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author | James Dong <jdong@google.com> | 2011-07-19 11:00:50 -0700 |
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committer | Android (Google) Code Review <android-gerrit@google.com> | 2011-07-19 11:00:50 -0700 |
commit | 8a08b0c5a19843d3c073712416d1b920522159b0 (patch) | |
tree | 6bc81d45e3c7581a073a12be51ede638b29ba7c8 | |
parent | 9c79becb482b7fb31ba762742bbb14a1afb8be55 (diff) | |
parent | d2a9852c137171b3d393269a51a8b4ef8b00ce64 (diff) | |
download | frameworks_base-8a08b0c5a19843d3c073712416d1b920522159b0.zip frameworks_base-8a08b0c5a19843d3c073712416d1b920522159b0.tar.gz frameworks_base-8a08b0c5a19843d3c073712416d1b920522159b0.tar.bz2 |
Merge "Remove PV AVC decoder"
19 files changed, 0 insertions, 11185 deletions
diff --git a/media/libstagefright/codecs/avc/dec/Android.mk b/media/libstagefright/codecs/avc/dec/Android.mk deleted file mode 100644 index 2949a04..0000000 --- a/media/libstagefright/codecs/avc/dec/Android.mk +++ /dev/null @@ -1,55 +0,0 @@ -LOCAL_PATH := $(call my-dir) -include $(CLEAR_VARS) - -LOCAL_SRC_FILES := \ - src/avcdec_api.cpp \ - src/avc_bitstream.cpp \ - src/header.cpp \ - src/itrans.cpp \ - src/pred_inter.cpp \ - src/pred_intra.cpp \ - src/residual.cpp \ - src/slice.cpp \ - src/vlc.cpp - -LOCAL_MODULE := libstagefright_avcdec - -LOCAL_C_INCLUDES := \ - $(LOCAL_PATH)/src \ - $(LOCAL_PATH)/include \ - $(LOCAL_PATH)/../common/include \ - $(TOP)/frameworks/base/media/libstagefright/include \ - frameworks/base/include/media/stagefright/openmax \ - -LOCAL_CFLAGS := -DOSCL_IMPORT_REF= -DOSCL_UNUSED_ARG= -DOSCL_EXPORT_REF= - -include $(BUILD_STATIC_LIBRARY) - -################################################################################ - -include $(CLEAR_VARS) - -LOCAL_SRC_FILES := \ - SoftAVC.cpp - -LOCAL_C_INCLUDES := \ - $(LOCAL_PATH)/src \ - $(LOCAL_PATH)/include \ - $(LOCAL_PATH)/../common/include \ - frameworks/base/media/libstagefright/include \ - frameworks/base/include/media/stagefright/openmax \ - -LOCAL_CFLAGS := -DOSCL_IMPORT_REF= - -LOCAL_STATIC_LIBRARIES := \ - libstagefright_avcdec - -LOCAL_SHARED_LIBRARIES := \ - libstagefright_avc_common \ - libstagefright libstagefright_omx libstagefright_foundation libutils - -LOCAL_MODULE := libstagefright_soft_avcdec -LOCAL_MODULE_TAGS := optional - -include $(BUILD_SHARED_LIBRARY) - diff --git a/media/libstagefright/codecs/avc/dec/SoftAVC.cpp b/media/libstagefright/codecs/avc/dec/SoftAVC.cpp deleted file mode 100644 index 6a476f6..0000000 --- a/media/libstagefright/codecs/avc/dec/SoftAVC.cpp +++ /dev/null @@ -1,720 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -//#define LOG_NDEBUG 0 -#define LOG_TAG "SoftAVC" -#include <utils/Log.h> - -#include "SoftAVC.h" - -#include <media/stagefright/foundation/ADebug.h> -#include <media/stagefright/MediaDefs.h> -#include <media/stagefright/MediaErrors.h> -#include <media/IOMX.h> - -#include "avcdec_api.h" -#include "avcdec_int.h" - -namespace android { - -static const char kStartCode[4] = { 0x00, 0x00, 0x00, 0x01 }; - -static const CodecProfileLevel kProfileLevels[] = { - { OMX_VIDEO_AVCProfileBaseline, OMX_VIDEO_AVCLevel1 }, - { OMX_VIDEO_AVCProfileBaseline, OMX_VIDEO_AVCLevel1b }, - { OMX_VIDEO_AVCProfileBaseline, OMX_VIDEO_AVCLevel11 }, - { OMX_VIDEO_AVCProfileBaseline, OMX_VIDEO_AVCLevel12 }, -}; - -template<class T> -static void InitOMXParams(T *params) { - params->nSize = sizeof(T); - params->nVersion.s.nVersionMajor = 1; - params->nVersion.s.nVersionMinor = 0; - params->nVersion.s.nRevision = 0; - params->nVersion.s.nStep = 0; -} - -static int32_t Malloc(void *userData, int32_t size, int32_t attrs) { - return reinterpret_cast<int32_t>(malloc(size)); -} - -static void Free(void *userData, int32_t ptr) { - free(reinterpret_cast<void *>(ptr)); -} - -SoftAVC::SoftAVC( - const char *name, - const OMX_CALLBACKTYPE *callbacks, - OMX_PTR appData, - OMX_COMPONENTTYPE **component) - : SimpleSoftOMXComponent(name, callbacks, appData, component), - mHandle(new tagAVCHandle), - mInputBufferCount(0), - mWidth(160), - mHeight(120), - mCropLeft(0), - mCropTop(0), - mCropRight(mWidth - 1), - mCropBottom(mHeight - 1), - mSPSSeen(false), - mPPSSeen(false), - mCurrentTimeUs(-1), - mEOSStatus(INPUT_DATA_AVAILABLE), - mOutputPortSettingsChange(NONE) { - initPorts(); - CHECK_EQ(initDecoder(), (status_t)OK); -} - -SoftAVC::~SoftAVC() { - PVAVCCleanUpDecoder(mHandle); - - delete mHandle; - mHandle = NULL; -} - -void SoftAVC::initPorts() { - OMX_PARAM_PORTDEFINITIONTYPE def; - InitOMXParams(&def); - - def.nPortIndex = 0; - def.eDir = OMX_DirInput; - def.nBufferCountMin = kNumInputBuffers; - def.nBufferCountActual = def.nBufferCountMin; - def.nBufferSize = 8192; - def.bEnabled = OMX_TRUE; - def.bPopulated = OMX_FALSE; - def.eDomain = OMX_PortDomainVideo; - def.bBuffersContiguous = OMX_FALSE; - def.nBufferAlignment = 1; - - def.format.video.cMIMEType = const_cast<char *>(MEDIA_MIMETYPE_VIDEO_AVC); - def.format.video.pNativeRender = NULL; - def.format.video.nFrameWidth = mWidth; - def.format.video.nFrameHeight = mHeight; - def.format.video.nStride = def.format.video.nFrameWidth; - def.format.video.nSliceHeight = def.format.video.nFrameHeight; - def.format.video.nBitrate = 0; - def.format.video.xFramerate = 0; - def.format.video.bFlagErrorConcealment = OMX_FALSE; - def.format.video.eCompressionFormat = OMX_VIDEO_CodingAVC; - def.format.video.eColorFormat = OMX_COLOR_FormatUnused; - def.format.video.pNativeWindow = NULL; - - addPort(def); - - def.nPortIndex = 1; - def.eDir = OMX_DirOutput; - def.nBufferCountMin = kNumOutputBuffers; - def.nBufferCountActual = def.nBufferCountMin; - def.bEnabled = OMX_TRUE; - def.bPopulated = OMX_FALSE; - def.eDomain = OMX_PortDomainVideo; - def.bBuffersContiguous = OMX_FALSE; - def.nBufferAlignment = 2; - - def.format.video.cMIMEType = const_cast<char *>(MEDIA_MIMETYPE_VIDEO_RAW); - def.format.video.pNativeRender = NULL; - def.format.video.nFrameWidth = mWidth; - def.format.video.nFrameHeight = mHeight; - def.format.video.nStride = def.format.video.nFrameWidth; - def.format.video.nSliceHeight = def.format.video.nFrameHeight; - def.format.video.nBitrate = 0; - def.format.video.xFramerate = 0; - def.format.video.bFlagErrorConcealment = OMX_FALSE; - def.format.video.eCompressionFormat = OMX_VIDEO_CodingUnused; - def.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar; - def.format.video.pNativeWindow = NULL; - - def.nBufferSize = - (def.format.video.nFrameWidth * def.format.video.nFrameHeight * 3) / 2; - - addPort(def); -} - -status_t SoftAVC::initDecoder() { - memset(mHandle, 0, sizeof(tagAVCHandle)); - mHandle->AVCObject = NULL; - mHandle->userData = this; - mHandle->CBAVC_DPBAlloc = ActivateSPSWrapper; - mHandle->CBAVC_FrameBind = BindFrameWrapper; - mHandle->CBAVC_FrameUnbind = UnbindFrame; - mHandle->CBAVC_Malloc = Malloc; - mHandle->CBAVC_Free = Free; - - return OK; -} - -OMX_ERRORTYPE SoftAVC::internalGetParameter( - OMX_INDEXTYPE index, OMX_PTR params) { - switch (index) { - case OMX_IndexParamVideoPortFormat: - { - OMX_VIDEO_PARAM_PORTFORMATTYPE *formatParams = - (OMX_VIDEO_PARAM_PORTFORMATTYPE *)params; - - if (formatParams->nPortIndex > 1) { - return OMX_ErrorUndefined; - } - - if (formatParams->nIndex != 0) { - return OMX_ErrorNoMore; - } - - if (formatParams->nPortIndex == 0) { - formatParams->eCompressionFormat = OMX_VIDEO_CodingAVC; - formatParams->eColorFormat = OMX_COLOR_FormatUnused; - formatParams->xFramerate = 0; - } else { - CHECK_EQ(formatParams->nPortIndex, 1u); - - formatParams->eCompressionFormat = OMX_VIDEO_CodingUnused; - formatParams->eColorFormat = OMX_COLOR_FormatYUV420Planar; - formatParams->xFramerate = 0; - } - - return OMX_ErrorNone; - } - - case OMX_IndexParamVideoProfileLevelQuerySupported: - { - OMX_VIDEO_PARAM_PROFILELEVELTYPE *profileLevel = - (OMX_VIDEO_PARAM_PROFILELEVELTYPE *) params; - - if (profileLevel->nPortIndex != 0) { // Input port only - LOGE("Invalid port index: %ld", profileLevel->nPortIndex); - return OMX_ErrorUnsupportedIndex; - } - - size_t index = profileLevel->nProfileIndex; - size_t nProfileLevels = - sizeof(kProfileLevels) / sizeof(kProfileLevels[0]); - if (index >= nProfileLevels) { - return OMX_ErrorNoMore; - } - - profileLevel->eProfile = kProfileLevels[index].mProfile; - profileLevel->eLevel = kProfileLevels[index].mLevel; - return OMX_ErrorNone; - } - - default: - return SimpleSoftOMXComponent::internalGetParameter(index, params); - } -} - -OMX_ERRORTYPE SoftAVC::internalSetParameter( - OMX_INDEXTYPE index, const OMX_PTR params) { - switch (index) { - case OMX_IndexParamStandardComponentRole: - { - const OMX_PARAM_COMPONENTROLETYPE *roleParams = - (const OMX_PARAM_COMPONENTROLETYPE *)params; - - if (strncmp((const char *)roleParams->cRole, - "video_decoder.avc", - OMX_MAX_STRINGNAME_SIZE - 1)) { - return OMX_ErrorUndefined; - } - - return OMX_ErrorNone; - } - - case OMX_IndexParamVideoPortFormat: - { - OMX_VIDEO_PARAM_PORTFORMATTYPE *formatParams = - (OMX_VIDEO_PARAM_PORTFORMATTYPE *)params; - - if (formatParams->nPortIndex > 1) { - return OMX_ErrorUndefined; - } - - if (formatParams->nIndex != 0) { - return OMX_ErrorNoMore; - } - - return OMX_ErrorNone; - } - - default: - return SimpleSoftOMXComponent::internalSetParameter(index, params); - } -} - -OMX_ERRORTYPE SoftAVC::getConfig( - OMX_INDEXTYPE index, OMX_PTR params) { - switch (index) { - case OMX_IndexConfigCommonOutputCrop: - { - OMX_CONFIG_RECTTYPE *rectParams = (OMX_CONFIG_RECTTYPE *)params; - - if (rectParams->nPortIndex != 1) { - return OMX_ErrorUndefined; - } - - rectParams->nLeft = mCropLeft; - rectParams->nTop = mCropTop; - rectParams->nWidth = mCropRight - mCropLeft + 1; - rectParams->nHeight = mCropBottom - mCropTop + 1; - - return OMX_ErrorNone; - } - - default: - return OMX_ErrorUnsupportedIndex; - } -} - -static void findNALFragment( - const OMX_BUFFERHEADERTYPE *inHeader, - const uint8_t **fragPtr, size_t *fragSize) { - const uint8_t *data = inHeader->pBuffer + inHeader->nOffset; - - size_t size = inHeader->nFilledLen; - - CHECK(size >= 4); - CHECK(!memcmp(kStartCode, data, 4)); - - size_t offset = 4; - while (offset + 3 < size && memcmp(kStartCode, &data[offset], 4)) { - ++offset; - } - - *fragPtr = &data[4]; - if (offset + 3 >= size) { - *fragSize = size - 4; - } else { - *fragSize = offset - 4; - } -} - -void SoftAVC::onQueueFilled(OMX_U32 portIndex) { - if (mOutputPortSettingsChange != NONE) { - return; - } - - List<BufferInfo *> &inQueue = getPortQueue(0); - List<BufferInfo *> &outQueue = getPortQueue(1); - - if (mEOSStatus == OUTPUT_FRAMES_FLUSHED) { - return; - } - - while ((mEOSStatus != INPUT_DATA_AVAILABLE || !inQueue.empty()) - && outQueue.size() == kNumOutputBuffers) { - if (mEOSStatus == INPUT_EOS_SEEN) { - OMX_BUFFERHEADERTYPE *outHeader; - if (drainOutputBuffer(&outHeader)) { - List<BufferInfo *>::iterator it = outQueue.begin(); - while ((*it)->mHeader != outHeader) { - ++it; - } - - BufferInfo *outInfo = *it; - outInfo->mOwnedByUs = false; - outQueue.erase(it); - outInfo = NULL; - - notifyFillBufferDone(outHeader); - outHeader = NULL; - return; - } - - BufferInfo *outInfo = *outQueue.begin(); - outHeader = outInfo->mHeader; - - outHeader->nOffset = 0; - outHeader->nFilledLen = 0; - outHeader->nFlags = OMX_BUFFERFLAG_EOS; - outHeader->nTimeStamp = 0; - - outQueue.erase(outQueue.begin()); - outInfo->mOwnedByUs = false; - notifyFillBufferDone(outHeader); - - mEOSStatus = OUTPUT_FRAMES_FLUSHED; - return; - } - - BufferInfo *inInfo = *inQueue.begin(); - OMX_BUFFERHEADERTYPE *inHeader = inInfo->mHeader; - - if (inHeader->nFlags & OMX_BUFFERFLAG_EOS) { - inQueue.erase(inQueue.begin()); - inInfo->mOwnedByUs = false; - notifyEmptyBufferDone(inHeader); - - mEOSStatus = INPUT_EOS_SEEN; - continue; - } - - mCurrentTimeUs = inHeader->nTimeStamp; - - const uint8_t *fragPtr; - size_t fragSize; - findNALFragment(inHeader, &fragPtr, &fragSize); - - bool releaseFragment; - OMX_BUFFERHEADERTYPE *outHeader; - status_t err = decodeFragment( - fragPtr, fragSize, - &releaseFragment, &outHeader); - - if (releaseFragment) { - CHECK_GE(inHeader->nFilledLen, fragSize + 4); - - inHeader->nOffset += fragSize + 4; - inHeader->nFilledLen -= fragSize + 4; - - if (inHeader->nFilledLen == 0) { - inInfo->mOwnedByUs = false; - inQueue.erase(inQueue.begin()); - inInfo = NULL; - notifyEmptyBufferDone(inHeader); - inHeader = NULL; - } - } - - if (outHeader != NULL) { - List<BufferInfo *>::iterator it = outQueue.begin(); - while ((*it)->mHeader != outHeader) { - ++it; - } - - BufferInfo *outInfo = *it; - outInfo->mOwnedByUs = false; - outQueue.erase(it); - outInfo = NULL; - - notifyFillBufferDone(outHeader); - outHeader = NULL; - return; - } - - if (err == INFO_FORMAT_CHANGED) { - return; - } - - if (err != OK) { - notify(OMX_EventError, OMX_ErrorUndefined, err, NULL); - return; - } - } -} - -status_t SoftAVC::decodeFragment( - const uint8_t *fragPtr, size_t fragSize, - bool *releaseFragment, - OMX_BUFFERHEADERTYPE **outHeader) { - *releaseFragment = true; - *outHeader = NULL; - - int nalType; - int nalRefIdc; - AVCDec_Status res = - PVAVCDecGetNALType( - const_cast<uint8_t *>(fragPtr), fragSize, - &nalType, &nalRefIdc); - - if (res != AVCDEC_SUCCESS) { - LOGV("cannot determine nal type"); - return ERROR_MALFORMED; - } - - if (nalType != AVC_NALTYPE_SPS && nalType != AVC_NALTYPE_PPS - && (!mSPSSeen || !mPPSSeen)) { - // We haven't seen SPS or PPS yet. - return OK; - } - - switch (nalType) { - case AVC_NALTYPE_SPS: - { - mSPSSeen = true; - - res = PVAVCDecSeqParamSet( - mHandle, const_cast<uint8_t *>(fragPtr), - fragSize); - - if (res != AVCDEC_SUCCESS) { - return ERROR_MALFORMED; - } - - AVCDecObject *pDecVid = (AVCDecObject *)mHandle->AVCObject; - - int32_t width = - (pDecVid->seqParams[0]->pic_width_in_mbs_minus1 + 1) * 16; - - int32_t height = - (pDecVid->seqParams[0]->pic_height_in_map_units_minus1 + 1) * 16; - - int32_t crop_left, crop_right, crop_top, crop_bottom; - if (pDecVid->seqParams[0]->frame_cropping_flag) - { - crop_left = 2 * pDecVid->seqParams[0]->frame_crop_left_offset; - crop_right = - width - (2 * pDecVid->seqParams[0]->frame_crop_right_offset + 1); - - if (pDecVid->seqParams[0]->frame_mbs_only_flag) - { - crop_top = 2 * pDecVid->seqParams[0]->frame_crop_top_offset; - crop_bottom = - height - - (2 * pDecVid->seqParams[0]->frame_crop_bottom_offset + 1); - } - else - { - crop_top = 4 * pDecVid->seqParams[0]->frame_crop_top_offset; - crop_bottom = - height - - (4 * pDecVid->seqParams[0]->frame_crop_bottom_offset + 1); - } - } else { - crop_bottom = height - 1; - crop_right = width - 1; - crop_top = crop_left = 0; - } - - status_t err = OK; - - if (mWidth != width || mHeight != height) { - mWidth = width; - mHeight = height; - - updatePortDefinitions(); - - notify(OMX_EventPortSettingsChanged, 1, 0, NULL); - mOutputPortSettingsChange = AWAITING_DISABLED; - - err = INFO_FORMAT_CHANGED; - } - - if (mCropLeft != crop_left - || mCropTop != crop_top - || mCropRight != crop_right - || mCropBottom != crop_bottom) { - mCropLeft = crop_left; - mCropTop = crop_top; - mCropRight = crop_right; - mCropBottom = crop_bottom; - - notify(OMX_EventPortSettingsChanged, - 1, - OMX_IndexConfigCommonOutputCrop, - NULL); - } - - return err; - } - - case AVC_NALTYPE_PPS: - { - mPPSSeen = true; - - res = PVAVCDecPicParamSet( - mHandle, const_cast<uint8_t *>(fragPtr), - fragSize); - - if (res != AVCDEC_SUCCESS) { - LOGV("PVAVCDecPicParamSet returned error %d", res); - return ERROR_MALFORMED; - } - - return OK; - } - - case AVC_NALTYPE_SLICE: - case AVC_NALTYPE_IDR: - { - res = PVAVCDecodeSlice( - mHandle, const_cast<uint8_t *>(fragPtr), - fragSize); - - if (res == AVCDEC_PICTURE_OUTPUT_READY) { - *releaseFragment = false; - - if (!drainOutputBuffer(outHeader)) { - return UNKNOWN_ERROR; - } - - return OK; - } - - if (res == AVCDEC_PICTURE_READY || res == AVCDEC_SUCCESS) { - return OK; - } else { - LOGV("PVAVCDecodeSlice returned error %d", res); - return ERROR_MALFORMED; - } - } - - case AVC_NALTYPE_SEI: - { - res = PVAVCDecSEI( - mHandle, const_cast<uint8_t *>(fragPtr), - fragSize); - - if (res != AVCDEC_SUCCESS) { - return ERROR_MALFORMED; - } - - return OK; - } - - case AVC_NALTYPE_AUD: - case AVC_NALTYPE_FILL: - case AVC_NALTYPE_EOSEQ: - { - return OK; - } - - default: - { - LOGE("Should not be here, unknown nalType %d", nalType); - - return ERROR_MALFORMED; - } - } - - return OK; -} - -bool SoftAVC::drainOutputBuffer(OMX_BUFFERHEADERTYPE **outHeader) { - int32_t index; - int32_t Release; - AVCFrameIO Output; - Output.YCbCr[0] = Output.YCbCr[1] = Output.YCbCr[2] = NULL; - AVCDec_Status status = - PVAVCDecGetOutput(mHandle, &index, &Release, &Output); - - if (status != AVCDEC_SUCCESS) { - return false; - } - - PortInfo *port = editPortInfo(1); - CHECK_GE(index, 0); - CHECK_LT((size_t)index, port->mBuffers.size()); - CHECK(port->mBuffers.editItemAt(index).mOwnedByUs); - - *outHeader = port->mBuffers.editItemAt(index).mHeader; - (*outHeader)->nOffset = 0; - (*outHeader)->nFilledLen = port->mDef.nBufferSize; - (*outHeader)->nFlags = 0; - - return true; -} - -void SoftAVC::onPortFlushCompleted(OMX_U32 portIndex) { - if (portIndex == 0) { - PVAVCDecReset(mHandle); - - mEOSStatus = INPUT_DATA_AVAILABLE; - } -} - -void SoftAVC::onPortEnableCompleted(OMX_U32 portIndex, bool enabled) { - if (portIndex != 1) { - return; - } - - switch (mOutputPortSettingsChange) { - case NONE: - break; - - case AWAITING_DISABLED: - { - CHECK(!enabled); - mOutputPortSettingsChange = AWAITING_ENABLED; - break; - } - - default: - { - CHECK_EQ((int)mOutputPortSettingsChange, (int)AWAITING_ENABLED); - CHECK(enabled); - mOutputPortSettingsChange = NONE; - break; - } - } -} - -void SoftAVC::updatePortDefinitions() { - OMX_PARAM_PORTDEFINITIONTYPE *def = &editPortInfo(0)->mDef; - def->format.video.nFrameWidth = mWidth; - def->format.video.nFrameHeight = mHeight; - def->format.video.nStride = def->format.video.nFrameWidth; - def->format.video.nSliceHeight = def->format.video.nFrameHeight; - - def = &editPortInfo(1)->mDef; - def->format.video.nFrameWidth = mWidth; - def->format.video.nFrameHeight = mHeight; - def->format.video.nStride = def->format.video.nFrameWidth; - def->format.video.nSliceHeight = def->format.video.nFrameHeight; - - def->nBufferSize = - (def->format.video.nFrameWidth - * def->format.video.nFrameHeight * 3) / 2; -} - -// static -int32_t SoftAVC::ActivateSPSWrapper( - void *userData, unsigned int sizeInMbs, unsigned int numBuffers) { - return static_cast<SoftAVC *>(userData)->activateSPS(sizeInMbs, numBuffers); -} - -// static -int32_t SoftAVC::BindFrameWrapper( - void *userData, int32_t index, uint8_t **yuv) { - return static_cast<SoftAVC *>(userData)->bindFrame(index, yuv); -} - -// static -void SoftAVC::UnbindFrame(void *userData, int32_t index) { -} - -int32_t SoftAVC::activateSPS( - unsigned int sizeInMbs, unsigned int numBuffers) { - PortInfo *port = editPortInfo(1); - CHECK_GE(port->mBuffers.size(), numBuffers); - CHECK_GE(port->mDef.nBufferSize, (sizeInMbs << 7) * 3); - - return 1; -} - -int32_t SoftAVC::bindFrame(int32_t index, uint8_t **yuv) { - PortInfo *port = editPortInfo(1); - - CHECK_GE(index, 0); - CHECK_LT((size_t)index, port->mBuffers.size()); - - BufferInfo *outBuffer = - &port->mBuffers.editItemAt(index); - - CHECK(outBuffer->mOwnedByUs); - - outBuffer->mHeader->nTimeStamp = mCurrentTimeUs; - *yuv = outBuffer->mHeader->pBuffer; - - return 1; -} - -} // namespace android - -android::SoftOMXComponent *createSoftOMXComponent( - const char *name, const OMX_CALLBACKTYPE *callbacks, - OMX_PTR appData, OMX_COMPONENTTYPE **component) { - return new android::SoftAVC(name, callbacks, appData, component); -} diff --git a/media/libstagefright/codecs/avc/dec/SoftAVC.h b/media/libstagefright/codecs/avc/dec/SoftAVC.h deleted file mode 100644 index 1594b4d..0000000 --- a/media/libstagefright/codecs/avc/dec/SoftAVC.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef SOFT_AVC_H_ - -#define SOFT_AVC_H_ - -#include "SimpleSoftOMXComponent.h" - -struct tagAVCHandle; - -namespace android { - -struct SoftAVC : public SimpleSoftOMXComponent { - SoftAVC(const char *name, - const OMX_CALLBACKTYPE *callbacks, - OMX_PTR appData, - OMX_COMPONENTTYPE **component); - -protected: - virtual ~SoftAVC(); - - virtual OMX_ERRORTYPE internalGetParameter( - OMX_INDEXTYPE index, OMX_PTR params); - - virtual OMX_ERRORTYPE internalSetParameter( - OMX_INDEXTYPE index, const OMX_PTR params); - - virtual OMX_ERRORTYPE getConfig(OMX_INDEXTYPE index, OMX_PTR params); - - virtual void onQueueFilled(OMX_U32 portIndex); - virtual void onPortFlushCompleted(OMX_U32 portIndex); - virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled); - -private: - enum { - kNumInputBuffers = 4, - kNumOutputBuffers = 18, - }; - - enum EOSStatus { - INPUT_DATA_AVAILABLE, - INPUT_EOS_SEEN, - OUTPUT_FRAMES_FLUSHED, - }; - - tagAVCHandle *mHandle; - - size_t mInputBufferCount; - - int32_t mWidth, mHeight; - int32_t mCropLeft, mCropTop, mCropRight, mCropBottom; - - bool mSPSSeen, mPPSSeen; - - int64_t mCurrentTimeUs; - - EOSStatus mEOSStatus; - - enum { - NONE, - AWAITING_DISABLED, - AWAITING_ENABLED - } mOutputPortSettingsChange; - - void initPorts(); - status_t initDecoder(); - - status_t decodeFragment( - const uint8_t *fragPtr, size_t fragSize, - bool *releaseFrames, - OMX_BUFFERHEADERTYPE **outHeader); - - void updatePortDefinitions(); - bool drainOutputBuffer(OMX_BUFFERHEADERTYPE **outHeader); - - static int32_t ActivateSPSWrapper( - void *userData, unsigned int sizeInMbs, unsigned int numBuffers); - - static int32_t BindFrameWrapper( - void *userData, int32_t index, uint8_t **yuv); - - static void UnbindFrame(void *userData, int32_t index); - - int32_t activateSPS( - unsigned int sizeInMbs, unsigned int numBuffers); - - int32_t bindFrame(int32_t index, uint8_t **yuv); - - DISALLOW_EVIL_CONSTRUCTORS(SoftAVC); -}; - -} // namespace android - -#endif // SOFT_AVC_H_ - diff --git a/media/libstagefright/codecs/avc/dec/include/avcdec_api.h b/media/libstagefright/codecs/avc/dec/include/avcdec_api.h deleted file mode 100644 index f6a14b7..0000000 --- a/media/libstagefright/codecs/avc/dec/include/avcdec_api.h +++ /dev/null @@ -1,200 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -/** -This file contains application function interfaces to the AVC decoder library -and necessary type defitionitions and enumerations. -@publishedAll -*/ - -#ifndef _AVCDEC_API_H_ -#define _AVCDEC_API_H_ - -#include "avcapi_common.h" - -/** - This enumeration is used for the status returned from the library interface. -*/ -typedef enum -{ - /** - The followings are fail with details. Their values are negative. - */ - AVCDEC_NO_DATA = -4, - AVCDEC_PACKET_LOSS = -3, - /** - Fail information - */ - AVCDEC_NO_BUFFER = -2, /* no output picture buffer available */ - AVCDEC_MEMORY_FAIL = -1, /* memory allocation failed */ - AVCDEC_FAIL = 0, - /** - Generic success value - */ - AVCDEC_SUCCESS = 1, - AVCDEC_PICTURE_OUTPUT_READY = 2, - AVCDEC_PICTURE_READY = 3, - - /** - The followings are success with warnings. Their values are positive integers. - */ - AVCDEC_NO_NEXT_SC = 4, - AVCDEC_REDUNDANT_FRAME = 5, - AVCDEC_CONCEALED_FRAME = 6 /* detect and conceal the error */ -} AVCDec_Status; - - -/** -This structure contains sequence parameters information. -*/ -typedef struct tagAVCDecSPSInfo -{ - int FrameWidth; - int FrameHeight; - uint frame_only_flag; - int frame_crop_left; - int frame_crop_right; - int frame_crop_top; - int frame_crop_bottom; - -} AVCDecSPSInfo; - - -#ifdef __cplusplus -extern "C" -{ -#endif - /** THE FOLLOWINGS ARE APIS */ - /** - This function parses one NAL unit from byte stream format input according to Annex B. - \param "bitstream" "Pointer to the bitstream buffer." - \param "nal_unit" "Point to pointer and the location of the start of the first NAL unit - found in bitstream." - \param "size" "As input, the pointer to the size of bitstream in bytes. As output, - the value is changed to be the size of the found NAL unit." - \return "AVCDEC_SUCCESS if success, AVCDEC_FAIL if no first start code is found, AVCDEC_NO_NEX_SC if - the first start code is found, but the second start code is missing (potential partial NAL)." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCAnnexBGetNALUnit(uint8 *bitstream, uint8 **nal_unit, int *size); - - /** - This function sniffs the nal_unit_type such that users can call corresponding APIs. - \param "bitstream" "Pointer to the beginning of a NAL unit (start with forbidden_zero_bit, etc.)." - \param "size" "size of the bitstream (NumBytesInNALunit + 1)." - \param "nal_unit_type" "Pointer to the return value of nal unit type." - \return "AVCDEC_SUCCESS if success, AVCDEC_FAIL otherwise." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCDecGetNALType(uint8 *bitstream, int size, int *nal_type, int *nal_ref_idc); - - /** - This function decodes the sequence parameters set, initializes related parameters and - allocates memory (reference frames list), must also be compliant with Annex A. - It is equivalent to decode VOL header of MPEG4. - \param "avcHandle" "Handle to the AVC decoder library object." - \param "nal_unit" "Pointer to the buffer containing single NAL unit. - The content will change due to EBSP-to-RBSP conversion." - \param "nal_size" "size of the bitstream NumBytesInNALunit." - \return "AVCDEC_SUCCESS if success, - AVCDEC_FAIL if profile and level is not supported, - AVCDEC_MEMORY_FAIL if memory allocations return null." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCDecSeqParamSet(AVCHandle *avcHandle, uint8 *nal_unit, int nal_size); - - /** - This function returns sequence parameters such as dimension and field flag of the most recently - decoded SPS. More can be added later or grouped together into a structure. This API can be called - after PVAVCInitSequence. If no sequence parameter has been decoded yet, it will return AVCDEC_FAIL. - - \param "avcHandle" "Handle to the AVC decoder library object." - \param "seqInfo" "Pointer to the AVCDecSeqParamInfo structure." - \return "AVCDEC_SUCCESS if success and AVCDEC_FAIL if fail." - \note "This API can be combined with PVAVCInitSequence if wanted to be consistent with m4vdec lib." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCDecGetSeqInfo(AVCHandle *avcHandle, AVCDecSPSInfo *seqInfo); - - /** - This function decodes the picture parameters set and initializes related parameters. Note thate - the PPS may not be present for every picture. - \param "avcHandle" "Handle to the AVC decoder library object." - \param "nal_unit" "Pointer to the buffer containing single NAL unit. - The content will change due to EBSP-to-RBSP conversion." - \param "nal_size" "size of the bitstream NumBytesInNALunit." - \return "AVCDEC_SUCCESS if success, AVCDEC_FAIL if profile and level is not supported." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCDecPicParamSet(AVCHandle *avcHandle, uint8 *nal_unit, int nal_size); - - /** - This function decodes one NAL unit of bitstream. The type of nal unit is one of the - followings, 1, 5. (for now, no data partitioning, type 2,3,4). - \param "avcHandle" "Handle to the AVC decoder library object." - \param "nal_unit" "Pointer to the buffer containing a single or partial NAL unit. - The content will change due to EBSP-to-RBSP conversion." - \param "buf_size" "Size of the buffer (less than or equal nal_size)." - \param "nal_size" "size of the current NAL unit NumBytesInNALunit." - \return "AVCDEC_PICTURE_READY for success and an output is ready, - AVCDEC_SUCCESS for success but no output is ready, - AVCDEC_PACKET_LOSS is GetData returns AVCDEC_PACKET_LOSS, - AVCDEC_FAIL if syntax error is detected, - AVCDEC_MEMORY_FAIL if memory is corrupted. - AVCDEC_NO_PICTURE if no frame memory to write to (users need to get output and/or return picture). - AVCDEC_REDUNDANT_PICTURE if error has been detected in the primary picture and redundant picture is available, - AVCDEC_CONCEALED_PICTURE if error has been detected and decoder has concealed it." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCDecSEI(AVCHandle *avcHandle, uint8 *nal_unit, int nal_size); - - OSCL_IMPORT_REF AVCDec_Status PVAVCDecodeSlice(AVCHandle *avcHandle, uint8 *buffer, int buf_size); - - /** - Check the availability of the decoded picture in decoding order (frame_num). - The AVCFrameIO also provide displaying order information such that the application - can re-order the frame for display. A picture can be retrieved only once. - \param "avcHandle" "Handle to the AVC decoder library object." - \param "output" "Pointer to the AVCOutput structure. Note that decoder library will - not re-used the pixel memory in this structure until it has been returned - thru PVAVCReleaseOutput API." - \return "AVCDEC_SUCCESS for success, AVCDEC_FAIL if no picture is available to be displayed, - AVCDEC_PICTURE_READY if there is another picture to be displayed." - */ - OSCL_IMPORT_REF AVCDec_Status PVAVCDecGetOutput(AVCHandle *avcHandle, int *indx, int *release_flag, AVCFrameIO *output); - - /** - This function resets the decoder and expects to see the next IDR slice. - \param "avcHandle" "Handle to the AVC decoder library object." - */ - OSCL_IMPORT_REF void PVAVCDecReset(AVCHandle *avcHandle); - - /** - This function performs clean up operation including memory deallocation. - \param "avcHandle" "Handle to the AVC decoder library object." - */ - OSCL_IMPORT_REF void PVAVCCleanUpDecoder(AVCHandle *avcHandle); -//AVCDec_Status EBSPtoRBSP(uint8 *nal_unit,int *size); - - - - /** CALLBACK FUNCTION TO BE IMPLEMENTED BY APPLICATION */ - /** In AVCHandle structure, userData is a pointer to an object with the following - member functions. - */ - AVCDec_Status CBAVCDec_GetData(uint32 *userData, unsigned char **buffer, unsigned int *size); - -#ifdef __cplusplus -} -#endif - -#endif /* _AVCDEC_API_H_ */ - diff --git a/media/libstagefright/codecs/avc/dec/include/pvavcdecoder.h b/media/libstagefright/codecs/avc/dec/include/pvavcdecoder.h deleted file mode 100644 index 6b196de..0000000 --- a/media/libstagefright/codecs/avc/dec/include/pvavcdecoder.h +++ /dev/null @@ -1,49 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#ifndef PVAVCDECODER_H_INCLUDED -#define PVAVCDECODER_H_INCLUDED - -#ifndef PVAVCDECODERINTERFACE_H_INCLUDED -#include "pvavcdecoderinterface.h" -#endif - -// AVC video decoder -class PVAVCDecoder : public PVAVCDecoderInterface -{ - public: - virtual ~PVAVCDecoder(); - static PVAVCDecoder* New(void); - virtual bool InitAVCDecoder(FunctionType_SPS, FunctionType_Alloc, FunctionType_Unbind, - FunctionType_Malloc, FunctionType_Free, void *); - virtual void CleanUpAVCDecoder(void); - virtual void ResetAVCDecoder(void); - virtual int32 DecodeSPS(uint8 *bitstream, int32 buffer_size); - virtual int32 DecodePPS(uint8 *bitstream, int32 buffer_size); - virtual int32 DecodeAVCSlice(uint8 *bitstream, int32 *buffer_size); - virtual bool GetDecOutput(int *indx, int *release); - virtual void GetVideoDimensions(int32 *width, int32 *height, int32 *top, int32 *left, int32 *bottom, int32 *right); - int AVC_Malloc(int32 size, int attribute); - void AVC_Free(int mem); - - private: - PVAVCDecoder(); - bool Construct(void); - void *iAVCHandle; -}; - -#endif diff --git a/media/libstagefright/codecs/avc/dec/include/pvavcdecoderinterface.h b/media/libstagefright/codecs/avc/dec/include/pvavcdecoderinterface.h deleted file mode 100644 index 027212d..0000000 --- a/media/libstagefright/codecs/avc/dec/include/pvavcdecoderinterface.h +++ /dev/null @@ -1,48 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#ifndef PVAVCDECODERINTERFACE_H_INCLUDED -#define PVAVCDECODERINTERFACE_H_INCLUDED - -typedef void (*FunctionType_Unbind)(void *, int); -typedef int (*FunctionType_Alloc)(void *, int, uint8 **); -typedef int (*FunctionType_SPS)(void *, uint, uint); -typedef int (*FunctionType_Malloc)(void *, int32, int); -typedef void(*FunctionType_Free)(void *, int); - - -// PVAVCDecoderInterface pure virtual interface class -class PVAVCDecoderInterface -{ - public: - virtual ~PVAVCDecoderInterface() {}; - virtual bool InitAVCDecoder(FunctionType_SPS, FunctionType_Alloc, FunctionType_Unbind, - FunctionType_Malloc, FunctionType_Free, void *) = 0; - virtual void CleanUpAVCDecoder(void) = 0; - virtual void ResetAVCDecoder(void) = 0; - virtual int32 DecodeSPS(uint8 *bitstream, int32 buffer_size) = 0; - virtual int32 DecodePPS(uint8 *bitstream, int32 buffer_size) = 0; - virtual int32 DecodeAVCSlice(uint8 *bitstream, int32 *buffer_size) = 0; - virtual bool GetDecOutput(int *indx, int *release) = 0; - virtual void GetVideoDimensions(int32 *width, int32 *height, int32 *top, int32 *left, int32 *bottom, int32 *right) = 0; -// virtual int AVC_Malloc(int32 size, int attribute); -// virtual void AVC_Free(int mem); -}; - -#endif // PVAVCDECODERINTERFACE_H_INCLUDED - - diff --git a/media/libstagefright/codecs/avc/dec/src/avc_bitstream.cpp b/media/libstagefright/codecs/avc/dec/src/avc_bitstream.cpp deleted file mode 100644 index 270b664..0000000 --- a/media/libstagefright/codecs/avc/dec/src/avc_bitstream.cpp +++ /dev/null @@ -1,276 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#include "avcdec_bitstream.h" - -/* Swapping may not be needed anymore since we read one byte at a time and perform -EBSP to RBSP conversion in bitstream. */ -#ifdef LITTLE_ENDIAN -#if (WORD_SIZE==32) /* this can be replaced with assembly instructions */ -#define SWAP_BYTES(x) ((((x)&0xFF)<<24) | (((x)&0xFF00)<<8) | (((x)&0xFF0000)>>8) | (((x)&0xFF000000)>>24)) -#else /* for 16-bit */ -#define SWAP_BYTES(x) ((((x)&0xFF)<<8) | (((x)&0xFF00)>>8)) -#endif -#else -#define SWAP_BYTES(x) (x) -#endif - - -/* array for trailing bit pattern as function of number of bits */ -/* the first one is unused. */ -const static uint8 trailing_bits[9] = {0, 0x1, 0x2, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80}; - -/* ======================================================================== */ -/* Function : BitstreamInit() */ -/* Date : 11/4/2003 */ -/* Purpose : Populate bitstream structure with bitstream buffer and size */ -/* it also initializes internal data */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if successed, AVCDEC_FAIL if failed. */ -/* Modified : */ -/* ======================================================================== */ -/* |--------|--------|----~~~~~-----|---------|---------|---------| - ^ ^read_pos ^data_end_pos - bitstreamBuffer <---------> - current_word - - |xxxxxxxxxxxxx----| = current_word 32 or 16 bits - <------------> - bit_left - ======================================================================== */ - - -/* ======================================================================== */ -/* Function : BitstreamNextWord() */ -/* Date : 12/4/2003 */ -/* Purpose : Read up to machine word. */ -/* In/out : */ -/* Return : Next word with emulation prevention code removed. Everything - in the bitstream structure got modified except current_word */ -/* Modified : */ -/* ======================================================================== */ - -AVCDec_Status BitstreamInit(AVCDecBitstream *stream, uint8 *buffer, int size) -{ - EBSPtoRBSP(buffer, &size); - - stream->incnt = 0; - stream->incnt_next = 0; - stream->bitcnt = 0; - stream->curr_word = stream->next_word = 0; - stream->read_pos = 0; - - stream->bitstreamBuffer = buffer; - - stream->data_end_pos = size; - - stream->nal_size = size; - - return AVCDEC_SUCCESS; -} -/* ======================================================================== */ -/* Function : AVC_BitstreamFillCache() */ -/* Date : 1/1/2005 */ -/* Purpose : Read up to machine word. */ -/* In/out : */ -/* Return : Read in 4 bytes of input data */ -/* Modified : */ -/* ======================================================================== */ - -AVCDec_Status AVC_BitstreamFillCache(AVCDecBitstream *stream) -{ - uint8 *bitstreamBuffer = stream->bitstreamBuffer; - uint8 *v; - int num_bits, i; - - stream->curr_word |= (stream->next_word >> stream->incnt); // stream->incnt cannot be 32 - stream->next_word <<= (31 - stream->incnt); - stream->next_word <<= 1; - num_bits = stream->incnt_next + stream->incnt; - if (num_bits >= 32) - { - stream->incnt_next -= (32 - stream->incnt); - stream->incnt = 32; - return AVCDEC_SUCCESS; - } - /* this check can be removed if there is additional extra 4 bytes at the end of the bitstream */ - v = bitstreamBuffer + stream->read_pos; - - if (stream->read_pos > stream->data_end_pos - 4) - { - if (stream->data_end_pos <= stream->read_pos) - { - stream->incnt = num_bits; - stream->incnt_next = 0; - return AVCDEC_SUCCESS; - } - - stream->next_word = 0; - - for (i = 0; i < stream->data_end_pos - stream->read_pos; i++) - { - stream->next_word |= (v[i] << ((3 - i) << 3)); - } - - stream->read_pos = stream->data_end_pos; - stream->curr_word |= (stream->next_word >> num_bits); // this is safe - - stream->next_word <<= (31 - num_bits); - stream->next_word <<= 1; - num_bits = i << 3; - stream->incnt += stream->incnt_next; - stream->incnt_next = num_bits - (32 - stream->incnt); - if (stream->incnt_next < 0) - { - stream->incnt += num_bits; - stream->incnt_next = 0; - } - else - { - stream->incnt = 32; - } - return AVCDEC_SUCCESS; - } - - stream->next_word = ((uint32)v[0] << 24) | (v[1] << 16) | (v[2] << 8) | v[3]; - stream->read_pos += 4; - - stream->curr_word |= (stream->next_word >> num_bits); // this is safe - stream->next_word <<= (31 - num_bits); - stream->next_word <<= 1; - stream->incnt_next += stream->incnt; - stream->incnt = 32; - return AVCDEC_SUCCESS; - -} -/* ======================================================================== */ -/* Function : BitstreamReadBits() */ -/* Date : 11/4/2003 */ -/* Purpose : Read up to machine word. