diff options
| -rw-r--r-- | include/media/stagefright/MediaDefs.h | 1 | ||||
| -rw-r--r-- | media/libstagefright/ACodec.cpp | 2 | ||||
| -rw-r--r-- | media/libstagefright/MediaDefs.cpp | 1 | ||||
| -rw-r--r-- | media/libstagefright/OMXCodec.cpp | 2 | ||||
| -rw-r--r-- | media/libstagefright/WAVExtractor.cpp | 61 | ||||
| -rw-r--r-- | media/libstagefright/codecs/gsm/Android.mk | 4 | ||||
| -rw-r--r-- | media/libstagefright/codecs/gsm/dec/Android.mk | 21 | ||||
| -rw-r--r-- | media/libstagefright/codecs/gsm/dec/MODULE_LICENSE_APACHE2 | 0 | ||||
| -rw-r--r-- | media/libstagefright/codecs/gsm/dec/NOTICE | 190 | ||||
| -rw-r--r-- | media/libstagefright/codecs/gsm/dec/SoftGSM.cpp | 269 | ||||
| -rw-r--r-- | media/libstagefright/codecs/gsm/dec/SoftGSM.h | 65 | ||||
| -rw-r--r-- | media/libstagefright/omx/SoftOMXPlugin.cpp | 1 |
12 files changed, 606 insertions, 11 deletions
diff --git a/include/media/stagefright/MediaDefs.h b/include/media/stagefright/MediaDefs.h index 457d5d7..81de6e4 100644 --- a/include/media/stagefright/MediaDefs.h +++ b/include/media/stagefright/MediaDefs.h @@ -42,6 +42,7 @@ extern const char *MEDIA_MIMETYPE_AUDIO_G711_MLAW; extern const char *MEDIA_MIMETYPE_AUDIO_RAW; extern const char *MEDIA_MIMETYPE_AUDIO_FLAC; extern const char *MEDIA_MIMETYPE_AUDIO_AAC_ADTS; +extern const char *MEDIA_MIMETYPE_AUDIO_MSGSM; extern const char *MEDIA_MIMETYPE_CONTAINER_MPEG4; extern const char *MEDIA_MIMETYPE_CONTAINER_WAV; diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp index 84b4962..a135222 100644 --- a/media/libstagefright/ACodec.cpp +++ b/media/libstagefright/ACodec.cpp @@ -803,6 +803,8 @@ status_t ACodec::setComponentRole( "audio_decoder.raw", "audio_encoder.raw" }, { MEDIA_MIMETYPE_AUDIO_FLAC, "audio_decoder.flac", "audio_encoder.flac" }, + { MEDIA_MIMETYPE_AUDIO_MSGSM, + "audio_decoder.gsm", "audio_encoder.gsm" }, }; static const size_t kNumMimeToRole = diff --git a/media/libstagefright/MediaDefs.cpp b/media/libstagefright/MediaDefs.cpp index e7b5903..5d8029c 100644 --- a/media/libstagefright/MediaDefs.cpp +++ b/media/libstagefright/MediaDefs.cpp @@ -40,6 +40,7 @@ const char *MEDIA_MIMETYPE_AUDIO_G711_MLAW = "audio/g711-mlaw"; const char *MEDIA_MIMETYPE_AUDIO_RAW = "audio/raw"; const char *MEDIA_MIMETYPE_AUDIO_FLAC = "audio/flac"; const char *MEDIA_MIMETYPE_AUDIO_AAC_ADTS = "audio/aac-adts"; +const char *MEDIA_MIMETYPE_AUDIO_MSGSM = "audio/gsm"; const char *MEDIA_MIMETYPE_CONTAINER_MPEG4 = "video/mp4"; const char *MEDIA_MIMETYPE_CONTAINER_WAV = "audio/x-wav"; diff --git a/media/libstagefright/OMXCodec.cpp b/media/libstagefright/OMXCodec.cpp index 70de174..22aefcc 100644 --- a/media/libstagefright/OMXCodec.cpp +++ b/media/libstagefright/OMXCodec.cpp @@ -1390,6 +1390,8 @@ void OMXCodec::setComponentRole( "audio_decoder.raw", "audio_encoder.raw" }, { MEDIA_MIMETYPE_AUDIO_FLAC, "audio_decoder.flac", "audio_encoder.flac" }, + { MEDIA_MIMETYPE_AUDIO_MSGSM, + "audio_decoder.gsm", "audio_encoder.gsm" }, }; static