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits */ -/* is greater than the word-size, AVCDEC_PACKET_LOSS or */ -/* AVCDEC_NO_DATA if callback to get data fails. */ -/* Modified : */ -/* ======================================================================== */ -AVCDec_Status BitstreamReadBits(AVCDecBitstream *stream, int nBits, uint *code) -{ - if (stream->incnt < nBits) - { - /* frame-based decoding */ - AVC_BitstreamFillCache(stream); - } - *code = stream->curr_word >> (32 - nBits); - BitstreamFlushBits(stream, nBits); - return AVCDEC_SUCCESS; -} - - - -/* ======================================================================== */ -/* Function : BitstreamShowBits() */ -/* Date : 11/4/2003 */ -/* Purpose : Show up to machine word without advancing the pointer. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits */ -/* is greater than the word-size, AVCDEC_NO_DATA if it needs */ -/* to callback to get data. */ -/* Modified : */ -/* ======================================================================== */ -AVCDec_Status BitstreamShowBits(AVCDecBitstream *stream, int nBits, uint *code) -{ - if (stream->incnt < nBits) - { - /* frame-based decoding */ - AVC_BitstreamFillCache(stream); - } - - *code = stream->curr_word >> (32 - nBits); - - return AVCDEC_SUCCESS; -} - -/* ======================================================================== */ -/* Function : BitstreamRead1Bit() */ -/* Date : 11/4/2003 */ -/* Purpose : Read 1 bit from the bitstream. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits */ -/* is greater than the word-size, AVCDEC_PACKET_LOSS or */ -/* AVCDEC_NO_DATA if callback to get data fails. */ -/* Modified : */ -/* ======================================================================== */ - -AVCDec_Status BitstreamRead1Bit(AVCDecBitstream *stream, uint *code) -{ - if (stream->incnt < 1) - { - /* frame-based decoding */ - AVC_BitstreamFillCache(stream); - } - *code = stream->curr_word >> 31; - BitstreamFlushBits(stream, 1); - return AVCDEC_SUCCESS; -} - - - -AVCDec_Status BitstreamByteAlign(AVCDecBitstream *stream) -{ - uint n_stuffed; - - n_stuffed = (8 - (stream->bitcnt & 0x7)) & 0x7; /* 07/05/01 */ - - stream->bitcnt += n_stuffed; - stream->incnt -= n_stuffed; - - if (stream->incnt < 0) - { - stream->bitcnt += stream->incnt; - stream->incnt = 0; - } - stream->curr_word <<= n_stuffed; - return AVCDEC_SUCCESS; -} - -/* check whether there are more RBSP data. */ -/* ignore the emulation prevention code, assume it has been taken out. */ -bool more_rbsp_data(AVCDecBitstream *stream) -{ - int total_bit_left; - uint code; - - if (stream->read_pos >= stream->nal_size) - { - total_bit_left = stream->incnt_next + stream->incnt; - if (total_bit_left <= 0) - { - return FALSE; - } - else if (total_bit_left <= 8) - { - BitstreamShowBits(stream, total_bit_left, &code); - if (code == trailing_bits[total_bit_left]) - { - return FALSE; - } - } - } - - return TRUE; -} - diff --git a/media/libstagefright/codecs/avc/dec/src/avcdec_api.cpp b/media/libstagefright/codecs/avc/dec/src/avcdec_api.cpp deleted file mode 100644 index 0a75f17..0000000 --- a/media/libstagefright/codecs/avc/dec/src/avcdec_api.cpp +++ /dev/null @@ -1,1036 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -/** -This file contains application function interfaces to the AVC decoder library. -@publishedAll -*/ - -#include <string.h> - -#include "avcdec_api.h" -#include "avcdec_lib.h" -#include "avcdec_bitstream.h" - -/* ======================================================================== */ -/* Function : EBSPtoRBSP() */ -/* Date : 11/4/2003 */ -/* Purpose : Convert EBSP to RBSP and overwrite it. */ -/* Assuming that forbidden_zero, nal_ref_idc and nal_unit_type */ -/* (first byte), has been taken out of the nal_unit. */ -/* In/out : */ -/* Return : */ -/* Modified : */ -/* ======================================================================== */ -/** -@pseudocode " - NumBytesInRBSP = 0; - for(i=0:i< *size; i++){ - if(i+2 < *size && next_bits(24)==0x000003){ - rbsp_byte[NumBytesInRBSP++]; - rbsp_byte[NumBytesInRBSP++]; - i+=2; - emulation_prevention_three_byte (0x03) - } - else - rbsp_byte[NumBytesInRBSP++]; - }" -*/ -AVCDec_Status EBSPtoRBSP(uint8 *nal_unit, int *size) -{ - int i, j; - int count = 0; - - /* This code is based on EBSPtoRBSP of JM */ - j = 0; - - for (i = 0; i < *size; i++) - { - if (count == 2 && nal_unit[i] == 0x03) - { - i++; - count = 0; - } - nal_unit[j] = nal_unit[i]; - if (nal_unit[i] == 0x00) - count++; - else - count = 0; - j++; - } - - *size = j; - - return AVCDEC_SUCCESS; -} - -/* ======================================================================== */ -/* Function : PVAVCAnnexBGetNALUnit() */ -/* Date : 11/3/2003 */ -/* Purpose : Parse a NAL from byte stream format. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if succeed, AVC_FAIL if fail. */ -/* Modified : */ -/* ======================================================================== */ -/** -@pseudocode " - byte_stream_nal_unit(NumBytesInNalunit){ - while(next_bits(24) != 0x000001) - zero_byte - if(more_data_in_byte_stream()){ - start_code_prefix_one_3bytes // equal 0x000001 - nal_unit(NumBytesInNALunit) - } - }" -*/ -OSCL_EXPORT_REF AVCDec_Status PVAVCAnnexBGetNALUnit(uint8 *bitstream, uint8 **nal_unit, - int *size) -{ - int i, j, FoundStartCode = 0; - int end; - - i = 0; - while (bitstream[i] == 0 && i < *size) - { - i++; - } - if (i >= *size) - { - *nal_unit = bitstream; - return AVCDEC_FAIL; /* cannot find any start_code_prefix. */ - } - else if (bitstream[i] != 0x1) - { - i = -1; /* start_code_prefix is not at the beginning, continue */ - } - - i++; - *nal_unit = bitstream + i; /* point to the beginning of the NAL unit */ - - j = end = i; - while (!FoundStartCode) - { - while ((j + 1 < *size) && (bitstream[j] != 0 || bitstream[j+1] != 0)) /* see 2 consecutive zero bytes */ - { - j++; - } - end = j; /* stop and check for start code */ - while (j + 2 < *size && bitstream[j+2] == 0) /* keep reading for zero byte */ - { - j++; - } - if (j + 2 >= *size) - { - *size -= i; - return AVCDEC_NO_NEXT_SC; /* cannot find the second start_code_prefix */ - } - if (bitstream[j+2] == 0x1) - { - FoundStartCode = 1; - } - else - { - /* could be emulation code 0x3 */ - j += 2; /* continue the search */ - } - } - - *size = end - i; - - return AVCDEC_SUCCESS; -} - -/* ======================================================================== */ -/* Function : PVAVCGetNALType() */ -/* Date : 11/4/2003 */ -/* Purpose : Sniff NAL type from the bitstream */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if succeed, AVC_FAIL if fail. */ -/* Modified : */ -/* ======================================================================== */ -OSCL_EXPORT_REF AVCDec_Status PVAVCDecGetNALType(uint8 *bitstream, int size, - int *nal_type, int *nal_ref_idc) -{ - int forbidden_zero_bit; - if (size > 0) - { - forbidden_zero_bit = bitstream[0] >> 7; - if (forbidden_zero_bit != 0) - return AVCDEC_FAIL; - *nal_ref_idc = (bitstream[0] & 0x60) >> 5; - *nal_type = bitstream[0] & 0x1F; - return AVCDEC_SUCCESS; - } - - return AVCDEC_FAIL; -} - -/* ======================================================================== */ -/* Function : PVAVCDecSeqParamSet() */ -/* Date : 11/4/2003 */ -/* Purpose : Initialize sequence, memory allocation if necessary. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if succeed, AVC_FAIL if fail. */ -/* Modified : */ -/* ======================================================================== */ - -OSCL_EXPORT_REF AVCDec_Status PVAVCDecSeqParamSet(AVCHandle *avcHandle, uint8 *nal_unit, - int nal_size) -{ - AVCDec_Status status; - AVCDecObject *decvid; - AVCCommonObj *video; - AVCDecBitstream *bitstream; - void *userData = avcHandle->userData; - bool first_seq = FALSE; - int i; - - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "PVAVCDecSeqParamSet", -1, -1); - - if (avcHandle->AVCObject == NULL) - { - first_seq = TRUE; - - //avcHandle->memory_usage = 0; - /* allocate AVCDecObject */ - avcHandle->AVCObject = (void*)avcHandle->CBAVC_Malloc(userData, sizeof(AVCDecObject), 0/*DEFAULT_ATTR*/); - if (avcHandle->AVCObject == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - - decvid = (AVCDecObject*) avcHandle->AVCObject; - - memset(decvid, 0, sizeof(AVCDecObject)); - - decvid->common = (AVCCommonObj*)avcHandle->CBAVC_Malloc(userData, sizeof(AVCCommonObj), 0); - if (decvid->common == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - - video = decvid->common; - memset(video, 0, sizeof(AVCCommonObj)); - - video->seq_parameter_set_id = 9999; /* set it to some illegal value */ - - decvid->bitstream = (AVCDecBitstream *) avcHandle->CBAVC_Malloc(userData, sizeof(AVCDecBitstream), 1/*DEFAULT_ATTR*/); - if (decvid->bitstream == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - - decvid->bitstream->userData = avcHandle->userData; /* callback for more data */ - decvid->avcHandle = avcHandle; - decvid->debugEnable = avcHandle->debugEnable; - } - - decvid = (AVCDecObject*) avcHandle->AVCObject; - video = decvid->common; - bitstream = decvid->bitstream; - - /* check if we can reuse the memory without re-allocating it. */ - /* always check if(first_seq==TRUE) */ - - /* Conversion from EBSP to RBSP */ - video->forbidden_bit = nal_unit[0] >> 7; - if (video->forbidden_bit) return AVCDEC_FAIL; - video->nal_ref_idc = (nal_unit[0] & 0x60) >> 5; - video->nal_unit_type = (AVCNalUnitType)(nal_unit[0] & 0x1F); - - if (video->nal_unit_type != AVC_NALTYPE_SPS) /* not a SPS NAL */ - { - return AVCDEC_FAIL; - } - - /* Initialize bitstream structure*/ - BitstreamInit(bitstream, nal_unit + 1, nal_size - 1); - - /* if first_seq == TRUE, allocate the following memory */ - if (first_seq == TRUE) - { - video->currSeqParams = NULL; /* initialize it to NULL */ - video->currPicParams = NULL; - - /* There are 32 pointers to sequence param set, seqParams. - There are 255 pointers to picture param set, picParams.*/ - for (i = 0; i < 32; i++) - decvid->seqParams[i] = NULL; - - for (i = 0; i < 256; i++) - decvid->picParams[i] = NULL; - - video->MbToSliceGroupMap = NULL; - - video->mem_mgr_ctrl_eq_5 = FALSE; - video->newPic = TRUE; - video->newSlice = TRUE; - video->currPic = NULL; - video->currFS = NULL; - video->prevRefPic = NULL; - - video->mbNum = 0; // MC_Conceal - /* Allocate sliceHdr. */ - - video->sliceHdr = (AVCSliceHeader*) avcHandle->CBAVC_Malloc(userData, sizeof(AVCSliceHeader), 5/*DEFAULT_ATTR*/); - if (video->sliceHdr == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - - video->decPicBuf = (AVCDecPicBuffer*) avcHandle->CBAVC_Malloc(userData, sizeof(AVCDecPicBuffer), 3/*DEFAULT_ATTR*/); - if (video->decPicBuf == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - memset(video->decPicBuf, 0, sizeof(AVCDecPicBuffer)); - } - - /* Decode SPS, allocate video->seqParams[i] and assign video->currSeqParams */ - status = DecodeSPS(decvid, bitstream); - - if (status != AVCDEC_SUCCESS) - { - return status; - } - return AVCDEC_SUCCESS; -} - -/* ======================================================================== */ -/* Function : PVAVCDecGetSeqInfo() */ -/* Date : 11/4/2003 */ -/* Purpose : Get sequence parameter info. after SPS NAL is decoded. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if succeed, AVC_FAIL if fail. */ -/* Modified : */ -/* 12/20/03: change input argument, use structure instead. */ -/* ======================================================================== */ - -OSCL_EXPORT_REF AVCDec_Status PVAVCDecGetSeqInfo(AVCHandle *avcHandle, AVCDecSPSInfo *seqInfo) -{ - AVCDecObject *decvid = (AVCDecObject*) avcHandle->AVCObject; - AVCCommonObj *video; - int PicWidthInMbs, PicHeightInMapUnits, FrameHeightInMbs; - - if (decvid == NULL || decvid->seqParams[0] == NULL) - { - return AVCDEC_FAIL; - } - - video = decvid->common; - - PicWidthInMbs = decvid->seqParams[0]->pic_width_in_mbs_minus1 + 1; - PicHeightInMapUnits = decvid->seqParams[0]->pic_height_in_map_units_minus1 + 1 ; - FrameHeightInMbs = (2 - decvid->seqParams[0]->frame_mbs_only_flag) * PicHeightInMapUnits ; - - seqInfo->FrameWidth = PicWidthInMbs << 4; - seqInfo->FrameHeight = FrameHeightInMbs << 4; - - seqInfo->frame_only_flag = decvid->seqParams[0]->frame_mbs_only_flag; - - if (decvid->seqParams[0]->frame_cropping_flag) - { - seqInfo->frame_crop_left = 2 * decvid->seqParams[0]->frame_crop_left_offset; - seqInfo->frame_crop_right = seqInfo->FrameWidth - (2 * decvid->seqParams[0]->frame_crop_right_offset + 1); - - if (seqInfo->frame_only_flag) - { - seqInfo->frame_crop_top = 2 * decvid->seqParams[0]->frame_crop_top_offset; - seqInfo->frame_crop_bottom = seqInfo->FrameHeight - (2 * decvid->seqParams[0]->frame_crop_bottom_offset + 1); - /* Note in 7.4.2.1, there is a contraint on the value of frame_crop_left and frame_crop_top - such that they have to be less than or equal to frame_crop_right/2 and frame_crop_bottom/2, respectively. */ - } - else - { - seqInfo->frame_crop_top = 4 * decvid->seqParams[0]->frame_crop_top_offset; - seqInfo->frame_crop_bottom = seqInfo->FrameHeight - (4 * decvid->seqParams[0]->frame_crop_bottom_offset + 1); - /* Note in 7.4.2.1, there is a contraint on the value of frame_crop_left and frame_crop_top - such that they have to be less than or equal to frame_crop_right/2 and frame_crop_bottom/4, respectively. */ - } - } - else /* no cropping flag, just give the first and last pixel */ - { - seqInfo->frame_crop_bottom = seqInfo->FrameHeight - 1; - seqInfo->frame_crop_right = seqInfo->FrameWidth - 1; - seqInfo->frame_crop_top = seqInfo->frame_crop_left = 0; - } - - return AVCDEC_SUCCESS; -} - -/* ======================================================================== */ -/* Function : PVAVCDecPicParamSet() */ -/* Date : 11/4/2003 */ -/* Purpose : Initialize picture */ -/* create reference picture list. */ -/* In/out : */ -/* Return : AVCDEC_SUCCESS if succeed, AVC_FAIL if fail. */ -/* Modified : */ -/* ======================================================================== */ -/** -Since PPS doesn't contain much data, most of the picture initialization will -be done after decoding the slice header in PVAVCDecodeSlice. */ -OSCL_EXPORT_REF AVCDec_Status PVAVCDecPicParamSet(AVCHandle *avcHandle, uint8 *nal_unit, - int nal_size) -{ - AVCDec_Status status; - AVCDecObject *decvid = (AVCDecObject*) avcHandle->AVCObject; - AVCCommonObj *video; - AVCDecBitstream *bitstream; - - if (decvid == NULL) - { - return AVCDEC_FAIL; - } - - video = decvid->common; - bitstream = decvid->bitstream; - /* 1. Convert EBSP to RBSP. Create bitstream structure */ - video->forbidden_bit = nal_unit[0] >> 7; - video->nal_ref_idc = (nal_unit[0] & 0x60) >> 5; - video->nal_unit_type = (AVCNalUnitType)(nal_unit[0] & 0x1F); - - if (video->nal_unit_type != AVC_NALTYPE_PPS) /* not a PPS NAL */ - { - return AVCDEC_FAIL; - } - - - /* 2. Initialize bitstream structure*/ - BitstreamInit(bitstream, nal_unit + 1, nal_size - 1); - - /* 2. Decode pic_parameter_set_rbsp syntax. Allocate video->picParams[i] and assign to currPicParams */ - status = DecodePPS(decvid, video, bitstream); - if (status != AVCDEC_SUCCESS) - { - return status; - } - - video->SliceGroupChangeRate = video->currPicParams->slice_group_change_rate_minus1 + 1 ; - - return AVCDEC_SUCCESS; -} - -OSCL_EXPORT_REF AVCDec_Status PVAVCDecSEI(AVCHandle *avcHandle, uint8 *nal_unit, - int nal_size) -{ - OSCL_UNUSED_ARG(avcHandle); - OSCL_UNUSED_ARG(nal_unit); - OSCL_UNUSED_ARG(nal_size); - - return AVCDEC_SUCCESS; -} -/* ======================================================================== */ -/* Function : PVAVCDecodeSlice() */ -/* Date : 11/4/2003 */ -/* Purpose : Decode one NAL unit. */ -/* In/out : */ -/* Return : See enum AVCDec_Status for return values. */ -/* Modified : */ -/* ======================================================================== */ -OSCL_EXPORT_REF AVCDec_Status PVAVCDecodeSlice(AVCHandle *avcHandle, uint8 *buffer, - int buf_size) -{ - AVCDecObject *decvid = (AVCDecObject*) avcHandle->AVCObject; - AVCCommonObj *video; - AVCDecBitstream *bitstream; - AVCDec_Status status; - - if (decvid == NULL) - { - return AVCDEC_FAIL; - } - - video = decvid->common; - bitstream = decvid->bitstream; - - if (video->mem_mgr_ctrl_eq_5) - { - return AVCDEC_PICTURE_OUTPUT_READY; // to flushout frame buffers - } - - if (video->newSlice) - { - /* 2. Check NAL type */ - if (buffer == NULL) - { - return AVCDEC_FAIL; - } - video->prev_nal_unit_type = video->nal_unit_type; - video->forbidden_bit = buffer[0] >> 7; - video->nal_ref_idc = (buffer[0] & 0x60) >> 5; - video->nal_unit_type = (AVCNalUnitType)(buffer[0] & 0x1F); - - - if (video->nal_unit_type == AVC_NALTYPE_AUD) - { - return AVCDEC_SUCCESS; - } - - if (video->nal_unit_type != AVC_NALTYPE_SLICE && - video->nal_unit_type != AVC_NALTYPE_IDR) - { - return AVCDEC_FAIL; /* not supported */ - } - - - - if (video->nal_unit_type >= 2 && video->nal_unit_type <= 4) - { - return AVCDEC_FAIL; /* not supported */ - } - else - { - video->slice_data_partitioning = FALSE; - } - - video->newSlice = FALSE; - /* Initialize bitstream structure*/ - BitstreamInit(bitstream, buffer + 1, buf_size - 1); - - - /* 2.1 Decode Slice Header (separate function)*/ - status = DecodeSliceHeader(decvid, video, bitstream); - if (status != AVCDEC_SUCCESS) - { - video->newSlice = TRUE; - return status; - } - - if (video->sliceHdr->frame_num != video->prevFrameNum || (video->sliceHdr->first_mb_in_slice < (uint)video->mbNum && video->currSeqParams->constrained_set1_flag == 1)) - { - video->newPic = TRUE; - if (video->numMBs > 0) - { - // Conceal missing MBs of previously decoded frame - ConcealSlice(decvid, video->PicSizeInMbs - video->numMBs, video->PicSizeInMbs); // Conceal - video->numMBs = 0; - - // DeblockPicture(video); // No need to deblock - - /* 3.2 Decoded frame reference marking. */ - /* 3.3 Put the decoded picture in output buffers */ - /* set video->mem_mge_ctrl_eq_5 */ - AVCNalUnitType temp = video->nal_unit_type; - video->nal_unit_type = video->prev_nal_unit_type; - StorePictureInDPB(avcHandle, video); - video->nal_unit_type = temp; - video->mbNum = 0; // MC_Conceal - return AVCDEC_PICTURE_OUTPUT_READY; - } - } - - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - video->prevFrameNum = 0; - video->PrevRefFrameNum = 0; - } - - if (!video->currSeqParams->gaps_in_frame_num_value_allowed_flag) - { /* no gaps allowed, frame_num has to increase by one only */ - /* if(sliceHdr->frame_num != (video->PrevRefFrameNum + 1)%video->MaxFrameNum) */ - if (video->sliceHdr->frame_num != video->PrevRefFrameNum && video->sliceHdr->frame_num != (video->PrevRefFrameNum + 1) % video->MaxFrameNum) - { - // Conceal missing MBs of previously decoded frame - video->numMBs = 0; - video->newPic = TRUE; - video->prevFrameNum++; // FIX - video->PrevRefFrameNum++; - AVCNalUnitType temp = video->nal_unit_type; - video->nal_unit_type = AVC_NALTYPE_SLICE; //video->prev_nal_unit_type; - status = (AVCDec_Status)DPBInitBuffer(avcHandle, video); - if (status != AVCDEC_SUCCESS) - { - return status; - } - video->currFS->IsOutputted = 0x01; - video->currFS->IsReference = 3; - video->currFS->IsLongTerm = 0; - - DecodePOC(video); - /* find an empty memory from DPB and assigned to currPic */ - DPBInitPic(video, video->PrevRefFrameNum % video->MaxFrameNum); - RefListInit(video); - ConcealSlice(decvid, 0, video->PicSizeInMbs); // Conceal - video->currFS->IsOutputted |= 0x02; - //conceal frame - /* 3.2 Decoded frame reference marking. */ - /* 3.3 Put the decoded picture in output buffers */ - /* set video->mem_mge_ctrl_eq_5 */ - video->mbNum = 0; // Conceal - StorePictureInDPB(avcHandle, video); - video->nal_unit_type = temp; - - return AVCDEC_PICTURE_OUTPUT_READY; - } - } - } - - if (video->newPic == TRUE) - { - status = (AVCDec_Status)DPBInitBuffer(avcHandle, video); - if (status != AVCDEC_SUCCESS) - { - return status; - } - } - - video->newSlice = TRUE; - - /* function pointer setting at slice-level */ - // OPTIMIZE - decvid->residual_block = &residual_block_cavlc; - - /* derive picture order count */ - if (video->newPic == TRUE) - { - video->numMBs = video->PicSizeInMbs; - - if (video->nal_unit_type != AVC_NALTYPE_IDR && video->currSeqParams->gaps_in_frame_num_value_allowed_flag) - { - if (video->sliceHdr->frame_num != (video->PrevRefFrameNum + 1) % video->MaxFrameNum) - { - status = fill_frame_num_gap(avcHandle, video); - if (status != AVCDEC_SUCCESS) - { - video->numMBs = 0; - return status; - } - - status = (AVCDec_Status)DPBInitBuffer(avcHandle, video); - if (status != AVCDEC_SUCCESS) - { - video->numMBs = 0; - return status; - } - - - } - } - /* if there's gap in the frame_num, we have to fill in the gap with - imaginary frames that won't get used for short-term ref. */ - /* see fill_frame_num_gap() in JM */ - - - DecodePOC(video); - /* find an empty memory from DPB and assigned to currPic */ - DPBInitPic(video, video->CurrPicNum); - - video->currPic->isReference = TRUE; // FIX - - if (video->nal_ref_idc == 0) - { - video->currPic->isReference = FALSE; - video->currFS->IsOutputted |= 0x02; /* The MASK 0x02 means not needed for reference, or returned */ - /* node need to check for freeing of this buffer */ - } - - FMOInit(video); - - if (video->currPic->isReference) - { - video->PrevRefFrameNum = video->sliceHdr->frame_num; - } - - - video->prevFrameNum = video->sliceHdr->frame_num; - } - - video->newPic = FALSE; - - - /* Initialize refListIdx for this picture */ - RefListInit(video); - - /* Re-order the reference list according to the ref_pic_list_reordering() */ - status = (AVCDec_Status)ReOrderList(video); - if (status != AVCDEC_SUCCESS) - { - return AVCDEC_FAIL; - } - - /* 2.2 Decode Slice. */ - status = (AVCDec_Status)DecodeSlice(decvid); - - video->slice_id++; // slice - - if (status == AVCDEC_PICTURE_READY) - { - /* 3. Check complete picture */ -#ifndef MB_BASED_DEBLOCK - /* 3.1 Deblock */ - DeblockPicture(video); -#endif - /* 3.2 Decoded frame reference marking. */ - /* 3.3 Put the decoded picture in output buffers */ - /* set video->mem_mge_ctrl_eq_5 */ - status = (AVCDec_Status)StorePictureInDPB(avcHandle, video); // CHECK check the retunr status - if (status != AVCDEC_SUCCESS) - { - return AVCDEC_FAIL; - } - - if (video->mem_mgr_ctrl_eq_5) - { - video->PrevRefFrameNum = 0; - video->prevFrameNum = 0; - video->prevPicOrderCntMsb = 0; - video->prevPicOrderCntLsb = video->TopFieldOrderCnt; - video->prevFrameNumOffset = 0; - } - else - { - video->prevPicOrderCntMsb = video->PicOrderCntMsb; - video->prevPicOrderCntLsb = video->sliceHdr->pic_order_cnt_lsb; - video->prevFrameNumOffset = video->FrameNumOffset; - } - - return AVCDEC_PICTURE_READY; - } - else if (status != AVCDEC_SUCCESS) - { - return AVCDEC_FAIL; - } - - return AVCDEC_SUCCESS; -} - -/* ======================================================================== */ -/* Function : PVAVCDecGetOutput() */ -/* Date : 11/3/2003 */ -/* Purpose : Get the next picture according to PicOrderCnt. */ -/* In/out : */ -/* Return : AVCFrameIO structure */ -/* Modified : */ -/* ======================================================================== */ - -OSCL_EXPORT_REF AVCDec_Status PVAVCDecGetOutput(AVCHandle *avcHandle, int *indx, int *release, AVCFrameIO *output) -{ - AVCDecObject *decvid = (AVCDecObject*) avcHandle->AVCObject; - AVCCommonObj *video; - AVCDecPicBuffer *dpb; - AVCFrameStore *oldestFrame = NULL; - int i, first = 1; - int count_frame = 0; - int index = 0; - int min_poc = 0; - - if (decvid == NULL) - { - return AVCDEC_FAIL; - } - - video = decvid->common; - dpb = video->decPicBuf; - - if (dpb->num_fs == 0) - { - return AVCDEC_FAIL; - } - - /* search for the oldest frame_num in dpb */ - /* extension to field decoding, we have to search for every top_field/bottom_field within - each frame in the dpb. This code only works for frame based.*/ - - if (video->mem_mgr_ctrl_eq_5 == FALSE) - { - for (i = 0; i < dpb->num_fs; i++) - { - if ((dpb->fs[i]->IsOutputted & 0x01) == 0) - { - count_frame++; - if (first) - { - min_poc = dpb->fs[i]->PicOrderCnt; - first = 0; - oldestFrame = dpb->fs[i]; - index = i; - } - if (dpb->fs[i]->PicOrderCnt < min_poc) - { - min_poc = dpb->fs[i]->PicOrderCnt; - oldestFrame = dpb->fs[i]; - index = i; - } - } - } - } - else - { - for (i = 0; i < dpb->num_fs; i++) - { - if ((dpb->fs[i]->IsOutputted & 0x01) == 0 && dpb->fs[i] != video->currFS) - { - count_frame++; - if (first) - { - min_poc = dpb->fs[i]->PicOrderCnt; - first = 0; - oldestFrame = dpb->fs[i]; - index = i; - } - if (dpb->fs[i]->PicOrderCnt < min_poc) - { - min_poc = dpb->fs[i]->PicOrderCnt; - oldestFrame = dpb->fs[i]; - index = i; - } - } - } - - if (count_frame < 2 && video->nal_unit_type != AVC_NALTYPE_IDR) - { - video->mem_mgr_ctrl_eq_5 = FALSE; // FIX - } - else if (count_frame < 1 && video->nal_unit_type == AVC_NALTYPE_IDR) - { - for (i = 0; i < dpb->num_fs; i++) - { - if (dpb->fs[i] == video->currFS && (dpb->fs[i]->IsOutputted & 0x01) == 0) - { - oldestFrame = dpb->fs[i]; - index = i; - break; - } - } - video->mem_mgr_ctrl_eq_5 = FALSE; - } - } - - if (oldestFrame == NULL) - { - - /* Check for Mem_mgmt_operation_5 based forced output */ - for (i = 0; i < dpb->num_fs; i++) - { - /* looking for the one not used or not reference and has been outputted */ - if (dpb->fs[i]->IsReference == 0 && dpb->fs[i]->IsOutputted == 3) - { - break; - } - } - if (i < dpb->num_fs) - { - /* there are frames available for decoding */ - return AVCDEC_FAIL; /* no frame to be outputted */ - } - - - /* no free frame available, we have to release one to continue decoding */ - int MinIdx = 0; - int32 MinFrameNumWrap = 0x7FFFFFFF; - - for (i = 0; i < dpb->num_fs; i++) - { - if (dpb->fs[i]->IsReference && !dpb->fs[i]->IsLongTerm) - { - if (dpb->fs[i]->FrameNumWrap < MinFrameNumWrap) - { - MinFrameNumWrap = dpb->fs[i]->FrameNumWrap; - MinIdx = i; - } - } - } - /* mark the frame with smallest PicOrderCnt to be unused for reference */ - dpb->fs[MinIdx]->IsReference = 0; - dpb->fs[MinIdx]->IsLongTerm = 0; - dpb->fs[MinIdx]->frame.isReference = FALSE; - dpb->fs[MinIdx]->frame.isLongTerm = FALSE; - dpb->fs[MinIdx]->IsOutputted |= 0x02; -#ifdef PV_MEMORY_POOL - if (dpb->fs[MinIdx]->IsOutputted == 3) - { - avcHandle->CBAVC_FrameUnbind(avcHandle->userData, MinIdx); - } -#endif - return AVCDEC_FAIL; - } - /* MASK 0x01 means the frame is outputted (for display). A frame gets freed when it is - outputted (0x01) and not needed for reference (0x02) */ - oldestFrame->IsOutputted |= 0x01; - - if (oldestFrame->IsOutputted == 3) - { - *release = 1; /* flag to release the buffer */ - } - else - { - *release = 0; - } - /* do not release buffer here, release it after it is sent to the sink node */ - - output->YCbCr[0] = oldestFrame->frame.Sl; - output->YCbCr[1] = oldestFrame->frame.Scb; - output->YCbCr[2] = oldestFrame->frame.Scr; - output->height = oldestFrame->frame.height; - output->pitch = oldestFrame->frame.width; - output->disp_order = oldestFrame->PicOrderCnt; - output->coding_order = oldestFrame->FrameNum; - output->id = (uint32) oldestFrame->base_dpb; /* use the pointer as the id */ - *indx = index; - - - - return AVCDEC_SUCCESS; -} - - -/* ======================================================================== */ -/* Function : PVAVCDecReset() */ -/* Date : 03/04/2004 */ -/* Purpose : Reset decoder, prepare it for a new IDR frame. */ -/* In/out : */ -/* Return : void */ -/* Modified : */ -/* ======================================================================== */ -OSCL_EXPORT_REF void PVAVCDecReset(AVCHandle *avcHandle) -{ - AVCDecObject *decvid = (AVCDecObject*) avcHandle->AVCObject; - AVCCommonObj *video; - AVCDecPicBuffer *dpb; - int i; - - if (decvid == NULL) - { - return; - } - - video = decvid->common; - dpb = video->decPicBuf; - - /* reset the DPB */ - - - for (i = 0; i < dpb->num_fs; i++) - { - dpb->fs[i]->IsLongTerm = 0; - dpb->fs[i]->IsReference = 0; - dpb->fs[i]->IsOutputted = 3; - dpb->fs[i]->frame.isReference = 0; - dpb->fs[i]->frame.isLongTerm = 0; - } - - video->mem_mgr_ctrl_eq_5 = FALSE; - video->newPic = TRUE; - video->newSlice = TRUE; - video->currPic = NULL; - video->currFS = NULL; - video->prevRefPic = NULL; - video->prevFrameNum = 0; - video->PrevRefFrameNum = 0; - video->prevFrameNumOffset = 0; - video->FrameNumOffset = 0; - video->mbNum = 0; - video->numMBs = 0; - - return ; -} - - -/* ======================================================================== */ -/* Function : PVAVCCleanUpDecoder() */ -/* Date : 11/4/2003 */ -/* Purpose : Clean up the decoder, free all memories allocated. */ -/* In/out : */ -/* Return : void */ -/* Modified : */ -/* ======================================================================== */ - -OSCL_EXPORT_REF void PVAVCCleanUpDecoder(AVCHandle *avcHandle) -{ - AVCDecObject *decvid = (AVCDecObject*) avcHandle->AVCObject; - AVCCommonObj *video; - void *userData = avcHandle->userData; - int i; - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "PVAVCCleanUpDecoder", -1, -1); - - if (decvid != NULL) - { - video = decvid->common; - if (video != NULL) - { - if (video->MbToSliceGroupMap != NULL) - { - avcHandle->CBAVC_Free(userData, (int)video->MbToSliceGroupMap); - } - -#ifdef MB_BASED_DEBLOCK - if (video->intra_pred_top != NULL) - { - avcHandle->CBAVC_Free(userData, (int)video->intra_pred_top); - } - if (video->intra_pred_top_cb != NULL) - { - avcHandle->CBAVC_Free(userData, (int)video->intra_pred_top_cb); - } - if (video->intra_pred_top_cr != NULL) - { - avcHandle->CBAVC_Free(userData, (int)video->intra_pred_top_cr); - } -#endif - if (video->mblock != NULL) - { - avcHandle->CBAVC_Free(userData, (int)video->mblock); - } - - if (video->decPicBuf != NULL) - { - CleanUpDPB(avcHandle, video); - avcHandle->CBAVC_Free(userData, (int)video->decPicBuf); - } - - if (video->sliceHdr != NULL) - { - avcHandle->CBAVC_Free(userData, (int)video->sliceHdr); - } - - avcHandle->CBAVC_Free(userData, (int)video); /* last thing to do */ - - } - - for (i = 0; i < 256; i++) - { - if (decvid->picParams[i] != NULL) - { - if (decvid->picParams[i]->slice_group_id != NULL) - { - avcHandle->CBAVC_Free(userData, (int)decvid->picParams[i]->slice_group_id); - } - avcHandle->CBAVC_Free(userData, (int)decvid->picParams[i]); - } - } - for (i = 0; i < 32; i++) - { - if (decvid->seqParams[i] != NULL) - { - avcHandle->CBAVC_Free(userData, (int)decvid->seqParams[i]); - } - } - if (decvid->bitstream != NULL) - { - avcHandle->CBAVC_Free(userData, (int)decvid->bitstream); - } - - - avcHandle->CBAVC_Free(userData, (int)decvid); - } - - - return ; -} diff --git a/media/libstagefright/codecs/avc/dec/src/avcdec_bitstream.h b/media/libstagefright/codecs/avc/dec/src/avcdec_bitstream.h deleted file mode 100644 index bd1bc59..0000000 --- a/media/libstagefright/codecs/avc/dec/src/avcdec_bitstream.h +++ /dev/null @@ -1,125 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -/** -This file contains bitstream related functions. -@publishedAll -*/ - -#ifndef _AVCDEC_BITSTREAM_H_ -#define _AVCDEC_BITSTREAM_H_ - -#include "avcdec_lib.h" - -#define WORD_SIZE 32 /* this can vary, default to 32 bit for now */ - -#ifndef __cplusplus - -#define AVC_GETDATA(x,y) userData->AVC_GetData(x,y) - -#endif - -#ifdef __cplusplus -extern "C" -{ -#endif -#define BitstreamFlushBits(A,B) {(A)->bitcnt += (B); (A)->incnt -= (B); (A)->curr_word <<= (B);} - - AVCDec_Status AVC_BitstreamFillCache(AVCDecBitstream *stream); - /** - This function populates bitstream structure. - \param "stream" "Pointer to bitstream structure." - \param "buffer" "Pointer to the bitstream buffer." - \param "size" "Size of the buffer." - \param "nal_size" "Size of the NAL unit." - \param "resetall" "Flag for reset everything." - \return "AVCDEC_SUCCESS for success and AVCDEC_FAIL for fail." - */ - AVCDec_Status BitstreamInit(AVCDecBitstream *stream, uint8 *buffer, int size); - - /** - This function reads next aligned word and remove the emulation prevention code - if necessary. - \param "stream" "Pointer to bitstream structure." - \return "Next word." - */ - uint BitstreamNextWord(AVCDecBitstream *stream); - - /** - This function reads nBits bits from the current position and advance the pointer. - \param "stream" "Pointer to bitstream structure." - \param "nBits" "Number of bits to be read." - \param "code" "Point to the read value." - \return "AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits - is greater than the word-size, AVCDEC_PACKET_LOSS or - AVCDEC_NO_DATA if callback to get data fails." - */ - AVCDec_Status BitstreamReadBits(AVCDecBitstream *stream, int nBits, uint *code); - - /** - This function shows nBits bits from the current position without advancing the pointer. - \param "stream" "Pointer to bitstream structure." - \param "nBits" "Number of bits to be read." - \param "code" "Point to the read value." - \return "AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits - is greater than the word-size, AVCDEC_NO_DATA if it needs - to callback to get data." - */ - AVCDec_Status BitstreamShowBits(AVCDecBitstream *stream, int nBits, uint *code); - - - /** - This function flushes nBits bits from the current position. - \param "stream" "Pointer to bitstream structure." - \param "nBits" "Number of bits to be read." - \return "AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits - is greater than the word-size It will not call back to get - more data. Users should call BitstreamShowBits to determine - how much they want to flush." - */ - - /** - This function read 1 bit from the current position and advance the pointer. - \param "stream" "Pointer to bitstream structure." - \param "nBits" "Number of bits to be read." - \param "code" "Point to the read value." - \return "AVCDEC_SUCCESS if successed, AVCDEC_FAIL if number of bits - is greater than the word-size, AVCDEC_PACKET_LOSS or - AVCDEC_NO_DATA if callback to get data fails." - */ - AVCDec_Status BitstreamRead1Bit(AVCDecBitstream *stream, uint *code); - - /** - This function checks whether the current bit position is byte-aligned or not. - \param "stream" "Pointer to the bitstream structure." - \return "TRUE if byte-aligned, FALSE otherwise." - */ - bool byte_aligned(AVCDecBitstream *stream); - AVCDec_Status BitstreamByteAlign(AVCDecBitstream *stream); - /** - This function checks whether there are more RBSP data before the trailing bits. - \param "stream" "Pointer to the bitstream structure." - \return "TRUE if yes, FALSE otherwise." - */ - bool more_rbsp_data(AVCDecBitstream *stream); - - -#ifdef __cplusplus -} -#endif /* __cplusplus */ - -#endif /* _AVCDEC_BITSTREAM_H_ */ diff --git a/media/libstagefright/codecs/avc/dec/src/avcdec_int.h b/media/libstagefright/codecs/avc/dec/src/avcdec_int.h deleted file mode 100644 index 878f9b3..0000000 --- a/media/libstagefright/codecs/avc/dec/src/avcdec_int.h +++ /dev/null @@ -1,88 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -/** -This file contains application function interfaces to the AVC decoder library -and necessary type defitionitions and enumerations. -Naming convention for variables: -lower_case_with_under_line is syntax element in subclause 7.2 and 7.3 -noUnderLine or NoUnderLine is derived variables defined somewhere else in the draft - or introduced by this decoder library. -@publishedAll -*/ - -#ifndef _AVCDEC_INT_H_ -#define _AVCDEC_INT_H_ - -#include "avcint_common.h" -#include "avcdec_api.h" - - -/** -Bitstream structure contains bitstream related parameters such as the pointer -to the buffer, the current byte position and bit position. -@publishedAll -*/ -typedef struct tagDecBitstream -{ - uint8 *bitstreamBuffer; /* pointer to buffer memory */ - int nal_size; /* size of the current NAL unit */ - int data_end_pos; /* bitstreamBuffer size in bytes */ - int read_pos; /* next position to read from bitstreamBuffer */ - uint curr_word; /* byte-swapped (MSB left) current word read from buffer */ - int bit_left; /* number of bit left in current_word */ - uint next_word; /* in case for old data in previous buffer hasn't been flushed. */ - int incnt; /* bit left in the prev_word */ - int incnt_next; - int bitcnt; - void *userData; -} AVCDecBitstream; - -/** -This structure is the main object for AVC decoder library providing access to all -global variables. It is allocated at PVAVCInitDecoder and freed at PVAVCCleanUpDecoder. -@publishedAll -*/ -typedef struct tagDecObject -{ - - AVCCommonObj *common; - - AVCDecBitstream *bitstream; /* for current NAL */ - - /* sequence parameter set */ - AVCSeqParamSet *seqParams[32]; /* Array of pointers, get allocated at arrival of new seq_id */ - - /* picture parameter set */ - AVCPicParamSet *picParams[256]; /* Array of pointers to picture param set structures */ - - /* For internal operation, scratch memory for MV, prediction, transform, etc.*/ - uint ref_idx_l0[4]; /* [mbPartIdx], te(v) */ - uint ref_idx_l1[4]; - - /* function pointers */ - AVCDec_Status(*residual_block)(struct tagDecObject*, int, int, - int *, int *, int *); - /* Application control data */ - AVCHandle *avcHandle; - void (*AVC_DebugLog)(AVCLogType type, char *string1, char *string2); - /*bool*/ - uint debugEnable; - -} AVCDecObject; - -#endif /* _AVCDEC_INT_H_ */ diff --git a/media/libstagefright/codecs/avc/dec/src/avcdec_lib.h b/media/libstagefright/codecs/avc/dec/src/avcdec_lib.h deleted file mode 100644 index fdead05..0000000 --- a/media/libstagefright/codecs/avc/dec/src/avcdec_lib.h +++ /dev/null @@ -1,555 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -/** -This file contains declarations of internal functions for AVC decoder library. -@publishedAll -*/ -#ifndef _AVCDEC_LIB_H_ -#define _AVCDEC_LIB_H_ - -#include "avclib_common.h" -#include "avcdec_int.h" - -/*----------- avcdec_api.c -------------*/ -/** -This function takes out the emulation prevention bytes from the input to creat RBSP. -The result is written over the input bitstream. -\param "nal_unit" "(I/O) Pointer to the input buffer." -\param "size" "(I/O) Pointer to the size of the input/output buffer." -\return "AVCDEC_SUCCESS for success and AVCDEC_FAIL otherwise." -*/ -AVCDec_Status EBSPtoRBSP(uint8 *nal_unit, int *size); - -/*------------- pred_intra.c ---------------*/ -/** -This function is the main entry point to intra prediction operation on a -macroblock. -\param "video" "Pointer to AVCCommonObj." -*/ -AVCStatus IntraMBPrediction(AVCCommonObj *video); - -void SaveNeighborForIntraPred(AVCCommonObj *video, int offset); - -AVCStatus Intra_4x4(AVCCommonObj *video, int component, int SubBlock_indx, uint8 *comp); -void Intra_4x4_Vertical(AVCCommonObj *video, int block_offset); -void Intra_4x4_Horizontal(AVCCommonObj *video, int pitch, int block_offset); -void Intra_4x4_DC(AVCCommonObj *video, int pitch, int block_offset, AVCNeighborAvailability *availability); -void Intra_4x4_Down_Left(AVCCommonObj *video, int block_offset, AVCNeighborAvailability *availability); -void Intra_4x4_Diagonal_Down_Right(AVCCommonObj *video, int pitch, int block_offset); -void Intra_4x4_Diagonal_Vertical_Right(AVCCommonObj *video, int pitch, int block_offset); -void Intra_4x4_Diagonal_Horizontal_Down(AVCCommonObj *video, int pitch, int block_offset); -void Intra_4x4_Vertical_Left(AVCCommonObj *video, int block_offset, AVCNeighborAvailability *availability); -void Intra_4x4_Horizontal_Up(AVCCommonObj *video, int pitch, int block_offset); -void Intra_16x16_Vertical(AVCCommonObj *video); -void Intra_16x16_Horizontal(AVCCommonObj *video, int pitch); -void Intra_16x16_DC(AVCCommonObj *video, int pitch); -void Intra_16x16_Plane(AVCCommonObj *video, int pitch); -void Intra_Chroma_DC(AVCCommonObj *video, int pitch, uint8 *predCb, uint8 *predCr); -void Intra_Chroma_Horizontal(AVCCommonObj *video, int pitch, uint8 *predCb, uint8 *predCr); -void Intra_Chroma_Vertical(AVCCommonObj *video, uint8 *predCb, uint8 *predCr); -void Intra_Chroma_Plane(AVCCommonObj *video, int pitch, uint8 *predCb, uint8 *predCr); - -/*------------ pred_inter.c ---------------*/ -/** -This function is the main entrance to inter prediction operation for -a macroblock. For decoding, this function also calls inverse transform and -compensation. -\param "video" "Pointer to AVCCommonObj." -\return "void" -*/ -void InterMBPrediction(AVCCommonObj *video); - -/** -This function is called for luma motion compensation. -\param "ref" "Pointer to the origin of a reference luma." -\param "picwidth" "Width of the picture." -\param "picheight" "Height of the picture." -\param "x_pos" "X-coordinate of the predicted block in quarter pel resolution." -\param "y_pos" "Y-coordinate of the predicted block in quarter pel resolution." -\param "pred" "Pointer to the output predicted block." -\param "pred_pitch" "Width of pred." -\param "blkwidth" "Width of the current partition." -\param "blkheight" "Height of the current partition." -\return "void" -*/ -void LumaMotionComp(uint8 *ref, int picwidth, int picheight, - int x_pos, int y_pos, - uint8 *pred, int pred_pitch, - int blkwidth, int blkheight); - -/** -Functions below are special cases for luma motion compensation. -LumaFullPelMC is for full pixel motion compensation. -LumaBorderMC is for interpolation in only one dimension. -LumaCrossMC is for interpolation in one dimension and half point in the other dimension. -LumaDiagonalMC is for interpolation in diagonal direction. - -\param "ref" "Pointer to the origin of a reference luma." -\param "picwidth" "Width of the picture." -\param "picheight" "Height of the picture." -\param "x_pos" "X-coordinate of the predicted block in full pel resolution." -\param "y_pos" "Y-coordinate of the predicted block in full pel resolution." -\param "dx" "Fraction of x_pos in quarter pel." -\param "dy" "Fraction of y_pos in quarter pel." -\param "curr" "Pointer to the current partition in the current picture." -\param "residue" "Pointer to the current partition for the residue block." -\param "blkwidth" "Width of the current partition." -\param "blkheight" "Height of the current partition." -\return "void" -*/ -void CreatePad(uint8 *ref, int picwidth, int picheight, int x_pos, int y_pos, - uint8 *out, int blkwidth, int blkheight); - -void FullPelMC(uint8 *in, int inwidth, uint8 *out, int outpitch, - int blkwidth, int blkheight); - -void HorzInterp1MC(uint8 *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dx); - -void HorzInterp2MC(int *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dx); - -void HorzInterp3MC(uint8 *in, int inpitch, int *out, int outpitch, - int blkwidth, int blkheight); - -void VertInterp1MC(uint8 *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dy); - -void VertInterp2MC(uint8 *in, int inpitch, int *out, int outpitch, - int blkwidth, int blkheight); - -void VertInterp3MC(int *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dy); - -void DiagonalInterpMC(uint8 *in1, uint8 *in2, int inpitch, - uint8 *out, int outpitch, - int blkwidth, int blkheight); - - -void ChromaMotionComp(uint8 *ref, int picwidth, int picheight, - int x_pos, int y_pos, uint8 *pred, int pred_pitch, - int blkwidth, int blkheight); - -void ChromaFullPelMC(uint8 *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight) ; -void ChromaBorderMC(uint8 *ref, int picwidth, int dx, int dy, - uint8 *pred, int pred_pitch, int blkwidth, int blkheight); -void ChromaDiagonalMC(uint8 *ref, int picwidth, int dx, int dy, - uint8 *pred, int pred_pitch, int blkwidth, int blkheight); - -void ChromaFullPelMCOutside(uint8 *ref, uint8 *pred, int pred_pitch, - int blkwidth, int blkheight, int x_inc, - int y_inc0, int y_inc1, int x_mid, int y_mid); -void ChromaBorderMCOutside(uint8 *ref, int picwidth, int dx, int dy, - uint8 *pred, int pred_pitch, int blkwidth, int blkheight, - int x_inc, int z_inc, int y_inc0, int y_inc1, int x_mid, int y_mid); -void ChromaDiagonalMCOutside(uint8 *ref, int picwidth, - int dx, int dy, uint8 *pred, int pred_pitch, - int blkwidth, int blkheight, int x_inc, int z_inc, - int y_inc0, int y_inc1, int x_mid, int y_mid); - -void ChromaDiagonalMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - -void ChromaHorizontalMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - -void ChromaVerticalMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - -void ChromaFullMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - -void ChromaVerticalMC2_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - -void ChromaHorizontalMC2_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - -void ChromaDiagonalMC2_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight); - - -/*----------- slice.c ---------------*/ -/** -This function performs the main decoding loop for slice data including -INTRA/INTER prediction, transform and quantization and compensation. -See decode_frame_slice() in JM. -\param "video" "Pointer to AVCDecObject." -\return "AVCDEC_SUCCESS for success, AVCDEC_PICTURE_READY for end-of-picture and AVCDEC_FAIL otherwise." -*/ -AVCDec_Status DecodeSlice(AVCDecObject *video); -AVCDec_Status ConcealSlice(AVCDecObject *decvid, int mbnum_start, int mbnum_end); -/** -This function performs the decoding of one macroblock. -\param "video" "Pointer to AVCDecObject." -\param "prevMbSkipped" "A value derived in 7.3.4." -\return "AVCDEC_SUCCESS for success or AVCDEC_FAIL otherwise." -*/ -AVCDec_Status DecodeMB(AVCDecObject *video); - -/** -This function performs macroblock prediction type decoding as in subclause 7.3.5.1. -\param "video" "Pointer to AVCCommonObj." -\param "currMB" "Pointer to the current macroblock." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS for success or AVCDEC_FAIL otherwise." -*/ -AVCDec_Status mb_pred(AVCCommonObj *video, AVCMacroblock *currMB, AVCDecBitstream *stream); - -/** -This function performs sub-macroblock prediction type decoding as in subclause 7.3.5.2. -\param "video" "Pointer to AVCCommonObj." -\param "currMB" "Pointer to the current macroblock." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS for success or AVCDEC_FAIL otherwise." -*/ -AVCDec_Status sub_mb_pred(AVCCommonObj *video, AVCMacroblock *currMB, AVCDecBitstream *stream); - -/** -This function interprets the mb_type and sets necessary information -when the slice type is AVC_I_SLICE. -in the macroblock structure. -\param "mblock" "Pointer to current AVCMacroblock." -\param "mb_type" "From the syntax bitstream." -\return "void" -*/ -void InterpretMBModeI(AVCMacroblock *mblock, uint mb_type); - -/** -This function interprets the mb_type and sets necessary information -when the slice type is AVC_P_SLICE. -in the macroblock structure. -\param "mblock" "Pointer to current AVCMacroblock." -\param "mb_type" "From the syntax bitstream." -\return "void" -*/ -void InterpretMBModeP(AVCMacroblock *mblock, uint mb_type); - -/** -This function interprets the mb_type and sets necessary information -when the slice type is AVC_B_SLICE. -in the macroblock structure. -\param "mblock" "Pointer to current AVCMacroblock." -\param "mb_type" "From the syntax bitstream." -\return "void" -*/ -void InterpretMBModeB(AVCMacroblock *mblock, uint mb_type); - -/** -This function interprets the mb_type and sets necessary information -when the slice type is AVC_SI_SLICE. -in the macroblock structure. -\param "mblock" "Pointer to current AVCMacroblock." -\param "mb_type" "From the syntax bitstream." -\return "void" -*/ -void InterpretMBModeSI(AVCMacroblock *mblock, uint mb_type); - -/** -This function interprets the sub_mb_type and sets necessary information -when the slice type is AVC_P_SLICE. -in the macroblock structure. -\param "mblock" "Pointer to current AVCMacroblock." -\param "sub_mb_type" "From the syntax bitstream." -\return "void" -*/ -void InterpretSubMBModeP(AVCMacroblock *mblock, uint *sub_mb_type); - -/** -This function interprets the sub_mb_type and sets necessary information -when the slice type is AVC_B_SLICE. -in the macroblock structure. -\param "mblock" "Pointer to current AVCMacroblock." -\param "sub_mb_type" "From the syntax bitstream." -\return "void" -*/ -void InterpretSubMBModeB(AVCMacroblock *mblock, uint *sub_mb_type); - -/** -This function decodes the Intra4x4 prediction mode from neighboring information -and from the decoded syntax. -\param "video" "Pointer to AVCCommonObj." -\param "currMB" "Pointer to current macroblock." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status DecodeIntra4x4Mode(AVCCommonObj *video, AVCMacroblock *currMB, AVCDecBitstream *stream); - -/*----------- vlc.c -------------------*/ -/** -This function reads and decodes Exp-Golomb codes. -\param "bitstream" "Pointer to AVCDecBitstream." -\param "codeNum" "Pointer to the value of the codeNum." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status ue_v(AVCDecBitstream *bitstream, uint *codeNum); - -/** -This function reads and decodes signed Exp-Golomb codes. -\param "bitstream" "Pointer to AVCDecBitstream." -\param "value" "Pointer to syntax element value." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status se_v(AVCDecBitstream *bitstream, int *value); - -/** -This function reads and decodes signed Exp-Golomb codes for -32 bit codeword. -\param "bitstream" "Pointer to AVCDecBitstream." -\param "value" "Pointer to syntax element value." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status se_v32bit(AVCDecBitstream *bitstream, int32 *value); - -/** -This function reads and decodes truncated Exp-Golomb codes. -\param "bitstream" "Pointer to AVCDecBitstream." -\param "value" "Pointer to syntax element value." -\param "range" "Range of the value as input to determine the algorithm." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status te_v(AVCDecBitstream *bitstream, uint *value, uint range); - -/** -This function parse Exp-Golomb code from the bitstream. -\param "bitstream" "Pointer to AVCDecBitstream." -\param "leadingZeros" "Pointer to the number of leading zeros." -\param "infobits" "Pointer to the value after leading zeros and the first one. - The total number of bits read is 2*leadingZeros + 1." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status GetEGBitstring(AVCDecBitstream *bitstream, int *leadingZeros, int *infobits); - -/** -This function parse Exp-Golomb code from the bitstream for 32 bit codewords. -\param "bitstream" "Pointer to AVCDecBitstream." -\param "leadingZeros" "Pointer to the number of leading zeros." -\param "infobits" "Pointer to the value after leading zeros and the first one. - The total number of bits read is 2*leadingZeros + 1." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status GetEGBitstring32bit(AVCDecBitstream *bitstream, int *leadingZeros, uint32 *infobits); - -/** -This function performs CAVLC decoding of the CBP (coded block pattern) of a macroblock -by calling ue_v() and then mapping the codeNum to the corresponding CBP value. -\param "currMB" "Pointer to the current AVCMacroblock structure." -\param "stream" "Pointer to the AVCDecBitstream." -\return "void" -*/ -AVCDec_Status DecodeCBP(AVCMacroblock *currMB, AVCDecBitstream *stream); - -/** -This function decodes the syntax for trailing ones and total coefficient. -Subject to optimization. -\param "stream" "Pointer to the AVCDecBitstream." -\param "TrailingOnes" "Pointer to the trailing one variable output." -\param "TotalCoeff" "Pointer to the total coefficient variable output." -\param "nC" "Context for number of nonzero coefficient (prediction context)." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status ce_TotalCoeffTrailingOnes(AVCDecBitstream *stream, int *TrailingOnes, int *TotalCoeff, int nC); - -/** -This function decodes the syntax for trailing ones and total coefficient for -chroma DC block. Subject to optimization. -\param "stream" "Pointer to the AVCDecBitstream." -\param "TrailingOnes" "Pointer to the trailing one variable output." -\param "TotalCoeff" "Pointer to the total coefficient variable output." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status ce_TotalCoeffTrailingOnesChromaDC(AVCDecBitstream *stream, int *TrailingOnes, int *TotalCoeff); - -/** -This function decode a VLC table with 2 output. -\param "stream" "Pointer to the AVCDecBitstream." -\param "lentab" "Table for code length." -\param "codtab" "Table for code value." -\param "tabwidth" "Width of the table or alphabet size of the first output." -\param "tabheight" "Height of the table or alphabet size of the second output." -\param "code1" "Pointer to the first output." -\param "code2" "Pointer to the second output." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status code_from_bitstream_2d(AVCDecBitstream *stream, int *lentab, int *codtab, int tabwidth, - int tabheight, int *code1, int *code2); - -/** -This function decodes the level_prefix VLC value as in Table 9-6. -\param "stream" "Pointer to the AVCDecBitstream." -\param "code" "Pointer to the output." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status ce_LevelPrefix(AVCDecBitstream *stream, uint *code); - -/** -This function decodes total_zeros VLC syntax as in Table 9-7 and 9-8. -\param "stream" "Pointer to the AVCDecBitstream." -\param "code" "Pointer to the output." -\param "TotalCoeff" "Context parameter." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status ce_TotalZeros(AVCDecBitstream *stream, int *code, int TotalCoeff); - -/** -This function decodes total_zeros VLC syntax for chroma DC as in Table 9-9. -\param "stream" "Pointer to the AVCDecBitstream." -\param "code" "Pointer to the output." -\param "TotalCoeff" "Context parameter." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status ce_TotalZerosChromaDC(AVCDecBitstream *stream, int *code, int TotalCoeff); - -/** -This function decodes run_before VLC syntax as in Table 9-10. -\param "stream" "Pointer to the AVCDecBitstream." -\param "code" "Pointer to the output." -\param "zeroLeft" "Context parameter." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status ce_RunBefore(AVCDecBitstream *stream, int *code, int zeroLeft); - -/*----------- header.c -------------------*/ -/** -This function parses vui_parameters. -\param "decvid" "Pointer to AVCDecObject." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status vui_parameters(AVCDecObject *decvid, AVCDecBitstream *stream, AVCSeqParamSet *currSPS); -AVCDec_Status sei_payload(AVCDecObject *decvid, AVCDecBitstream *stream, uint payloadType, uint payloadSize); - -AVCDec_Status buffering_period(AVCDecObject *decvid, AVCDecBitstream *stream); -AVCDec_Status pic_timing(AVCDecObject *decvid, AVCDecBitstream *stream); -AVCDec_Status recovery_point(AVCDecObject *decvid, AVCDecBitstream *stream); -AVCDec_Status dec_ref_pic_marking_repetition(AVCDecObject *decvid, AVCDecBitstream *stream); -AVCDec_Status motion_constrained_slice_group_set(AVCDecObject *decvid, AVCDecBitstream *stream); - - -/** -This function parses hrd_parameters. -\param "decvid" "Pointer to AVCDecObject." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status hrd_parameters(AVCDecObject *decvid, AVCDecBitstream *stream, AVCHRDParams *HRDParam); - -/** -This function decodes the syntax in sequence parameter set slice and fill up the AVCSeqParamSet -structure. -\param "decvid" "Pointer to AVCDecObject." -\param "video" "Pointer to AVCCommonObj." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status DecodeSPS(AVCDecObject *decvid, AVCDecBitstream *stream); - -/** -This function decodes the syntax in picture parameter set and fill up the AVCPicParamSet -structure. -\param "decvid" "Pointer to AVCDecObject." -\param "video" "Pointer to AVCCommonObj." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS or AVCDEC_FAIL." -*/ -AVCDec_Status DecodePPS(AVCDecObject *decvid, AVCCommonObj *video, AVCDecBitstream *stream); -AVCDec_Status DecodeSEI(AVCDecObject *decvid, AVCDecBitstream *stream); - -/** -This function decodes slice header, calls related functions such as -reference picture list reordering, prediction weight table, decode ref marking. -See FirstPartOfSliceHeader() and RestOfSliceHeader() in JM. -\param "decvid" "Pointer to AVCDecObject." -\param "video" "Pointer to AVCCommonObj." -\param "stream" "Pointer to AVCDecBitstream." -\return "AVCDEC_SUCCESS for success and AVCDEC_FAIL otherwise." -*/ -AVCDec_Status DecodeSliceHeader(AVCDecObject *decvid, AVCCommonObj *video, AVCDecBitstream *stream); - -/** -This function performes necessary operations to create dummy frames when -there is a gap in frame_num. -\param "video" "Pointer to AVCCommonObj." -\return "AVCDEC_SUCCESS for success and AVCDEC_FAIL otherwise." -*/ -AVCDec_Status fill_frame_num_gap(AVCHandle *avcHandle, AVCCommonObj *video); - -/** -This function decodes ref_pic_list_reordering related syntax and fill up the AVCSliceHeader -structure. -\param "video" "Pointer to AVCCommonObj." -\param "stream" "Pointer to AVCDecBitstream." -\param "sliceHdr" "Pointer to AVCSliceHdr." -\param "slice_type" "Value of slice_type - 5 if greater than 5." -\return "AVCDEC_SUCCESS for success and AVCDEC_FAIL otherwise." -*/ -AVCDec_Status ref_pic_list_reordering(AVCCommonObj *video, AVCDecBitstream *stream, AVCSliceHeader *sliceHdr, int slice_type); - -/** -This function decodes dec_ref_pic_marking related syntax and fill up the AVCSliceHeader -structure. -\param "video" "Pointer to AVCCommonObj." -\param "stream" "Pointer to AVCDecBitstream." -\param "sliceHdr" "Pointer to AVCSliceHdr." -\return "AVCDEC_SUCCESS for success and AVCDEC_FAIL otherwise." -*/ -AVCDec_Status dec_ref_pic_marking(AVCCommonObj *video, AVCDecBitstream *stream, AVCSliceHeader *sliceHdr); - -/** -This function performs POC related operation prior to decoding a picture -\param "video" "Pointer to AVCCommonObj." -\return "AVCDEC_SUCCESS for success and AVCDEC_FAIL otherwise." -See also PostPOC() for initialization of some variables. -*/ -AVCDec_Status DecodePOC(AVCCommonObj *video); - - - -/*------------ residual.c ------------------*/ -/** -This function decodes the intra pcm data and fill it in the corresponding location -on the current picture. -\param "video" "Pointer to AVCCommonObj." -\param "stream" "Pointer to AVCDecBitstream." -*/ -AVCDec_Status DecodeIntraPCM(AVCCommonObj *video, AVCDecBitstream *stream); - -/** -This function performs residual syntax decoding as well as quantization and transformation of -the decoded coefficients. See subclause 7.3.5.3. -\param "video" "Pointer to AVCDecObject." -\param "currMB" "Pointer to current macroblock." -*/ -AVCDec_Status residual(AVCDecObject *video, AVCMacroblock *currMB); - -/** -This function performs CAVLC syntax decoding to get the run and level information of the coefficients. -\param "video" "Pointer to AVCDecObject." -\param "type" "One of AVCResidualType for a particular 4x4 block." -\param "bx" "Horizontal block index." -\param "by" "Vertical block index." -\param "level" "Pointer to array of level for output." -\param "run" "Pointer to array of run for output." -\param "numcoeff" "Pointer to the total number of nonzero coefficients." -\return "AVCDEC_SUCCESS for success." -*/ -AVCDec_Status residual_block_cavlc(AVCDecObject *video, int nC, int maxNumCoeff, - int *level, int *run, int *numcoeff); - -#endif /* _AVCDEC_LIB_H_ */ diff --git a/media/libstagefright/codecs/avc/dec/src/header.cpp b/media/libstagefright/codecs/avc/dec/src/header.cpp deleted file mode 100644 index 8681e2b..0000000 --- a/media/libstagefright/codecs/avc/dec/src/header.cpp +++ /dev/null @@ -1,1391 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#include "avcdec_lib.h" -#include "avcdec_bitstream.h" -#include "avcdec_api.h" - -/** see subclause 7.4.2.1 */ -AVCDec_Status DecodeSPS(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - AVCDec_Status status = AVCDEC_SUCCESS; - AVCSeqParamSet *seqParam; - uint temp; - int i; - uint profile_idc, constrained_set0_flag, constrained_set1_flag, constrained_set2_flag; - uint level_idc, seq_parameter_set_id; - void *userData = decvid->avcHandle->userData; - AVCHandle *avcHandle = decvid->avcHandle; - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "DecodeSPS", -1, -1); - - BitstreamReadBits(stream, 8, &profile_idc); - BitstreamRead1Bit(stream, &constrained_set0_flag); -// if (profile_idc != 66 && constrained_set0_flag != 1) -// { -// return AVCDEC_FAIL; -// } - BitstreamRead1Bit(stream, &constrained_set1_flag); - BitstreamRead1Bit(stream, &constrained_set2_flag); - BitstreamReadBits(stream, 5, &temp); - BitstreamReadBits(stream, 8, &level_idc); - if (level_idc > 51) - { - return AVCDEC_FAIL; - } - if (mapLev2Idx[level_idc] == 255) - { - return AVCDEC_FAIL; - } - ue_v(stream, &seq_parameter_set_id); - - if (seq_parameter_set_id > 31) - { - return AVCDEC_FAIL; - } - - /* Allocate sequence param set for seqParams[seq_parameter_set_id]. */ - if (decvid->seqParams[seq_parameter_set_id] == NULL) /* allocate seqParams[id] */ - { - decvid->seqParams[seq_parameter_set_id] = - (AVCSeqParamSet*) avcHandle->CBAVC_Malloc(userData, sizeof(AVCSeqParamSet), DEFAULT_ATTR); - - if (decvid->seqParams[seq_parameter_set_id] == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - } - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "done alloc seqParams", -1, -1); - - seqParam = decvid->seqParams[seq_parameter_set_id]; - - seqParam->profile_idc = profile_idc; - seqParam->constrained_set0_flag = constrained_set0_flag; - seqParam->constrained_set1_flag = constrained_set1_flag; - seqParam->constrained_set2_flag = constrained_set2_flag; - seqParam->level_idc = level_idc; - seqParam->seq_parameter_set_id = seq_parameter_set_id; - - /* continue decoding SPS */ - ue_v(stream, &(seqParam->log2_max_frame_num_minus4)); - - if (seqParam->log2_max_frame_num_minus4 > 12) - { - return AVCDEC_FAIL; - } - - ue_v(stream, &(seqParam->pic_order_cnt_type)); - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "check point 1", seqParam->log2_max_frame_num_minus4, seqParam->pic_order_cnt_type); - - if (seqParam->pic_order_cnt_type == 0) - { - ue_v(stream, &(seqParam->log2_max_pic_order_cnt_lsb_minus4)); - } - else if (seqParam->pic_order_cnt_type == 1) - { // MC_CHECK - BitstreamRead1Bit(stream, (uint*)&(seqParam->delta_pic_order_always_zero_flag)); - se_v32bit(stream, &(seqParam->offset_for_non_ref_pic)); - se_v32bit(stream, &(seqParam->offset_for_top_to_bottom_field)); - ue_v(stream, &(seqParam->num_ref_frames_in_pic_order_cnt_cycle)); - - for (i = 0; i < (int)(seqParam->num_ref_frames_in_pic_order_cnt_cycle); i++) - { - se_v32bit(stream, &(seqParam->offset_for_ref_frame[i])); - } - } - - ue_v(stream, &(seqParam->num_ref_frames)); - - if (seqParam->num_ref_frames > 16) - { - return AVCDEC_FAIL; - } - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "check point 2", seqParam->num_ref_frames, -1); - - BitstreamRead1Bit(stream, (uint*)&(seqParam->gaps_in_frame_num_value_allowed_flag)); - ue_v(stream, &(seqParam->pic_width_in_mbs_minus1)); - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "picwidth", seqParam->pic_width_in_mbs_minus1, -1); - - ue_v(stream, &(seqParam->pic_height_in_map_units_minus1)); - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "picwidth", seqParam->pic_height_in_map_units_minus1, -1); - - BitstreamRead1Bit(stream, (uint*)&(seqParam->frame_mbs_only_flag)); - - seqParam->mb_adaptive_frame_field_flag = 0; /* default value */ - if (!seqParam->frame_mbs_only_flag) - { - BitstreamRead1Bit(stream, (uint*)&(seqParam->mb_adaptive_frame_field_flag)); - } - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "check point 3", seqParam->frame_mbs_only_flag, -1); - - BitstreamRead1Bit(stream, (uint*)&(seqParam->direct_8x8_inference_flag)); - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "check point 4", seqParam->direct_8x8_inference_flag, -1); - - BitstreamRead1Bit(stream, (uint*)&(seqParam->frame_cropping_flag)); - seqParam->frame_crop_left_offset = 0; /* default value */ - seqParam->frame_crop_right_offset = 0;/* default value */ - seqParam->frame_crop_top_offset = 0;/* default value */ - seqParam->frame_crop_bottom_offset = 0;/* default value */ - if (seqParam->frame_cropping_flag) - { - ue_v(stream, &(seqParam->frame_crop_left_offset)); - ue_v(stream, &(seqParam->frame_crop_right_offset)); - ue_v(stream, &(seqParam->frame_crop_top_offset)); - ue_v(stream, &(seqParam->frame_crop_bottom_offset)); - } - - DEBUG_LOG(userData, AVC_LOGTYPE_INFO, "check point 5", seqParam->frame_cropping_flag, -1); - - BitstreamRead1Bit(stream, (uint*)&(seqParam->vui_parameters_present_flag)); - if (seqParam->vui_parameters_present_flag) - { - status = vui_parameters(decvid, stream, seqParam); - if (status != AVCDEC_SUCCESS) - { - return AVCDEC_FAIL; - } - } - - return status; -} - - -AVCDec_Status vui_parameters(AVCDecObject *decvid, AVCDecBitstream *stream, AVCSeqParamSet *currSPS) -{ - uint temp; - uint temp32; - uint aspect_ratio_idc, overscan_appopriate_flag, video_format, video_full_range_flag; - /* aspect_ratio_info_present_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - BitstreamReadBits(stream, 8, &aspect_ratio_idc); - if (aspect_ratio_idc == 255) - { - /* sar_width */ - BitstreamReadBits(stream, 16, &temp); - /* sar_height */ - BitstreamReadBits(stream, 16, &temp); - } - } - /* overscan_info_present */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - BitstreamRead1Bit(stream, &overscan_appopriate_flag); - } - /* video_signal_type_present_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - BitstreamReadBits(stream, 3, &video_format); - BitstreamRead1Bit(stream, &video_full_range_flag); - /* colour_description_present_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* colour_primaries */ - BitstreamReadBits(stream, 8, &temp); - /* transfer_characteristics */ - BitstreamReadBits(stream, 8, &temp); - /* matrix coefficients */ - BitstreamReadBits(stream, 8, &temp); - } - } - /* chroma_loc_info_present_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* chroma_sample_loc_type_top_field */ - ue_v(stream, &temp); - /* chroma_sample_loc_type_bottom_field */ - ue_v(stream, &temp); - } - - /* timing_info_present_flag*/ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* num_unit_in_tick*/ - BitstreamReadBits(stream, 32, &temp32); - /* time_scale */ - BitstreamReadBits(stream, 32, &temp32); - /* fixed_frame_rate_flag */ - BitstreamRead1Bit(stream, &temp); - } - - /* nal_hrd_parameters_present_flag */ - BitstreamRead1Bit(stream, &temp); - currSPS->vui_parameters.nal_hrd_parameters_present_flag = temp; - if (temp) - { - hrd_parameters(decvid, stream, &(currSPS->vui_parameters.nal_hrd_parameters)); - } - /* vcl_hrd_parameters_present_flag*/ - BitstreamRead1Bit(stream, &temp); - currSPS->vui_parameters.vcl_hrd_parameters_present_flag = temp; - if (temp) - { - hrd_parameters(decvid, stream, &(currSPS->vui_parameters.vcl_hrd_parameters)); - } - if (currSPS->vui_parameters.nal_hrd_parameters_present_flag || currSPS->vui_parameters.vcl_hrd_parameters_present_flag) - { - /* low_delay_hrd_flag */ - BitstreamRead1Bit(stream, &temp); - } - /* pic_struct_present_flag */ - BitstreamRead1Bit(stream, &temp); - currSPS->vui_parameters.pic_struct_present_flag = temp; - /* bitstream_restriction_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* motion_vectors_over_pic_boundaries_flag */ - BitstreamRead1Bit(stream, &temp); - /* max_bytes_per_pic_denom */ - ue_v(stream, &temp); - /* max_bits_per_mb_denom */ - ue_v(stream, &temp); - /* log2_max_mv_length_horizontal */ - ue_v(stream, &temp); - /* log2_max_mv_length_vertical */ - ue_v(stream, &temp); - /* num_reorder_frames */ - ue_v(stream, &temp); - /* max_dec_frame_buffering */ - ue_v(stream, &temp); - } - return AVCDEC_SUCCESS; -} -AVCDec_Status hrd_parameters(AVCDecObject *decvid, AVCDecBitstream *stream, AVCHRDParams *HRDParam) -{ - OSCL_UNUSED_ARG(decvid); - uint temp; - uint cpb_cnt_minus1; - uint i; - ue_v(stream, &cpb_cnt_minus1); - HRDParam->cpb_cnt_minus1 = cpb_cnt_minus1; - /* bit_rate_scale */ - BitstreamReadBits(stream, 4, &temp); - /* cpb_size_scale */ - BitstreamReadBits(stream, 4, &temp); - for (i = 0; i <= cpb_cnt_minus1; i++) - { - /* bit_rate_value_minus1[i] */ - ue_v(stream, &temp); - /* cpb_size_value_minus1[i] */ - ue_v(stream, &temp); - /* cbr_flag[i] */ - ue_v(stream, &temp); - } - /* initial_cpb_removal_delay_length_minus1 */ - BitstreamReadBits(stream, 5, &temp); - /* cpb_removal_delay_length_minus1 */ - BitstreamReadBits(stream, 5, &temp); - HRDParam->cpb_removal_delay_length_minus1 = temp; - /* dpb_output_delay_length_minus1 */ - BitstreamReadBits(stream, 5, &temp); - HRDParam->dpb_output_delay_length_minus1 = temp; - /* time_offset_length */ - BitstreamReadBits(stream, 5, &temp); - HRDParam->time_offset_length = temp; - return AVCDEC_SUCCESS; -} - - -/** see subclause 7.4.2.2 */ -AVCDec_Status DecodePPS(AVCDecObject *decvid, AVCCommonObj *video, AVCDecBitstream *stream) -{ - AVCPicParamSet *picParam; - AVCDec_Status status; - int i, iGroup, numBits; - int PicWidthInMbs, PicHeightInMapUnits, PicSizeInMapUnits; - uint pic_parameter_set_id, seq_parameter_set_id; - void *userData = decvid->avcHandle->userData; - AVCHandle *avcHandle = decvid->avcHandle; - - ue_v(stream, &pic_parameter_set_id); - if (pic_parameter_set_id > 255) - { - return AVCDEC_FAIL; - } - - ue_v(stream, &seq_parameter_set_id); - - if (seq_parameter_set_id > 31) - { - return AVCDEC_FAIL; - } - - /* 2.1 if picParams[pic_param_set_id] is NULL, allocate it. */ - if (decvid->picParams[pic_parameter_set_id] == NULL) - { - decvid->picParams[pic_parameter_set_id] = - (AVCPicParamSet*)avcHandle->CBAVC_Malloc(userData, sizeof(AVCPicParamSet), DEFAULT_ATTR); - if (decvid->picParams[pic_parameter_set_id] == NULL) - { - return AVCDEC_MEMORY_FAIL; - } - - decvid->picParams[pic_parameter_set_id]->slice_group_id = NULL; - } - - video->currPicParams = picParam = decvid->picParams[pic_parameter_set_id]; - picParam->seq_parameter_set_id = seq_parameter_set_id; - picParam->pic_parameter_set_id = pic_parameter_set_id; - - BitstreamRead1Bit(stream, (uint*)&(picParam->entropy_coding_mode_flag)); - if (picParam->entropy_coding_mode_flag) - { - status = AVCDEC_FAIL; - goto clean_up; - } - BitstreamRead1Bit(stream, (uint*)&(picParam->pic_order_present_flag)); - ue_v(stream, &(picParam->num_slice_groups_minus1)); - - if (picParam->num_slice_groups_minus1 > MAX_NUM_SLICE_GROUP - 1) - { - status = AVCDEC_FAIL; - goto clean_up; - } - - picParam->slice_group_change_rate_minus1 = 0; /* default value */ - if (picParam->num_slice_groups_minus1 > 0) - { - ue_v(stream, &(picParam->slice_group_map_type)); - if (picParam->slice_group_map_type == 0) - { - for (iGroup = 0; iGroup <= (int)picParam->num_slice_groups_minus1; iGroup++) - { - ue_v(stream, &(picParam->run_length_minus1[iGroup])); - } - } - else