const size_t kNumMimeToRole = diff --git a/media/libstagefright/WAVExtractor.cpp b/media/libstagefright/WAVExtractor.cpp index a38400b..d32f4fb 100644 --- a/media/libstagefright/WAVExtractor.cpp +++ b/media/libstagefright/WAVExtractor.cpp @@ -38,6 +38,7 @@ enum { WAVE_FORMAT_PCM = 0x0001, WAVE_FORMAT_ALAW = 0x0006, WAVE_FORMAT_MULAW = 0x0007, + WAVE_FORMAT_MSGSM = 0x0031, WAVE_FORMAT_EXTENSIBLE = 0xFFFE }; @@ -178,6 +179,7 @@ status_t WAVExtractor::init() { if (mWaveFormat != WAVE_FORMAT_PCM && mWaveFormat != WAVE_FORMAT_ALAW && mWaveFormat != WAVE_FORMAT_MULAW + && mWaveFormat != WAVE_FORMAT_MSGSM && mWaveFormat != WAVE_FORMAT_EXTENSIBLE) { return ERROR_UNSUPPORTED; } @@ -216,6 +218,10 @@ status_t WAVExtractor::init() { && mBitsPerSample != 24) { return ERROR_UNSUPPORTED; } + } else if (mWaveFormat == WAVE_FORMAT_MSGSM) { + if (mBitsPerSample != 0) { + return ERROR_UNSUPPORTED; + } } else { CHECK(mWaveFormat == WAVE_FORMAT_MULAW || mWaveFormat == WAVE_FORMAT_ALAW); @@ -283,6 +289,10 @@ status_t WAVExtractor::init() { mTrackMeta->setCString( kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_G711_ALAW); break; + case WAVE_FORMAT_MSGSM: + mTrackMeta->setCString( + kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_MSGSM); + break; default: CHECK_EQ(mWaveFormat, (uint16_t)WAVE_FORMAT_MULAW); mTrackMeta->setCString( @@ -294,11 +304,17 @@ status_t WAVExtractor::init() { mTrackMeta->setInt32(kKeyChannelMask, mChannelMask); mTrackMeta->setInt32(kKeySampleRate, mSampleRate); - size_t bytesPerSample = mBitsPerSample >> 3; - - int64_t durationUs = - 1000000LL * (mDataSize / (mNumChannels * bytesPerSample)) - / mSampleRate; + int64_t durationUs = 0; + if (mWaveFormat == WAVE_FORMAT_MSGSM) { + // 65 bytes decode to 320 8kHz samples + durationUs = + 1000000LL * (mDataSize / 65 * 320) / 8000; + } else { + size_t bytesPerSample = mBitsPerSample >> 3; + durationUs = + 1000000LL * (mDataSize / (mNumChannels * bytesPerSample)) + / mSampleRate; + } mTrackMeta->setInt64(kKeyDuration, durationUs); @@ -388,7 +404,16 @@ status_t WAVSource::read( int64_t seekTimeUs; ReadOptions::SeekMode mode; if (options != NULL && options->getSeekTo(&seekTimeUs, &mode)) { - int64_t pos = (seekTimeUs * mSampleRate) / 1000000 * mNumChannels * (mBitsPerSample >> 3); + int64_t pos = 0; + + if (mWaveFormat == WAVE_FORMAT_MSGSM) { + // 65 bytes decode to 320 8kHz samples + int64_t samplenumber = (seekTimeUs * mSampleRate) / 1000000; + int64_t framenumber = samplenumber / 320; + pos = framenumber * 65; + } else { + pos = (seekTimeUs * mSampleRate) / 1000000 * mNumChannels * (mBitsPerSample >> 3); + } if (pos > mSize) { pos = mSize; } @@ -412,6 +437,15 @@ status_t WAVSource::read( maxBytesToRead = maxBytesAvailable; } + if (mWaveFormat == WAVE_FORMAT_MSGSM) { + // Microsoft packs 2 frames into 65 bytes, rather than