if (picParam->slice_group_map_type == 2) - { // MC_CHECK <= or < - for (iGroup = 0; iGroup < (int)picParam->num_slice_groups_minus1; iGroup++) - { - ue_v(stream, &(picParam->top_left[iGroup])); - ue_v(stream, &(picParam->bottom_right[iGroup])); - } - } - else if (picParam->slice_group_map_type == 3 || - picParam->slice_group_map_type == 4 || - picParam->slice_group_map_type == 5) - { - BitstreamRead1Bit(stream, (uint*)&(picParam->slice_group_change_direction_flag)); - ue_v(stream, &(picParam->slice_group_change_rate_minus1)); - } - else if (picParam->slice_group_map_type == 6) - { - ue_v(stream, &(picParam->pic_size_in_map_units_minus1)); - - numBits = 0;/* ceil(log2(num_slice_groups_minus1+1)) bits */ - i = picParam->num_slice_groups_minus1; - while (i > 0) - { - numBits++; - i >>= 1; - } - - i = picParam->seq_parameter_set_id; - if (decvid->seqParams[i] == NULL) - { - status = AVCDEC_FAIL; - goto clean_up; - } - - - PicWidthInMbs = decvid->seqParams[i]->pic_width_in_mbs_minus1 + 1; - PicHeightInMapUnits = decvid->seqParams[i]->pic_height_in_map_units_minus1 + 1 ; - PicSizeInMapUnits = PicWidthInMbs * PicHeightInMapUnits ; - - /* information has to be consistent with the seq_param */ - if ((int)picParam->pic_size_in_map_units_minus1 != PicSizeInMapUnits - 1) - { - status = AVCDEC_FAIL; - goto clean_up; - } - - if (picParam->slice_group_id) - { - avcHandle->CBAVC_Free(userData, (int)picParam->slice_group_id); - } - picParam->slice_group_id = (uint*)avcHandle->CBAVC_Malloc(userData, sizeof(uint) * PicSizeInMapUnits, DEFAULT_ATTR); - if (picParam->slice_group_id == NULL) - { - status = AVCDEC_MEMORY_FAIL; - goto clean_up; - } - - for (i = 0; i < PicSizeInMapUnits; i++) - { - BitstreamReadBits(stream, numBits, &(picParam->slice_group_id[i])); - } - } - - } - - ue_v(stream, &(picParam->num_ref_idx_l0_active_minus1)); - if (picParam->num_ref_idx_l0_active_minus1 > 31) - { - status = AVCDEC_FAIL; /* out of range */ - goto clean_up; - } - - ue_v(stream, &(picParam->num_ref_idx_l1_active_minus1)); - if (picParam->num_ref_idx_l1_active_minus1 > 31) - { - status = AVCDEC_FAIL; /* out of range */ - goto clean_up; - } - - BitstreamRead1Bit(stream, (uint*)&(picParam->weighted_pred_flag)); - BitstreamReadBits(stream, 2, &(picParam->weighted_bipred_idc)); - if (picParam->weighted_bipred_idc > 2) - { - status = AVCDEC_FAIL; /* out of range */ - goto clean_up; - } - - se_v(stream, &(picParam->pic_init_qp_minus26)); - if (picParam->pic_init_qp_minus26 < -26 || picParam->pic_init_qp_minus26 > 25) - { - status = AVCDEC_FAIL; /* out of range */ - goto clean_up; - } - - se_v(stream, &(picParam->pic_init_qs_minus26)); - if (picParam->pic_init_qs_minus26 < -26 || picParam->pic_init_qs_minus26 > 25) - { - status = AVCDEC_FAIL; /* out of range */ - goto clean_up; - } - - se_v(stream, &(picParam->chroma_qp_index_offset)); - if (picParam->chroma_qp_index_offset < -12 || picParam->chroma_qp_index_offset > 12) - { - status = AVCDEC_FAIL; /* out of range */ - status = AVCDEC_FAIL; /* out of range */ - goto clean_up; - } - - BitstreamReadBits(stream, 3, &pic_parameter_set_id); - picParam->deblocking_filter_control_present_flag = pic_parameter_set_id >> 2; - picParam->constrained_intra_pred_flag = (pic_parameter_set_id >> 1) & 1; - picParam->redundant_pic_cnt_present_flag = pic_parameter_set_id & 1; - - return AVCDEC_SUCCESS; -clean_up: - if (decvid->picParams[pic_parameter_set_id]) - { - if (picParam->slice_group_id) - { - avcHandle->CBAVC_Free(userData, (int)picParam->slice_group_id); - } - decvid->picParams[pic_parameter_set_id]->slice_group_id = NULL; - avcHandle->CBAVC_Free(userData, (int)decvid->picParams[pic_parameter_set_id]); - decvid->picParams[pic_parameter_set_id] = NULL; - return status; - } - return AVCDEC_SUCCESS; -} - - -/* FirstPartOfSliceHeader(); - RestOfSliceHeader() */ -/** see subclause 7.4.3 */ -AVCDec_Status DecodeSliceHeader(AVCDecObject *decvid, AVCCommonObj *video, AVCDecBitstream *stream) -{ - AVCSliceHeader *sliceHdr = video->sliceHdr; - AVCPicParamSet *currPPS; - AVCSeqParamSet *currSPS; - AVCDec_Status status; - uint idr_pic_id; - int slice_type, temp, i; - - ue_v(stream, &(sliceHdr->first_mb_in_slice)); - ue_v(stream, (uint*)&slice_type); - - if (sliceHdr->first_mb_in_slice != 0) - { - if ((int)sliceHdr->slice_type >= 5 && slice_type != (int)sliceHdr->slice_type - 5) - { - return AVCDEC_FAIL; /* slice type doesn't follow the first slice in the picture */ - } - } - sliceHdr->slice_type = (AVCSliceType) slice_type; - if (slice_type > 4) - { - slice_type -= 5; - } - - if (slice_type == 1 || slice_type > 2) - { - return AVCDEC_FAIL; - } - - video->slice_type = (AVCSliceType) slice_type; - - ue_v(stream, &(sliceHdr->pic_parameter_set_id)); - /* end FirstPartSliceHeader() */ - /* begin RestOfSliceHeader() */ - /* after getting pic_parameter_set_id, we have to load corresponding SPS and PPS */ - if (sliceHdr->pic_parameter_set_id > 255) - { - return AVCDEC_FAIL; - } - - if (decvid->picParams[sliceHdr->pic_parameter_set_id] == NULL) - return AVCDEC_FAIL; /* PPS doesn't exist */ - - currPPS = video->currPicParams = decvid->picParams[sliceHdr->pic_parameter_set_id]; - - if (decvid->seqParams[currPPS->seq_parameter_set_id] == NULL) - return AVCDEC_FAIL; /* SPS doesn't exist */ - - currSPS = video->currSeqParams = decvid->seqParams[currPPS->seq_parameter_set_id]; - - if (currPPS->seq_parameter_set_id != video->seq_parameter_set_id) - { - video->seq_parameter_set_id = currPPS->seq_parameter_set_id; - status = (AVCDec_Status)AVCConfigureSequence(decvid->avcHandle, video, false); - if (status != AVCDEC_SUCCESS) - return status; - video->level_idc = currSPS->level_idc; - } - - /* derived variables from SPS */ - video->MaxFrameNum = 1 << (currSPS->log2_max_frame_num_minus4 + 4); - // MC_OPTIMIZE - video->PicWidthInMbs = currSPS->pic_width_in_mbs_minus1 + 1; - video->PicWidthInSamplesL = video->PicWidthInMbs * 16 ; - video->PicWidthInSamplesC = video->PicWidthInMbs * 8 ; - video->PicHeightInMapUnits = currSPS->pic_height_in_map_units_minus1 + 1 ; - video->PicSizeInMapUnits = video->PicWidthInMbs * video->PicHeightInMapUnits ; - video->FrameHeightInMbs = (2 - currSPS->frame_mbs_only_flag) * video->PicHeightInMapUnits ; - - /* derived from PPS */ - video->SliceGroupChangeRate = currPPS->slice_group_change_rate_minus1 + 1; - - /* then we can continue decoding slice header */ - - BitstreamReadBits(stream, currSPS->log2_max_frame_num_minus4 + 4, &(sliceHdr->frame_num)); - - if (video->currFS == NULL && sliceHdr->frame_num != 0) - { - video->prevFrameNum = video->PrevRefFrameNum = sliceHdr->frame_num - 1; - } - - if (!currSPS->frame_mbs_only_flag) - { - BitstreamRead1Bit(stream, &(sliceHdr->field_pic_flag)); - if (sliceHdr->field_pic_flag) - { - return AVCDEC_FAIL; - } - } - - /* derived variables from slice header*/ - video->PicHeightInMbs = video->FrameHeightInMbs; - video->PicHeightInSamplesL = video->PicHeightInMbs * 16; - video->PicHeightInSamplesC = video->PicHeightInMbs * 8; - video->PicSizeInMbs = video->PicWidthInMbs * video->PicHeightInMbs; - - if (sliceHdr->first_mb_in_slice >= video->PicSizeInMbs) - { - return AVCDEC_FAIL; - } - video->MaxPicNum = video->MaxFrameNum; - video->CurrPicNum = sliceHdr->frame_num; - - - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - if (sliceHdr->frame_num != 0) - { - return AVCDEC_FAIL; - } - ue_v(stream, &idr_pic_id); - } - - sliceHdr->delta_pic_order_cnt_bottom = 0; /* default value */ - sliceHdr->delta_pic_order_cnt[0] = 0; /* default value */ - sliceHdr->delta_pic_order_cnt[1] = 0; /* default value */ - if (currSPS->pic_order_cnt_type == 0) - { - BitstreamReadBits(stream, currSPS->log2_max_pic_order_cnt_lsb_minus4 + 4, - &(sliceHdr->pic_order_cnt_lsb)); - video->MaxPicOrderCntLsb = 1 << (currSPS->log2_max_pic_order_cnt_lsb_minus4 + 4); - if (sliceHdr->pic_order_cnt_lsb > video->MaxPicOrderCntLsb - 1) - return AVCDEC_FAIL; /* out of range */ - - if (currPPS->pic_order_present_flag) - { - se_v32bit(stream, &(sliceHdr->delta_pic_order_cnt_bottom)); - } - } - if (currSPS->pic_order_cnt_type == 1 && !currSPS->delta_pic_order_always_zero_flag) - { - se_v32bit(stream, &(sliceHdr->delta_pic_order_cnt[0])); - if (currPPS->pic_order_present_flag) - { - se_v32bit(stream, &(sliceHdr->delta_pic_order_cnt[1])); - } - } - - sliceHdr->redundant_pic_cnt = 0; /* default value */ - if (currPPS->redundant_pic_cnt_present_flag) - { - // MC_CHECK - ue_v(stream, &(sliceHdr->redundant_pic_cnt)); - if (sliceHdr->redundant_pic_cnt > 127) /* out of range */ - return AVCDEC_FAIL; - - if (sliceHdr->redundant_pic_cnt > 0) /* redundant picture */ - return AVCDEC_FAIL; /* not supported */ - } - sliceHdr->num_ref_idx_l0_active_minus1 = currPPS->num_ref_idx_l0_active_minus1; - sliceHdr->num_ref_idx_l1_active_minus1 = currPPS->num_ref_idx_l1_active_minus1; - - if (slice_type == AVC_P_SLICE) - { - BitstreamRead1Bit(stream, &(sliceHdr->num_ref_idx_active_override_flag)); - if (sliceHdr->num_ref_idx_active_override_flag) - { - ue_v(stream, &(sliceHdr->num_ref_idx_l0_active_minus1)); - } - else /* the following condition is not allowed if the flag is zero */ - { - if ((slice_type == AVC_P_SLICE) && currPPS->num_ref_idx_l0_active_minus1 > 15) - { - return AVCDEC_FAIL; /* not allowed */ - } - } - } - - - if (sliceHdr->num_ref_idx_l0_active_minus1 > 15 || - sliceHdr->num_ref_idx_l1_active_minus1 > 15) - { - return AVCDEC_FAIL; /* not allowed */ - } - /* if MbaffFrameFlag =1, - max value of index is num_ref_idx_l0_active_minus1 for frame MBs and - 2*sliceHdr->num_ref_idx_l0_active_minus1 + 1 for field MBs */ - - /* ref_pic_list_reordering() */ - status = ref_pic_list_reordering(video, stream, sliceHdr, slice_type); - if (status != AVCDEC_SUCCESS) - { - return status; - } - - - if (video->nal_ref_idc != 0) - { - dec_ref_pic_marking(video, stream, sliceHdr); - } - se_v(stream, &(sliceHdr->slice_qp_delta)); - - video->QPy = 26 + currPPS->pic_init_qp_minus26 + sliceHdr->slice_qp_delta; - if (video->QPy > 51 || video->QPy < 0) - { - video->QPy = AVC_CLIP3(0, 51, video->QPy); -// return AVCDEC_FAIL; - } - video->QPc = mapQPi2QPc[AVC_CLIP3(0, 51, video->QPy + video->currPicParams->chroma_qp_index_offset)]; - - video->QPy_div_6 = (video->QPy * 43) >> 8; - video->QPy_mod_6 = video->QPy - 6 * video->QPy_div_6; - - video->QPc_div_6 = (video->QPc * 43) >> 8; - video->QPc_mod_6 = video->QPc - 6 * video->QPc_div_6; - - sliceHdr->slice_alpha_c0_offset_div2 = 0; - sliceHdr->slice_beta_offset_div_2 = 0; - sliceHdr->disable_deblocking_filter_idc = 0; - video->FilterOffsetA = video->FilterOffsetB = 0; - - if (currPPS->deblocking_filter_control_present_flag) - { - ue_v(stream, &(sliceHdr->disable_deblocking_filter_idc)); - if (sliceHdr->disable_deblocking_filter_idc > 2) - { - return AVCDEC_FAIL; /* out of range */ - } - if (sliceHdr->disable_deblocking_filter_idc != 1) - { - se_v(stream, &(sliceHdr->slice_alpha_c0_offset_div2)); - if (sliceHdr->slice_alpha_c0_offset_div2 < -6 || - sliceHdr->slice_alpha_c0_offset_div2 > 6) - { - return AVCDEC_FAIL; - } - video->FilterOffsetA = sliceHdr->slice_alpha_c0_offset_div2 << 1; - - se_v(stream, &(sliceHdr->slice_beta_offset_div_2)); - if (sliceHdr->slice_beta_offset_div_2 < -6 || - sliceHdr->slice_beta_offset_div_2 > 6) - { - return AVCDEC_FAIL; - } - video->FilterOffsetB = sliceHdr->slice_beta_offset_div_2 << 1; - } - } - - if (currPPS->num_slice_groups_minus1 > 0 && currPPS->slice_group_map_type >= 3 - && currPPS->slice_group_map_type <= 5) - { - /* Ceil(Log2(PicSizeInMapUnits/(float)SliceGroupChangeRate + 1)) */ - temp = video->PicSizeInMapUnits / video->SliceGroupChangeRate; - if (video->PicSizeInMapUnits % video->SliceGroupChangeRate) - { - temp++; - } - i = 0; - temp++; - while (temp) - { - temp >>= 1; - i++; - } - - BitstreamReadBits(stream, i, &(sliceHdr->slice_group_change_cycle)); - video->MapUnitsInSliceGroup0 = - AVC_MIN(sliceHdr->slice_group_change_cycle * video->SliceGroupChangeRate, video->PicSizeInMapUnits); - } - - return AVCDEC_SUCCESS; -} - - -AVCDec_Status fill_frame_num_gap(AVCHandle *avcHandle, AVCCommonObj *video) -{ - AVCDec_Status status; - int CurrFrameNum; - int UnusedShortTermFrameNum; - int tmp1 = video->sliceHdr->delta_pic_order_cnt[0]; - int tmp2 = video->sliceHdr->delta_pic_order_cnt[1]; - int tmp3 = video->CurrPicNum; - int tmp4 = video->sliceHdr->adaptive_ref_pic_marking_mode_flag; - UnusedShortTermFrameNum = (video->prevFrameNum + 1) % video->MaxFrameNum; - CurrFrameNum = video->sliceHdr->frame_num; - - video->sliceHdr->delta_pic_order_cnt[0] = 0; - video->sliceHdr->delta_pic_order_cnt[1] = 0; - while (CurrFrameNum != UnusedShortTermFrameNum) - { - video->CurrPicNum = UnusedShortTermFrameNum; - video->sliceHdr->frame_num = UnusedShortTermFrameNum; - - status = (AVCDec_Status)DPBInitBuffer(avcHandle, video); - if (status != AVCDEC_SUCCESS) /* no buffer available */ - { - return status; - } - DecodePOC(video); - DPBInitPic(video, UnusedShortTermFrameNum); - - - video->currFS->PicOrderCnt = video->PicOrderCnt; - video->currFS->FrameNum = video->sliceHdr->frame_num; - - /* initialize everything to zero */ - video->currFS->IsOutputted = 0x01; - video->currFS->IsReference = 3; - video->currFS->IsLongTerm = 0; - video->currFS->frame.isReference = TRUE; - video->currFS->frame.isLongTerm = FALSE; - - video->sliceHdr->adaptive_ref_pic_marking_mode_flag = 0; - - status = (AVCDec_Status)StorePictureInDPB(avcHandle, video); // MC_CHECK check the return status - if (status != AVCDEC_SUCCESS) - { - return AVCDEC_FAIL; - } - video->prevFrameNum = UnusedShortTermFrameNum; - UnusedShortTermFrameNum = (UnusedShortTermFrameNum + 1) % video->MaxFrameNum; - } - video->sliceHdr->frame_num = CurrFrameNum; - video->CurrPicNum = tmp3; - video->sliceHdr->delta_pic_order_cnt[0] = tmp1; - video->sliceHdr->delta_pic_order_cnt[1] = tmp2; - video->sliceHdr->adaptive_ref_pic_marking_mode_flag = tmp4; - return AVCDEC_SUCCESS; -} - -/** see subclause 7.4.3.1 */ -AVCDec_Status ref_pic_list_reordering(AVCCommonObj *video, AVCDecBitstream *stream, AVCSliceHeader *sliceHdr, int slice_type) -{ - int i; - - if (slice_type != AVC_I_SLICE) - { - BitstreamRead1Bit(stream, &(sliceHdr->ref_pic_list_reordering_flag_l0)); - if (sliceHdr->ref_pic_list_reordering_flag_l0) - { - i = 0; - do - { - ue_v(stream, &(sliceHdr->reordering_of_pic_nums_idc_l0[i])); - if (sliceHdr->reordering_of_pic_nums_idc_l0[i] == 0 || - sliceHdr->reordering_of_pic_nums_idc_l0[i] == 1) - { - ue_v(stream, &(sliceHdr->abs_diff_pic_num_minus1_l0[i])); - if (sliceHdr->reordering_of_pic_nums_idc_l0[i] == 0 && - sliceHdr->abs_diff_pic_num_minus1_l0[i] > video->MaxPicNum / 2 - 1) - { - return AVCDEC_FAIL; /* out of range */ - } - if (sliceHdr->reordering_of_pic_nums_idc_l0[i] == 1 && - sliceHdr->abs_diff_pic_num_minus1_l0[i] > video->MaxPicNum / 2 - 2) - { - return AVCDEC_FAIL; /* out of range */ - } - } - else if (sliceHdr->reordering_of_pic_nums_idc_l0[i] == 2) - { - ue_v(stream, &(sliceHdr->long_term_pic_num_l0[i])); - } - i++; - } - while (sliceHdr->reordering_of_pic_nums_idc_l0[i-1] != 3 - && i <= (int)sliceHdr->num_ref_idx_l0_active_minus1 + 1) ; - } - } - return AVCDEC_SUCCESS; -} - -/** see subclause 7.4.3.3 */ -AVCDec_Status dec_ref_pic_marking(AVCCommonObj *video, AVCDecBitstream *stream, AVCSliceHeader *sliceHdr) -{ - int i; - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - BitstreamRead1Bit(stream, &(sliceHdr->no_output_of_prior_pics_flag)); - BitstreamRead1Bit(stream, &(sliceHdr->long_term_reference_flag)); - if (sliceHdr->long_term_reference_flag == 0) /* used for short-term */ - { - video->MaxLongTermFrameIdx = -1; /* no long-term frame indx */ - } - else /* used for long-term */ - { - video->MaxLongTermFrameIdx = 0; - video->LongTermFrameIdx = 0; - } - } - else - { - BitstreamRead1Bit(stream, &(sliceHdr->adaptive_ref_pic_marking_mode_flag)); - if (sliceHdr->adaptive_ref_pic_marking_mode_flag) - { - i = 0; - do - { - ue_v(stream, &(sliceHdr->memory_management_control_operation[i])); - if (sliceHdr->memory_management_control_operation[i] == 1 || - sliceHdr->memory_management_control_operation[i] == 3) - { - ue_v(stream, &(sliceHdr->difference_of_pic_nums_minus1[i])); - } - if (sliceHdr->memory_management_control_operation[i] == 2) - { - ue_v(stream, &(sliceHdr->long_term_pic_num[i])); - } - if (sliceHdr->memory_management_control_operation[i] == 3 || - sliceHdr->memory_management_control_operation[i] == 6) - { - ue_v(stream, &(sliceHdr->long_term_frame_idx[i])); - } - if (sliceHdr->memory_management_control_operation[i] == 4) - { - ue_v(stream, &(sliceHdr->max_long_term_frame_idx_plus1[i])); - } - i++; - } - while (sliceHdr->memory_management_control_operation[i-1] != 0 && i < MAX_DEC_REF_PIC_MARKING); - if (i >= MAX_DEC_REF_PIC_MARKING) - { - return AVCDEC_FAIL; /* we're screwed!!, not enough memory */ - } - } - } - - return AVCDEC_SUCCESS; -} - -/* see subclause 8.2.1 Decoding process for picture order count. */ -AVCDec_Status DecodePOC(AVCCommonObj *video) -{ - AVCSeqParamSet *currSPS = video->currSeqParams; - AVCSliceHeader *sliceHdr = video->sliceHdr; - int i; - - switch (currSPS->pic_order_cnt_type) - { - case 0: /* POC MODE 0 , subclause 8.2.1.1 */ - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - video->prevPicOrderCntMsb = 0; - video->prevPicOrderCntLsb = 0; - } - - /* Calculate the MSBs of current picture */ - if (sliceHdr->pic_order_cnt_lsb < video->prevPicOrderCntLsb && - (video->prevPicOrderCntLsb - sliceHdr->pic_order_cnt_lsb) >= (video->MaxPicOrderCntLsb / 2)) - video->PicOrderCntMsb = video->prevPicOrderCntMsb + video->MaxPicOrderCntLsb; - else if (sliceHdr->pic_order_cnt_lsb > video->prevPicOrderCntLsb && - (sliceHdr->pic_order_cnt_lsb - video->prevPicOrderCntLsb) > (video->MaxPicOrderCntLsb / 2)) - video->PicOrderCntMsb = video->prevPicOrderCntMsb - video->MaxPicOrderCntLsb; - else - video->PicOrderCntMsb = video->prevPicOrderCntMsb; - - /* JVT-I010 page 81 is different from JM7.3 */ - - - video->PicOrderCnt = video->TopFieldOrderCnt = video->PicOrderCntMsb + sliceHdr->pic_order_cnt_lsb; - video->BottomFieldOrderCnt = video->TopFieldOrderCnt + sliceHdr->delta_pic_order_cnt_bottom; - - break; - - - case 1: /* POC MODE 1, subclause 8.2.1.2 */ - /* calculate FrameNumOffset */ - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - video->prevFrameNumOffset = 0; - video->FrameNumOffset = 0; - } - else if (video->prevFrameNum > sliceHdr->frame_num) - { - video->FrameNumOffset = video->prevFrameNumOffset + video->MaxFrameNum; - } - else - { - video->FrameNumOffset = video->prevFrameNumOffset; - } - /* calculate absFrameNum */ - if (currSPS->num_ref_frames_in_pic_order_cnt_cycle) - { - video->absFrameNum = video->FrameNumOffset + sliceHdr->frame_num; - } - else - { - video->absFrameNum = 0; - } - - if (video->absFrameNum > 0 && video->nal_ref_idc == 0) - { - video->absFrameNum--; - } - - /* derive picOrderCntCycleCnt and frameNumInPicOrderCntCycle */ - if (video->absFrameNum > 0) - { - video->picOrderCntCycleCnt = (video->absFrameNum - 1) / currSPS->num_ref_frames_in_pic_order_cnt_cycle; - video->frameNumInPicOrderCntCycle = (video->absFrameNum - 1) % currSPS->num_ref_frames_in_pic_order_cnt_cycle; - } - /* derive expectedDeltaPerPicOrderCntCycle */ - video->expectedDeltaPerPicOrderCntCycle = 0; - for (i = 0; i < (int)currSPS->num_ref_frames_in_pic_order_cnt_cycle; i++) - { - video->expectedDeltaPerPicOrderCntCycle += currSPS->offset_for_ref_frame[i]; - } - /* derive expectedPicOrderCnt */ - if (video->absFrameNum) - { - video->expectedPicOrderCnt = video->picOrderCntCycleCnt * video->expectedDeltaPerPicOrderCntCycle; - for (i = 0; i <= video->frameNumInPicOrderCntCycle; i++) - { - video->expectedPicOrderCnt += currSPS->offset_for_ref_frame[i]; - } - } - else - { - video->expectedPicOrderCnt = 0; - } - - if (video->nal_ref_idc == 0) - { - video->expectedPicOrderCnt += currSPS->offset_for_non_ref_pic; - } - /* derive TopFieldOrderCnt and BottomFieldOrderCnt */ - - video->TopFieldOrderCnt = video->expectedPicOrderCnt + sliceHdr->delta_pic_order_cnt[0]; - video->BottomFieldOrderCnt = video->TopFieldOrderCnt + currSPS->offset_for_top_to_bottom_field + sliceHdr->delta_pic_order_cnt[1]; - - video->PicOrderCnt = AVC_MIN(video->TopFieldOrderCnt, video->BottomFieldOrderCnt); - - - break; - - - case 2: /* POC MODE 2, subclause 8.2.1.3 */ - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - video->FrameNumOffset = 0; - } - else if (video->prevFrameNum > sliceHdr->frame_num) - { - video->FrameNumOffset = video->prevFrameNumOffset + video->MaxFrameNum; - } - else - { - video->FrameNumOffset = video->prevFrameNumOffset; - } - /* derive tempPicOrderCnt, we just use PicOrderCnt */ - if (video->nal_unit_type == AVC_NALTYPE_IDR) - { - video->PicOrderCnt = 0; - } - else if (video->nal_ref_idc == 0) - { - video->PicOrderCnt = 2 * (video->FrameNumOffset + sliceHdr->frame_num) - 1; - } - else - { - video->PicOrderCnt = 2 * (video->FrameNumOffset + sliceHdr->frame_num); - } - video->TopFieldOrderCnt = video->BottomFieldOrderCnt = video->PicOrderCnt; - break; - default: - return AVCDEC_FAIL; - } - - return AVCDEC_SUCCESS; -} - - -AVCDec_Status DecodeSEI(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - OSCL_UNUSED_ARG(decvid); - OSCL_UNUSED_ARG(stream); - return AVCDEC_SUCCESS; -} - -AVCDec_Status sei_payload(AVCDecObject *decvid, AVCDecBitstream *stream, uint payloadType, uint payloadSize) -{ - AVCDec_Status status = AVCDEC_SUCCESS; - uint i; - switch (payloadType) - { - case 0: - /* buffering period SEI */ - status = buffering_period(decvid, stream); - break; - case 1: - /* picture timing SEI */ - status = pic_timing(decvid, stream); - break; - case 2: - - case 3: - - case 4: - - case 5: - - case 8: - - case 9: - - case 10: - - case 11: - - case 12: - - case 13: - - case 14: - - case 15: - - case 16: - - case 17: - for (i = 0; i < payloadSize; i++) - { - BitstreamFlushBits(stream, 8); - } - break; - case 6: - /* recovery point SEI */ - status = recovery_point(decvid, stream); - break; - case 7: - /* decoded reference picture marking repetition SEI */ - status = dec_ref_pic_marking_repetition(decvid, stream); - break; - - case 18: - /* motion-constrained slice group set SEI */ - status = motion_constrained_slice_group_set(decvid, stream); - break; - default: - /* reserved_sei_message */ - for (i = 0; i < payloadSize; i++) - { - BitstreamFlushBits(stream, 8); - } - break; - } - BitstreamByteAlign(stream); - return status; -} - -AVCDec_Status buffering_period(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - AVCSeqParamSet *currSPS; - uint seq_parameter_set_id; - uint temp; - uint i; - ue_v(stream, &seq_parameter_set_id); - if (seq_parameter_set_id > 31) - { - return AVCDEC_FAIL; - } - -// decvid->common->seq_parameter_set_id = seq_parameter_set_id; - - currSPS = decvid->seqParams[seq_parameter_set_id]; - if (currSPS->vui_parameters.nal_hrd_parameters_present_flag) - { - for (i = 0; i <= currSPS->vui_parameters.nal_hrd_parameters.cpb_cnt_minus1; i++) - { - /* initial_cpb_removal_delay[i] */ - BitstreamReadBits(stream, currSPS->vui_parameters.nal_hrd_parameters.cpb_removal_delay_length_minus1 + 1, &temp); - /*initial _cpb_removal_delay_offset[i] */ - BitstreamReadBits(stream, currSPS->vui_parameters.nal_hrd_parameters.cpb_removal_delay_length_minus1 + 1, &temp); - } - } - - if (currSPS->vui_parameters.vcl_hrd_parameters_present_flag) - { - for (i = 0; i <= currSPS->vui_parameters.vcl_hrd_parameters.cpb_cnt_minus1; i++) - { - /* initial_cpb_removal_delay[i] */ - BitstreamReadBits(stream, currSPS->vui_parameters.vcl_hrd_parameters.cpb_removal_delay_length_minus1 + 1, &temp); - /*initial _cpb_removal_delay_offset[i] */ - BitstreamReadBits(stream, currSPS->vui_parameters.vcl_hrd_parameters.cpb_removal_delay_length_minus1 + 1, &temp); - } - } - - return AVCDEC_SUCCESS; -} -AVCDec_Status pic_timing(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - AVCSeqParamSet *currSPS; - uint temp, NumClockTs = 0, time_offset_length = 24, full_timestamp_flag; - uint i; - - currSPS = decvid->seqParams[decvid->common->seq_parameter_set_id]; - - if (currSPS->vui_parameters.nal_hrd_parameters_present_flag) - { - BitstreamReadBits(stream, currSPS->vui_parameters.nal_hrd_parameters.cpb_removal_delay_length_minus1 + 1, &temp); - BitstreamReadBits(stream, currSPS->vui_parameters.nal_hrd_parameters.dpb_output_delay_length_minus1 + 1, &temp); - time_offset_length = currSPS->vui_parameters.nal_hrd_parameters.time_offset_length; - } - else if (currSPS->vui_parameters.vcl_hrd_parameters_present_flag) - { - BitstreamReadBits(stream, currSPS->vui_parameters.vcl_hrd_parameters.cpb_removal_delay_length_minus1 + 1, &temp); - BitstreamReadBits(stream, currSPS->vui_parameters.vcl_hrd_parameters.dpb_output_delay_length_minus1 + 1, &temp); - time_offset_length = currSPS->vui_parameters.vcl_hrd_parameters.time_offset_length; - } - - if (currSPS->vui_parameters.pic_struct_present_flag) - { - /* pic_struct */ - BitstreamReadBits(stream, 4, &temp); - - switch (temp) - { - case 0: - case 1: - case 2: - NumClockTs = 1; - break; - case 3: - case 4: - case 7: - NumClockTs = 2; - break; - case 5: - case 6: - case 8: - NumClockTs = 3; - break; - default: - NumClockTs = 0; - break; - } - - for (i = 0; i < NumClockTs; i++) - { - /* clock_timestamp_flag[i] */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* ct_type */ - BitstreamReadBits(stream, 2, &temp); - /* nuit_field_based_flag */ - BitstreamRead1Bit(stream, &temp); - /* counting_type */ - BitstreamReadBits(stream, 5, &temp); - /* full_timestamp_flag */ - BitstreamRead1Bit(stream, &temp); - full_timestamp_flag = temp; - /* discontinuity_flag */ - BitstreamRead1Bit(stream, &temp); - /* cnt_dropped_flag */ - BitstreamRead1Bit(stream, &temp); - /* n_frames */ - BitstreamReadBits(stream, 8, &temp); - - - if (full_timestamp_flag) - { - /* seconds_value */ - BitstreamReadBits(stream, 6, &temp); - /* minutes_value */ - BitstreamReadBits(stream, 6, &temp); - /* hours_value */ - BitstreamReadBits(stream, 5, &temp); - } - else - { - /* seconds_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* seconds_value */ - BitstreamReadBits(stream, 6, &temp); - /* minutes_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* minutes_value */ - BitstreamReadBits(stream, 6, &temp); - - /* hourss_flag */ - BitstreamRead1Bit(stream, &temp); - - if (temp) - { - /* hours_value */ - BitstreamReadBits(stream, 5, &temp); - } - - } - } - } - - if (time_offset_length) - { - /* time_offset */ - BitstreamReadBits(stream, time_offset_length, &temp); - } - else - { - /* time_offset */ - temp = 0; - } - } - } - } - return AVCDEC_SUCCESS; -} -AVCDec_Status recovery_point(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - OSCL_UNUSED_ARG(decvid); - uint temp; - /* recover_frame_cnt */ - ue_v(stream, &temp); - /* exact_match_flag */ - BitstreamRead1Bit(stream, &temp); - /* broken_link_flag */ - BitstreamRead1Bit(stream, &temp); - /* changing slic_group_idc */ - BitstreamReadBits(stream, 2, &temp); - return AVCDEC_SUCCESS; -} -AVCDec_Status dec_ref_pic_marking_repetition(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - AVCSeqParamSet *currSPS; - uint temp; - currSPS = decvid->seqParams[decvid->common->seq_parameter_set_id]; - /* original_idr_flag */ - BitstreamRead1Bit(stream, &temp); - /* original_frame_num */ - ue_v(stream, &temp); - if (currSPS->frame_mbs_only_flag == 0) - { - /* original_field_pic_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* original_bottom_field_flag */ - BitstreamRead1Bit(stream, &temp); - } - } - - /* dec_ref_pic_marking(video,stream,sliceHdr); */ - - - return AVCDEC_SUCCESS; -} -AVCDec_Status motion_constrained_slice_group_set(AVCDecObject *decvid, AVCDecBitstream *stream) -{ - OSCL_UNUSED_ARG(decvid); - uint temp, i, numBits; - /* num_slice_groups_in_set_minus1 */ - ue_v(stream, &temp); - - numBits = 0;/* ceil(log2(num_slice_groups_minus1+1)) bits */ - i = temp; - while (i > 0) - { - numBits++; - i >>= 1; - } - for (i = 0; i <= temp; i++) - { - /* slice_group_id */ - BitstreamReadBits(stream, numBits, &temp); - } - /* exact_sample_value_match_flag */ - BitstreamRead1Bit(stream, &temp); - /* pan_scan_rect_flag */ - BitstreamRead1Bit(stream, &temp); - if (temp) - { - /* pan_scan_rect_id */ - ue_v(stream, &temp); - } - - return AVCDEC_SUCCESS; -} - diff --git a/media/libstagefright/codecs/avc/dec/src/itrans.cpp b/media/libstagefright/codecs/avc/dec/src/itrans.cpp deleted file mode 100644 index 02c550d..0000000 --- a/media/libstagefright/codecs/avc/dec/src/itrans.cpp +++ /dev/null @@ -1,307 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#include "avclib_common.h" - -/* input are in the first 16 elements of block, - output must be in the location specified in Figure 8-6. */ -/* subclause 8.5.6 */ -void Intra16DCTrans(int16 *block, int Qq, int Rq) -{ - int m0, m1, m2, m3; - int j, offset; - int16 *inout; - int scale = dequant_coefres[Rq][0]; - - inout = block; - for (j = 0; j < 4; j++) - { - m0 = inout[0] + inout[4]; - m1 = inout[0] - inout[4]; - m2 = inout[8] + inout[12]; - m3 = inout[8] - inout[12]; - - - inout[0] = m0 + m2; - inout[4] = m0 - m2; - inout[8] = m1 - m3; - inout[12] = m1 + m3; - inout += 64; - } - - inout = block; - - if (Qq >= 2) /* this way should be faster than JM */ - { /* they use (((m4*scale)<<(QPy/6))+2)>>2 for both cases. */ - Qq -= 2; - for (j = 0; j < 4; j++) - { - m0 = inout[0] + inout[64]; - m1 = inout[0] - inout[64]; - m2 = inout[128] + inout[192]; - m3 = inout[128] - inout[192]; - - inout[0] = ((m0 + m2) * scale) << Qq; - inout[64] = ((m0 - m2) * scale) << Qq; - inout[128] = ((m1 - m3) * scale) << Qq; - inout[192] = ((m1 + m3) * scale) << Qq; - inout += 4; - } - } - else - { - Qq = 2 - Qq; - offset = 1 << (Qq - 1); - - for (j = 0; j < 4; j++) - { - m0 = inout[0] + inout[64]; - m1 = inout[0] - inout[64]; - m2 = inout[128] + inout[192]; - m3 = inout[128] - inout[192]; - - inout[0] = (((m0 + m2) * scale + offset) >> Qq); - inout[64] = (((m0 - m2) * scale + offset) >> Qq); - inout[128] = (((m1 - m3) * scale + offset) >> Qq); - inout[192] = (((m1 + m3) * scale + offset) >> Qq); - inout += 4; - } - } - - return ; -} - -/* see subclase 8.5.8 */ -void itrans(int16 *block, uint8 *pred, uint8 *cur, int width) -{ - int e0, e1, e2, e3; /* note, at every step of the calculation, these values */ - /* shall never exceed 16bit sign value, but we don't check */ - int i; /* to save the cycles. */ - int16 *inout; - - inout = block; - - for (i = 4; i > 0; i--) - { - e0 = inout[0] + inout[2]; - e1 = inout[0] - inout[2]; - e2 = (inout[1] >> 1) - inout[3]; - e3 = inout[1] + (inout[3] >> 1); - - inout[0] = e0 + e3; - inout[1] = e1 + e2; - inout[2] = e1 - e2; - inout[3] = e0 - e3; - - inout += 16; - } - - for (i = 4; i > 0; i--) - { - e0 = block[0] + block[32]; - e1 = block[0] - block[32]; - e2 = (block[16] >> 1) - block[48]; - e3 = block[16] + (block[48] >> 1); - - e0 += e3; - e3 = (e0 - (e3 << 1)); /* e0-e3 */ - e1 += e2; - e2 = (e1 - (e2 << 1)); /* e1-e2 */ - e0 += 32; - e1 += 32; - e2 += 32; - e3 += 32; -#ifdef USE_PRED_BLOCK - e0 = pred[0] + (e0 >> 6); - if ((uint)e0 > 0xFF) e0 = 0xFF & (~(e0 >> 31)); /* clip */ - e1 = pred[20] + (e1 >> 6); - if ((uint)e1 > 0xFF) e1 = 0xFF & (~(e1 >> 31)); /* clip */ - e2 = pred[40] + (e2 >> 6); - if ((uint)e2 > 0xFF) e2 = 0xFF & (~(e2 >> 31)); /* clip */ - e3 = pred[60] + (e3 >> 6); - if ((uint)e3 > 0xFF) e3 = 0xFF & (~(e3 >> 31)); /* clip */ - *cur = e0; - *(cur += width) = e1; - *(cur += width) = e2; - cur[width] = e3; - cur -= (width << 1); - cur++; - pred++; -#else - OSCL_UNUSED_ARG(pred); - - e0 = *cur + (e0 >> 6); - if ((uint)e0 > 0xFF) e0 = 0xFF & (~(e0 >> 31)); /* clip */ - *cur = e0; - e1 = *(cur += width) + (e1 >> 6); - if ((uint)e1 > 0xFF) e1 = 0xFF & (~(e1 >> 31)); /* clip */ - *cur = e1; - e2 = *(cur += width) + (e2 >> 6); - if ((uint)e2 > 0xFF) e2 = 0xFF & (~(e2 >> 31)); /* clip */ - *cur = e2; - e3 = cur[width] + (e3 >> 6); - if ((uint)e3 > 0xFF) e3 = 0xFF & (~(e3 >> 31)); /* clip */ - cur[width] = e3; - cur -= (width << 1); - cur++; -#endif - block++; - } - - return ; -} - -/* see subclase 8.5.8 */ -void ictrans(int16 *block, uint8 *pred, uint8 *cur, int width) -{ - int e0, e1, e2, e3; /* note, at every step of the calculation, these values */ - /* shall never exceed 16bit sign value, but we don't check */ - int i; /* to save the cycles. */ - int16 *inout; - - inout = block; - - for (i = 4; i > 0; i--) - { - e0 = inout[0] + inout[2]; - e1 = inout[0] - inout[2]; - e2 = (inout[1] >> 1) - inout[3]; - e3 = inout[1] + (inout[3] >> 1); - - inout[0] = e0 + e3; - inout[1] = e1 + e2; - inout[2] = e1 - e2; - inout[3] = e0 - e3; - - inout += 16; - } - - for (i = 4; i > 0; i--) - { - e0 = block[0] + block[32]; - e1 = block[0] - block[32]; - e2 = (block[16] >> 1) - block[48]; - e3 = block[16] + (block[48] >> 1); - - e0 += e3; - e3 = (e0 - (e3 << 1)); /* e0-e3 */ - e1 += e2; - e2 = (e1 - (e2 << 1)); /* e1-e2 */ - e0 += 32; - e1 += 32; - e2 += 32; - e3 += 32; -#ifdef USE_PRED_BLOCK - e0 = pred[0] + (e0 >> 6); - if ((uint)e0 > 0xFF) e0 = 0xFF & (~(e0 >> 31)); /* clip */ - e1 = pred[12] + (e1 >> 6); - if ((uint)e1 > 0xFF) e1 = 0xFF & (~(e1 >> 31)); /* clip */ - e2 = pred[24] + (e2 >> 6); - if ((uint)e2 > 0xFF) e2 = 0xFF & (~(e2 >> 31)); /* clip */ - e3 = pred[36] + (e3 >> 6); - if ((uint)e3 > 0xFF) e3 = 0xFF & (~(e3 >> 31)); /* clip */ - *cur = e0; - *(cur += width) = e1; - *(cur += width) = e2; - cur[width] = e3; - cur -= (width << 1); - cur++; - pred++; -#else - OSCL_UNUSED_ARG(pred); - - e0 = *cur + (e0 >> 6); - if ((uint)e0 > 0xFF) e0 = 0xFF & (~(e0 >> 31)); /* clip */ - *cur = e0; - e1 = *(cur += width) + (e1 >> 6); - if ((uint)e1 > 0xFF) e1 = 0xFF & (~(e1 >> 31)); /* clip */ - *cur = e1; - e2 = *(cur += width) + (e2 >> 6); - if ((uint)e2 > 0xFF) e2 = 0xFF & (~(e2 >> 31)); /* clip */ - *cur = e2; - e3 = cur[width] + (e3 >> 6); - if ((uint)e3 > 0xFF) e3 = 0xFF & (~(e3 >> 31)); /* clip */ - cur[width] = e3; - cur -= (width << 1); - cur++; -#endif - block++; - } - - return ; -} - -/* see subclause 8.5.7 */ -void ChromaDCTrans(int16 *block, int Qq, int Rq) -{ - int c00, c01, c10, c11; - int f0, f1, f2, f3; - int scale = dequant_coefres[Rq][0]; - - c00 = block[0] + block[4]; - c01 = block[0] - block[4]; - c10 = block[64] + block[68]; - c11 = block[64] - block[68]; - - f0 = c00 + c10; - f1 = c01 + c11; - f2 = c00 - c10; - f3 = c01 - c11; - - if (Qq >= 1) - { - Qq -= 1; - block[0] = (f0 * scale) << Qq; - block[4] = (f1 * scale) << Qq; - block[64] = (f2 * scale) << Qq; - block[68] = (f3 * scale) << Qq; - } - else - { - block[0] = (f0 * scale) >> 1; - block[4] = (f1 * scale) >> 1; - block[64] = (f2 * scale) >> 1; - block[68] = (f3 * scale) >> 1; - } - - return ; -} - - -void copy_block(uint8 *pred, uint8 *cur, int width, int pred_pitch) -{ - uint32 temp; - - temp = *((uint32*)pred); - pred += pred_pitch; - *((uint32*)cur) = temp; - cur += width; - temp = *((uint32*)pred); - pred += pred_pitch; - *((uint32*)cur) = temp; - cur += width; - temp = *((uint32*)pred); - pred += pred_pitch; - *((uint32*)cur) = temp; - cur += width; - temp = *((uint32*)pred); - *((uint32*)cur) = temp; - - return ; -} - - diff --git a/media/libstagefright/codecs/avc/dec/src/pred_inter.cpp b/media/libstagefright/codecs/avc/dec/src/pred_inter.cpp deleted file mode 100644 index ba36c37..0000000 --- a/media/libstagefright/codecs/avc/dec/src/pred_inter.cpp +++ /dev/null @@ -1,2329 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#include "avcdec_lib.h" - - -#define CLIP_RESULT(x) if((uint)x > 0xFF){ \ - x = 0xFF & (~(x>>31));} - -/* (blkwidth << 2) + (dy << 1) + dx */ -static void (*const ChromaMC_SIMD[8])(uint8 *, int , int , int , uint8 *, int, int , int) = -{ - &ChromaFullMC_SIMD, - &ChromaHorizontalMC_SIMD, - &ChromaVerticalMC_SIMD, - &ChromaDiagonalMC_SIMD, - &ChromaFullMC_SIMD, - &ChromaHorizontalMC2_SIMD, - &ChromaVerticalMC2_SIMD, - &ChromaDiagonalMC2_SIMD -}; -/* Perform motion prediction and compensation with residue if exist. */ -void InterMBPrediction(AVCCommonObj *video) -{ - AVCMacroblock *currMB = video->currMB; - AVCPictureData *currPic = video->currPic; - int mbPartIdx, subMbPartIdx; - int ref_idx; - int offset_MbPart_indx = 0; - int16 *mv; - uint32 x_pos, y_pos; - uint8 *curL, *curCb, *curCr; - uint8 *ref_l, *ref_Cb, *ref_Cr; - uint8 *predBlock, *predCb, *predCr; - int block_x, block_y, offset_x, offset_y, offsetP, offset; - int x_position = (video->mb_x << 4); - int y_position = (video->mb_y << 4); - int MbHeight, MbWidth, mbPartIdx_X, mbPartIdx_Y, offset_indx; - int picWidth = currPic->pitch; - int picHeight = currPic->height; - int16 *dataBlock; - uint32 cbp4x4; - uint32 tmp_word; - - tmp_word = y_position * picWidth; - curL = currPic->Sl + tmp_word + x_position; - offset = (tmp_word >> 2) + (x_position >> 1); - curCb = currPic->Scb + offset; - curCr = currPic->Scr + offset; - -#ifdef USE_PRED_BLOCK - predBlock = video->pred + 84; - predCb = video->pred + 452; - predCr = video->pred + 596; -#else - predBlock = curL; - predCb = curCb; - predCr = curCr; -#endif - - GetMotionVectorPredictor(video, false); - - for (mbPartIdx = 0; mbPartIdx < currMB->NumMbPart; mbPartIdx++) - { - MbHeight = currMB->SubMbPartHeight[mbPartIdx]; - MbWidth = currMB->SubMbPartWidth[mbPartIdx]; - mbPartIdx_X = ((mbPartIdx + offset_MbPart_indx) & 1); - mbPartIdx_Y = (mbPartIdx + offset_MbPart_indx) >> 1; - ref_idx = currMB->ref_idx_L0[(mbPartIdx_Y << 1) + mbPartIdx_X]; - offset_indx = 0; - - ref_l = video->RefPicList0[ref_idx]->Sl; - ref_Cb = video->RefPicList0[ref_idx]->Scb; - ref_Cr = video->RefPicList0[ref_idx]->Scr; - - for (subMbPartIdx = 0; subMbPartIdx < currMB->NumSubMbPart[mbPartIdx]; subMbPartIdx++) - { - block_x = (mbPartIdx_X << 1) + ((subMbPartIdx + offset_indx) & 1); // check this - block_y = (mbPartIdx_Y << 1) + (((subMbPartIdx + offset_indx) >> 1) & 1); - mv = (int16*)(currMB->mvL0 + block_x + (block_y << 2)); - offset_x = x_position + (block_x << 2); - offset_y = y_position + (block_y << 2); - x_pos = (offset_x << 2) + *mv++; /*quarter pel */ - y_pos = (offset_y << 2) + *mv; /*quarter pel */ - - //offset = offset_y * currPic->width; - //offsetC = (offset >> 2) + (offset_x >> 1); -#ifdef USE_PRED_BLOCK - offsetP = (block_y * 80) + (block_x << 2); - LumaMotionComp(ref_l, picWidth, picHeight, x_pos, y_pos, - /*comp_Sl + offset + offset_x,*/ - predBlock + offsetP, 20, MbWidth, MbHeight); -#else - offsetP = (block_y << 2) * picWidth + (block_x << 2); - LumaMotionComp(ref_l, picWidth, picHeight, x_pos, y_pos, - /*comp_Sl + offset + offset_x,*/ - predBlock + offsetP, picWidth, MbWidth, MbHeight); -#endif - -#ifdef USE_PRED_BLOCK - offsetP = (block_y * 24) + (block_x << 1); - ChromaMotionComp(ref_Cb, picWidth >> 1, picHeight >> 1, x_pos, y_pos, - /*comp_Scb + offsetC,*/ - predCb + offsetP, 12, MbWidth >> 1, MbHeight >> 1); - ChromaMotionComp(ref_Cr, picWidth >> 1, picHeight >> 1, x_pos, y_pos, - /*comp_Scr + offsetC,*/ - predCr + offsetP, 12, MbWidth >> 1, MbHeight >> 1); -#else - offsetP = (block_y * picWidth) + (block_x << 1); - ChromaMotionComp(ref_Cb, picWidth >> 1, picHeight >> 1, x_pos, y_pos, - /*comp_Scb + offsetC,*/ - predCb + offsetP, picWidth >> 1, MbWidth >> 1, MbHeight >> 1); - ChromaMotionComp(ref_Cr, picWidth >> 1, picHeight >> 1, x_pos, y_pos, - /*comp_Scr + offsetC,*/ - predCr + offsetP, picWidth >> 1, MbWidth >> 1, MbHeight >> 1); -#endif - - offset_indx = currMB->SubMbPartWidth[mbPartIdx] >> 3; - } - offset_MbPart_indx = currMB->MbPartWidth >> 4; - } - - /* used in decoder, used to be if(!encFlag) */ - - /* transform in raster scan order */ - dataBlock = video->block; - cbp4x4 = video->cbp4x4; - /* luma */ - for (block_y = 4; block_y > 0; block_y--) - { - for (block_x = 4; block_x > 0; block_x--) - { -#ifdef USE_PRED_BLOCK - if (cbp4x4&1) - { - itrans(dataBlock, predBlock, predBlock, 20); - } -#else - if (cbp4x4&1) - { - itrans(dataBlock, curL, curL, picWidth); - } -#endif - cbp4x4 >>= 1; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - predBlock += 4; -#else - curL += 4; -#endif - } - dataBlock += 48; -#ifdef USE_PRED_BLOCK - predBlock += 64; -#else - curL += ((picWidth << 2) - 16); -#endif - } - - /* chroma */ - picWidth = (picWidth >> 1); - for (block_y = 2; block_y > 0; block_y--) - { - for (block_x = 2; block_x > 0; block_x--) - { -#ifdef USE_PRED_BLOCK - if (cbp4x4&1) - { - ictrans(dataBlock, predCb, predCb, 12); - } -#else - if (cbp4x4&1) - { - ictrans(dataBlock, curCb, curCb, picWidth); - } -#endif - cbp4x4 >>= 1; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - predCb += 4; -#else - curCb += 4; -#endif - } - for (block_x = 2; block_x > 0; block_x--) - { -#ifdef USE_PRED_BLOCK - if (cbp4x4&1) - { - ictrans(dataBlock, predCr, predCr, 12); - } -#else - if (cbp4x4&1) - { - ictrans(dataBlock, curCr, curCr, picWidth); - } -#endif - cbp4x4 >>= 1; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - predCr += 4; -#else - curCr += 4; -#endif - } - dataBlock += 48; -#ifdef USE_PRED_BLOCK - predCb += 40; - predCr += 40; -#else - curCb += ((picWidth << 2) - 8); - curCr += ((picWidth << 2) - 8); -#endif - } - -#ifdef MB_BASED_DEBLOCK - SaveNeighborForIntraPred(video, offset); -#endif - - return ; -} - - -/* preform the actual motion comp here */ -void LumaMotionComp(uint8 *ref, int picwidth, int picheight, - int x_pos, int y_pos, - uint8 *pred, int pred_pitch, - int blkwidth, int blkheight) -{ - int dx, dy; - uint8 temp[24][24]; /* for padding, make the size multiple of 4 for packing */ - int temp2[21][21]; /* for intermediate results */ - uint8 *ref2; - - dx = x_pos & 3; - dy = y_pos & 3; - x_pos = x_pos >> 2; /* round it to full-pel resolution */ - y_pos = y_pos >> 2; - - /* perform actual motion compensation */ - if (dx == 0 && dy == 0) - { /* fullpel position *//* G */ - if (x_pos >= 0 && x_pos + blkwidth <= picwidth && y_pos >= 0 && y_pos + blkheight <= picheight) - { - ref += y_pos * picwidth + x_pos; - FullPelMC(ref, picwidth, pred, pred_pitch, blkwidth, blkheight); - } - else - { - CreatePad(ref, picwidth, picheight, x_pos, y_pos, &temp[0][0], blkwidth, blkheight); - FullPelMC(&temp[0][0], 24, pred, pred_pitch, blkwidth, blkheight); - } - - } /* other positions */ - else if (dy == 0) - { /* no vertical interpolation *//* a,b,c*/ - - if (x_pos - 2 >= 0 && x_pos + 3 + blkwidth <= picwidth && y_pos >= 0 && y_pos + blkheight <= picheight) - { - ref += y_pos * picwidth + x_pos; - - HorzInterp1MC(ref, picwidth, pred, pred_pitch, blkwidth, blkheight, dx); - } - else /* need padding */ - { - CreatePad(ref, picwidth, picheight, x_pos - 2, y_pos, &temp[0][0], blkwidth + 5, blkheight); - - HorzInterp1MC(&temp[0][2], 24, pred, pred_pitch, blkwidth, blkheight, dx); - } - } - else if (dx == 0) - { /*no horizontal interpolation *//* d,h,n */ - - if (x_pos >= 0 && x_pos + blkwidth <= picwidth && y_pos - 2 >= 0 && y_pos + 3 + blkheight <= picheight) - { - ref += y_pos * picwidth + x_pos; - - VertInterp1MC(ref, picwidth, pred, pred_pitch, blkwidth, blkheight, dy); - } - else /* need padding */ - { - CreatePad(ref, picwidth, picheight, x_pos, y_pos - 2, &temp[0][0], blkwidth, blkheight + 5); - - VertInterp1MC(&temp[2][0], 24, pred, pred_pitch, blkwidth, blkheight, dy); - } - } - else if (dy == 2) - { /* horizontal cross *//* i, j, k */ - - if (x_pos - 2 >= 0 && x_pos + 3 + blkwidth <= picwidth && y_pos - 2 >= 0 && y_pos + 3 + blkheight <= picheight) - { - ref += y_pos * picwidth + x_pos - 2; /* move to the left 2 pixels */ - - VertInterp2MC(ref, picwidth, &temp2[0][0], 21, blkwidth + 5, blkheight); - - HorzInterp2MC(&temp2[0][2], 21, pred, pred_pitch, blkwidth, blkheight, dx); - } - else /* need padding */ - { - CreatePad(ref, picwidth, picheight, x_pos - 2, y_pos - 2, &temp[0][0], blkwidth + 5, blkheight + 5); - - VertInterp2MC(&temp[2][0], 24, &temp2[0][0], 21, blkwidth + 5, blkheight); - - HorzInterp2MC(&temp2[0][2], 21, pred, pred_pitch, blkwidth, blkheight, dx); - } - } - else if (dx == 2) - { /* vertical cross */ /* f,q */ - - if (x_pos - 2 >= 0 && x_pos + 3 + blkwidth <= picwidth && y_pos - 2 >= 0 && y_pos + 3 + blkheight <= picheight) - { - ref += (y_pos - 2) * picwidth + x_pos; /* move to up 2 lines */ - - HorzInterp3MC(ref, picwidth, &temp2[0][0], 21, blkwidth, blkheight + 5); - VertInterp3MC(&temp2[2][0], 21, pred, pred_pitch, blkwidth, blkheight, dy); - } - else /* need padding */ - { - CreatePad(ref, picwidth, picheight, x_pos - 2, y_pos - 2, &temp[0][0], blkwidth + 5, blkheight + 5); - HorzInterp3MC(&temp[0][2], 24, &temp2[0][0], 21, blkwidth, blkheight + 5); - VertInterp3MC(&temp2[2][0], 21, pred, pred_pitch, blkwidth, blkheight, dy); - } - } - else - { /* diagonal *//* e,g,p,r */ - - if (x_pos - 2 >= 0 && x_pos + 3 + (dx / 2) + blkwidth <= picwidth && - y_pos - 2 >= 0 && y_pos + 3 + blkheight + (dy / 2) <= picheight) - { - ref2 = ref + (y_pos + (dy / 2)) * picwidth + x_pos; - - ref += (y_pos * picwidth) + x_pos + (dx / 2); - - DiagonalInterpMC(ref2, ref, picwidth, pred, pred_pitch, blkwidth, blkheight); - } - else /* need padding */ - { - CreatePad(ref, picwidth, picheight, x_pos - 2, y_pos - 2, &temp[0][0], blkwidth + 5 + (dx / 2), blkheight + 5 + (dy / 2)); - - ref2 = &temp[2 + (dy/2)][2]; - - ref = &temp[2][2 + (dx/2)]; - - DiagonalInterpMC(ref2, ref, 24, pred, pred_pitch, blkwidth, blkheight); - } - } - - return ; -} - -void CreateAlign(uint8 *ref, int picwidth, int y_pos, - uint8 *out, int blkwidth, int blkheight) -{ - int i, j; - int offset, out_offset; - uint32 prev_pix, result, pix1, pix2, pix4; - - out_offset = 24 - blkwidth; - - //switch(x_pos&0x3){ - switch (((uint32)ref)&0x3) - { - case 1: - ref += y_pos * picwidth; - offset = picwidth - blkwidth - 3; - for (j = 0; j < blkheight; j++) - { - pix1 = *ref++; - pix2 = *((uint16*)ref); - ref += 2; - result = (pix2 << 8) | pix1; - - for (i = 3; i < blkwidth; i += 4) - { - pix4 = *((uint32*)ref); - ref += 4; - prev_pix = (pix4 << 24) & 0xFF000000; /* mask out byte belong to previous word */ - result |= prev_pix; - *((uint32*)out) = result; /* write 4 bytes */ - out += 4; - result = pix4 >> 8; /* for the next loop */ - } - ref += offset; - out += out_offset; - } - break; - case 2: - ref += y_pos * picwidth; - offset = picwidth - blkwidth - 2; - for (j = 0; j < blkheight; j++) - { - result = *((uint16*)ref); - ref += 2; - for (i = 2; i < blkwidth; i += 4) - { - pix4 = *((uint32*)ref); - ref += 4; - prev_pix = (pix4 << 16) & 0xFFFF0000; /* mask out byte belong to previous word */ - result |= prev_pix; - *((uint32*)out) = result; /* write 4 bytes */ - out += 4; - result = pix4 >> 16; /* for the next loop */ - } - ref += offset; - out += out_offset; - } - break; - case 3: - ref += y_pos * picwidth; - offset = picwidth - blkwidth - 1; - for (j = 0; j < blkheight; j++) - { - result = *ref++; - for (i = 1; i < blkwidth; i += 4) - { - pix4 = *((uint32*)ref); - ref += 4; - prev_pix = (pix4 << 8) & 0xFFFFFF00; /* mask out byte belong to previous word */ - result |= prev_pix; - *((uint32*)out) = result; /* write 4 bytes */ - out += 4; - result = pix4 >> 24; /* for the next loop */ - } - ref += offset; - out += out_offset; - } - break; - } -} - -void CreatePad(uint8 *ref, int picwidth, int picheight, int x_pos, int y_pos, - uint8 *out, int blkwidth, int blkheight) -{ - int x_inc0, x_mid; - int y_inc, y_inc0, y_inc1, y_mid; - int i, j; - int offset; - - if (x_pos < 0) - { - x_inc0 = 0; /* increment for the first part */ - x_mid = ((blkwidth + x_pos > 0) ? -x_pos : blkwidth); /* stopping point */ - x_pos = 0; - } - else if (x_pos + blkwidth > picwidth) - { - x_inc0 = 1; /* increasing */ - x_mid = ((picwidth > x_pos) ? picwidth - x_pos - 1 : 0); /* clip negative to zero, encode fool proof! */ - } - else /* normal case */ - { - x_inc0 = 1; - x_mid = blkwidth; /* just one run */ - } - - - /* boundary for y_pos, taking the result from x_pos into account */ - if (y_pos < 0) - { - y_inc0 = (x_inc0 ? - x_mid : -blkwidth + x_mid); /* offset depending on x_inc1 and x_inc0 */ - y_inc1 = picwidth + y_inc0; - y_mid = ((blkheight + y_pos > 0) ? -y_pos : blkheight); /* clip to prevent memory corruption */ - y_pos = 0; - } - else if (y_pos + blkheight > picheight) - { - y_inc1 = (x_inc0 ? - x_mid : -blkwidth + x_mid); /* saturate */ - y_inc0 = picwidth + y_inc1; /* increasing */ - y_mid = ((picheight > y_pos) ? picheight - 1 - y_pos : 0); - } - else /* normal case */ - { - y_inc1 = (x_inc0 ? - x_mid : -blkwidth + x_mid); - y_inc0 = picwidth + y_inc1; - y_mid = blkheight; - } - - /* clip y_pos and x_pos */ - if (y_pos > picheight - 1) y_pos = picheight - 1; - if (x_pos > picwidth - 1) x_pos = picwidth - 1; - - ref += y_pos * picwidth + x_pos; - - y_inc = y_inc0; /* start with top half */ - - offset = 24 - blkwidth; /* to use in offset out */ - blkwidth -= x_mid; /* to use in the loop limit */ - - if (x_inc0 == 0) - { - for (j = 0; j < blkheight; j++) - { - if (j == y_mid) /* put a check here to reduce the code size (for unrolling the loop) */ - { - y_inc = y_inc1; /* switch to lower half */ - } - for (i = x_mid; i > 0; i--) /* first or third quarter */ - { - *out++ = *ref; - } - for (i = blkwidth; i > 0; i--) /* second or fourth quarter */ - { - *out++ = *ref++; - } - out += offset; - ref += y_inc; - } - } - else - { - for (j = 0; j < blkheight; j++) - { - if (j == y_mid) /* put a check here to reduce the code size (for unrolling the loop) */ - { - y_inc = y_inc1; /* switch to lower half */ - } - for (i = x_mid; i > 0; i--) /* first or third quarter */ - { - *out++ = *ref++; - } - for (i = blkwidth; i > 0; i--) /* second or fourth quarter */ - { - *out++ = *ref; - } - out += offset; - ref += y_inc; - } - } - - return ; -} - -void HorzInterp1MC(uint8 *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dx) -{ - uint8 *p_ref; - uint32 *p_cur; - uint32 tmp, pkres; - int result, curr_offset, ref_offset; - int j; - int32 r0, r1, r2, r3, r4, r5; - int32 r13, r6; - - p_cur = (uint32*)out; /* assume it's word aligned */ - curr_offset = (outpitch - blkwidth) >> 2; - p_ref = in; - ref_offset = inpitch - blkwidth; - - if (dx&1) - { - dx = ((dx >> 1) ? -3 : -4); /* use in 3/4 pel */ - p_ref -= 2; - r13 = 0; - for (j = blkheight; j > 0; j--) - { - tmp = (uint32)(p_ref + blkwidth); - r0 = p_ref[0]; - r1 = p_ref[2]; - r0 |= (r1 << 16); /* 0,c,0,a */ - r1 = p_ref[1]; - r2 = p_ref[3]; - r1 |= (r2 << 16); /* 0,d,0,b */ - while ((uint32)p_ref < tmp) - { - r2 = *(p_ref += 4); /* move pointer to e */ - r3 = p_ref[2]; - r2 |= (r3 << 16); /* 0,g,0,e */ - r3 = p_ref[1]; - r4 = p_ref[3]; - r3 |= (r4 << 16); /* 0,h,0,f */ - - r4 = r0 + r3; /* c+h, a+f */ - r5 = r0 + r1; /* c+d, a+b */ - r6 = r2 + r3; /* g+h, e+f */ - r5 >>= 16; - r5 |= (r6 << 16); /* e+f, c+d */ - r4 += r5 * 20; /* c+20*e+20*f+h, a+20*c+20*d+f */ - r4 += 0x100010; /* +16, +16 */ - r5 = r1 + r2; /* d+g, b+e */ - r4 -= r5 * 5; /* c-5*d+20*e+20*f-5*g+h, a-5*b+20*c+20*d-5*e+f */ - r4 >>= 5; - r13 |= r4; /* check clipping */ - - r5 = p_ref[dx+2]; - r6 = p_ref[dx+4]; - r5 |= (r6 << 16); - r4 += r5; - r4 += 0x10001; - r4 = (r4 >> 1) & 0xFF00FF; - - r5 = p_ref[4]; /* i */ - r6 = (r5 << 16); - r5 = r6 | (r2 >> 16);/* 0,i,0,g */ - r5 += r1; /* d+i, b+g */ /* r5 not free */ - r1 >>= 16; - r1 |= (r3 << 16); /* 0,f,0,d */ /* r1 has changed */ - r1 += r2; /* f+g, d+e */ - r5 += 20 * r1; /* d+20f+20g+i, b+20d+20e+g */ - r0 >>= 16; - r0 |= (r2 << 16); /* 0,e,0,c */ /* r0 has changed */ - r0 += r3; /* e+h, c+f */ - r5 += 0x100010; /* 16,16 */ - r5 -= r0 * 5; /* d-5e+20f+20g-5h+i, b-5c+20d+20e-5f+g */ - r5 >>= 5; - r13 |= r5; /* check clipping */ - - r0 = p_ref[dx+3]; - r1 = p_ref[dx+5]; - r0 |= (r1 << 16); - r5 += r0; - r5 += 0x10001; - r5 = (r5 >> 1) & 0xFF00FF; - - r4 |= (r5 << 8); /* pack them together */ - *p_cur++ = r4; - r1 = r3; - r0 = r2; - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; /* ref_offset = inpitch-blkwidth; */ - - if (r13&0xFF000700) /* need clipping */ - { - /* move back to the beginning of the line */ - p_ref -= (ref_offset + blkwidth); /* input */ - p_cur -= (outpitch >> 2); - - tmp = (uint32)(p_ref + blkwidth); - for (; (uint32)p_ref < tmp;) - { - - r0 = *p_ref++; - r1 = *p_ref++; - r2 = *p_ref++; - r3 = *p_ref++; - r4 = *p_ref++; - /* first pixel */ - r5 = *p_ref++; - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dx] + 1); - pkres = (result >> 1) ; - /* second pixel */ - r0 = *p_ref++; - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dx] + 1); - result = (result >> 1); - pkres |= (result << 8); - /* third pixel */ - r1 = *p_ref++; - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dx] + 1); - result = (result >> 1); - pkres |= (result << 16); - /* fourth pixel */ - r2 = *p_ref++; - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dx] + 1); - result = (result >> 1); - pkres |= (result << 24); - *p_cur++ = pkres; /* write 4 pixels */ - p_ref -= 5; /* offset back to the middle of filter */ - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; /* move to the next line */ - } - } - } - else - { - p_ref -= 2; - r13 = 0; - for (j = blkheight; j > 0; j--) - { - tmp = (uint32)(p_ref + blkwidth); - r0 = p_ref[0]; - r1 = p_ref[2]; - r0 |= (r1 << 16); /* 0,c,0,a */ - r1 = p_ref[1]; - r2 = p_ref[3]; - r1 |= (r2 << 16); /* 0,d,0,b */ - while ((uint32)p_ref < tmp) - { - r2 = *(p_ref += 4); /* move pointer to e */ - r3 = p_ref[2]; - r2 |= (r3 << 16); /* 0,g,0,e */ - r3 = p_ref[1]; - r4 = p_ref[3]; - r3 |= (r4 << 16); /* 0,h,0,f */ - - r4 = r0 + r3; /* c+h, a+f */ - r5 = r0 + r1; /* c+d, a+b */ - r6 = r2 + r3; /* g+h, e+f */ - r5 >>= 16; - r5 |= (r6 << 16); /* e+f, c+d */ - r4 += r5 * 20; /* c+20*e+20*f+h, a+20*c+20*d+f */ - r4 += 0x100010; /* +16, +16 */ - r5 = r1 + r2; /* d+g, b+e */ - r4 -= r5 * 5; /* c-5*d+20*e+20*f-5*g+h, a-5*b+20*c+20*d-5*e+f */ - r4 >>= 5; - r13 |= r4; /* check clipping */ - r4 &= 0xFF00FF; /* mask */ - - r5 = p_ref[4]; /* i */ - r6 = (r5 << 16); - r5 = r6 | (r2 >> 16);/* 0,i,0,g */ - r5 += r1; /* d+i, b+g */ /* r5 not free */ - r1 >>= 16; - r1 |= (r3 << 16); /* 0,f,0,d */ /* r1 has changed */ - r1 += r2; /* f+g, d+e */ - r5 += 20 * r1; /* d+20f+20g+i, b+20d+20e+g */ - r0 >>= 16; - r0 |= (r2 << 16); /* 0,e,0,c */ /* r0 has changed */ - r0 += r3; /* e+h, c+f */ - r5 += 0x100010; /* 16,16 */ - r5 -= r0 * 5; /* d-5e+20f+20g-5h+i, b-5c+20d+20e-5f+g */ - r5 >>= 5; - r13 |= r5; /* check clipping */ - r5 &= 0xFF00FF; /* mask */ - - r4 |= (r5 << 8); /* pack them together */ - *p_cur++ = r4; - r1 = r3; - r0 = r2; - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; /* ref_offset = inpitch-blkwidth; */ - - if (r13&0xFF000700) /* need clipping */ - { - /* move back to the beginning of the line */ - p_ref -= (ref_offset + blkwidth); /* input */ - p_cur -= (outpitch >> 2); - - tmp = (uint32)(p_ref + blkwidth); - for (; (uint32)p_ref < tmp;) - { - - r0 = *p_ref++; - r1 = *p_ref++; - r2 = *p_ref++; - r3 = *p_ref++; - r4 = *p_ref++; - /* first pixel */ - r5 = *p_ref++; - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres = result; - /* second pixel */ - r0 = *p_ref++; - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres |= (result << 8); - /* third pixel */ - r1 = *p_ref++; - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres |= (result << 16); - /* fourth pixel */ - r2 = *p_ref++; - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres |= (result << 24); - *p_cur++ = pkres; /* write 4 pixels */ - p_ref -= 5; - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; - } - } - } - - return ; -} - -void HorzInterp2MC(int *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dx) -{ - int *p_ref; - uint32 *p_cur; - uint32 tmp, pkres; - int result, result2, curr_offset, ref_offset; - int j, r0, r1, r2, r3, r4, r5; - - p_cur = (uint32*)out; /* assume it's word aligned */ - curr_offset = (outpitch - blkwidth) >> 2; - p_ref = in; - ref_offset = inpitch - blkwidth; - - if (dx&1) - { - dx = ((dx >> 1) ? -3 : -4); /* use in 3/4 pel */ - - for (j = blkheight; j > 0 ; j--) - { - tmp = (uint32)(p_ref + blkwidth); - for (; (uint32)p_ref < tmp;) - { - - r0 = p_ref[-2]; - r1 = p_ref[-1]; - r2 = *p_ref++; - r3 = *p_ref++; - r4 = *p_ref++; - /* first pixel */ - r5 = *p_ref++; - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dx] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - pkres = (result >> 1); - /* second pixel */ - r0 = *p_ref++; - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dx] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - pkres |= (result << 8); - /* third pixel */ - r1 = *p_ref++; - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dx] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - pkres |= (result << 16); - /* fourth pixel */ - r2 = *p_ref++; - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dx] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - pkres |= (result << 24); - *p_cur++ = pkres; /* write 4 pixels */ - p_ref -= 3; /* offset back to the middle of filter */ - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; /* move to the next line */ - } - } - else - { - for (j = blkheight; j > 0 ; j--) - { - tmp = (uint32)(p_ref + blkwidth); - for (; (uint32)p_ref < tmp;) - { - - r0 = p_ref[-2]; - r1 = p_ref[-1]; - r2 = *p_ref++; - r3 = *p_ref++; - r4 = *p_ref++; - /* first pixel */ - r5 = *p_ref++; - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - pkres = result; - /* second pixel */ - r0 = *p_ref++; - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - pkres |= (result << 8); - /* third pixel */ - r1 = *p_ref++; - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - pkres |= (result << 16); - /* fourth pixel */ - r2 = *p_ref++; - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - pkres |= (result << 24); - *p_cur++ = pkres; /* write 4 pixels */ - p_ref -= 3; /* offset back to the middle of filter */ - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; /* move to the next line */ - } - } - - return ; -} - -void HorzInterp3MC(uint8 *in, int inpitch, int *out, int outpitch, - int blkwidth, int blkheight) -{ - uint8 *p_ref; - int *p_cur; - uint32 tmp; - int result, curr_offset, ref_offset; - int j, r0, r1, r2, r3, r4, r5; - - p_cur = out; - curr_offset = (outpitch - blkwidth); - p_ref = in; - ref_offset = inpitch - blkwidth; - - for (j = blkheight; j > 0 ; j--) - { - tmp = (uint32)(p_ref + blkwidth); - for (; (uint32)p_ref < tmp;) - { - - r0 = p_ref[-2]; - r1 = p_ref[-1]; - r2 = *p_ref++; - r3 = *p_ref++; - r4 = *p_ref++; - /* first pixel */ - r5 = *p_ref++; - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - *p_cur++ = result; - /* second pixel */ - r0 = *p_ref++; - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - *p_cur++ = result; - /* third pixel */ - r1 = *p_ref++; - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - *p_cur++ = result; - /* fourth pixel */ - r2 = *p_ref++; - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - *p_cur++ = result; - p_ref -= 3; /* move back to the middle of the filter */ - } - p_cur += curr_offset; /* move to the next line */ - p_ref += ref_offset; - } - - return ; -} -void VertInterp1MC(uint8 *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dy) -{ - uint8 *p_cur, *p_ref; - uint32 tmp; - int result, curr_offset, ref_offset; - int j, i; - int32 r0, r1, r2, r3, r4, r5, r6, r7, r8, r13; - uint8 tmp_in[24][24]; - - /* not word-aligned */ - if (((uint32)in)&0x3) - { - CreateAlign(in, inpitch, -2, &tmp_in[0][0], blkwidth, blkheight + 5); - in = &tmp_in[2][0]; - inpitch = 24; - } - p_cur = out; - curr_offset = 1 - outpitch * (blkheight - 1); /* offset vertically back up and one pixel to right */ - ref_offset = blkheight * inpitch; /* for limit */ - - curr_offset += 3; - - if (dy&1) - { - dy = (dy >> 1) ? 0 : -inpitch; - - for (j = 0; j < blkwidth; j += 4, in += 4) - { - r13 = 0; - p_ref = in; - p_cur -= outpitch; /* compensate for the first offset */ - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) /* the loop un-rolled */ - { - r0 = *((uint32*)(p_ref - (inpitch << 1))); /* load 4 bytes */ - p_ref += inpitch; - r6 = (r0 >> 8) & 0xFF00FF; /* second and fourth byte */ - r0 &= 0xFF00FF; - - r1 = *((uint32*)(p_ref + (inpitch << 1))); /* r1, r7, ref[3] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - - r0 += r1; - r6 += r7; - - r2 = *((uint32*)p_ref); /* r2, r8, ref[1] */ - r8 = (r2 >> 8) & 0xFF00FF; - r2 &= 0xFF00FF; - - r1 = *((uint32*)(p_ref - inpitch)); /* r1, r7, ref[0] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r1 += r2; - - r7 += r8; - - r0 += 20 * r1; - r6 += 20 * r7; - r0 += 0x100010; - r6 += 0x100010; - - r2 = *((uint32*)(p_ref - (inpitch << 1))); /* r2, r8, ref[-1] */ - r8 = (r2 >> 8) & 0xFF00FF; - r2 &= 0xFF00FF; - - r1 = *((uint32*)(p_ref + inpitch)); /* r1, r7, ref[2] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r1 += r2; - - r7 += r8; - - r0 -= 5 * r1; - r6 -= 5 * r7; - - r0 >>= 5; - r6 >>= 5; - /* clip */ - r13 |= r6; - r13 |= r0; - //CLIPPACK(r6,result) - - r1 = *((uint32*)(p_ref + dy)); - r2 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r0 += r1; - r6 += r2; - r0 += 0x10001; - r6 += 0x10001; - r0 = (r0 >> 1) & 0xFF00FF; - r6 = (r6 >> 1) & 0xFF00FF; - - r0 |= (r6 << 8); /* pack it back */ - *((uint32*)(p_cur += outpitch)) = r0; - } - p_cur += curr_offset; /* offset to the next pixel */ - if (r13 & 0xFF000700) /* this column need clipping */ - { - p_cur -= 4; - for (i = 0; i < 4; i++) - { - p_ref = in + i; - p_cur -= outpitch; /* compensate for the first offset */ - - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) - { /* loop un-rolled */ - r0 = *(p_ref - (inpitch << 1)); - r1 = *(p_ref - inpitch); - r2 = *p_ref; - r3 = *(p_ref += inpitch); /* modify pointer before loading */ - r4 = *(p_ref += inpitch); - /* first pixel */ - r5 = *(p_ref += inpitch); - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dy-(inpitch<<1)] + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - /* second pixel */ - r0 = *(p_ref += inpitch); - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dy-(inpitch<<1)] + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - /* third pixel */ - r1 = *(p_ref += inpitch); - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dy-(inpitch<<1)] + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - /* fourth pixel */ - r2 = *(p_ref += inpitch); - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - /* 3/4 pel, no need to clip */ - result = (result + p_ref[dy-(inpitch<<1)] + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - p_ref -= (inpitch << 1); /* move back to center of the filter of the next one */ - } - p_cur += (curr_offset - 3); - } - } - } - } - else - { - for (j = 0; j < blkwidth; j += 4, in += 4) - { - r13 = 0; - p_ref = in; - p_cur -= outpitch; /* compensate for the first offset */ - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) /* the loop un-rolled */ - { - r0 = *((uint32*)(p_ref - (inpitch << 1))); /* load 4 bytes */ - p_ref += inpitch; - r6 = (r0 >> 8) & 0xFF00FF; /* second and fourth byte */ - r0 &= 0xFF00FF; - - r1 = *((uint32*)(p_ref + (inpitch << 1))); /* r1, r7, ref[3] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - - r0 += r1; - r6 += r7; - - r2 = *((uint32*)p_ref); /* r2, r8, ref[1] */ - r8 = (r2 >> 8) & 0xFF00FF; - r2 &= 0xFF00FF; - - r1 = *((uint32*)(p_ref - inpitch)); /* r1, r7, ref[0] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r1 += r2; - - r7 += r8; - - r0 += 20 * r1; - r6 += 20 * r7; - r0 += 0x100010; - r6 += 0x100010; - - r2 = *((uint32*)(p_ref - (inpitch << 1))); /* r2, r8, ref[-1] */ - r8 = (r2 >> 8) & 0xFF00FF; - r2 &= 0xFF00FF; - - r1 = *((uint32*)(p_ref + inpitch)); /* r1, r7, ref[2] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r1 += r2; - - r7 += r8; - - r0 -= 5 * r1; - r6 -= 5 * r7; - - r0 >>= 5; - r6 >>= 5; - /* clip */ - r13 |= r6; - r13 |= r0; - //CLIPPACK(r6,result) - r0 &= 0xFF00FF; - r6 &= 0xFF00FF; - r0 |= (r6 << 8); /* pack it back */ - *((uint32*)(p_cur += outpitch)) = r0; - } - p_cur += curr_offset; /* offset to the next pixel */ - if (r13 & 0xFF000700) /* this column need clipping */ - { - p_cur -= 4; - for (i = 0; i < 4; i++) - { - p_ref = in + i; - p_cur -= outpitch; /* compensate for the first offset */ - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) - { /* loop un-rolled */ - r0 = *(p_ref - (inpitch << 1)); - r1 = *(p_ref - inpitch); - r2 = *p_ref; - r3 = *(p_ref += inpitch); /* modify pointer before loading */ - r4 = *(p_ref += inpitch); - /* first pixel */ - r5 = *(p_ref += inpitch); - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - /* second pixel */ - r0 = *(p_ref += inpitch); - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - /* third pixel */ - r1 = *(p_ref += inpitch); - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - /* fourth pixel */ - r2 = *(p_ref += inpitch); - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - p_ref -= (inpitch << 1); /* move back to center of the filter of the next one */ - } - p_cur += (curr_offset - 3); - } - } - } - } - - return ; -} - -void VertInterp2MC(uint8 *in, int inpitch, int *out, int outpitch, - int blkwidth, int blkheight) -{ - int *p_cur; - uint8 *p_ref; - uint32 tmp; - int result, curr_offset, ref_offset; - int j, r0, r1, r2, r3, r4, r5; - - p_cur = out; - curr_offset = 1 - outpitch * (blkheight - 1); /* offset vertically back up and one pixel to right */ - ref_offset = blkheight * inpitch; /* for limit */ - - for (j = 0; j < blkwidth; j++) - { - p_cur -= outpitch; /* compensate for the first offset */ - p_ref = in++; - - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) - { /* loop un-rolled */ - r0 = *(p_ref - (inpitch << 1)); - r1 = *(p_ref - inpitch); - r2 = *p_ref; - r3 = *(p_ref += inpitch); /* modify pointer before loading */ - r4 = *(p_ref += inpitch); - /* first pixel */ - r5 = *(p_ref += inpitch); - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - *(p_cur += outpitch) = result; - /* second pixel */ - r0 = *(p_ref += inpitch); - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - *(p_cur += outpitch) = result; - /* third pixel */ - r1 = *(p_ref += inpitch); - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - *(p_cur += outpitch) = result; - /* fourth pixel */ - r2 = *(p_ref += inpitch); - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - *(p_cur += outpitch) = result; - p_ref -= (inpitch << 1); /* move back to center of the filter of the next one */ - } - p_cur += curr_offset; - } - - return ; -} - -void VertInterp3MC(int *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight, int dy) -{ - uint8 *p_cur; - int *p_ref; - uint32 tmp; - int result, result2, curr_offset, ref_offset; - int j, r0, r1, r2, r3, r4, r5; - - p_cur = out; - curr_offset = 1 - outpitch * (blkheight - 1); /* offset vertically back up and one pixel to right */ - ref_offset = blkheight * inpitch; /* for limit */ - - if (dy&1) - { - dy = (dy >> 1) ? -(inpitch << 1) : -(inpitch << 1) - inpitch; - - for (j = 0; j < blkwidth; j++) - { - p_cur -= outpitch; /* compensate for the first offset */ - p_ref = in++; - - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) - { /* loop un-rolled */ - r0 = *(p_ref - (inpitch << 1)); - r1 = *(p_ref - inpitch); - r2 = *p_ref; - r3 = *(p_ref += inpitch); /* modify pointer before loading */ - r4 = *(p_ref += inpitch); - /* first pixel */ - r5 = *(p_ref += inpitch); - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dy] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - /* second pixel */ - r0 = *(p_ref += inpitch); - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dy] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - /* third pixel */ - r1 = *(p_ref += inpitch); - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dy] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - /* fourth pixel */ - r2 = *(p_ref += inpitch); - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - result2 = ((p_ref[dy] + 16) >> 5); - CLIP_RESULT(result2) - /* 3/4 pel, no need to clip */ - result = (result + result2 + 1); - result = (result >> 1); - *(p_cur += outpitch) = result; - p_ref -= (inpitch << 1); /* move back to center of the filter of the next one */ - } - p_cur += curr_offset; - } - } - else - { - for (j = 0; j < blkwidth; j++) - { - p_cur -= outpitch; /* compensate for the first offset */ - p_ref = in++; - - tmp = (uint32)(p_ref + ref_offset); /* limit */ - while ((uint32)p_ref < tmp) - { /* loop un-rolled */ - r0 = *(p_ref - (inpitch << 1)); - r1 = *(p_ref - inpitch); - r2 = *p_ref; - r3 = *(p_ref += inpitch); /* modify pointer before loading */ - r4 = *(p_ref += inpitch); - /* first pixel */ - r5 = *(p_ref += inpitch); - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - /* second pixel */ - r0 = *(p_ref += inpitch); - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - /* third pixel */ - r1 = *(p_ref += inpitch); - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - /* fourth pixel */ - r2 = *(p_ref += inpitch); - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 512) >> 10; - CLIP_RESULT(result) - *(p_cur += outpitch) = result; - p_ref -= (inpitch << 1); /* move back to center of the filter of the next one */ - } - p_cur += curr_offset; - } - } - - return ; -} - -void DiagonalInterpMC(uint8 *in1, uint8 *in2, int inpitch, - uint8 *out, int outpitch, - int blkwidth, int blkheight) -{ - int j, i; - int result; - uint8 *p_cur, *p_ref, *p_tmp8; - int curr_offset, ref_offset; - uint8 tmp_res[24][24], tmp_in[24][24]; - uint32 *p_tmp; - uint32 tmp, pkres, tmp_result; - int32 r0, r1, r2, r3, r4, r5; - int32 r6, r7, r8, r9, r10, r13; - - ref_offset = inpitch - blkwidth; - p_ref = in1 - 2; - /* perform horizontal interpolation */ - /* not word-aligned */ - /* It is faster to read 1 byte at time to avoid calling CreateAlign */ - /* if(((uint32)p_ref)&0x3) - { - CreateAlign(p_ref,inpitch,0,&tmp_in[0][0],blkwidth+8,blkheight); - p_ref = &tmp_in[0][0]; - ref_offset = 24-blkwidth; - }*/ - - p_tmp = (uint32*) & (tmp_res[0][0]); - for (j = blkheight; j > 0; j--) - { - r13 = 0; - tmp = (uint32)(p_ref + blkwidth); - - //r0 = *((uint32*)p_ref); /* d,c,b,a */ - //r1 = (r0>>8)&0xFF00FF; /* 0,d,0,b */ - //r0 &= 0xFF00FF; /* 0,c,0,a */ - /* It is faster to read 1 byte at a time, */ - r0 = p_ref[0]; - r1 = p_ref[2]; - r0 |= (r1 << 16); /* 0,c,0,a */ - r1 = p_ref[1]; - r2 = p_ref[3]; - r1 |= (r2 << 16); /* 0,d,0,b */ - - while ((uint32)p_ref < tmp) - { - //r2 = *((uint32*)(p_ref+=4));/* h,g,f,e */ - //r3 = (r2>>8)&0xFF00FF; /* 0,h,0,f */ - //r2 &= 0xFF00FF; /* 0,g,0,e */ - /* It is faster to read 1 byte at a time, */ - r2 = *(p_ref += 4); - r3 = p_ref[2]; - r2 |= (r3 << 16); /* 0,g,0,e */ - r3 = p_ref[1]; - r4 = p_ref[3]; - r3 |= (r4 << 16); /* 0,h,0,f */ - - r4 = r0 + r3; /* c+h, a+f */ - r5 = r0 + r1; /* c+d, a+b */ - r6 = r2 + r3; /* g+h, e+f */ - r5 >>= 16; - r5 |= (r6 << 16); /* e+f, c+d */ - r4 += r5 * 20; /* c+20*e+20*f+h, a+20*c+20*d+f */ - r4 += 0x100010; /* +16, +16 */ - r5 = r1 + r2; /* d+g, b+e */ - r4 -= r5 * 5; /* c-5*d+20*e+20*f-5*g+h, a-5*b+20*c+20*d-5*e+f */ - r4 >>= 5; - r13 |= r4; /* check clipping */ - r4 &= 0xFF00FF; /* mask */ - - r5 = p_ref[4]; /* i */ - r6 = (r5 << 16); - r5 = r6 | (r2 >> 16);/* 0,i,0,g */ - r5 += r1; /* d+i, b+g */ /* r5 not free */ - r1 >>= 16; - r1 |= (r3 << 16); /* 0,f,0,d */ /* r1 has changed */ - r1 += r2; /* f+g, d+e */ - r5 += 20 * r1; /* d+20f+20g+i, b+20d+20e+g */ - r0 >>= 16; - r0 |= (r2 << 16); /* 0,e,0,c */ /* r0 has changed */ - r0 += r3; /* e+h, c+f */ - r5 += 0x100010; /* 16,16 */ - r5 -= r0 * 5; /* d-5e+20f+20g-5h+i, b-5c+20d+20e-5f+g */ - r5 >>= 5; - r13 |= r5; /* check clipping */ - r5 &= 0xFF00FF; /* mask */ - - r4 |= (r5 << 8); /* pack them together */ - *p_tmp++ = r4; - r1 = r3; - r0 = r2; - } - p_tmp += ((24 - blkwidth) >> 2); /* move to the next line */ - p_ref += ref_offset; /* ref_offset = inpitch-blkwidth; */ - - if (r13&0xFF000700) /* need clipping */ - { - /* move back to the beginning of the line */ - p_ref -= (ref_offset + blkwidth); /* input */ - p_tmp -= 6; /* intermediate output */ - tmp = (uint32)(p_ref + blkwidth); - while ((uint32)p_ref < tmp) - { - r0 = *p_ref++; - r1 = *p_ref++; - r2 = *p_ref++; - r3 = *p_ref++; - r4 = *p_ref++; - /* first pixel */ - r5 = *p_ref++; - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres = result; - /* second pixel */ - r0 = *p_ref++; - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres |= (result << 8); - /* third pixel */ - r1 = *p_ref++; - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres |= (result << 16); - /* fourth pixel */ - r2 = *p_ref++; - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - pkres |= (result << 24); - - *p_tmp++ = pkres; /* write 4 pixel */ - p_ref -= 5; - } - p_tmp += ((24 - blkwidth) >> 2); /* move to the next line */ - p_ref += ref_offset; /* ref_offset = inpitch-blkwidth; */ - } - } - - /* perform vertical interpolation */ - /* not word-aligned */ - if (((uint32)in2)&0x3) - { - CreateAlign(in2, inpitch, -2, &tmp_in[0][0], blkwidth, blkheight + 5); - in2 = &tmp_in[2][0]; - inpitch = 24; - } - - p_cur = out; - curr_offset = 1 - outpitch * (blkheight - 1); /* offset vertically up and one pixel right */ - pkres = blkheight * inpitch; /* reuse it for limit */ - - curr_offset += 3; - - for (j = 0; j < blkwidth; j += 4, in2 += 4) - { - r13 = 0; - p_ref = in2; - p_tmp8 = &(tmp_res[0][j]); /* intermediate result */ - p_tmp8 -= 24; /* compensate for the first offset */ - p_cur -= outpitch; /* compensate for the first offset */ - tmp = (uint32)(p_ref + pkres); /* limit */ - while ((uint32)p_ref < tmp) /* the loop un-rolled */ - { - /* Read 1 byte at a time is too slow, too many read and pack ops, need to call CreateAlign, */ - /*p_ref8 = p_ref-(inpitch<<1); r0 = p_ref8[0]; r1 = p_ref8[2]; - r0 |= (r1<<16); r6 = p_ref8[1]; r1 = p_ref8[3]; - r6 |= (r1<<16); p_ref+=inpitch; */ - r0 = *((uint32*)(p_ref - (inpitch << 1))); /* load 4 bytes */ - p_ref += inpitch; - r6 = (r0 >> 8) & 0xFF00FF; /* second and fourth byte */ - r0 &= 0xFF00FF; - - /*p_ref8 = p_ref+(inpitch<<1); - r1 = p_ref8[0]; r7 = p_ref8[2]; r1 |= (r7<<16); - r7 = p_ref8[1]; r2 = p_ref8[3]; r7 |= (r2<<16);*/ - r1 = *((uint32*)(p_ref + (inpitch << 1))); /* r1, r7, ref[3] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - - r0 += r1; - r6 += r7; - - /*r2 = p_ref[0]; r8 = p_ref[2]; r2 |= (r8<<16); - r8 = p_ref[1]; r1 = p_ref[3]; r8 |= (r1<<16);*/ - r2 = *((uint32*)p_ref); /* r2, r8, ref[1] */ - r8 = (r2 >> 8) & 0xFF00FF; - r2 &= 0xFF00FF; - - /*p_ref8 = p_ref-inpitch; r1 = p_ref8[0]; r7 = p_ref8[2]; - r1 |= (r7<<16); r1 += r2; r7 = p_ref8[1]; - r2 = p_ref8[3]; r7 |= (r2<<16);*/ - r1 = *((uint32*)(p_ref - inpitch)); /* r1, r7, ref[0] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r1 += r2; - - r7 += r8; - - r0 += 20 * r1; - r6 += 20 * r7; - r0 += 0x100010; - r6 += 0x100010; - - /*p_ref8 = p_ref-(inpitch<<1); r2 = p_ref8[0]; r8 = p_ref8[2]; - r2 |= (r8<<16); r8 = p_ref8[1]; r1 = p_ref8[3]; r8 |= (r1<<16);*/ - r2 = *((uint32*)(p_ref - (inpitch << 1))); /* r2, r8, ref[-1] */ - r8 = (r2 >> 8) & 0xFF00FF; - r2 &= 0xFF00FF; - - /*p_ref8 = p_ref+inpitch; r1 = p_ref8[0]; r7 = p_ref8[2]; - r1 |= (r7<<16); r1 += r2; r7 = p_ref8[1]; - r2 = p_ref8[3]; r7 |= (r2<<16);*/ - r1 = *((uint32*)(p_ref + inpitch)); /* r1, r7, ref[2] */ - r7 = (r1 >> 8) & 0xFF00FF; - r1 &= 0xFF00FF; - r1 += r2; - - r7 += r8; - - r0 -= 5 * r1; - r6 -= 5 * r7; - - r0 >>= 5; - r6 >>= 5; - /* clip */ - r13 |= r6; - r13 |= r0; - //CLIPPACK(r6,result) - /* add with horizontal results */ - r10 = *((uint32*)(p_tmp8 += 24)); - r9 = (r10 >> 8) & 0xFF00FF; - r10 &= 0xFF00FF; - - r0 += r10; - r0 += 0x10001; - r0 = (r0 >> 1) & 0xFF00FF; /* mask to 8 bytes */ - - r6 += r9; - r6 += 0x10001; - r6 = (r6 >> 1) & 0xFF00FF; /* mask to 8 bytes */ - - r0 |= (r6 << 8); /* pack it back */ - *((uint32*)(p_cur += outpitch)) = r0; - } - p_cur += curr_offset; /* offset to the next pixel */ - if (r13 & 0xFF000700) /* this column need clipping */ - { - p_cur -= 4; - for (i = 0; i < 4; i++) - { - p_ref = in2 + i; - p_tmp8 = &(tmp_res[0][j+i]); /* intermediate result */ - p_tmp8 -= 24; /* compensate for the first offset */ - p_cur -= outpitch; /* compensate for the first offset */ - tmp = (uint32)(p_ref + pkres); /* limit */ - while ((uint32)p_ref < tmp) /* the loop un-rolled */ - { - r0 = *(p_ref - (inpitch << 1)); - r1 = *(p_ref - inpitch); - r2 = *p_ref; - r3 = *(p_ref += inpitch); /* modify pointer before loading */ - r4 = *(p_ref += inpitch); - /* first pixel */ - r5 = *(p_ref += inpitch); - result = (r0 + r5); - r0 = (r1 + r4); - result -= (r0 * 5);//result -= r0; result -= (r0<<2); - r0 = (r2 + r3); - result += (r0 * 20);//result += (r0<<4); result += (r0<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - tmp_result = *(p_tmp8 += 24); /* modify pointer before loading */ - result = (result + tmp_result + 1); /* no clip */ - result = (result >> 1); - *(p_cur += outpitch) = result; - /* second pixel */ - r0 = *(p_ref += inpitch); - result = (r1 + r0); - r1 = (r2 + r5); - result -= (r1 * 5);//result -= r1; result -= (r1<<2); - r1 = (r3 + r4); - result += (r1 * 20);//result += (r1<<4); result += (r1<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - tmp_result = *(p_tmp8 += 24); /* intermediate result */ - result = (result + tmp_result + 1); /* no clip */ - result = (result >> 1); - *(p_cur += outpitch) = result; - /* third pixel */ - r1 = *(p_ref += inpitch); - result = (r2 + r1); - r2 = (r3 + r0); - result -= (r2 * 5);//result -= r2; result -= (r2<<2); - r2 = (r4 + r5); - result += (r2 * 20);//result += (r2<<4); result += (r2<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - tmp_result = *(p_tmp8 += 24); /* intermediate result */ - result = (result + tmp_result + 1); /* no clip */ - result = (result >> 1); - *(p_cur += outpitch) = result; - /* fourth pixel */ - r2 = *(p_ref += inpitch); - result = (r3 + r2); - r3 = (r4 + r1); - result -= (r3 * 5);//result -= r3; result -= (r3<<2); - r3 = (r5 + r0); - result += (r3 * 20);//result += (r3<<4); result += (r3<<2); - result = (result + 16) >> 5; - CLIP_RESULT(result) - tmp_result = *(p_tmp8 += 24); /* intermediate result */ - result = (result + tmp_result + 1); /* no clip */ - result = (result >> 1); - *(p_cur += outpitch) = result; - p_ref -= (inpitch << 1); /* move back to center of the filter of the next one */ - } - p_cur += (curr_offset - 3); - } - } - } - - return ; -} - -/* position G */ -void FullPelMC(uint8 *in, int inpitch, uint8 *out, int outpitch, - int blkwidth, int blkheight) -{ - int i, j; - int offset_in = inpitch - blkwidth; - int offset_out = outpitch - blkwidth; - uint32 temp; - uint8 byte; - - if (((uint32)in)&3) - { - for (j = blkheight; j > 0; j--) - { - for (i = blkwidth; i > 0; i -= 4) - { - temp = *in++; - byte = *in++; - temp |= (byte << 8); - byte = *in++; - temp |= (byte << 16); - byte = *in++; - temp |= (byte << 24); - - *((uint32*)out) = temp; /* write 4 bytes */ - out += 4; - } - out += offset_out; - in += offset_in; - } - } - else - { - for (j = blkheight; j > 0; j--) - { - for (i = blkwidth; i > 0; i -= 4) - { - temp = *((uint32*)in); - *((uint32*)out) = temp; - in += 4; - out += 4; - } - out += offset_out; - in += offset_in; - } - } - return ; -} - -void ChromaMotionComp(uint8 *ref, int picwidth, int picheight, - int x_pos, int y_pos, - uint8 *pred, int pred_pitch, - int blkwidth, int blkheight) -{ - int dx, dy; - int offset_dx, offset_dy; - int index; - uint8 temp[24][24]; - - dx = x_pos & 7; - dy = y_pos & 7; - offset_dx = (dx + 7) >> 3; - offset_dy = (dy + 7) >> 3; - x_pos = x_pos >> 3; /* round it to full-pel resolution */ - y_pos = y_pos >> 3; - - if ((x_pos >= 0 && x_pos + blkwidth + offset_dx <= picwidth) && (y_pos >= 0 && y_pos + blkheight + offset_dy <= picheight)) - { - ref += y_pos * picwidth + x_pos; - } - else - { - CreatePad(ref, picwidth, picheight, x_pos, y_pos, &temp[0][0], blkwidth + offset_dx, blkheight + offset_dy); - ref = &temp[0][0]; - picwidth = 24; - } - - index = offset_dx + (offset_dy << 1) + ((blkwidth << 1) & 0x7); - - (*(ChromaMC_SIMD[index]))(ref, picwidth , dx, dy, pred, pred_pitch, blkwidth, blkheight); - return ; -} - - -/* SIMD routines, unroll the loops in vertical direction, decreasing loops (things to be done) */ -void ChromaDiagonalMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - int32 r0, r1, r2, r3, result0, result1; - uint8 temp[288]; - uint8 *ref, *out; - int i, j; - int dx_8 = 8 - dx; - int dy_8 = 8 - dy; - - /* horizontal first */ - out = temp; - for (i = 0; i < blkheight + 1; i++) - { - ref = pRef; - r0 = ref[0]; - for (j = 0; j < blkwidth; j += 4) - { - r0 |= (ref[2] << 16); - result0 = dx_8 * r0; - - r1 = ref[1] | (ref[3] << 16); - result0 += dx * r1; - *(int32 *)out = result0; - - result0 = dx_8 * r1; - - r2 = ref[4]; - r0 = r0 >> 16; - r1 = r0 | (r2 << 16); - result0 += dx * r1; - *(int32 *)(out + 16) = result0; - - ref += 4; - out += 4; - r0 = r2; - } - pRef += srcPitch; - out += (32 - blkwidth); - } - -// pRef -= srcPitch*(blkheight+1); - ref = temp; - - for (j = 0; j < blkwidth; j += 4) - { - r0 = *(int32 *)ref; - r1 = *(int32 *)(ref + 16); - ref += 32; - out = pOut; - for (i = 0; i < (blkheight >> 1); i++) - { - result0 = dy_8 * r0 + 0x00200020; - r2 = *(int32 *)ref; - result0 += dy * r2; - result0 >>= 6; - result0 &= 0x00FF00FF; - r0 = r2; - - result1 = dy_8 * r1 + 0x00200020; - r3 = *(int32 *)(ref + 16); - result1 += dy * r3; - result1 >>= 6; - result1 &= 0x00FF00FF; - r1 = r3; - *(int32 *)out = result0 | (result1 << 8); - out += predPitch; - ref += 32; - - result0 = dy_8 * r0 + 0x00200020; - r2 = *(int32 *)ref; - result0 += dy * r2; - result0 >>= 6; - result0 &= 0x00FF00FF; - r0 = r2; - - result1 = dy_8 * r1 + 0x00200020; - r3 = *(int32 *)(ref + 16); - result1 += dy * r3; - result1 >>= 6; - result1 &= 0x00FF00FF; - r1 = r3; - *(int32 *)out = result0 | (result1 << 8); - out += predPitch; - ref += 32; - } - pOut += 4; - ref = temp + 4; /* since it can only iterate twice max */ - } - return; -} - -void ChromaHorizontalMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - OSCL_UNUSED_ARG(dy); - int32 r0, r1, r2, result0, result1; - uint8 *ref, *out; - int i, j; - int dx_8 = 8 - dx; - - /* horizontal first */ - for (i = 0; i < blkheight; i++) - { - ref = pRef; - out = pOut; - - r0 = ref[0]; - for (j = 0; j < blkwidth; j += 4) - { - r0 |= (ref[2] << 16); - result0 = dx_8 * r0 + 0x00040004; - - r1 = ref[1] | (ref[3] << 16); - result0 += dx * r1; - result0 >>= 3; - result0 &= 0x00FF00FF; - - result1 = dx_8 * r1 + 0x00040004; - - r2 = ref[4]; - r0 = r0 >> 16; - r1 = r0 | (r2 << 16); - result1 += dx * r1; - result1 >>= 3; - result1 &= 0x00FF00FF; - - *(int32 *)out = result0 | (result1 << 8); - - ref += 4; - out += 4; - r0 = r2; - } - - pRef += srcPitch; - pOut += predPitch; - } - return; -} - -void ChromaVerticalMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - OSCL_UNUSED_ARG(dx); - int32 r0, r1, r2, r3, result0, result1; - int i, j; - uint8 *ref, *out; - int dy_8 = 8 - dy; - /* vertical first */ - for (i = 0; i < blkwidth; i += 4) - { - ref = pRef; - out = pOut; - - r0 = ref[0] | (ref[2] << 16); - r1 = ref[1] | (ref[3] << 16); - ref += srcPitch; - for (j = 0; j < blkheight; j++) - { - result0 = dy_8 * r0 + 0x00040004; - r2 = ref[0] | (ref[2] << 16); - result0 += dy * r2; - result0 >>= 3; - result0 &= 0x00FF00FF; - r0 = r2; - - result1 = dy_8 * r1 + 0x00040004; - r3 = ref[1] | (ref[3] << 16); - result1 += dy * r3; - result1 >>= 3; - result1 &= 0x00FF00FF; - r1 = r3; - *(int32 *)out = result0 | (result1 << 8); - ref += srcPitch; - out += predPitch; - } - pOut += 4; - pRef += 4; - } - return; -} - -void ChromaDiagonalMC2_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - OSCL_UNUSED_ARG(blkwidth); - int32 r0, r1, temp0, temp1, result; - int32 temp[9]; - int32 *out; - int i, r_temp; - int dy_8 = 8 - dy; - - /* horizontal first */ - out = temp; - for (i = 0; i < blkheight + 1; i++) - { - r_temp = pRef[1]; - temp0 = (pRef[0] << 3) + dx * (r_temp - pRef[0]); - temp1 = (r_temp << 3) + dx * (pRef[2] - r_temp); - r0 = temp0 | (temp1 << 16); - *out++ = r0; - pRef += srcPitch; - } - - pRef -= srcPitch * (blkheight + 1); - - out = temp; - - r0 = *out++; - - for (i = 0; i < blkheight; i++) - { - result = dy_8 * r0 + 0x00200020; - r1 = *out++; - result += dy * r1; - result >>= 6; - result &= 0x00FF00FF; - *(int16 *)pOut = (result >> 8) | (result & 0xFF); - r0 = r1; - pOut += predPitch; - } - return; -} - -void ChromaHorizontalMC2_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - OSCL_UNUSED_ARG(dy); - OSCL_UNUSED_ARG(blkwidth); - int i, temp, temp0, temp1; - - /* horizontal first */ - for (i = 0; i < blkheight; i++) - { - temp = pRef[1]; - temp0 = ((pRef[0] << 3) + dx * (temp - pRef[0]) + 4) >> 3; - temp1 = ((temp << 3) + dx * (pRef[2] - temp) + 4) >> 3; - - *(int16 *)pOut = temp0 | (temp1 << 8); - pRef += srcPitch; - pOut += predPitch; - - } - return; -} -void ChromaVerticalMC2_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - OSCL_UNUSED_ARG(dx); - OSCL_UNUSED_ARG(blkwidth); - int32 r0, r1, result; - int i; - int dy_8 = 8 - dy; - r0 = pRef[0] | (pRef[1] << 16); - pRef += srcPitch; - for (i = 0; i < blkheight; i++) - { - result = dy_8 * r0 + 0x00040004; - r1 = pRef[0] | (pRef[1] << 16); - result += dy * r1; - result >>= 3; - result &= 0x00FF00FF; - *(int16 *)pOut = (result >> 8) | (result & 0xFF); - r0 = r1; - pRef += srcPitch; - pOut += predPitch; - } - return; -} - -void ChromaFullMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy, - uint8 *pOut, int predPitch, int blkwidth, int blkheight) -{ - OSCL_UNUSED_ARG(dx); - OSCL_UNUSED_ARG(dy); - int i, j; - int offset_in = srcPitch - blkwidth; - int offset_out = predPitch - blkwidth; - uint16 temp; - uint8 byte; - - if (((uint32)pRef)&1) - { - for (j = blkheight; j > 0; j--) - { - for (i = blkwidth; i > 0; i -= 2) - { - temp = *pRef++; - byte = *pRef++; - temp |= (byte << 8); - *((uint16*)pOut) = temp; /* write 2 bytes */ - pOut += 2; - } - pOut += offset_out; - pRef += offset_in; - } - } - else - { - for (j = blkheight; j > 0; j--) - { - for (i = blkwidth; i > 0; i -= 2) - { - temp = *((uint16*)pRef); - *((uint16*)pOut) = temp; - pRef += 2; - pOut += 2; - } - pOut += offset_out; - pRef += offset_in; - } - } - return ; -} diff --git a/media/libstagefright/codecs/avc/dec/src/pred_intra.cpp b/media/libstagefright/codecs/avc/dec/src/pred_intra.cpp deleted file mode 100644 index 0b613a4..0000000 --- a/media/libstagefright/codecs/avc/dec/src/pred_intra.cpp +++ /dev/null @@ -1,1786 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#include "avcdec_lib.h" - -#define CLIP_COMP *comp++ = (uint8)(((uint)temp>0xFF)? 0xFF&(~(temp>>31)): temp) -#define CLIP_RESULT(x) if((uint)x > 0xFF){ \ - x = 0xFF & (~(x>>31));} - - -/* We should combine the Intra4x4 functions with residual decoding and compensation */ -AVCStatus IntraMBPrediction(AVCCommonObj *video) -{ - int component, SubBlock_indx, temp; - AVCStatus status; - AVCMacroblock *currMB = video->currMB; - AVCPictureData *currPic = video->currPic; - uint8 *curL, *curCb, *curCr; - uint8 *comp; - int block_x, block_y, offset; - int16 *dataBlock = video->block; - uint8 *predCb, *predCr; -#ifdef USE_PRED_BLOCK - uint8 *pred; -#endif - int pitch = currPic->pitch; - uint32 cbp4x4 = video->cbp4x4; - - offset = (video->mb_y << 4) * pitch + (video->mb_x << 4); - curL = currPic->Sl + offset; - -#ifdef USE_PRED_BLOCK - video->pred_block = video->pred + 84; /* point to separate prediction memory */ - pred = video->pred_block; - video->pred_pitch = 20; -#else - video->pred_block = curL; /* point directly to the frame buffer */ - video->pred_pitch = pitch; -#endif - - if (currMB->mbMode == AVC_I4) - { - /* luminance first */ - block_x = block_y = 0; - for (component = 0; component < 4; component++) - { - block_x = ((component & 1) << 1); - block_y = ((component >> 1) << 1); - comp = curL;// + (block_x<<2) + (block_y<<2)*currPic->pitch; - - for (SubBlock_indx = 0; SubBlock_indx < 4; SubBlock_indx++) - { - status = Intra_4x4(video, block_x, block_y, comp); - if (status != AVC_SUCCESS) - { - return status; - } - /* transform following the 4x4 prediction, can't be SIMD - with other blocks. */ -#ifdef USE_PRED_BLOCK - if (cbp4x4&(1 << ((block_y << 2) + block_x))) - { - itrans(dataBlock, pred, pred, 20); - } -#else - if (cbp4x4&(1 << ((block_y << 2) + block_x))) - { - itrans(dataBlock, comp, comp, pitch); - } -#endif - temp = SubBlock_indx & 1; - if (temp) - { - block_y++; - block_x--; - dataBlock += 60; -#ifdef USE_PRED_BLOCK - pred += 76; -#else - comp += ((pitch << 2) - 4); -#endif - } - else - { - block_x++; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - pred += 4; -#else - comp += 4; -#endif - } - } - if (component&1) - { -#ifdef USE_PRED_BLOCK - pred -= 8; -#else - curL += (pitch << 3) - 8; -#endif - dataBlock -= 8; - } - else - { -#ifdef USE_PRED_BLOCK - pred -= 152; -#else - curL += 8; -#endif - dataBlock -= 120; - } - } - cbp4x4 >>= 16; - } - else /* AVC_I16 */ - { -#ifdef MB_BASED_DEBLOCK - video->pintra_pred_top = video->intra_pred_top + (video->mb_x << 4); - video->pintra_pred_left = video->intra_pred_left + 1; - video->intra_pred_topleft = video->intra_pred_left[0]; - pitch = 1; -#else - video->pintra_pred_top = curL - pitch; - video->pintra_pred_left = curL - 1; - if (video->mb_y) - { - video->intra_pred_topleft = *(curL - pitch - 1); - } -#endif - switch (currMB->i16Mode) - { - case AVC_I16_Vertical: /* Intra_16x16_Vertical */ - /* check availability of top */ - if (video->intraAvailB) - { - Intra_16x16_Vertical(video); - } - else - { - return AVC_FAIL; - } - break; - case AVC_I16_Horizontal: /* Intra_16x16_Horizontal */ - /* check availability of left */ - if (video->intraAvailA) - { - Intra_16x16_Horizontal(video, pitch); - } - else - { - return AVC_FAIL; - } - break; - case AVC_I16_DC: /* Intra_16x16_DC */ - Intra_16x16_DC(video, pitch); - break; - case AVC_I16_Plane: /* Intra_16x16_Plane */ - if (video->intraAvailA && video->intraAvailB && video->intraAvailD) - { - Intra_16x16_Plane(video, pitch); - } - else - { - return AVC_FAIL; - } - break; - default: - break; - } - - pitch = currPic->pitch; - - /* transform */ - /* can go in raster scan order now */ - /* can be done in SIMD, */ - for (block_y = 4; block_y > 0; block_y--) - { - for (block_x = 4; block_x > 0; block_x--) - { -#ifdef USE_PRED_BLOCK - if (cbp4x4&1) - { - itrans(dataBlock, pred, pred, 20); - } -#else - if (cbp4x4&1) - { - itrans(dataBlock, curL, curL, pitch); - } -#endif - cbp4x4 >>= 1; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - pred += 4; -#else - curL += 4; -#endif - } - dataBlock += 48; -#ifdef USE_PRED_BLOCK - pred += 64; -#else - curL += ((pitch << 2) - 16); -#endif - } - } - - offset = (offset >> 2) + (video->mb_x << 2); //((video->mb_y << 3)* pitch + (video->mb_x << 3)); - curCb = currPic->Scb + offset; - curCr = currPic->Scr + offset; - -#ifdef MB_BASED_DEBLOCK - video->pintra_pred_top_cb = video->intra_pred_top_cb + (video->mb_x << 3); - video->pintra_pred_left_cb = video->intra_pred_left_cb + 1; - video->intra_pred_topleft_cb = video->intra_pred_left_cb[0]; - video->pintra_pred_top_cr = video->intra_pred_top_cr + (video->mb_x << 3); - video->pintra_pred_left_cr = video->intra_pred_left_cr + 1; - video->intra_pred_topleft_cr = video->intra_pred_left_cr[0]; - pitch = 1; -#else - pitch >>= 1; - video->pintra_pred_top_cb = curCb - pitch; - video->pintra_pred_left_cb = curCb - 1; - video->pintra_pred_top_cr = curCr - pitch; - video->pintra_pred_left_cr = curCr - 1; - - if (video->mb_y) - { - video->intra_pred_topleft_cb = *(curCb - pitch - 1); - video->intra_pred_topleft_cr = *(curCr - pitch - 1); - } -#endif - -#ifdef USE_PRED_BLOCK - predCb = video->pred + 452; - predCr = predCb + 144; - video->pred_pitch = 12; -#else - predCb = curCb; - predCr = curCr; - video->pred_pitch = currPic->pitch >> 1; -#endif - /* chrominance */ - switch (currMB->intra_chroma_pred_mode) - { - case AVC_IC_DC: /* Intra_Chroma_DC */ - Intra_Chroma_DC(video, pitch, predCb, predCr); - break; - case AVC_IC_Horizontal: /* Intra_Chroma_Horizontal */ - if (video->intraAvailA) - { - /* check availability of left */ - Intra_Chroma_Horizontal(video, pitch, predCb, predCr); - } - else - { - return AVC_FAIL; - } - break; - case AVC_IC_Vertical: /* Intra_Chroma_Vertical */ - if (video->intraAvailB) - { - /* check availability of top */ - Intra_Chroma_Vertical(video, predCb, predCr); - } - else - { - return AVC_FAIL; - } - break; - case AVC_IC_Plane: /* Intra_Chroma_Plane */ - if (video->intraAvailA && video->intraAvailB && video->intraAvailD) - { - /* check availability of top and left */ - Intra_Chroma_Plane(video, pitch, predCb, predCr); - } - else - { - return AVC_FAIL; - } - break; - default: - break; - } - - /* transform, done in raster scan manner */ - pitch = currPic->pitch >> 1; - - for (block_y = 2; block_y > 0; block_y--) - { - for (block_x = 2; block_x > 0; block_x--) - { -#ifdef USE_PRED_BLOCK - if (cbp4x4&1) - { - ictrans(dataBlock, predCb, predCb, 12); - } -#else - if (cbp4x4&1) - { - ictrans(dataBlock, curCb, curCb, pitch); - } -#endif - cbp4x4 >>= 1; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - predCb += 4; -#else - curCb += 4; -#endif - } - for (block_x = 2; block_x > 0; block_x--) - { -#ifdef USE_PRED_BLOCK - if (cbp4x4&1) - { - ictrans(dataBlock, predCr, predCr, 12); - } -#else - if (cbp4x4&1) - { - ictrans(dataBlock, curCr, curCr, pitch); - } -#endif - cbp4x4 >>= 1; - dataBlock += 4; -#ifdef USE_PRED_BLOCK - predCr += 4; -#else - curCr += 4; -#endif - } - dataBlock += 48; -#ifdef USE_PRED_BLOCK - predCb += 40; - predCr += 40; -#else - curCb += ((pitch << 2) - 8); - curCr += ((pitch << 2) - 8); -#endif - } - -#ifdef MB_BASED_DEBLOCK - SaveNeighborForIntraPred(video, offset); -#endif - return AVC_SUCCESS; -} - -#ifdef MB_BASED_DEBLOCK -void SaveNeighborForIntraPred(AVCCommonObj *video, int offset) -{ - AVCPictureData *currPic = video->currPic; - int pitch; - uint8 *pred, *predCb, *predCr; - uint8 *tmp_ptr, tmp_byte; - uint32 tmp_word; - int mb_x = video->mb_x; - - /* save the value for intra prediction */ -#ifdef USE_PRED_BLOCK - pitch = 20; - pred = video->pred + 384; /* bottom line for Y */ - predCb = pred + 152; /* bottom line for Cb */ - predCr = predCb + 144; /* bottom line for Cr */ -#else - pitch = currPic->pitch; - tmp_word = offset + (pitch << 2) - (pitch >> 1); - predCb = currPic->Scb + tmp_word;/* bottom line for Cb */ - predCr = currPic->Scr + tmp_word;/* bottom line for Cr */ - - offset = (offset << 2) - (mb_x << 4); - pred = currPic->Sl + offset + (pitch << 4) - pitch;/* bottom line for Y */ - -#endif - - video->intra_pred_topleft = video->intra_pred_top[(mb_x<<4)+15]; - video->intra_pred_topleft_cb = video->intra_pred_top_cb[(mb_x<<3)+7]; - video->intra_pred_topleft_cr = video->intra_pred_top_cr[(mb_x<<3)+7]; - - /* then copy to video->intra_pred_top, intra_pred_top_cb, intra_pred_top_cr */ - /*memcpy(video->intra_pred_top + (mb_x<<4), pred, 16); - memcpy(video->intra_pred_top_cb + (mb_x<<3), predCb, 8); - memcpy(video->intra_pred_top_cr + (mb_x<<3), predCr, 8);*/ - tmp_ptr = video->intra_pred_top + (mb_x << 4); - *((uint32*)tmp_ptr) = *((uint32*)pred); - *((uint32*)(tmp_ptr + 4)) = *((uint32*)(pred + 4)); - *((uint32*)(tmp_ptr + 8)) = *((uint32*)(pred + 8)); - *((uint32*)(tmp_ptr + 12)) = *((uint32*)(pred + 12)); - tmp_ptr = video->intra_pred_top_cb + (mb_x << 3); - *((uint32*)tmp_ptr) = *((uint32*)predCb); - *((uint32*)(tmp_ptr + 4)) = *((uint32*)(predCb + 4)); - tmp_ptr = video->intra_pred_top_cr + (mb_x << 3); - *((uint32*)tmp_ptr) = *((uint32*)predCr); - *((uint32*)(tmp_ptr + 4)) = *((uint32*)(predCr + 4)); - - - /* now save last column */ -#ifdef USE_PRED_BLOCK - pred = video->pred + 99; /* last column*/ -#else - pred -= ((pitch << 4) - pitch - 15); /* last column */ -#endif - tmp_ptr = video->intra_pred_left; - tmp_word = video->intra_pred_topleft; - tmp_byte = *(pred); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)tmp_ptr) = tmp_word; - tmp_word = *(pred += pitch); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)(tmp_ptr += 4)) = tmp_word; - tmp_word = *(pred += pitch); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)(tmp_ptr += 4)) = tmp_word; - tmp_word = *(pred += pitch); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(pred += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)(tmp_ptr += 4)) = tmp_word; - *(tmp_ptr += 4) = *(pred += pitch); - - /* now for Cb */ -#ifdef USE_PRED_BLOCK - predCb = video->pred + 459; - pitch = 12; -#else - pitch >>= 1; - predCb -= (7 * pitch - 7); -#endif - tmp_ptr = video->intra_pred_left_cb; - tmp_word = video->intra_pred_topleft_cb; - tmp_byte = *(predCb); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(predCb += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(predCb += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)tmp_ptr) = tmp_word; - tmp_word = *(predCb += pitch); - tmp_byte = *(predCb += pitch); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(predCb += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(predCb += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)(tmp_ptr += 4)) = tmp_word; - *(tmp_ptr += 4) = *(predCb += pitch); - - /* now for Cr */ -#ifdef USE_PRED_BLOCK - predCr = video->pred + 603; -#else - predCr -= (7 * pitch - 7); -#endif - tmp_ptr = video->intra_pred_left_cr; - tmp_word = video->intra_pred_topleft_cr; - tmp_byte = *(predCr); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(predCr += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(predCr += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)tmp_ptr) = tmp_word; - tmp_word = *(predCr += pitch); - tmp_byte = *(predCr += pitch); - tmp_word |= (tmp_byte << 8); - tmp_byte = *(predCr += pitch); - tmp_word |= (tmp_byte << 16); - tmp_byte = *(predCr += pitch); - tmp_word |= (tmp_byte << 24); - *((uint32*)(tmp_ptr += 4)) = tmp_word; - *(tmp_ptr += 4) = *(predCr += pitch); - - return ; -} -#endif /* MB_BASED_DEBLOCK */ - -AVCStatus Intra_4x4(AVCCommonObj *video, int block_x, int block_y, uint8 *comp) -{ - AVCMacroblock *currMB = video->currMB; - int block_offset; - AVCNeighborAvailability availability; - int pitch = video->currPic->pitch; - -#ifdef USE_PRED_BLOCK - block_offset = (block_y * 80) + (block_x << 2); -#else - block_offset = (block_y << 2) * pitch + (block_x << 2); -#endif - -#ifdef MB_BASED_DEBLOCK - /* boundary blocks use video->pred_intra_top, pred_intra_left, pred_intra_topleft */ - if (!block_x) - { - video->pintra_pred_left = video->intra_pred_left + 1 + (block_y << 2); - pitch = 1; - } - else - { - video->pintra_pred_left = video->pred_block + block_offset - 1; - pitch = video->pred_pitch; - } - - if (!block_y) - { - video->pintra_pred_top = video->intra_pred_top + (block_x << 2) + (video->mb_x << 4); - } - else - { - video->pintra_pred_top = video->pred_block + block_offset - video->pred_pitch; - } - - if (!block_x) - { - video->intra_pred_topleft = video->intra_pred_left[block_y<<2]; - } - else if (!block_y) - { - video->intra_pred_topleft = video->intra_pred_top[(video->mb_x<<4)+(block_x<<2)-1]; - } - else - { - video->intra_pred_topleft = video->pred_block[block_offset - video->pred_pitch - 1]; - } - -#else - /* normal case */ - video->pintra_pred_top = comp - pitch; - video->pintra_pred_left = comp - 1; - if (video->mb_y || block_y) - { - video->intra_pred_topleft = *(comp - pitch - 1); - } -#endif - - switch (currMB->i4Mode[(block_y << 2) + block_x]) - { - case AVC_I4_Vertical: /* Intra_4x4_Vertical */ - if (block_y > 0 || video->intraAvailB)/* to prevent out-of-bound access*/ - { - Intra_4x4_Vertical(video, block_offset); - } - else - { - return AVC_FAIL; - } - break; - - case AVC_I4_Horizontal: /* Intra_4x4_Horizontal */ - if (block_x || video->intraAvailA) /* to prevent out-of-bound access */ - { - Intra_4x4_Horizontal(video, pitch, block_offset); - } - else - { - return AVC_FAIL; - } - break; - - case AVC_I4_DC: /* Intra_4x4_DC */ - availability.left = TRUE; - availability.top = TRUE; - if (!block_y) - { /* check availability up */ - availability.top = video->intraAvailB ; - } - if (!block_x) - { /* check availability left */ - availability.left = video->intraAvailA ; - } - Intra_4x4_DC(video, pitch, block_offset, &availability); - break; - - case AVC_I4_Diagonal_Down_Left: /* Intra_4x4_Diagonal_Down_Left */ - /* lookup table will be more appropriate for this case */ - if (block_y == 0 && !video->intraAvailB) - { - return AVC_FAIL; - } - - availability.top_right = BlkTopRight[(block_y<<2) + block_x]; - - if (availability.top_right == 2) - { - availability.top_right = video->intraAvailB; - } - else if (availability.top_right == 3) - { - availability.top_right = video->intraAvailC; - } - - Intra_4x4_Down_Left(video, block_offset, &availability); - break; - - case AVC_I4_Diagonal_Down_Right: /* Intra_4x4_Diagonal_Down_Right */ - if ((block_y && block_x) /* to prevent out-of-bound access */ - || (block_y && video->intraAvailA) - || (block_x && video->intraAvailB) - || (video->intraAvailA && video->intraAvailD && video->intraAvailB)) - { - Intra_4x4_Diagonal_Down_Right(video, pitch, block_offset); - } - else - { - return AVC_FAIL; - } - break; - - case AVC_I4_Vertical_Right: /* Intra_4x4_Vertical_Right */ - if ((block_y && block_x) /* to prevent out-of-bound access */ - || (block_y && video->intraAvailA) - || (block_x && video->intraAvailB) - || (video->intraAvailA && video->intraAvailD && video->intraAvailB)) - { - Intra_4x4_Diagonal_Vertical_Right(video, pitch, block_offset); - } - else - { - return AVC_FAIL; - } - break; - - case AVC_I4_Horizontal_Down: /* Intra_4x4_Horizontal_Down */ - if ((block_y && block_x) /* to prevent out-of-bound access */ - || (block_y && video->intraAvailA) - || (block_x && video->intraAvailB) - || (video->intraAvailA && video->intraAvailD && video->intraAvailB)) - { - Intra_4x4_Diagonal_Horizontal_Down(video, pitch, block_offset); - } - else - { - return AVC_FAIL; - } - break; - - case AVC_I4_Vertical_Left: /* Intra_4x4_Vertical_Left */ - /* lookup table may be more appropriate for this case */ - if (block_y == 0 && !video->intraAvailB) - { - return AVC_FAIL; - } - - availability.top_right = BlkTopRight[(block_y<<2) + block_x]; - - if (availability.top_right == 2) - { - availability.top_right = video->intraAvailB; - } - else if (availability.top_right == 3) - { - availability.top_right = video->intraAvailC; - } - - Intra_4x4_Vertical_Left(video, block_offset, &availability); - break; - - case AVC_I4_Horizontal_Up: /* Intra_4x4_Horizontal_Up */ - if (block_x || video->intraAvailA) - { - Intra_4x4_Horizontal_Up(video, pitch, block_offset); - } - else - { - return AVC_FAIL; - } - break; - - - default: - - break; - } - - return AVC_SUCCESS; -} - - -/* =============================== BEGIN 4x4 -MODES======================================*/ -void Intra_4x4_Vertical(AVCCommonObj *video, int block_offset) -{ - uint8 *comp_ref = video->pintra_pred_top; - uint32 temp; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - /*P = (int) *comp_ref++; - Q = (int) *comp_ref++; - R = (int) *comp_ref++; - S = (int) *comp_ref++; - temp = S|(R<<8)|(Q<<16)|(P<<24);*/ - temp = *((uint32*)comp_ref); - - *((uint32*)pred) = temp; /* write 4 at a time */ - pred += pred_pitch; - *((uint32*)pred) = temp; - pred += pred_pitch; - *((uint32*)pred) = temp; - pred += pred_pitch; - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_Horizontal(AVCCommonObj *video, int pitch, int block_offset) -{ - uint8 *comp_ref = video->pintra_pred_left; - uint32 temp; - int P; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - P = *comp_ref; - temp = P | (P << 8); - temp = temp | (temp << 16); - *((uint32*)pred) = temp; - pred += pred_pitch; - comp_ref += pitch; - P = *comp_ref; - temp = P | (P << 8); - temp = temp | (temp << 16); - *((uint32*)pred) = temp; - pred += pred_pitch; - comp_ref += pitch; - P = *comp_ref; - temp = P | (P << 8); - temp = temp | (temp << 16); - *((uint32*)pred) = temp; - pred += pred_pitch; - comp_ref += pitch; - P = *comp_ref; - temp = P | (P << 8); - temp = temp | (temp << 16); - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_DC(AVCCommonObj *video, int pitch, int block_offset, - AVCNeighborAvailability *availability) -{ - uint8 *comp_ref = video->pintra_pred_left; - uint32 temp; - int DC; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - if (availability->left) - { - DC = *comp_ref; - comp_ref += pitch; - DC += *comp_ref; - comp_ref += pitch; - DC += *comp_ref; - comp_ref += pitch; - DC += *comp_ref; - comp_ref = video->pintra_pred_top; - - if (availability->top) - { - DC = (comp_ref[0] + comp_ref[1] + comp_ref[2] + comp_ref[3] + DC + 4) >> 3; - } - else - { - DC = (DC + 2) >> 2; - - } - } - else if (availability->top) - { - comp_ref = video->pintra_pred_top; - DC = (comp_ref[0] + comp_ref[1] + comp_ref[2] + comp_ref[3] + 2) >> 2; - - } - else - { - DC = 128; - } - - temp = DC | (DC << 8); - temp = temp | (temp << 16); - *((uint32*)pred) = temp; - pred += pred_pitch; - *((uint32*)pred) = temp; - pred += pred_pitch; - *((uint32*)pred) = temp; - pred += pred_pitch; - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_Down_Left(AVCCommonObj *video, int block_offset, - AVCNeighborAvailability *availability) -{ - uint8 *comp_refx = video->pintra_pred_top; - uint32 temp; - int r0, r1, r2, r3, r4, r5, r6, r7; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - r0 = *comp_refx++; - r1 = *comp_refx++; - r2 = *comp_refx++; - r3 = *comp_refx++; - if (availability->top_right) - { - r4 = *comp_refx++; - r5 = *comp_refx++; - r6 = *comp_refx++; - r7 = *comp_refx++; - } - else - { - r4 = r3; - r5 = r3; - r6 = r3; - r7 = r3; - } - - r0 += (r1 << 1); - r0 += r2; - r0 += 2; - r0 >>= 2; - r1 += (r2 << 1); - r1 += r3; - r1 += 2; - r1 >>= 2; - r2 += (r3 << 1); - r2 += r4; - r2 += 2; - r2 >>= 2; - r3 += (r4 << 1); - r3 += r5; - r3 += 2; - r3 >>= 2; - r4 += (r5 << 1); - r4 += r6; - r4 += 2; - r4 >>= 2; - r5 += (r6 << 1); - r5 += r7; - r5 += 2; - r5 >>= 2; - r6 += (3 * r7); - r6 += 2; - r6 >>= 2; - - temp = r0 | (r1 << 8); - temp |= (r2 << 16); - temp |= (r3 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = (temp >> 8) | (r4 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = (temp >> 8) | (r5 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = (temp >> 8) | (r6 << 24); - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_Diagonal_Down_Right(AVCCommonObj *video, int pitch, int - block_offset) -{ - uint8 *comp_refx = video->pintra_pred_top; - uint8 *comp_refy = video->pintra_pred_left; - uint32 temp; - int P_x, Q_x, R_x, P_y, Q_y, R_y, D; - int x0, x1, x2; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - temp = *((uint32*)comp_refx); /* read 4 bytes */ - x0 = temp & 0xFF; - x1 = (temp >> 8) & 0xFF; - x2 = (temp >> 16) & 0xFF; - - Q_x = (x0 + 2 * x1 + x2 + 2) >> 2; - R_x = (x1 + 2 * x2 + (temp >> 24) + 2) >> 2; - - x2 = video->intra_pred_topleft; /* re-use x2 instead of y0 */ - P_x = (x2 + 2 * x0 + x1 + 2) >> 2; - - x1 = *comp_refy; - comp_refy += pitch; /* re-use x1 instead of y1 */ - D = (x0 + 2 * x2 + x1 + 2) >> 2; - - x0 = *comp_refy; - comp_refy += pitch; /* re-use x0 instead of y2 */ - P_y = (x2 + 2 * x1 + x0 + 2) >> 2; - - x2 = *comp_refy; - comp_refy += pitch; /* re-use x2 instead of y3 */ - Q_y = (x1 + 2 * x0 + x2 + 2) >> 2; - - x1 = *comp_refy; /* re-use x1 instead of y4 */ - R_y = (x0 + 2 * x2 + x1 + 2) >> 2; - - /* we can pack these */ - temp = D | (P_x << 8); //[D P_x Q_x R_x] - //[P_y D P_x Q_x] - temp |= (Q_x << 16); //[Q_y P_y D P_x] - temp |= (R_x << 24); //[R_y Q_y P_y D ] - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = P_y | (D << 8); - temp |= (P_x << 16); - temp |= (Q_x << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = Q_y | (P_y << 8); - temp |= (D << 16); - temp |= (P_x << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = R_y | (Q_y << 8); - temp |= (P_y << 16); - temp |= (D << 24); - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_Diagonal_Vertical_Right(AVCCommonObj *video, int pitch, int block_offset) -{ - uint8 *comp_refx = video->pintra_pred_top; - uint8 *comp_refy = video->pintra_pred_left; - uint32 temp; - int P0, Q0, R0, S0, P1, Q1, R1, P2, Q2, D; - int x0, x1, x2; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - x0 = *comp_refx++; - x1 = *comp_refx++; - Q0 = x0 + x1 + 1; - - x2 = *comp_refx++; - R0 = x1 + x2 + 1; - - x1 = *comp_refx++; /* reuse x1 instead of x3 */ - S0 = x2 + x1 + 1; - - x1 = video->intra_pred_topleft; /* reuse x1 instead of y0 */ - P0 = x1 + x0 + 1; - - x2 = *comp_refy; - comp_refy += pitch; /* reuse x2 instead of y1 */ - D = (x2 + 2 * x1 + x0 + 2) >> 2; - - P1 = (P0 + Q0) >> 2; - Q1 = (Q0 + R0) >> 2; - R1 = (R0 + S0) >> 2; - - P0 >>= 1; - Q0 >>= 1; - R0 >>= 1; - S0 >>= 1; - - x0 = *comp_refy; - comp_refy += pitch; /* reuse x0 instead of y2 */ - P2 = (x1 + 2 * x2 + x0 + 2) >> 2; - x1 = *comp_refy; - comp_refy += pitch; /* reuse x1 instead of y3 */ - Q2 = (x2 + 2 * x0 + x1 + 2) >> 2; - - temp = P0 | (Q0 << 8); //[P0 Q0 R0 S0] - //[D P1 Q1 R1] - temp |= (R0 << 16); //[P2 P0 Q0 R0] - temp |= (S0 << 24); //[Q2 D P1 Q1] - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = D | (P1 << 8); - temp |= (Q1 << 16); - temp |= (R1 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = P2 | (P0 << 8); - temp |= (Q0 << 16); - temp |= (R0 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = Q2 | (D << 8); - temp |= (P1 << 16); - temp |= (Q1 << 24); - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_Diagonal_Horizontal_Down(AVCCommonObj *video, int pitch, - int block_offset) -{ - uint8 *comp_refx = video->pintra_pred_top; - uint8 *comp_refy = video->pintra_pred_left; - uint32 temp; - int P0, Q0, R0, S0, P1, Q1, R1, P2, Q2, D; - int x0, x1, x2; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - x0 = *comp_refx++; - x1 = *comp_refx++; - x2 = *comp_refx++; - Q2 = (x0 + 2 * x1 + x2 + 2) >> 2; - - x2 = video->intra_pred_topleft; /* reuse x2 instead of y0 */ - P2 = (x2 + 2 * x0 + x1 + 2) >> 2; - - x1 = *comp_refy; - comp_refy += pitch; /* reuse x1 instead of y1 */ - D = (x1 + 2 * x2 + x0 + 2) >> 2; - P0 = x2 + x1 + 1; - - x0 = *comp_refy; - comp_refy += pitch; /* reuse x0 instead of y2 */ - Q0 = x1 + x0 + 1; - - x1 = *comp_refy; - comp_refy += pitch; /* reuse x1 instead of y3 */ - R0 = x0 + x1 + 1; - - x2 = *comp_refy; /* reuse x2 instead of y4 */ - S0 = x1 + x2 + 1; - - P1 = (P0 + Q0) >> 2; - Q1 = (Q0 + R0) >> 2; - R1 = (R0 + S0) >> 2; - - P0 >>= 1; - Q0 >>= 1; - R0 >>= 1; - S0 >>= 1; - - - /* we can pack these */ - temp = P0 | (D << 8); //[P0 D P2 Q2] - //[Q0 P1 P0 D ] - temp |= (P2 << 16); //[R0 Q1 Q0 P1] - temp |= (Q2 << 24); //[S0 R1 R0 Q1] - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = Q0 | (P1 << 8); - temp |= (P0 << 16); - temp |= (D << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = R0 | (Q1 << 8); - temp |= (Q0 << 16); - temp |= (P1 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = S0 | (R1 << 8); - temp |= (R0 << 16); - temp |= (Q1 << 24); - *((uint32*)pred) = temp; - - return ; -} - -void Intra_4x4_Vertical_Left(AVCCommonObj *video, int block_offset, AVCNeighborAvailability *availability) -{ - uint8 *comp_refx = video->pintra_pred_top; - uint32 temp1, temp2; - int x0, x1, x2, x3, x4, x5, x6; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - x0 = *comp_refx++; - x1 = *comp_refx++; - x2 = *comp_refx++; - x3 = *comp_refx++; - if (availability->top_right) - { - x4 = *comp_refx++; - x5 = *comp_refx++; - x6 = *comp_refx++; - } - else - { - x4 = x3; - x5 = x3; - x6 = x3; - } - - x0 += x1 + 1; - x1 += x2 + 1; - x2 += x3 + 1; - x3 += x4 + 1; - x4 += x5 + 1; - x5 += x6 + 1; - - temp1 = (x0 >> 1); - temp1 |= ((x1 >> 1) << 8); - temp1 |= ((x2 >> 1) << 16); - temp1 |= ((x3 >> 1) << 24); - - *((uint32*)pred) = temp1; - pred += pred_pitch; - - temp2 = ((x0 + x1) >> 2); - temp2 |= (((x1 + x2) >> 2) << 8); - temp2 |= (((x2 + x3) >> 2) << 16); - temp2 |= (((x3 + x4) >> 2) << 24); - - *((uint32*)pred) = temp2; - pred += pred_pitch; - - temp1 = (temp1 >> 8) | ((x4 >> 1) << 24); /* rotate out old value */ - *((uint32*)pred) = temp1; - pred += pred_pitch; - - temp2 = (temp2 >> 8) | (((x4 + x5) >> 2) << 24); /* rotate out old value */ - *((uint32*)pred) = temp2; - pred += pred_pitch; - - return ; -} - -void Intra_4x4_Horizontal_Up(AVCCommonObj *video, int pitch, int block_offset) -{ - uint8 *comp_refy = video->pintra_pred_left; - uint32 temp; - int Q0, R0, Q1, D0, D1, P0, P1; - int y0, y1, y2, y3; - uint8 *pred = video->pred_block + block_offset; - int pred_pitch = video->pred_pitch; - - y0 = *comp_refy; - comp_refy += pitch; - y1 = *comp_refy; - comp_refy += pitch; - y2 = *comp_refy; - comp_refy += pitch; - y3 = *comp_refy; - - Q0 = (y1 + y2 + 1) >> 1; - Q1 = (y1 + (y2 << 1) + y3 + 2) >> 2; - P0 = ((y0 + y1 + 1) >> 1); - P1 = ((y0 + (y1 << 1) + y2 + 2) >> 2); - - temp = P0 | (P1 << 8); // [P0 P1 Q0 Q1] - temp |= (Q0 << 16); // [Q0 Q1 R0 DO] - temp |= (Q1 << 24); // [R0 D0 D1 D1] - *((uint32*)pred) = temp; // [D1 D1 D1 D1] - pred += pred_pitch; - - D0 = (y2 + 3 * y3 + 2) >> 2; - R0 = (y2 + y3 + 1) >> 1; - - temp = Q0 | (Q1 << 8); - temp |= (R0 << 16); - temp |= (D0 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - D1 = y3; - - temp = R0 | (D0 << 8); - temp |= (D1 << 16); - temp |= (D1 << 24); - *((uint32*)pred) = temp; - pred += pred_pitch; - - temp = D1 | (D1 << 8); - temp |= (temp << 16); - *((uint32*)pred) = temp; - - return ; -} -/* =============================== END 4x4 MODES======================================*/ -void Intra_16x16_Vertical(AVCCommonObj *video) -{ - int i; - uint32 temp1, temp2, temp3, temp4; - uint8 *comp_ref = video->pintra_pred_top; - uint8 *pred = video->pred_block; - int pred_pitch = video->pred_pitch; - - temp1 = *((uint32*)comp_ref); - comp_ref += 4; - - temp2 = *((uint32*)comp_ref); - comp_ref += 4; - - temp3 = *((uint32*)comp_ref); - comp_ref += 4; - - temp4 = *((uint32*)comp_ref); - comp_ref += 4; - - i = 16; - while (i > 0) - { - *((uint32*)pred) = temp1; - *((uint32*)(pred + 4)) = temp2; - *((uint32*)(pred + 8)) = temp3; - *((uint32*)(pred + 12)) = temp4; - pred += pred_pitch; - i--; - } - - return ; -} - -void Intra_16x16_Horizontal(AVCCommonObj *video, int pitch) -{ - int i; - uint32 temp; - uint8 *comp_ref = video->pintra_pred_left; - uint8 *pred = video->pred_block; - int pred_pitch = video->pred_pitch; - - for (i = 0; i < 16; i++) - { - temp = *comp_ref; - temp |= (temp << 8); - temp |= (temp << 16); - *((uint32*)pred) = temp; - *((uint32*)(pred + 4)) = temp; - *((uint32*)(pred + 8)) = temp; - *((uint32*)(pred + 12)) = temp; - pred += pred_pitch; - comp_ref += pitch; - } -} - - -void Intra_16x16_DC(AVCCommonObj *video, int pitch) -{ - int i; - uint32 temp, temp2; - uint8 *comp_ref_x = video->pintra_pred_top; - uint8 *comp_ref_y = video->pintra_pred_left; - int sum = 0; - uint8 *pred = video->pred_block; - int pred_pitch = video->pred_pitch; - - if (video->intraAvailB) - { - temp = *((uint32*)comp_ref_x); - comp_ref_x += 4; - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - sum = temp + (temp >> 16); - temp = *((uint32*)comp_ref_x); - comp_ref_x += 4; - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - sum += temp + (temp >> 16); - temp = *((uint32*)comp_ref_x); - comp_ref_x += 4; - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - sum += temp + (temp >> 16); - temp = *((uint32*)comp_ref_x); - comp_ref_x += 4; - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - sum += temp + (temp >> 16); - sum &= 0xFFFF; - - if (video->intraAvailA) - { - for (i = 0; i < 16; i++) - { - sum += (*comp_ref_y); - comp_ref_y += pitch; - } - sum = (sum + 16) >> 5; - } - else - { - sum = (sum + 8) >> 4; - } - } - else if (video->intraAvailA) - { - for (i = 0; i < 16; i++) - { - sum += *comp_ref_y; - comp_ref_y += pitch; - } - sum = (sum + 8) >> 4; - } - else - { - sum = 128; - } - - temp = sum | (sum << 8); - temp |= (temp << 16); - - for (i = 0; i < 16; i++) - { - *((uint32*)pred) = temp; - *((uint32*)(pred + 4)) = temp; - *((uint32*)(pred + 8)) = temp; - *((uint32*)(pred + 12)) = temp; - pred += pred_pitch; - } - -} - -void Intra_16x16_Plane(AVCCommonObj *video, int pitch) -{ - int i, a_16, b, c, factor_c; - uint8 *comp_ref_x = video->pintra_pred_top; - uint8 *comp_ref_y = video->pintra_pred_left; - uint8 *comp_ref_x0, *comp_ref_x1, *comp_ref_y0, *comp_ref_y1; - int H = 0, V = 0 , tmp; - uint8 *pred = video->pred_block; - uint32 temp; - uint8 byte1, byte2, byte3; - int value; - int pred_pitch = video->pred_pitch; - - comp_ref_x0 = comp_ref_x + 8; - comp_ref_x1 = comp_ref_x + 6; - comp_ref_y0 = comp_ref_y + (pitch << 3); - comp_ref_y1 = comp_ref_y + 6 * pitch; - - for (i = 1; i < 8; i++) - { - H += i * (*comp_ref_x0++ - *comp_ref_x1--); - V += i * (*comp_ref_y0 - *comp_ref_y1); - comp_ref_y0 += pitch; - comp_ref_y1 -= pitch; - } - - H += i * (*comp_ref_x0++ - video->intra_pred_topleft); - V += i * (*comp_ref_y0 - *comp_ref_y1); - - - a_16 = ((*(comp_ref_x + 15) + *(comp_ref_y + 15 * pitch)) << 4) + 16;; - b = (5 * H + 32) >> 6; - c = (5 * V + 32) >> 6; - - tmp = 0; - - for (i = 0; i < 16; i++) - { - factor_c = a_16 + c * (tmp++ - 7); - - factor_c -= 7 * b; - - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte1 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte2 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte3 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - temp = byte1 | (byte2 << 8); - temp |= (byte3 << 16); - temp |= (value << 24); - *((uint32*)pred) = temp; - - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte1 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte2 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte3 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - temp = byte1 | (byte2 << 8); - temp |= (byte3 << 16); - temp |= (value << 24); - *((uint32*)(pred + 4)) = temp; - - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte1 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte2 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte3 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - temp = byte1 | (byte2 << 8); - temp |= (byte3 << 16); - temp |= (value << 24); - *((uint32*)(pred + 8)) = temp; - - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte1 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte2 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte3 = value; - value = factor_c >> 5; - CLIP_RESULT(value) - temp = byte1 | (byte2 << 8); - temp |= (byte3 << 16); - temp |= (value << 24); - *((uint32*)(pred + 12)) = temp; - pred += pred_pitch; - } -} - -/************** Chroma intra prediction *********************/ - -void Intra_Chroma_DC(AVCCommonObj *video, int pitch, uint8 *predCb, uint8 *predCr) -{ - int i; - uint32 temp, temp2, pred_a, pred_b; - uint8 *comp_ref_x, *comp_ref_y; - uint8 *comp_ref_cb_x = video->pintra_pred_top_cb; - uint8 *comp_ref_cb_y = video->pintra_pred_left_cb; - uint8 *comp_ref_cr_x = video->pintra_pred_top_cr; - uint8 *comp_ref_cr_y = video->pintra_pred_left_cr; - int component, j; - int sum_x0, sum_x1, sum_y0, sum_y1; - int pred_0[2], pred_1[2], pred_2[2], pred_3[2]; - int pred_pitch = video->pred_pitch; - uint8 *pred; - - if (video->intraAvailB & video->intraAvailA) - { - comp_ref_x = comp_ref_cb_x; - comp_ref_y = comp_ref_cb_y; - for (i = 0; i < 2; i++) - { - temp = *((uint32*)comp_ref_x); - comp_ref_x += 4; - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - temp += (temp >> 16); - sum_x0 = temp & 0xFFFF; - - temp = *((uint32*)comp_ref_x); - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - temp += (temp >> 16); - sum_x1 = temp & 0xFFFF; - - pred_1[i] = (sum_x1 + 2) >> 2; - - sum_y0 = *comp_ref_y; - sum_y0 += *(comp_ref_y += pitch); - sum_y0 += *(comp_ref_y += pitch); - sum_y0 += *(comp_ref_y += pitch); - - sum_y1 = *(comp_ref_y += pitch); - sum_y1 += *(comp_ref_y += pitch); - sum_y1 += *(comp_ref_y += pitch); - sum_y1 += *(comp_ref_y += pitch); - - pred_2[i] = (sum_y1 + 2) >> 2; - - pred_0[i] = (sum_y0 + sum_x0 + 4) >> 3; - pred_3[i] = (sum_y1 + sum_x1 + 4) >> 3; - - comp_ref_x = comp_ref_cr_x; - comp_ref_y = comp_ref_cr_y; - } - } - - else if (video->intraAvailA) - { - comp_ref_y = comp_ref_cb_y; - for (i = 0; i < 2; i++) - { - sum_y0 = *comp_ref_y; - sum_y0 += *(comp_ref_y += pitch); - sum_y0 += *(comp_ref_y += pitch); - sum_y0 += *(comp_ref_y += pitch); - - sum_y1 = *(comp_ref_y += pitch); - sum_y1 += *(comp_ref_y += pitch); - sum_y1 += *(comp_ref_y += pitch); - sum_y1 += *(comp_ref_y += pitch); - - pred_0[i] = pred_1[i] = (sum_y0 + 2) >> 2; - pred_2[i] = pred_3[i] = (sum_y1 + 2) >> 2; - comp_ref_y = comp_ref_cr_y; - } - } - else if (video->intraAvailB) - { - comp_ref_x = comp_ref_cb_x; - for (i = 0; i < 2; i++) - { - temp = *((uint32*)comp_ref_x); - comp_ref_x += 4; - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - temp += (temp >> 16); - sum_x0 = temp & 0xFFFF; - - temp = *((uint32*)comp_ref_x); - temp2 = (temp >> 8) & 0xFF00FF; - temp &= 0xFF00FF; - temp += temp2; - temp += (temp >> 16); - sum_x1 = temp & 0xFFFF; - - pred_0[i] = pred_2[i] = (sum_x0 + 2) >> 2; - pred_1[i] = pred_3[i] = (sum_x1 + 2) >> 2; - comp_ref_x = comp_ref_cr_x; - } - } - else - { - pred_0[0] = pred_0[1] = pred_1[0] = pred_1[1] = - pred_2[0] = pred_2[1] = pred_3[0] = pred_3[1] = 128; - } - - pred = predCb; - for (component = 0; component < 2; component++) - { - pred_a = pred_0[component]; - pred_b = pred_1[component]; - pred_a |= (pred_a << 8); - pred_a |= (pred_a << 16); - pred_b |= (pred_b << 8); - pred_b |= (pred_b << 16); - - for (i = 4; i < 6; i++) - { - for (j = 0; j < 4; j++) /* 4 lines */ - { - *((uint32*)pred) = pred_a; - *((uint32*)(pred + 4)) = pred_b; - pred += pred_pitch; /* move to the next line */ - } - pred_a = pred_2[component]; - pred_b = pred_3[component]; - pred_a |= (pred_a << 8); - pred_a |= (pred_a << 16); - pred_b |= (pred_b << 8); - pred_b |= (pred_b << 16); - } - pred = predCr; /* point to cr */ - } -} - -void Intra_Chroma_Horizontal(AVCCommonObj *video, int pitch, uint8 *predCb, uint8 *predCr) -{ - int i; - uint32 temp; - uint8 *comp_ref_cb_y = video->pintra_pred_left_cb; - uint8 *comp_ref_cr_y = video->pintra_pred_left_cr; - uint8 *comp; - int component, j; - int pred_pitch = video->pred_pitch; - uint8 *pred; - - comp = comp_ref_cb_y; - pred = predCb; - for (component = 0; component < 2; component++) - { - for (i = 4; i < 6; i++) - { - for (j = 0; j < 4; j++) - { - temp = *comp; - comp += pitch; - temp |= (temp << 8); - temp |= (temp << 16); - *((uint32*)pred) = temp; - *((uint32*)(pred + 4)) = temp; - pred += pred_pitch; - } - } - comp = comp_ref_cr_y; - pred = predCr; /* point to cr */ - } - -} - -void Intra_Chroma_Vertical(AVCCommonObj *video, uint8 *predCb, uint8 *predCr) -{ - uint32 temp1, temp2; - uint8 *comp_ref_cb_x = video->pintra_pred_top_cb; - uint8 *comp_ref_cr_x = video->pintra_pred_top_cr; - uint8 *comp_ref; - int component, j; - int pred_pitch = video->pred_pitch; - uint8 *pred; - - comp_ref = comp_ref_cb_x; - pred = predCb; - for (component = 0; component < 2; component++) - { - temp1 = *((uint32*)comp_ref); - temp2 = *((uint32*)(comp_ref + 4)); - for (j = 0; j < 8; j++) - { - *((uint32*)pred) = temp1; - *((uint32*)(pred + 4)) = temp2; - pred += pred_pitch; - } - comp_ref = comp_ref_cr_x; - pred = predCr; /* point to cr */ - } - -} - -void Intra_Chroma_Plane(AVCCommonObj *video, int pitch, uint8 *predCb, uint8 *predCr) -{ - int i; - int a_16_C[2], b_C[2], c_C[2], a_16, b, c, factor_c; - uint8 *comp_ref_x, *comp_ref_y, *comp_ref_x0, *comp_ref_x1, *comp_ref_y0, *comp_ref_y1; - int component, j; - int H, V, tmp; - uint32 temp; - uint8 byte1, byte2, byte3; - int value; - uint8 topleft; - int pred_pitch = video->pred_pitch; - uint8 *pred; - - comp_ref_x = video->pintra_pred_top_cb; - comp_ref_y = video->pintra_pred_left_cb; - topleft = video->intra_pred_topleft_cb; - - for (component = 0; component < 2; component++) - { - H = V = 0; - comp_ref_x0 = comp_ref_x + 4; - comp_ref_x1 = comp_ref_x + 2; - comp_ref_y0 = comp_ref_y + (pitch << 2); - comp_ref_y1 = comp_ref_y + (pitch << 1); - for (i = 1; i < 4; i++) - { - H += i * (*comp_ref_x0++ - *comp_ref_x1--); - V += i * (*comp_ref_y0 - *comp_ref_y1); - comp_ref_y0 += pitch; - comp_ref_y1 -= pitch; - } - H += i * (*comp_ref_x0++ - topleft); - V += i * (*comp_ref_y0 - *comp_ref_y1); - - a_16_C[component] = ((*(comp_ref_x + 7) + *(comp_ref_y + 7 * pitch)) << 4) + 16; - b_C[component] = (17 * H + 16) >> 5; - c_C[component] = (17 * V + 16) >> 5; - - comp_ref_x = video->pintra_pred_top_cr; - comp_ref_y = video->pintra_pred_left_cr; - topleft = video->intra_pred_topleft_cr; - } - - pred = predCb; - for (component = 0; component < 2; component++) - { - a_16 = a_16_C[component]; - b = b_C[component]; - c = c_C[component]; - tmp = 0; - for (i = 4; i < 6; i++) - { - for (j = 0; j < 4; j++) - { - factor_c = a_16 + c * (tmp++ - 3); - - factor_c -= 3 * b; - - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte1 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte2 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte3 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - temp = byte1 | (byte2 << 8); - temp |= (byte3 << 16); - temp |= (value << 24); - *((uint32*)pred) = temp; - - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte1 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte2 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - byte3 = value; - value = factor_c >> 5; - factor_c += b; - CLIP_RESULT(value) - temp = byte1 | (byte2 << 8); - temp |= (byte3 << 16); - temp |= (value << 24); - *((uint32*)(pred + 4)) = temp; - pred += pred_pitch; - } - } - pred = predCr; /* point to cr */ - } -} - diff --git a/media/libstagefright/codecs/avc/dec/src/residual.cpp b/media/libstagefright/codecs/avc/dec/src/residual.cpp deleted file mode 100644 index c68550d..0000000 --- a/media/libstagefright/codecs/avc/dec/src/residual.cpp +++ /dev/null @@ -1,523 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ - -#include <string.h> - -#include "avcdec_lib.h" -#include "avcdec_bitstream.h" - -AVCDec_Status DecodeIntraPCM(AVCCommonObj *video, AVCDecBitstream *stream) -{ - AVCDec_Status status; - int j; - int mb_x, mb_y, offset1; - uint8 *pDst; - uint32 byte0, byte1; - int pitch; - - mb_x = video->mb_x; - mb_y = video->mb_y; - -#ifdef USE_PRED_BLOCK - pDst = video->pred_block + 84; - pitch = 20; -#else - offset1 = (mb_x << 4) + (mb_y << 4) * video->PicWidthInSamplesL; - pDst = video->currPic->Sl + offset1; - pitch = video->currPic->pitch; -#endif - - /* at this point bitstream is byte-aligned */ - j = 16; - while (j > 0) - { - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)pDst) = byte0; - - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)(pDst + 4)) = byte0; - - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)(pDst + 8)) = byte0; - - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)(pDst + 12)) = byte0; - j--; - pDst += pitch; - - if (status != AVCDEC_SUCCESS) /* check only once per line */ - return status; - } - -#ifdef USE_PRED_BLOCK - pDst = video->pred_block + 452; - pitch = 12; -#else - offset1 = (offset1 >> 2) + (mb_x << 2); - pDst = video->currPic->Scb + offset1; - pitch >>= 1; -#endif - - j = 8; - while (j > 0) - { - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)pDst) = byte0; - - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)(pDst + 4)) = byte0; - - j--; - pDst += pitch; - - if (status != AVCDEC_SUCCESS) /* check only once per line */ - return status; - } - -#ifdef USE_PRED_BLOCK - pDst = video->pred_block + 596; - pitch = 12; -#else - pDst = video->currPic->Scr + offset1; -#endif - j = 8; - while (j > 0) - { - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)pDst) = byte0; - - status = BitstreamReadBits(stream, 8, (uint*) & byte0); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 8); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 16); - status = BitstreamReadBits(stream, 8, (uint*) & byte1); - byte0 |= (byte1 << 24); - *((uint32*)(pDst + 4)) = byte0; - - j--; - pDst += pitch; - - if (status != AVCDEC_SUCCESS) /* check only once per line */ - return status; - } - -#ifdef MB_BASED_DEBLOCK - SaveNeighborForIntraPred(video, offset1); -#endif - - return AVCDEC_SUCCESS; -} - - - -/* see subclause 7.3.5.3 and readCBPandCoeffsFromNAL() in JM*/ -AVCDec_Status residual(AVCDecObject *decvid, AVCMacroblock *currMB) -{ - AVCCommonObj *video = decvid->common; - int16 *block; - int level[16], run[16], numcoeff; /* output from residual_block_cavlc */ - int block_x, i, j, k, idx, iCbCr; - int mbPartIdx, subMbPartIdx, mbPartIdx_X, mbPartIdx_Y; - int nC, maxNumCoeff = 16; - int coeffNum, start_scan = 0; - uint8 *zz_scan; - int Rq, Qq; - uint32 cbp4x4 = 0; - - /* in 8.5.4, it only says if it's field macroblock. */ - - zz_scan = (uint8*) ZZ_SCAN_BLOCK; - - - /* see 8.5.8 for the initialization of these values */ - Qq = video->QPy_div_6; - Rq = video->QPy_mod_6; - - memset(video->block, 0, sizeof(int16)*NUM_PIXELS_IN_MB); - - if (currMB->mbMode == AVC_I16) - { - nC = predict_nnz(video, 0, 0); - decvid->residual_block(decvid, nC, 16, level, run, &numcoeff); - /* then performs zigzag and transform */ - block = video->block; - coeffNum = -1; - for (i = numcoeff - 1; i >= 0; i--) - { - coeffNum += run[i] + 1; - if (coeffNum > 15) - { - return AVCDEC_FAIL; - } - idx = zz_scan[coeffNum] << 2; - /* idx = ((idx>>2)<<6) + ((idx&3)<<2); */ - block[idx] = level[i]; - } - - /* inverse transform on Intra16x16DCLevel */ - if (numcoeff) - { - Intra16DCTrans(block, Qq, Rq); - cbp4x4 = 0xFFFF; - } - maxNumCoeff = 15; - start_scan = 1; - } - - memset(currMB->nz_coeff, 0, sizeof(uint8)*24); - - for (mbPartIdx = 0; mbPartIdx < 4; mbPartIdx++) - { - mbPartIdx_X = (mbPartIdx & 1) << 1; - mbPartIdx_Y = mbPartIdx & -2; - - if (currMB->CBP&(1 << mbPartIdx)) - { - for (subMbPartIdx = 0; subMbPartIdx < 4; subMbPartIdx++) - { - i = mbPartIdx_X + (subMbPartIdx & 1); // check this - j = mbPartIdx_Y + (subMbPartIdx >> 1); - block = video->block + (j << 6) + (i << 2); // - nC = predict_nnz(video, i, j); - decvid->residual_block(decvid, nC, maxNumCoeff, level, run, &numcoeff); - - /* convert to raster scan and quantize*/ - /* Note: for P mb in SP slice and SI mb in SI slice, - the quantization cannot be done here. - block[idx] should be assigned with level[k]. - itrans will be done after the prediction. - There will be transformation on the predicted value, - then addition with block[idx], then this quantization - and transform.*/ - - coeffNum = -1 + start_scan; - for (k = numcoeff - 1; k >= 0; k--) - { - coeffNum += run[k] + 1; - if (coeffNum > 15) - { - return AVCDEC_FAIL; - } - idx = zz_scan[coeffNum]; - block[idx] = (level[k] * dequant_coefres[Rq][coeffNum]) << Qq ; - } - - currMB->nz_coeff[(j<<2)+i] = numcoeff; - if (numcoeff) - { - cbp4x4 |= (1 << ((j << 2) + i)); - } - } - } - } - - Qq = video->QPc_div_6; - Rq = video->QPc_mod_6; - - if (currMB->CBP & (3 << 4)) /* chroma DC residual present */ - { - for (iCbCr = 0; iCbCr < 2; iCbCr++) - { - decvid->residual_block(decvid, -1, 4, level, run, &numcoeff); - block = video->block + 256 + (iCbCr << 3); - coeffNum = -1; - for (i = numcoeff - 1; i >= 0; i--) - { - coeffNum += run[i] + 1; - if (coeffNum > 3) - { - return AVCDEC_FAIL; - } - block[(coeffNum>>1)*64 + (coeffNum&1)*4] = level[i]; - } - /* inverse transform on chroma DC */ - /* for P in SP and SI in SI, this function can't be done here, - must do prediction transform/quant first. */ - if (numcoeff) - { - ChromaDCTrans(block, Qq, Rq); - cbp4x4 |= (iCbCr ? 0xcc0000 : 0x330000); - } - } - } - - if (currMB->CBP & (2 << 4)) - { - for (block_x = 0; block_x < 4; block_x += 2) /* for iCbCr */ - { - for (j = 4; j < 6; j++) /* for each block inside Cb or Cr */ - { - for (i = block_x; i < block_x + 2; i++) - { - - block = video->block + (j << 6) + (i << 2); - - nC = predict_nnz_chroma(video, i, j); - decvid->residual_block(decvid, nC, 15, level, run, &numcoeff); - - /* convert to raster scan and quantize */ - /* for P MB in SP slice and SI MB in SI slice, - the dequant and transform cannot be done here. - It needs the prediction values. */ - coeffNum = 0; - for (k = numcoeff - 1; k >= 0; k--) - { - coeffNum += run[k] + 1; - if (coeffNum > 15) - { - return AVCDEC_FAIL; - } - idx = zz_scan[coeffNum]; - block[idx] = (level[k] * dequant_coefres[Rq][coeffNum]) << Qq; - } - - - /* then transform */ - // itrans(block); /* transform */ - currMB->nz_coeff[(j<<2)+i] = numcoeff; // - if (numcoeff) - { - cbp4x4 |= (1 << ((j << 2) + i)); - } - } - - } - } - } - - video->cbp4x4 = cbp4x4; - - return AVCDEC_SUCCESS; -} - -/* see subclause 7.3.5.3.1 and 9.2 and readCoeff4x4_CAVLC() in JM */ -AVCDec_Status residual_block_cavlc(AVCDecObject *decvid, int nC, int maxNumCoeff, - int *level, int *run, int *numcoeff) -{ - int i, j; - int TrailingOnes, TotalCoeff; - AVCDecBitstream *stream = decvid->bitstream; - int suffixLength; - uint trailing_ones_sign_flag, level_prefix, level_suffix; - int levelCode, levelSuffixSize, zerosLeft; - int run_before; - - - if (nC >= 0) - { - ce_TotalCoeffTrailingOnes(stream, &TrailingOnes, &TotalCoeff, nC); - } - else - { - ce_TotalCoeffTrailingOnesChromaDC(stream, &TrailingOnes, &TotalCoeff); - } - - *numcoeff = TotalCoeff; - - /* This part is done quite differently in ReadCoef4x4_CAVLC() */ - if (TotalCoeff == 0) - { - return AVCDEC_SUCCESS; - } - - if (TrailingOnes) /* keep reading the sign of those trailing ones */ - { - /* instead of reading one bit at a time, read the whole thing at once */ - BitstreamReadBits(stream, TrailingOnes, &trailing_ones_sign_flag); - trailing_ones_sign_flag <<= 1; - for (i = 0; i < TrailingOnes; i++) - { - level[i] = 1 - ((trailing_ones_sign_flag >> (TrailingOnes - i - 1)) & 2); - } - } - - i = TrailingOnes; - suffixLength = 1; - if (TotalCoeff > TrailingOnes) - { - ce_LevelPrefix(stream, &level_prefix); - if (TotalCoeff < 11 || TrailingOnes == 3) - { - if (level_prefix < 14) - { -// levelSuffixSize = 0; - levelCode = level_prefix; - } - else if (level_prefix == 14) - { -// levelSuffixSize = 4; - BitstreamReadBits(stream, 4, &level_suffix); - levelCode = 14 + level_suffix; - } - else /* if (level_prefix == 15) */ - { -// levelSuffixSize = 12; - BitstreamReadBits(stream, 12, &level_suffix); - levelCode = 30 + level_suffix; - } - } - else - { - /* suffixLength = 1; */ - if (level_prefix < 15) - { - levelSuffixSize = suffixLength; - } - else - { - levelSuffixSize = 12; - } - BitstreamReadBits(stream, levelSuffixSize, &level_suffix); - - levelCode = (level_prefix << 1) + level_suffix; - } - - if (TrailingOnes < 3) - { - levelCode += 2; - } - - level[i] = (levelCode + 2) >> 1; - if (level[i] > 3) - { - suffixLength = 2; - } - - if (levelCode & 1) - { - level[i] = -level[i]; - } - i++; - - } - - for (j = TotalCoeff - i; j > 0 ; j--) - { - ce_LevelPrefix(stream, &level_prefix); - if (level_prefix < 15) - { - levelSuffixSize = suffixLength; - } - else - { - levelSuffixSize = 12; - } - BitstreamReadBits(stream, levelSuffixSize, &level_suffix); - - levelCode = (level_prefix << suffixLength) + level_suffix; - level[i] = (levelCode >> 1) + 1; - if (level[i] > (3 << (suffixLength - 1)) && suffixLength < 6) - { - suffixLength++; - } - if (levelCode & 1) - { - level[i] = -level[i]; - } - i++; - } - - - if (TotalCoeff < maxNumCoeff) - { - if (nC >= 0) - { - ce_TotalZeros(stream, &zerosLeft, TotalCoeff); - } - else - { - ce_TotalZerosChromaDC(stream, &zerosLeft, TotalCoeff); - } - } - else - { - zerosLeft = 0; - } - - for (i = 0; i < TotalCoeff - 1; i++) - { - if (zerosLeft > 0) - { - ce_RunBefore(stream, &run_before, zerosLeft); - run[i] = run_before; - } - else - { - run[i] = 0; - zerosLeft = 0; // could be negative under error conditions - } - - zerosLeft = zerosLeft - run[i]; - } - - if (zerosLeft < 0) - { - zerosLeft = 0; -// return AVCDEC_FAIL; - } - - run[TotalCoeff-1] = zerosLeft; - - /* leave the inverse zigzag scan part for the caller */ - - - return AVCDEC_SUCCESS; -} diff --git a/media/libstagefright/codecs/avc/dec/src/slice.cpp b/media/libstagefright/codecs/avc/dec/src/slice.cpp deleted file mode 100644 index 7a2ef3d..0000000 --- a/media/libstagefright/codecs/avc/dec/src/slice.cpp +++ /dev/null @@ -1,772 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -/* Note for optimization: syntax decoding or operations related to B_SLICE should be -commented out by macro definition or function pointers. */ - -#include <string.h> - -#include "avcdec_lib.h" -#include "avcdec_bitstream.h" - -const static int mbPart2raster[3][4] = {{0, 0, 0, 0}, {1, 1, 0, 0}, {1, 0, 1, 0}}; -/* decode_frame_slice() */ -/* decode_one_slice() */ -AVCDec_Status DecodeSlice(AVCDecObject *decvid) -{ - AVCDec_Status status; - AVCCommonObj *video = decvid->common; - AVCSliceHeader *sliceHdr = video->sliceHdr; - AVCMacroblock *currMB ; - AVCDecBitstream *stream = decvid->bitstream; - uint slice_group_id; - uint CurrMbAddr, moreDataFlag; - - /* set the first mb in slice */ - CurrMbAddr = sliceHdr->first_mb_in_slice; - slice_group_id = video->MbToSliceGroupMap[CurrMbAddr]; - - if ((CurrMbAddr && (CurrMbAddr != (uint)(video->mbNum + 1))) && video->currSeqParams->constrained_set1_flag == 1) - { - ConcealSlice(decvid, video->mbNum, CurrMbAddr); - } - - moreDataFlag = 1; - video->mb_skip_run = -1; - - - /* while loop , see subclause 7.3.4 */ - do - { - if (CurrMbAddr >= video->PicSizeInMbs) - { - return AVCDEC_FAIL; - } - - currMB = video->currMB = &(video->mblock[CurrMbAddr]); - video->mbNum = CurrMbAddr; - currMB->slice_id = video->slice_id; // slice - - /* we can remove this check if we don't support Mbaff. */ - /* we can wrap below into an initMB() function which will also - do necessary reset of macroblock related parameters. */ - - video->mb_x = CurrMbAddr % video->PicWidthInMbs; - video->mb_y = CurrMbAddr / video->PicWidthInMbs; - - /* check the availability of neighboring macroblocks */ - InitNeighborAvailability(video, CurrMbAddr); - - /* read_macroblock and decode_one_macroblock() */ - status = DecodeMB(decvid); - if (status != AVCDEC_SUCCESS) - { - return status; - } -#ifdef MB_BASED_DEBLOCK - if (video->currPicParams->num_slice_groups_minus1 == 0) - { - MBInLoopDeblock(video); /* MB-based deblocking */ - } - else /* this mode cannot be used if the number of slice group is not one. */ - { - return AVCDEC_FAIL; - } -#endif - video->numMBs--; - - moreDataFlag = more_rbsp_data(stream); - - - /* go to next MB */ - while (++CurrMbAddr < video->PicSizeInMbs && video->MbToSliceGroupMap[CurrMbAddr] != (int)slice_group_id) - { - } - - } - while ((moreDataFlag && video->numMBs > 0) || video->mb_skip_run > 0); /* even if no more data, but last few MBs are skipped */ - - if (video->numMBs == 0) - { - video->newPic = TRUE; - video->mbNum = 0; // _Conceal - return AVCDEC_PICTURE_READY; - } - - return AVCDEC_SUCCESS; -} - -/* read MB mode and motion vectors */ -/* perform Intra/Inter prediction and residue */ -/* update video->mb_skip_run */ -AVCDec_Status DecodeMB(AVCDecObject *decvid) -{ - AVCDec_Status status; - AVCCommonObj *video = decvid->common; - AVCDecBitstream *stream = decvid->bitstream; - AVCMacroblock *currMB = video->currMB; - uint mb_type; - int slice_type = video->slice_type; - int temp; - - currMB->QPy = video->QPy; - currMB->QPc = video->QPc; - - if (slice_type == AVC_P_SLICE) - { - if (video->mb_skip_run < 0) - { - ue_v(stream, (uint *)&(video->mb_skip_run)); - } - - if (video->mb_skip_run == 0) - { - /* this will not handle the case where the slice ends with a mb_skip_run == 0 and no following MB data */ - ue_v(stream, &mb_type); - if (mb_type > 30) - { - return AVCDEC_FAIL; - } - InterpretMBModeP(currMB, mb_type); - video->mb_skip_run = -1; - } - else - { - /* see subclause 7.4.4 for more details on how - mb_field_decoding_flag is derived in case of skipped MB */ - - currMB->mb_intra = FALSE; - - currMB->mbMode = AVC_SKIP; - currMB->MbPartWidth = currMB->MbPartHeight = 16; - currMB->NumMbPart = 1; - currMB->NumSubMbPart[0] = currMB->NumSubMbPart[1] = - currMB->NumSubMbPart[2] = currMB->NumSubMbPart[3] = 1; // - currMB->SubMbPartWidth[0] = currMB->SubMbPartWidth[1] = - currMB->SubMbPartWidth[2] = currMB->SubMbPartWidth[3] = currMB->MbPartWidth; - currMB->SubMbPartHeight[0] = currMB->SubMbPartHeight[1] = - currMB->SubMbPartHeight[2] = currMB->SubMbPartHeight[3] = currMB->MbPartHeight; - - memset(currMB->nz_coeff, 0, sizeof(uint8)*NUM_BLKS_IN_MB); - - currMB->CBP = 0; - video->cbp4x4 = 0; - /* for skipped MB, always look at the first entry in RefPicList */ - currMB->RefIdx[0] = currMB->RefIdx[1] = - currMB->RefIdx[2] = currMB->RefIdx[3] = video->RefPicList0[0]->RefIdx; - InterMBPrediction(video); - video->mb_skip_run--; - return AVCDEC_SUCCESS; - } - - } - else - { - /* Then decode mode and MV */ - ue_v(stream, &mb_type); - if (mb_type > 25) - { - return AVCDEC_FAIL; - } - InterpretMBModeI(currMB, mb_type); - } - - - if (currMB->mbMode != AVC_I_PCM) - { - - if (currMB->mbMode == AVC_P8 || currMB->mbMode == AVC_P8ref0) - { - status = sub_mb_pred(video, currMB, stream); - } - else - { - status = mb_pred(video, currMB, stream) ; - } - - if (status != AVCDEC_SUCCESS) - { - return status; - } - - if (currMB->mbMode != AVC_I16) - { - /* decode coded_block_pattern */ - status = DecodeCBP(currMB, stream); - if (status != AVCDEC_SUCCESS) - { - return status; - } - } - - if (currMB->CBP > 0 || currMB->mbMode == AVC_I16) - { - se_v(stream, &temp); - if (temp) - { - temp += (video->QPy + 52); - currMB->QPy = video->QPy = temp - 52 * (temp * 79 >> 12); - if (currMB->QPy > 51 || currMB->QPy < 0) - { - video->QPy = AVC_CLIP3(0, 51, video->QPy); -// return AVCDEC_FAIL; - } - video->QPy_div_6 = (video->QPy * 43) >> 8; - video->QPy_mod_6 = video->QPy - 6 * video->QPy_div_6; - currMB->QPc = video->QPc = mapQPi2QPc[AVC_CLIP3(0, 51, video->QPy + video->currPicParams->chroma_qp_index_offset)]; - video->QPc_div_6 = (video->QPc * 43) >> 8; - video->QPc_mod_6 = video->QPc - 6 * video->QPc_div_6; - } - } - /* decode residue and inverse transform */ - status = residual(decvid, currMB); - if (status != AVCDEC_SUCCESS) - { - return status; - } - } - else - { - if (stream->bitcnt & 7) - { - BitstreamByteAlign(stream); - } - /* decode pcm_byte[i] */ - DecodeIntraPCM(video, stream); - - currMB->QPy = 0; /* necessary for deblocking */ // _OPTIMIZE - currMB->QPc = mapQPi2QPc[AVC_CLIP3(0, 51, video->currPicParams->chroma_qp_index_offset)]; - - /* default values, don't know if really needed */ - currMB->CBP = 0x3F; - video->cbp4x4 = 0xFFFF; - currMB->mb_intra = TRUE; - memset(currMB->nz_coeff, 16, sizeof(uint8)*NUM_BLKS_IN_MB); - return AVCDEC_SUCCESS; - } - - - /* do Intra/Inter prediction, together with the residue compensation */ - /* This part should be common between the skip and no-skip */ - if (currMB->mbMode == AVC_I4 || currMB->mbMode == AVC_I16) - { - IntraMBPrediction(video); - } - else - { - InterMBPrediction(video); - } - - - - return AVCDEC_SUCCESS; -} - -/* see subclause 7.3.5.1 */ -AVCDec_Status mb_pred(AVCCommonObj *video, AVCMacroblock *currMB, AVCDecBitstream *stream) -{ - int mbPartIdx; - AVCSliceHeader *sliceHdr = video->sliceHdr; - uint max_ref_idx; - const int *temp_0; - int16 *temp_1; - uint code; - - if (currMB->mbMode == AVC_I4 || currMB->mbMode == AVC_I16) - { - - video->intraAvailA = video->intraAvailB = video->intraAvailC = video->intraAvailD = 0; - - if (!video->currPicParams->constrained_intra_pred_flag) - { - video->intraAvailA = video->mbAvailA; - video->intraAvailB = video->mbAvailB; - video->intraAvailC = video->mbAvailC; - video->intraAvailD = video->mbAvailD; - } - else - { - if (video->mbAvailA) - { - video->intraAvailA = video->mblock[video->mbAddrA].mb_intra; - } - if (video->mbAvailB) - { - video->intraAvailB = video->mblock[video->mbAddrB].mb_intra ; - } - if (video->mbAvailC) - { - video->intraAvailC = video->mblock[video->mbAddrC].mb_intra; - } - if (video->mbAvailD) - { - video->intraAvailD = video->mblock[video->mbAddrD].mb_intra; - } - } - - - if (currMB->mbMode == AVC_I4) - { - /* perform prediction to get the actual intra 4x4 pred mode */ - DecodeIntra4x4Mode(video, currMB, stream); - /* output will be in currMB->i4Mode[4][4] */ - } - - ue_v(stream, &code); - - if (code > 3) - { - return AVCDEC_FAIL; /* out of range */ - } - currMB->intra_chroma_pred_mode = (AVCIntraChromaPredMode)code; - } - else - { - - memset(currMB->ref_idx_L0, 0, sizeof(int16)*4); - - /* see subclause 7.4.5.1 for the range of ref_idx_lX */ -// max_ref_idx = sliceHdr->num_ref_idx_l0_active_minus1; - max_ref_idx = video->refList0Size - 1; - - /* decode ref index for L0 */ - if (sliceHdr->num_ref_idx_l0_active_minus1 > 0) - { - for (mbPartIdx = 0; mbPartIdx < currMB->NumMbPart; mbPartIdx++) - { - te_v(stream, &code, max_ref_idx); - if (code > (uint)max_ref_idx) - { - return AVCDEC_FAIL; - } - currMB->ref_idx_L0[mbPartIdx] = code; - } - } - - /* populate ref_idx_L0 */ - temp_0 = &mbPart2raster[currMB->mbMode-AVC_P16][0]; - temp_1 = &currMB->ref_idx_L0[3]; - - *temp_1-- = currMB->ref_idx_L0[*temp_0++]; - *temp_1-- = currMB->ref_idx_L0[*temp_0++]; - *temp_1-- = currMB->ref_idx_L0[*temp_0++]; - *temp_1-- = currMB->ref_idx_L0[*temp_0++]; - - /* Global reference index, these values are used in deblock */ - currMB->RefIdx[0] = video->RefPicList0[currMB->ref_idx_L0[0]]->RefIdx; - currMB->RefIdx[1] = video->RefPicList0[currMB->ref_idx_L0[1]]->RefIdx; - currMB->RefIdx[2] = video->RefPicList0[currMB->ref_idx_L0[2]]->RefIdx; - currMB->RefIdx[3] = video->RefPicList0[currMB->ref_idx_L0[3]]->RefIdx; - - /* see subclause 7.4.5.1 for the range of ref_idx_lX */ - max_ref_idx = sliceHdr->num_ref_idx_l1_active_minus1; - /* decode mvd_l0 */ - for (mbPartIdx = 0; mbPartIdx < currMB->NumMbPart; mbPartIdx++) - { - se_v(stream, &(video->mvd_l0[mbPartIdx][0][0])); - se_v(stream, &(video->mvd_l0[mbPartIdx][0][1])); - } - } - - return AVCDEC_SUCCESS; -} - -/* see subclause 7.3.5.2 */ -AVCDec_Status sub_mb_pred(AVCCommonObj *video, AVCMacroblock *currMB, AVCDecBitstream *stream) -{ - int mbPartIdx, subMbPartIdx; - AVCSliceHeader *sliceHdr = video->sliceHdr; - uint max_ref_idx; - uint sub_mb_type[4]; - uint code; - - memset(currMB->ref_idx_L0, 0, sizeof(int16)*4); - - for (mbPartIdx = 0; mbPartIdx < 4; mbPartIdx++) - { - ue_v(stream, &(sub_mb_type[mbPartIdx])); - if (sub_mb_type[mbPartIdx] > 3) - { - return AVCDEC_FAIL; - } - - } - /* we have to check the values to make sure they are valid */ - /* assign values to currMB->sub_mb_type[], currMB->MBPartPredMode[][x] */ - - InterpretSubMBModeP(currMB, sub_mb_type); - - - /* see subclause 7.4.5.1 for the range of ref_idx_lX */ -// max_ref_idx = sliceHdr->num_ref_idx_l0_active_minus1; - max_ref_idx = video->refList0Size - 1; - - if (sliceHdr->num_ref_idx_l0_active_minus1 > 0 && currMB->mbMode != AVC_P8ref0) - { - for (mbPartIdx = 0; mbPartIdx < 4; mbPartIdx++) - { - te_v(stream, (uint*)&code, max_ref_idx); - if (code > max_ref_idx) - { - return AVCDEC_FAIL; - } - currMB->ref_idx_L0[mbPartIdx] = code; - } - } - /* see subclause 7.4.5.1 for the range of ref_idx_lX */ - - max_ref_idx = sliceHdr->num_ref_idx_l1_active_minus1; - /* if(video->MbaffFrameFlag && currMB->mb_field_decoding_flag) - max_ref_idx = 2*sliceHdr->num_ref_idx_l1_active_minus1 + 1;*/ - for (mbPartIdx = 0; mbPartIdx < 4; mbPartIdx++) - { - for (subMbPartIdx = 0; subMbPartIdx < currMB->NumSubMbPart[mbPartIdx]; subMbPartIdx++) - { - se_v(stream, &(video->mvd_l0[mbPartIdx][subMbPartIdx][0])); - se_v(stream, &(video->mvd_l0[mbPartIdx][subMbPartIdx][1])); - } - /* used in deblocking */ - currMB->RefIdx[mbPartIdx] = video->RefPicList0[currMB->ref_idx_L0[mbPartIdx]]->RefIdx; - } - return AVCDEC_SUCCESS; -} - -void InterpretMBModeI(AVCMacroblock *mblock, uint mb_type) -{ - mblock->NumMbPart = 1; - - mblock->mb_intra = TRUE; - - if (mb_type == 0) /* I_4x4 */ - { - mblock->mbMode = AVC_I4; - } - else if (mb_type < 25) /* I_PCM */ - { - mblock->mbMode = AVC_I16; - mblock->i16Mode = (AVCIntra16x16PredMode)((mb_type - 1) & 0x3); - if (mb_type > 12) - { - mblock->CBP = (((mb_type - 13) >> 2) << 4) + 0x0F; - } - else - { - mblock->CBP = ((mb_type - 1) >> 2) << 4; - } - } - else - { - mblock->mbMode = AVC_I_PCM; - } - - return ; -} - -void InterpretMBModeP(AVCMacroblock *mblock, uint mb_type) -{ - const static int map2PartWidth[5] = {16, 16, 8, 8, 8}; - const static int map2PartHeight[5] = {16, 8, 16, 8, 8}; - const static int map2NumPart[5] = {1, 2, 2, 4, 4}; - const static AVCMBMode map2mbMode[5] = {AVC_P16, AVC_P16x8, AVC_P8x16, AVC_P8, AVC_P8ref0}; - - mblock->mb_intra = FALSE; - if (mb_type < 5) - { - mblock->mbMode = map2mbMode[mb_type]; - mblock->MbPartWidth = map2PartWidth[mb_type]; - mblock->MbPartHeight = map2PartHeight[mb_type]; - mblock->NumMbPart = map2NumPart[mb_type]; - mblock->NumSubMbPart[0] = mblock->NumSubMbPart[1] = - mblock->NumSubMbPart[2] = mblock->NumSubMbPart[3] = 1; - mblock->SubMbPartWidth[0] = mblock->SubMbPartWidth[1] = - mblock->SubMbPartWidth[2] = mblock->SubMbPartWidth[3] = mblock->MbPartWidth; - mblock->SubMbPartHeight[0] = mblock->SubMbPartHeight[1] = - mblock->SubMbPartHeight[2] = mblock->SubMbPartHeight[3] = mblock->MbPartHeight; - } - else - { - InterpretMBModeI(mblock, mb_type - 5); - /* set MV and Ref_Idx codes of Intra blocks in P-slices */ - memset(mblock->mvL0, 0, sizeof(int32)*16); - mblock->ref_idx_L0[0] = mblock->ref_idx_L0[1] = mblock->ref_idx_L0[2] = mblock->ref_idx_L0[3] = -1; - } - return ; -} - -void InterpretMBModeB(AVCMacroblock *mblock, uint mb_type) -{ - const static int map2PartWidth[23] = {8, 16, 16, 16, 16, 8, 16, 8, 16, 8, - 16, 8, 16, 8, 16, 8, 16, 8, 16, 8, 16, 8, 8 - }; - const static int map2PartHeight[23] = {8, 16, 16, 16, 8, 16, 8, 16, 8, - 16, 8, 16, 8, 16, 8, 16, 8, 16, 8, 16, 8, 16, 8 - }; - /* see enum AVCMBType declaration */ - const static AVCMBMode map2mbMode[23] = {AVC_BDirect16, AVC_P16, AVC_P16, AVC_P16, - AVC_P16x8, AVC_P8x16, AVC_P16x8, AVC_P8x16, AVC_P16x8, AVC_P8x16, - AVC_P16x8, AVC_P8x16, AVC_P16x8, AVC_P8x16, AVC_P16x8, AVC_P8x16, - AVC_P16x8, AVC_P8x16, AVC_P16x8, AVC_P8x16, AVC_P16x8, AVC_P8x16, AVC_P8 - }; - const static int map2PredMode1[23] = {3, 0, 1, 2, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 2, 2, 2, 2, 2, 2, -1}; - const static int map2PredMode2[23] = { -1, -1, -1, -1, 0, 0, 1, 1, 1, 1, 0, 0, 2, 2, 2, 2, 0, 0, 1, 1, 2, 2, -1}; - const static int map2NumPart[23] = { -1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 4}; - - mblock->mb_intra = FALSE; - - if (mb_type < 23) - { - mblock->mbMode = map2mbMode[mb_type]; - mblock->NumMbPart = map2NumPart[mb_type]; - mblock->MBPartPredMode[0][0] = (AVCPredMode)map2PredMode1[mb_type]; - if (mblock->NumMbPart > 1) - { - mblock->MBPartPredMode[1][0] = (AVCPredMode)map2PredMode2[mb_type]; - } - mblock->MbPartWidth = map2PartWidth[mb_type]; - mblock->MbPartHeight = map2PartHeight[mb_type]; - } - else - { - InterpretMBModeI(mblock, mb_type - 23); - } - - return ; -} - -void InterpretMBModeSI(AVCMacroblock *mblock, uint mb_type) -{ - mblock->mb_intra = TRUE; - - if (mb_type == 0) - { - mblock->mbMode = AVC_SI4; - /* other values are N/A */ - } - else - { - InterpretMBModeI(mblock, mb_type - 1); - } - return ; -} - -/* input is mblock->sub_mb_type[] */ -void InterpretSubMBModeP(AVCMacroblock *mblock, uint *sub_mb_type) -{ - int i, sub_type; - /* see enum AVCMBType declaration */ -// const static AVCSubMBMode map2subMbMode[4] = {AVC_8x8,AVC_8x4,AVC_4x8,AVC_4x4}; - const static int map2subPartWidth[4] = {8, 8, 4, 4}; - const static int map2subPartHeight[4] = {8, 4, 8, 4}; - const static int map2numSubPart[4] = {1, 2, 2, 4}; - - for (i = 0; i < 4 ; i++) - { - sub_type = (int) sub_mb_type[i]; - // mblock->subMbMode[i] = map2subMbMode[sub_type]; - mblock->NumSubMbPart[i] = map2numSubPart[sub_type]; - mblock->SubMbPartWidth[i] = map2subPartWidth[sub_type]; - mblock->SubMbPartHeight[i] = map2subPartHeight[sub_type]; - } - - return ; -} - -void InterpretSubMBModeB(AVCMacroblock *mblock, uint *sub_mb_type) -{ - int i, j, sub_type; - /* see enum AVCMBType declaration */ - const static AVCSubMBMode map2subMbMode[13] = {AVC_BDirect8, AVC_8x8, AVC_8x8, - AVC_8x8, AVC_8x4, AVC_4x8, AVC_8x4, AVC_4x8, AVC_8x4, AVC_4x8, AVC_4x4, AVC_4x4, AVC_4x4 - }; - const static int map2subPartWidth[13] = {4, 8, 8, 8, 8, 4, 8, 4, 8, 4, 4, 4, 4}; - const static int map2subPartHeight[13] = {4, 8, 8, 8, 4, 8, 4, 8, 4, 8, 4, 4, 4}; - const static int map2numSubPart[13] = {1, 1, 1, 2, 2, 2, 2, 2, 2, 4, 4, 4}; - const static int map2predMode[13] = {3, 0, 1, 2, 0, 0, 1, 1, 2, 2, 0, 1, 2}; - - for (i = 0; i < 4 ; i++) - { - sub_type = (int) sub_mb_type[i]; - mblock->subMbMode[i] = map2subMbMode[sub_type]; - mblock->NumSubMbPart[i] = map2numSubPart[sub_type]; - mblock->SubMbPartWidth[i] = map2subPartWidth[sub_type]; - mblock->SubMbPartHeight[i] = map2subPartHeight[sub_type]; - for (j = 0; j < 4; j++) - { - mblock->MBPartPredMode[i][j] = (AVCPredMode)map2predMode[sub_type]; - } - } - - return ; -} - -/* see subclause 8.3.1 */ -AVCDec_Status DecodeIntra4x4Mode(AVCCommonObj *video, AVCMacroblock *currMB, AVCDecBitstream *stream) -{ - int intra4x4PredModeA = 0, intra4x4PredModeB = 0, predIntra4x4PredMode = 0; - int component, SubBlock_indx, block_x, block_y; - int dcOnlyPredictionFlag; - uint prev_intra4x4_pred_mode_flag[16]; - int rem_intra4x4_pred_mode[16]; - int bindx = 0; - - for (component = 0; component < 4; component++) /* partition index */ - { - block_x = ((component & 1) << 1); - block_y = ((component >> 1) << 1); - - for (SubBlock_indx = 0; SubBlock_indx < 4; SubBlock_indx++) /* sub-partition index */ - { - BitstreamRead1Bit(stream, &(prev_intra4x4_pred_mode_flag[bindx])); - - if (!prev_intra4x4_pred_mode_flag[bindx]) - { - BitstreamReadBits(stream, 3, (uint*)&(rem_intra4x4_pred_mode[bindx])); - } - - dcOnlyPredictionFlag = 0; - if (block_x > 0) - { - intra4x4PredModeA = currMB->i4Mode[(block_y << 2) + block_x - 1 ]; - } - else - { - if (video->intraAvailA) - { - if (video->mblock[video->mbAddrA].mbMode == AVC_I4) - { - intra4x4PredModeA = video->mblock[video->mbAddrA].i4Mode[(block_y << 2) + 3]; - } - else - { - intra4x4PredModeA = AVC_I4_DC; - } - } - else - { - dcOnlyPredictionFlag = 1; - } - } - - if (block_y > 0) - { - intra4x4PredModeB = currMB->i4Mode[((block_y-1) << 2) + block_x]; - } - else - { - if (video->intraAvailB) - { - if (video->mblock[video->mbAddrB].mbMode == AVC_I4) - { - intra4x4PredModeB = video->mblock[video->mbAddrB].i4Mode[(3 << 2) + block_x]; - } - else - { - intra4x4PredModeB = AVC_I4_DC; - } - } - else - { - dcOnlyPredictionFlag = 1; - } - } - - if (dcOnlyPredictionFlag) - { - intra4x4PredModeA = intra4x4PredModeB = AVC_I4_DC; - } - - predIntra4x4PredMode = AVC_MIN(intra4x4PredModeA, intra4x4PredModeB); - if (prev_intra4x4_pred_mode_flag[bindx]) - { - currMB->i4Mode[(block_y<<2)+block_x] = (AVCIntra4x4PredMode)predIntra4x4PredMode; - } - else - { - if (rem_intra4x4_pred_mode[bindx] < predIntra4x4PredMode) - { - currMB->i4Mode[(block_y<<2)+block_x] = (AVCIntra4x4PredMode)rem_intra4x4_pred_mode[bindx]; - } - else - { - currMB->i4Mode[(block_y<<2)+block_x] = (AVCIntra4x4PredMode)(rem_intra4x4_pred_mode[bindx] + 1); - } - } - bindx++; - block_y += (SubBlock_indx & 1) ; - block_x += (1 - 2 * (SubBlock_indx & 1)) ; - } - } - return AVCDEC_SUCCESS; -} -AVCDec_Status ConcealSlice(AVCDecObject *decvid, int mbnum_start, int mbnum_end) -{ - AVCCommonObj *video = decvid->common; - AVCMacroblock *currMB ; - - int CurrMbAddr; - - if (video->RefPicList0[0] == NULL) - { - return AVCDEC_FAIL; - } - - for (CurrMbAddr = mbnum_start; CurrMbAddr < mbnum_end; CurrMbAddr++) - { - currMB = video->currMB = &(video->mblock[CurrMbAddr]); - video->mbNum = CurrMbAddr; - currMB->slice_id = video->slice_id++; // slice - - /* we can remove this check if we don't support Mbaff. */ - /* we can wrap below into an initMB() function which will also - do necessary reset of macroblock related parameters. */ - - video->mb_x = CurrMbAddr % video->PicWidthInMbs; - video->mb_y = CurrMbAddr / video->PicWidthInMbs; - - /* check the availability of neighboring macroblocks */ - InitNeighborAvailability(video, CurrMbAddr); - - currMB->mb_intra = FALSE; - - currMB->mbMode = AVC_SKIP; - currMB->MbPartWidth = currMB->MbPartHeight = 16; - - currMB->NumMbPart = 1; - currMB->NumSubMbPart[0] = currMB->NumSubMbPart[1] = - currMB->NumSubMbPart[2] = currMB->NumSubMbPart[3] = 1; - currMB->SubMbPartWidth[0] = currMB->SubMbPartWidth[1] = - currMB->SubMbPartWidth[2] = currMB->SubMbPartWidth[3] = currMB->MbPartWidth; - currMB->SubMbPartHeight[0] = currMB->SubMbPartHeight[1] = - currMB->SubMbPartHeight[2] = currMB->SubMbPartHeight[3] = currMB->MbPartHeight; - currMB->QPy = 26; - currMB->QPc = 26; - memset(currMB->nz_coeff, 0, sizeof(uint8)*NUM_BLKS_IN_MB); - - currMB->CBP = 0; - video->cbp4x4 = 0; - /* for skipped MB, always look at the first entry in RefPicList */ - currMB->RefIdx[0] = currMB->RefIdx[1] = - currMB->RefIdx[2] = currMB->RefIdx[3] = video->RefPicList0[0]->RefIdx; - InterMBPrediction(video); - - video->numMBs--; - - } - - return AVCDEC_SUCCESS; -} - diff --git a/media/libstagefright/codecs/avc/dec/src/vlc.cpp b/media/libstagefright/codecs/avc/dec/src/vlc.cpp deleted file mode 100644 index f531249..0000000 --- a/media/libstagefright/codecs/avc/dec/src/vlc.cpp +++ /dev/null @@ -1,815 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 1998-2009 PacketVideo - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either - * express or implied. - * See the License for the specific language governing permissions - * and limitations under the License. - * ------------------------------------------------------------------- - */ -#include "avcdec_lib.h" -#include "avcdec_bitstream.h" - -//#define PV_ARM_V5 -#ifdef PV_ARM_V5 -#define PV_CLZ(A,B) __asm{CLZ (A),(B)} \ - A -= 16; -#else -#define PV_CLZ(A,B) while (((B) & 0x8000) == 0) {(B) <<=1; A++;} -#endif - - -#define PV_NO_CLZ - -#ifndef PV_NO_CLZ -typedef struct tagVLCNumCoeffTrail -{ - int trailing; - int total_coeff; - int length; -} VLCNumCoeffTrail; - -typedef struct tagShiftOffset -{ - int shift; - int offset; -} ShiftOffset; - -const VLCNumCoeffTrail NumCoeffTrailOnes[3][67] = -{ - {{0, 0, 1}, {1, 1, 2}, {2, 2, 3}, {1, 2, 6}, {0, 1, 6}, {3, 3, 5}, {3, 3, 5}, {3, 5, 7}, - {2, 3, 7}, {3, 4, 6}, {3, 4, 6}, {3, 6, 8}, {2, 4, 8}, {1, 3, 8}, {0, 2, 8}, {3, 7, 9}, - {2, 5, 9}, {1, 4, 9}, {0, 3, 9}, {3, 8, 10}, {2, 6, 10}, {1, 5, 10}, {0, 4, 10}, {3, 9, 11}, - {2, 7, 11}, {1, 6, 11}, {0, 5, 11}, {0, 8, 13}, {2, 9, 13}, {1, 8, 13}, {0, 7, 13}, {3, 10, 13}, - {2, 8, 13}, {1, 7, 13}, {0, 6, 13}, {3, 12, 14}, {2, 11, 14}, {1, 10, 14}, {0, 10, 14}, {3, 11, 14}, - {2, 10, 14}, {1, 9, 14}, {0, 9, 14}, {3, 14, 15}, {2, 13, 15}, {1, 12, 15}, {0, 12, 15}, {3, 13, 15}, - {2, 12, 15}, {1, 11, 15}, {0, 11, 15}, {3, 16, 16}, {2, 15, 16}, {1, 15, 16}, {0, 14, 16}, {3, 15, 16}, - {2, 14, 16}, {1, 14, 16}, {0, 13, 16}, {0, 16, 16}, {2, 16, 16}, {1, 16, 16}, {0, 15, 16}, {1, 13, 15}, - { -1, -1, -1}, { -1, -1, -1}, { -1, -1, -1}}, - - {{1, 1, 2}, {0, 0, 2}, {3, 4, 4}, {3, 3, 4}, {2, 2, 3}, {2, 2, 3}, {3, 6, 6}, {2, 3, 6}, - {1, 3, 6}, {0, 1, 6}, {3, 5, 5}, {3, 5, 5}, {1, 2, 5}, {1, 2, 5}, {3, 7, 6}, {2, 4, 6}, - {1, 4, 6}, {0, 2, 6}, {3, 8, 7}, {2, 5, 7}, {1, 5, 7}, {0, 3, 7}, {0, 5, 8}, {2, 6, 8}, - {1, 6, 8}, {0, 4, 8}, {3, 9, 9}, {2, 7, 9}, {1, 7, 9}, {0, 6, 9}, {3, 11, 11}, {2, 9, 11}, - {1, 9, 11}, {0, 8, 11}, {3, 10, 11}, {2, 8, 11}, {1, 8, 11}, {0, 7, 11}, {0, 11, 12}, {2, 11, 12}, - {1, 11, 12}, {0, 10, 12}, {3, 12, 12}, {2, 10, 12}, {1, 10, 12}, {0, 9, 12}, {3, 14, 13}, {2, 13, 13}, - {1, 13, 13}, {0, 13, 13}, {3, 13, 13}, {2, 12, 13}, {1, 12, 13}, {0, 12, 13}, {1, 15, 14}, {0, 15, 14}, - {2, 15, 14}, {1, 14, 14}, {2, 14, 13}, {2, 14, 13}, {0, 14, 13}, {0, 14, 13}, {3, 16, 14}, {2, 16, 14}, - {1, 16, 14}, {0, 16, 14}, {3, 15, 13}}, - - {{3, 7, 4}, {3, 6, 4}, {3, 5, 4}, {3, 4, 4}, {3, 3, 4}, {2, 2, 4}, {1, 1, 4}, {0, 0, 4}, - {1, 5, 5}, {2, 5, 5}, {1, 4, 5}, {2, 4, 5}, {1, 3, 5}, {3, 8, 5}, {2, 3, 5}, {1, 2, 5}, - {0, 3, 6}, {2, 7, 6}, {1, 7, 6}, {0, 2, 6}, {3, 9, 6}, {2, 6, 6}, {1, 6, 6}, {0, 1, 6}, - {0, 7, 7}, {0, 6, 7}, {2, 9, 7}, {0, 5, 7}, {3, 10, 7}, {2, 8, 7}, {1, 8, 7}, {0, 4, 7}, - {3, 12, 8}, {2, 11, 8}, {1, 10, 8}, {0, 9, 8}, {3, 11, 8}, {2, 10, 8}, {1, 9, 8}, {0, 8, 8}, - {0, 12, 9}, {2, 13, 9}, {1, 12, 9}, {0, 11, 9}, {3, 13, 9}, {2, 12, 9}, {1, 11, 9}, {0, 10, 9}, - {1, 15, 10}, {0, 14, 10}, {3, 14, 10}, {2, 14, 10}, {1, 14, 10}, {0, 13, 10}, {1, 13, 9}, {1, 13, 9}, - {1, 16, 10}, {0, 15, 10}, {3, 15, 10}, {2, 15, 10}, {3, 16, 10}, {2, 16, 10}, {0, 16, 10}, { -1, -1, -1}, - { -1, -1, -1}, { -1, -1, -1}, { -1, -1, -1}} -}; - - -const ShiftOffset NumCoeffTrailOnes_indx[3][15] = -{ - {{15, -1}, {14, 0}, {13, 1}, {10, -1}, {9, 3}, {8, 7}, {7, 11}, {6, 15}, - {5, 19}, {3, 19}, {2, 27}, {1, 35}, {0, 43}, {0, 55}, {1, 62}}, - - {{14, -2}, {12, -2}, {10, -2}, {10, 10}, {9, 14}, {8, 18}, {7, 22}, {5, 22}, - {4, 30}, {3, 38}, {2, 46}, {2, 58}, {3, 65}, {16, 0}, {16, 0}}, - - {{12, -8}, {11, 0}, {10, 8}, {9, 16}, {8, 24}, {7, 32}, {6, 40}, {6, 52}, - {6, 58}, {6, 61}, {16, 0}, {16, 0}, {16, 0}, {16, 0}, {16, 0}} -}; - -const static int nC_table[8] = {0, 0, 1, 1, 2, 2, 2, 2}; - -#endif -/** -See algorithm in subclause 9.1, Table 9-1, Table 9-2. */ -AVCDec_Status ue_v(AVCDecBitstream *bitstream, uint *codeNum) -{ - uint temp, tmp_cnt; - int leading_zeros = 0; - BitstreamShowBits(bitstream, 16, &temp); - tmp_cnt = temp | 0x1; - - PV_CLZ(leading_zeros, tmp_cnt) - - if (leading_zeros < 8) - { - *codeNum = (temp >> (15 - (leading_zeros << 1))) - 1; - BitstreamFlushBits(bitstream, (leading_zeros << 1) + 1); - } - else - { - BitstreamReadBits(bitstream, (leading_zeros << 1) + 1, &temp); - *codeNum = temp - 1; - } - - return AVCDEC_SUCCESS; -} - -/** -See subclause 9.1.1, Table 9-3 */ -AVCDec_Status se_v(AVCDecBitstream *bitstream, int *value) -{ - uint temp, tmp_cnt; - int leading_zeros = 0; - BitstreamShowBits(bitstream, 16, &temp); - tmp_cnt = temp | 0x1; - - PV_CLZ(leading_zeros, tmp_cnt) - - if (leading_zeros < 8) - { - temp >>= (15 - (leading_zeros << 1)); - BitstreamFlushBits(bitstream, (leading_zeros << 1) + 1); - } - else - { - BitstreamReadBits(bitstream, (leading_zeros << 1) + 1, &temp); - } - - *value = temp >> 1; - - if (temp & 0x01) // lsb is signed bit - *value = -(*value); - -// leading_zeros = temp >> 1; -// *value = leading_zeros - (leading_zeros*2*(temp&1)); - - return AVCDEC_SUCCESS; -} - -AVCDec_Status se_v32bit(AVCDecBitstream *bitstream, int32 *value) -{ - int leadingZeros; - uint32 infobits; - uint32 codeNum; - - if (AVCDEC_SUCCESS != GetEGBitstring32bit(bitstream, &leadingZeros, &infobits)) - return AVCDEC_FAIL; - - codeNum = (1 << leadingZeros) - 1 + infobits; - - *value = (codeNum + 1) / 2; - - if ((codeNum & 0x01) == 0) // lsb is signed bit - *value = -(*value); - - return AVCDEC_SUCCESS; -} - - -AVCDec_Status te_v(AVCDecBitstream *bitstream, uint *value, uint range) -{ - if (range > 1) - { - ue_v(bitstream, value); - } - else - { - BitstreamRead1Bit(bitstream, value); - *value = 1 - (*value); - } - return AVCDEC_SUCCESS; -} - - - -/* This function is only used for syntax with range from -2^31 to 2^31-1 */ -/* only a few of them in the SPS and PPS */ -AVCDec_Status GetEGBitstring32bit(AVCDecBitstream *bitstream, int *leadingZeros, uint32 *infobits) -{ - int bit_value; - uint info_temp; - - *leadingZeros = 0; - - BitstreamRead1Bit(bitstream, (uint*)&bit_value); - - while (!bit_value) - { - (*leadingZeros)++; - BitstreamRead1Bit(bitstream, (uint*)&bit_value); - } - - if (*leadingZeros > 0) - { - if (sizeof(uint) == 4) /* 32 bit machine */ - { - BitstreamReadBits(bitstream, *leadingZeros, (uint*)&info_temp); - *infobits = (uint32)info_temp; - } - else if (sizeof(uint) == 2) /* 16 bit machine */ - { - *infobits = 0; - if (*leadingZeros > 16) - { - BitstreamReadBits(bitstream, 16, (uint*)&info_temp); - (*leadingZeros) -= 16; - *infobits = ((uint32)info_temp) << (*leadingZeros); - } - - BitstreamReadBits(bitstream, *leadingZeros, (uint*)&info_temp); - *infobits |= (uint32)info_temp ; - } - } - else - *infobits = 0; - - return AVCDEC_SUCCESS; -} - -/* see Table 9-4 assignment of codeNum to values of coded_block_pattern. */ -const static uint8 MapCBP[48][2] = -{ - {47, 0}, {31, 16}, {15, 1}, { 0, 2}, {23, 4}, {27, 8}, {29, 32}, {30, 3}, { 7, 5}, {11, 10}, {13, 12}, {14, 15}, - {39, 47}, {43, 7}, {45, 11}, {46, 13}, {16, 14}, { 3, 6}, { 5, 9}, {10, 31}, {12, 35}, {19, 37}, {21, 42}, {26, 44}, - {28, 33}, {35, 34}, {37, 36}, {42, 40}, {44, 39}, { 1, 43}, { 2, 45}, { 4, 46}, { 8, 17}, {17, 18}, {18, 20}, {20, 24}, - {24, 19}, { 6, 21}, { 9, 26}, {22, 28}, {25, 23}, {32, 27}, {33, 29}, {34, 30}, {36, 22}, {40, 25}, {38, 38}, {41, 41}, -}; - -AVCDec_Status DecodeCBP(AVCMacroblock *currMB, AVCDecBitstream *stream) -{ - uint codeNum; - uint coded_block_pattern; - - ue_v(stream, &codeNum); - - if (codeNum > 47) - { - return AVCDEC_FAIL; - } - - /* can get rid of the if _OPTIMIZE */ - if (currMB->mbMode == AVC_I4) - { - coded_block_pattern = MapCBP[codeNum][0]; - } - else - { - coded_block_pattern = MapCBP[codeNum][1]; - } - -// currMB->cbpL = coded_block_pattern&0xF; /* modulo 16 */ -// currMB->cbpC = coded_block_pattern>>4; /* divide 16 */ - currMB->CBP = coded_block_pattern; - - return AVCDEC_SUCCESS; -} - - -/* TO BE OPTIMIZED !!!!! */ -AVCDec_Status ce_TotalCoeffTrailingOnes(AVCDecBitstream *stream, int *TrailingOnes, int *TotalCoeff, int nC) -{ -#ifdef PV_NO_CLZ - const static uint8 TotCofNTrail1[75][3] = {{0, 0, 16}/*error */, {0, 0, 16}/*error */, {1, 13, 15}, {1, 13, 15}, {0, 16, 16}, {2, 16, 16}, {1, 16, 16}, {0, 15, 16}, - {3, 16, 16}, {2, 15, 16}, {1, 15, 16}, {0, 14, 16}, {3, 15, 16}, {2, 14, 16}, {1, 14, 16}, {0, 13, 16}, - {3, 14, 15}, {2, 13, 15}, {1, 12, 15}, {0, 12, 15}, {3, 13, 15}, {2, 12, 15}, {1, 11, 15}, {0, 11, 15}, - {3, 12, 14}, {2, 11, 14}, {1, 10, 14}, {0, 10, 14}, {3, 11, 14}, {2, 10, 14}, {1, 9, 14}, {0, 9, 14}, - {0, 8, 13}, {2, 9, 13}, {1, 8, 13}, {0, 7, 13}, {3, 10, 13}, {2, 8, 13}, {1, 7, 13}, {0, 6, 13}, - {3, 9, 11}, {2, 7, 11}, {1, 6, 11}, {0, 5, 11}, {3, 8, 10}, - {2, 6, 10}, {1, 5, 10}, {0, 4, 10}, {3, 7, 9}, {2, 5, 9}, {1, 4, 9}, {0, 3, 9}, {3, 6, 8}, - {2, 4, 8}, {1, 3, 8}, {0, 2, 8}, {3, 5, 7}, {2, 3, 7}, {3, 4, 6}, {3, 4, 6}, {1, 2, 6}, - {1, 2, 6}, {0, 1, 6}, {0, 1, 6}, {3, 3, 5}, {3, 3, 5}, {3, 3, 5}, {3, 3, 5}, {2, 2, 3}, - {1, 1, 2}, {1, 1, 2}, {0, 0, 1}, {0, 0, 1}, {0, 0, 1}, {0, 0, 1} - }; - - const static uint8 TotCofNTrail2[84][3] = {{0, 0, 14 /* error */}, {0, 0, 14/*error */}, {3, 15, 13}, {3, 15, 13}, {3, 16, 14}, {2, 16, 14}, {1, 16, 14}, {0, 16, 14}, - {1, 15, 14}, {0, 15, 14}, {2, 15, 14}, {1, 14, 14}, {2, 14, 13}, {2, 14, 13}, {0, 14, 13}, {0, 14, 13}, - {3, 14, 13}, {2, 13, 13}, {1, 13, 13}, {0, 13, 13}, {3, 13, 13}, {2, 12, 13}, {1, 12, 13}, {0, 12, 13}, - {0, 11, 12}, {2, 11, 12}, {1, 11, 12}, {0, 10, 12}, {3, 12, 12}, {2, 10, 12}, {1, 10, 12}, {0, 9, 12}, - {3, 11, 11}, {2, 9, 11}, {1, 9, 11}, {0, 8, 11}, {3, 10, 11}, {2, 8, 11}, {1, 8, 11}, {0, 7, 11}, - {3, 9, 9}, {2, 7, 9}, {1, 7, 9}, {0, 6, 9}, {0, 5, 8}, {0, 5, 8}, {2, 6, 8}, {2, 6, 8}, - {1, 6, 8}, {1, 6, 8}, {0, 4, 8}, {0, 4, 8}, {3, 8, 7}, {2, 5, 7}, {1, 5, 7}, {0, 3, 7}, - {3, 7, 6}, {3, 7, 6}, {2, 4, 6}, {2, 4, 6}, {1, 4, 6}, {1, 4, 6}, {0, 2, 6}, {0, 2, 6}, - {3, 6, 6}, {2, 3, 6}, {1, 3, 6}, {0, 1, 6}, {3, 5, 5}, {3, 5, 5}, {1, 2, 5}, {1, 2, 5}, - {3, 4, 4}, {3, 3, 4}, {2, 2, 3}, {2, 2, 3}, {1, 1, 2}, {1, 1, 2}, {1, 1, 2}, {1, 1, 2}, - {0, 0, 2}, {0, 0, 2}, {0, 0, 2}, {0, 0, 2} - }; - - const static uint8 TotCofNTrail3[64][3] = {{0, 0, 10/*error*/}, {0, 16, 10}, {3, 16, 10}, {2, 16, 10}, {1, 16, 10}, {0, 15, 10}, {3, 15, 10}, - {2, 15, 10}, {1, 15, 10}, {0, 14, 10}, {3, 14, 10}, {2, 14, 10}, {1, 14, 10}, {0, 13, 10}, {1, 13, 9}, - {1, 13, 9}, {0, 12, 9}, {2, 13, 9}, {1, 12, 9}, {0, 11, 9}, {3, 13, 9}, {2, 12, 9}, {1, 11, 9}, - {0, 10, 9}, {3, 12, 8}, {2, 11, 8}, {1, 10, 8}, {0, 9, 8}, {3, 11, 8}, {2, 10, 8}, {1, 9, 8}, - {0, 8, 8}, {0, 7, 7}, {0, 6, 7}, {2, 9, 7}, {0, 5, 7}, {3, 10, 7}, {2, 8, 7}, {1, 8, 7}, - {0, 4, 7}, {0, 3, 6}, {2, 7, 6}, {1, 7, 6}, {0, 2, 6}, {3, 9, 6}, {2, 6, 6}, {1, 6, 6}, - {0, 1, 6}, {1, 5, 5}, {2, 5, 5}, {1, 4, 5}, {2, 4, 5}, {1, 3, 5}, {3, 8, 5}, {2, 3, 5}, - {1, 2, 5}, {3, 7, 4}, {3, 6, 4}, {3, 5, 4}, {3, 4, 4}, {3, 3, 4}, {2, 2, 4}, {1, 1, 4}, - {0, 0, 4} - }; -#endif - uint code; - -#ifdef PV_NO_CLZ - uint8 *pcode; - if (nC < 2) - { - BitstreamShowBits(stream, 16, &code); - - if (code >= 8192) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>13)+65+2][0]); - } - else if (code >= 2048) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>9)+50+2][0]); - } - else if (code >= 1024) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>8)+46+2][0]); - } - else if (code >= 512) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>7)+42+2][0]); - } - else if (code >= 256) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>6)+38+2][0]); - } - else if (code >= 128) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>5)+34+2][0]); - } - else if (code >= 64) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>3)+22+2][0]); - } - else if (code >= 32) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>2)+14+2][0]); - } - else if (code >= 16) - { - pcode = (uint8*) & (TotCofNTrail1[(code>>1)+6+2][0]); - } - else - { - pcode = (uint8*) & (TotCofNTrail1[(code-2)+2][0]); - } - - *TrailingOnes = pcode[0]; - *TotalCoeff = pcode[1]; - - BitstreamFlushBits(stream, pcode[2]); - } - else if (nC < 4) - { - BitstreamShowBits(stream, 14, &code); - - if (code >= 4096) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>10)+66+2][0]); - } - else if (code >= 2048) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>8)+54+2][0]); - } - else if (code >= 512) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>7)+46+2][0]); - } - else if (code >= 128) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>5)+34+2][0]); - } - else if (code >= 64) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>3)+22+2][0]); - } - else if (code >= 32) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>2)+14+2][0]); - } - else if (code >= 16) - { - pcode = (uint8*) & (TotCofNTrail2[(code>>1)+6+2][0]); - } - else - { - pcode = (uint8*) & (TotCofNTrail2[code-2+2][0]); - } - *TrailingOnes = pcode[0]; - *TotalCoeff = pcode[1]; - - BitstreamFlushBits(stream, pcode[2]); - } - else if (nC < 8) - { - BitstreamShowBits(stream, 10, &code); - - if (code >= 512) - { - pcode = (uint8*) & (TotCofNTrail3[(code>>6)+47+1][0]); - } - else if (code >= 256) - { - pcode = (uint8*) & (TotCofNTrail3[(code>>5)+39+1][0]); - } - else if (code >= 128) - { - pcode = (uint8*) & (TotCofNTrail3[(code>>4)+31+1][0]); - } - else if (code >= 64) - { - pcode = (uint8*) & (TotCofNTrail3[(code>>3)+23+1][0]); - } - else if (code >= 32) - { - pcode = (uint8*) & (TotCofNTrail3[(code>>2)+15+1][0]); - } - else if (code >= 16) - { - pcode = (uint8*) & (TotCofNTrail3[(code>>1)+7+1][0]); - } - else - { - pcode = (uint8*) & (TotCofNTrail3[code-1+1][0]); - } - *TrailingOnes = pcode[0]; - *TotalCoeff = pcode[1]; - - BitstreamFlushBits(stream, pcode[2]); - } - else - { - /* read 6 bit FLC */ - BitstreamReadBits(stream, 6, &code); - - - *TrailingOnes = code & 3; - *TotalCoeff = (code >> 2) + 1; - - if (*TotalCoeff > 16) - { - *TotalCoeff = 16; // _ERROR - } - - if (code == 3) - { - *TrailingOnes = 0; - (*TotalCoeff)--; - } - } -#else - const VLCNumCoeffTrail *ptr; - const ShiftOffset *ptr_indx; - uint temp, leading_zeros = 0; - - if (nC < 8) - { - - BitstreamShowBits(stream, 16, &code); - temp = code | 1; - - PV_CLZ(leading_zeros, temp) - - temp = nC_table[nC]; - ptr_indx = &NumCoeffTrailOnes_indx[temp][leading_zeros]; - ptr = &NumCoeffTrailOnes[temp][(code >> ptr_indx->shift) + ptr_indx->offset]; - *TrailingOnes = ptr->trailing; - *TotalCoeff = ptr->total_coeff; - BitstreamFlushBits(stream, ptr->length); - } - else - { - /* read 6 bit FLC */ - BitstreamReadBits(stream, 6, &code); - - - *TrailingOnes = code & 3; - *TotalCoeff = (code >> 2) + 1; - - if (*TotalCoeff > 16) - { - *TotalCoeff = 16; // _ERROR - } - - if (code == 3) - { - *TrailingOnes = 0; - (*TotalCoeff)--; - } - } -#endif - return AVCDEC_SUCCESS; -} - -/* TO BE OPTIMIZED !!!!! */ -AVCDec_Status ce_TotalCoeffTrailingOnesChromaDC(AVCDecBitstream *stream, int *TrailingOnes, int *TotalCoeff) -{ - AVCDec_Status status; - - const static uint8 TotCofNTrail5[21][3] = - { - {3, 4, 7}, {3, 4, 7}, {2, 4, 8}, {1, 4, 8}, {2, 3, 7}, {2, 3, 7}, {1, 3, 7}, - {1, 3, 7}, {0, 4, 6}, {0, 3, 6}, {0, 2, 6}, {3, 3, 6}, {1, 2, 6}, {0, 1, 6}, - {2, 2, 3}, {0, 0, 2}, {0, 0, 2}, {1, 1, 1}, {1, 1, 1}, {1, 1, 1}, {1, 1, 1} - }; - - uint code; - uint8 *pcode; - - status = BitstreamShowBits(stream, 8, &code); - - if (code >= 32) - { - pcode = (uint8*) & (TotCofNTrail5[(code>>5)+13][0]); - } - else if (code >= 8) - { - pcode = (uint8*) & (TotCofNTrail5[(code>>2)+6][0]); - } - else - { - pcode = (uint8*) & (TotCofNTrail5[code][0]); - } - - *TrailingOnes = pcode[0]; - *TotalCoeff = pcode[1]; - - BitstreamFlushBits(stream, pcode[2]); - - return status; -} - -/* see Table 9-6 */ -AVCDec_Status ce_LevelPrefix(AVCDecBitstream *stream, uint *code) -{ - uint temp; - uint leading_zeros = 0; - BitstreamShowBits(stream, 16, &temp); - temp |= 1 ; - - PV_CLZ(leading_zeros, temp) - - BitstreamFlushBits(stream, leading_zeros + 1); - *code = leading_zeros; - return AVCDEC_SUCCESS; -} - -/* see Table 9-7 and 9-8 */ -AVCDec_Status ce_TotalZeros(AVCDecBitstream *stream, int *code, int TotalCoeff) -{ - const static uint8 TotZero1[28][2] = {{15, 9}, {14, 9}, {13, 9}, {12, 8}, - {12, 8}, {11, 8}, {11, 8}, {10, 7}, {9, 7}, {8, 6}, {8, 6}, {7, 6}, {7, 6}, {6, 5}, {6, 5}, - {6, 5}, {6, 5}, {5, 5}, {5, 5}, {5, 5}, {5, 5}, {4, 4}, {3, 4}, - {2, 3}, {2, 3}, {1, 3}, {1, 3}, {0, 1} - }; - - const static uint8 TotZero2n3[2][18][2] = {{{14, 6}, {13, 6}, {12, 6}, {11, 6}, - {10, 5}, {10, 5}, {9, 5}, {9, 5}, {8, 4}, {7, 4}, {6, 4}, {5, 4}, {4, 3}, {4, 3}, - {3, 3}, {2, 3}, {1, 3}, {0, 3}}, - - /*const static uint8 TotZero3[18][2]=*/{{13, 6}, {11, 6}, {12, 5}, {12, 5}, {10, 5}, - {10, 5}, {9, 5}, {9, 5}, {8, 4}, {5, 4}, {4, 4}, {0, 4}, {7, 3}, {7, 3}, {6, 3}, {3, 3}, - {2, 3}, {1, 3}} - }; - - const static uint8 TotZero4[17][2] = {{12, 5}, {11, 5}, {10, 5}, {0, 5}, {9, 4}, - {9, 4}, {7, 4}, {7, 4}, {3, 4}, {3, 4}, {2, 4}, {2, 4}, {8, 3}, {6, 3}, {5, 3}, {4, 3}, {1, 3} - }; - - const static uint8 TotZero5[13][2] = {{11, 5}, {9, 5}, {10, 4}, {8, 4}, {2, 4}, - {1, 4}, {0, 4}, {7, 3}, {7, 3}, {6, 3}, {5, 3}, {4, 3}, {3, 3} - }; - - const static uint8 TotZero6to10[5][15][2] = {{{10, 6}, {0, 6}, {1, 5}, {1, 5}, {8, 4}, - {8, 4}, {8, 4}, {8, 4}, {9, 3}, {7, 3}, {6, 3}, {5, 3}, {4, 3}, {3, 3}, {2, 3}}, - - /*const static uint8 TotZero7[15][2]=*/{{9, 6}, {0, 6}, {1, 5}, {1, 5}, {7, 4}, - {7, 4}, {7, 4}, {7, 4}, {8, 3}, {6, 3}, {4, 3}, {3, 3}, {2, 3}, {5, 2}, {5, 2}}, - - /*const static uint8 TotZero8[15][2]=*/{{8, 6}, {0, 6}, {2, 5}, {2, 5}, {1, 4}, - {1, 4}, {1, 4}, {1, 4}, {7, 3}, {6, 3}, {3, 3}, {5, 2}, {5, 2}, {4, 2}, {4, 2}}, - - /*const static uint8 TotZero9[15][2]=*/{{1, 6}, {0, 6}, {7, 5}, {7, 5}, {2, 4}, - {2, 4}, {2, 4}, {2, 4}, {5, 3}, {6, 2}, {6, 2}, {4, 2}, {4, 2}, {3, 2}, {3, 2}}, - - /*const static uint8 TotZero10[11][2]=*/{{1, 5}, {0, 5}, {6, 4}, {6, 4}, {2, 3}, - {2, 3}, {2, 3}, {2, 3}, {5, 2}, {4, 2}, {3, 2}, {0, 0}, {0, 0}, {0, 0}, {0, 0}} - }; - - const static uint8 TotZero11[7][2] = {{0, 4}, {1, 4}, {2, 3}, {2, 3}, {3, 3}, {5, 3}, {4, 1}}; - - const static uint8 TotZero12to15[4][5][2] = - { - {{3, 1}, {2, 2}, {4, 3}, {1, 4}, {0, 4}}, - {{2, 1}, {3, 2}, {1, 3}, {0, 3}, {0, 0}}, - {{2, 1}, {1, 2}, {0, 2}, {0, 0}, {0, 0}}, - {{1, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}} - }; - - uint temp, mask; - int indx; - uint8 *pcode; - - if (TotalCoeff == 1) - { - BitstreamShowBits(stream, 9, &temp); - - if (temp >= 256) - { - pcode = (uint8*) & (TotZero1[27][0]); - } - else if (temp >= 64) - { - pcode = (uint8*) & (TotZero1[(temp>>5)+19][0]); - } - else if (temp >= 8) - { - pcode = (uint8*) & (TotZero1[(temp>>2)+5][0]); - } - else - { - pcode = (uint8*) & (TotZero1[temp-1][0]); - } - - } - else if (TotalCoeff == 2 || TotalCoeff == 3) - { - BitstreamShowBits(stream, 6, &temp); - - if (temp >= 32) - { - pcode = (uint8*) & (TotZero2n3[TotalCoeff-2][(temp>>3)+10][0]); - } - else if (temp >= 8) - { - pcode = (uint8*) & (TotZero2n3[TotalCoeff-2][(temp>>2)+6][0]); - } - else - { - pcode = (uint8*) & (TotZero2n3[TotalCoeff-2][temp][0]); - } - } - else if (TotalCoeff == 4) - { - BitstreamShowBits(stream, 5, &temp); - - if (temp >= 12) - { - pcode = (uint8*) & (TotZero4[(temp>>2)+9][0]); - } - else - { - pcode = (uint8*) & (TotZero4[temp][0]); - } - } - else if (TotalCoeff == 5) - { - BitstreamShowBits(stream, 5, &temp); - - if (temp >= 16) - { - pcode = (uint8*) & (TotZero5[(temp>>2)+5][0]); - } - else if (temp >= 2) - { - pcode = (uint8*) & (TotZero5[(temp>>1)+1][0]); - } - else - { - pcode = (uint8*) & (TotZero5[temp][0]); - } - } - else if (TotalCoeff >= 6 && TotalCoeff <= 10) - { - if (TotalCoeff == 10) - { - BitstreamShowBits(stream, 5, &temp); - } - else - { - BitstreamShowBits(stream, 6, &temp); - } - - - if (temp >= 8) - { - pcode = (uint8*) & (TotZero6to10[TotalCoeff-6][(temp>>3)+7][0]); - } - else - { - pcode = (uint8*) & (TotZero6to10[TotalCoeff-6][temp][0]); - } - } - else if (TotalCoeff == 11) - { - BitstreamShowBits(stream, 4, &temp); - - - if (temp >= 8) - { - pcode = (uint8*) & (TotZero11[6][0]); - } - else if (temp >= 4) - { - pcode = (uint8*) & (TotZero11[(temp>>1)+2][0]); - } - else - { - pcode = (uint8*) & (TotZero11[temp][0]); - } - } - else - { - BitstreamShowBits(stream, (16 - TotalCoeff), &temp); - mask = 1 << (15 - TotalCoeff); - indx = 0; - while ((temp&mask) == 0 && indx < (16 - TotalCoeff)) /* search location of 1 bit */ - { - mask >>= 1; - indx++; - } - - pcode = (uint8*) & (TotZero12to15[TotalCoeff-12][indx]); - } - - *code = pcode[0]; - BitstreamFlushBits(stream, pcode[1]); - - return AVCDEC_SUCCESS; -} - -/* see Table 9-9 */ -AVCDec_Status ce_TotalZerosChromaDC(AVCDecBitstream *stream, int *code, int TotalCoeff) -{ - const static uint8 TotZeroChrom1to3[3][8][2] = - { - {{3, 3}, {2, 3}, {1, 2}, {1, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}}, - {{2, 2}, {2, 2}, {1, 2}, {1, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}}, - {{1, 1}, {1, 1}, {1, 1}, {1, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}}, - }; - - - uint temp; - uint8 *pcode; - - BitstreamShowBits(stream, 3, &temp); - pcode = (uint8*) & (TotZeroChrom1to3[TotalCoeff-1][temp]); - - *code = pcode[0]; - - BitstreamFlushBits(stream, pcode[1]); - - return AVCDEC_SUCCESS; -} - -/* see Table 9-10 */ -AVCDec_Status ce_RunBefore(AVCDecBitstream *stream, int *code, int zerosLeft) -{ - const static int codlen[6] = {1, 2, 2, 3, 3, 3}; /* num bits to read */ - const static uint8 RunBeforeTab[6][8][2] = {{{1, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}}, - /*const static int RunBefore2[4][2]=*/{{2, 2}, {1, 2}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}}, - /*const static int RunBefore3[4][2]=*/{{3, 2}, {2, 2}, {1, 2}, {0, 2}, {0, 0}, {0, 0}, {0, 0}, {0, 0}}, - /*const static int RunBefore4[7][2]=*/{{4, 3}, {3, 3}, {2, 2}, {2, 2}, {1, 2}, {1, 2}, {0, 2}, {0, 2}}, - /*const static int RunBefore5[7][2]=*/{{5, 3}, {4, 3}, {3, 3}, {2, 3}, {1, 2}, {1, 2}, {0, 2}, {0, 2}}, - /*const static int RunBefore6[7][2]=*/{{1, 3}, {2, 3}, {4, 3}, {3, 3}, {6, 3}, {5, 3}, {0, 2}, {0, 2}} - }; - - uint temp; - uint8 *pcode; - int indx; - - if (zerosLeft <= 6) - { - BitstreamShowBits(stream, codlen[zerosLeft-1], &temp); - - pcode = (uint8*) & (RunBeforeTab[zerosLeft-1][temp][0]); - - *code = pcode[0]; - - BitstreamFlushBits(stream, pcode[1]); - } - else - { - BitstreamReadBits(stream, 3, &temp); - if (temp) - { - *code = 7 - temp; - } - else - { - BitstreamShowBits(stream, 9, &temp); - temp <<= 7; - temp |= 1; - indx = 0; - PV_CLZ(indx, temp) - *code = 7 + indx; - BitstreamFlushBits(stream, indx + 1); - } - } - - - return AVCDEC_SUCCESS; -} diff --git a/media/libstagefright/omx/SoftOMXPlugin.cpp b/media/libstagefright/omx/SoftOMXPlugin.cpp index 02b1c8e..1e33f05 100644 --- a/media/libstagefright/omx/SoftOMXPlugin.cpp +++ b/media/libstagefright/omx/SoftOMXPlugin.cpp @@ -38,7 +38,6 @@ static const struct { { "OMX.google.amrnb.decoder", "amrdec", "audio_decoder.amrnb" }, { "OMX.google.amrwb.decoder", "amrdec", "audio_decoder.amrwb" }, { "OMX.google.h264.decoder", "h264dec", "video_decoder.avc" }, - { "OMX.google.avc.decoder", "avcdec", "video_decoder.avc" }, { "OMX.google.g711.alaw.decoder", "g711dec", "audio_decoder.g711alaw" }, { "OMX.google.g711.mlaw.decoder", "g711dec", "audio_decoder.g711mlaw" }, { "OMX.google.h263.decoder", "mpeg4dec", "video_decoder.h263" }, |