using separate 33-byte frames, + // so read multiples of 65, and use smaller buffers to account for ~10:1 expansion ratio + if (maxBytesToRead > 1024) { + maxBytesToRead = 1024; + } + maxBytesToRead = (maxBytesToRead / 65) * 65; + } + ssize_t n = mDataSource->readAt( mCurrentPos, buffer->data(), maxBytesToRead); @@ -468,12 +502,17 @@ status_t WAVSource::read( } } - size_t bytesPerSample = mBitsPerSample >> 3; + int64_t timeStampUs = 0; + + if (mWaveFormat == WAVE_FORMAT_MSGSM) { + timeStampUs = 1000000LL * (mCurrentPos - mOffset) * 320 / 65 / mSampleRate; + } else { + size_t bytesPerSample = mBitsPerSample >> 3; + timeStampUs = 1000000LL * (mCurrentPos - mOffset) + / (mNumChannels * bytesPerSample) / mSampleRate; + } - buffer->meta_data()->setInt64( - kKeyTime, - 1000000LL * (mCurrentPos - mOffset) - / (mNumChannels * bytesPerSample) / mSampleRate); + buffer->meta_data()->setInt64(kKeyTime, timeStampUs); buffer->meta_data()->setInt32(kKeyIsSyncFrame, 1); mCurrentPos += n; diff --git a/media/libstagefright/codecs/gsm/Android.mk b/media/libstagefright/codecs/gsm/Android.mk new file mode 100644 index 0000000..2e43120 --- /dev/null +++ b/media/libstagefright/codecs/gsm/Android.mk @@ -0,0 +1,4 @@ +LOCAL_PATH:= $(call my-dir) +include $(CLEAR_VARS) + +include $(call all-makefiles-under,$(LOCAL_PATH)) diff --git a/media/libstagefright/codecs/gsm/dec/Android.mk b/media/libstagefright/codecs/gsm/dec/Android.mk new file mode 100644 index 0000000..9c0c6ae --- /dev/null +++ b/media/libstagefright/codecs/gsm/dec/Android.mk @@ -0,0 +1,21 @@ +LOCAL_PATH:= $(call my-dir) +include $(CLEAR_VARS) + +LOCAL_SRC_FILES := \ + SoftGSM.cpp + +LOCAL_C_INCLUDES := \ + frameworks/av/media/libstagefright/include \ + frameworks/native/include/media/openmax \ + external/libgsm/inc + +LOCAL_SHARED_LIBRARIES := \ + libstagefright libstagefright_omx libstagefright_foundation libutils + +LOCAL_STATIC_LIBRARIES := \ + libgsm + +LOCAL_MODULE := libstagefright_soft_gsmdec +LOCAL_MODULE_TAGS := optional + +include $(BUILD_SHARED_LIBRARY) diff --git a/media/libstagefright/codecs/gsm/dec/MODULE_LICENSE_APACHE2 b/media/libstagefright/codecs/gsm/dec/MODULE_LICENSE_APACHE2 new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/media/libstagefright/codecs/gsm/dec/MODULE_LICENSE_APACHE2 diff --git a/media/libstagefright/codecs/gsm/dec/NOTICE b/media/libstagefright/codecs/gsm/dec/NOTICE new file mode 100644 index 0000000..c5b1efa --- /dev/null +++ b/media/libstagefright/codecs/gsm/dec/NOTICE @@ -0,0 +1,190 @@ + + Copyright (c) 2005-2008, 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. + + 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. + + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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+ params->nVersion.s.nVersionMajor = 1; + params->nVersion.s.nVersionMinor = 0; + params->nVersion.s.nRevision = 0; + params->nVersion.s.nStep = 0; +} + +SoftGSM::SoftGSM( + const char *name, + const OMX_CALLBACKTYPE *callbacks, + OMX_PTR appData, + OMX_COMPONENTTYPE **component) + : SimpleSoftOMXComponent(name, callbacks, appData, component), + mSignalledError(false) { + + CHECK(!strcmp(name, "OMX.google.gsm.decoder")); + + mGsm = gsm_create(); + CHECK(mGsm); + int msopt = 1; + gsm_option(mGsm, GSM_OPT_WAV49, &msopt); + + initPorts(); +} + +SoftGSM::~SoftGSM() { + gsm_destroy(mGsm); +} + +void SoftGSM::initPorts() { + OMX_PARAM_PORTDEFINITIONTYPE def; + InitOMXParams(&def); + + def.nPortIndex = 0; + def.eDir = OMX_DirInput; + def.nBufferCountMin = kNumBuffers; + def.nBufferCountActual = def.nBufferCountMin; + def.nBufferSize = sizeof(gsm_frame); + def.bEnabled = OMX_TRUE; + def.bPopulated = OMX_FALSE; + def.eDomain = OMX_PortDomainAudio; + def.bBuffersContiguous = OMX_FALSE; + def.nBufferAlignment = 1; + + def.format.audio.cMIMEType = + const_cast<char *>(MEDIA_MIMETYPE_AUDIO_MSGSM); + + def.format.audio.pNativeRender = NULL; + def.format.audio.bFlagErrorConcealment = OMX_FALSE; + def.format.audio.eEncoding = OMX_AUDIO_CodingGSMFR; + + addPort(def); + + def.nPortIndex = 1; + def.eDir = OMX_DirOutput; + def.nBufferCountMin = kNumBuffers; + def.nBufferCountActual = def.nBufferCountMin; + def.nBufferSize = kMaxNumSamplesPerFrame * sizeof(int16_t); + def.bEnabled = OMX_TRUE; + def.bPopulated = OMX_FALSE; + def.eDomain = OMX_PortDomainAudio; + def.bBuffersContiguous = OMX_FALSE; + def.nBufferAlignment = 2; + + def.format.audio.cMIMEType = const_cast<char *>("audio/raw"); + def.format.audio.pNativeRender = NULL; + def.format.audio.bFlagErrorConcealment = OMX_FALSE; + def.format.audio.eEncoding = OMX_AUDIO_CodingPCM; + + addPort(def); +} + +OMX_ERRORTYPE SoftGSM::internalGetParameter( + OMX_INDEXTYPE index, OMX_PTR params) { + switch (index) { + case OMX_IndexParamAudioPcm: + { + OMX_AUDIO_PARAM_PCMMODETYPE *pcmParams = + (OMX_AUDIO_PARAM_PCMMODETYPE *)params; + + if (pcmParams->nPortIndex > 1) { + return OMX_ErrorUndefined; + } + + pcmParams->eNumData = OMX_NumericalDataSigned; + pcmParams->eEndian = OMX_EndianBig; + pcmParams->bInterleaved = OMX_TRUE; + pcmParams->nBitPerSample = 16; + pcmParams->ePCMMode = OMX_AUDIO_PCMModeLinear; + pcmParams->eChannelMapping[0] = OMX_AUDIO_ChannelLF; + pcmParams->eChannelMapping[1] = OMX_AUDIO_ChannelRF; + + pcmParams->nChannels = 1; + pcmParams->nSamplingRate = 8000; + + return OMX_ErrorNone; + } + + default: + return SimpleSoftOMXComponent::internalGetParameter(index, params); + } +} + +OMX_ERRORTYPE SoftGSM::internalSetParameter( + OMX_INDEXTYPE index, const OMX_PTR params) { + switch (index) { + case OMX_IndexParamAudioPcm: + { + OMX_AUDIO_PARAM_PCMMODETYPE *pcmParams = + (OMX_AUDIO_PARAM_PCMMODETYPE *)params; + + if (pcmParams->nPortIndex != 0 && pcmParams->nPortIndex != 1) { + return OMX_ErrorUndefined; + } + + if (pcmParams->nChannels != 1) { + return OMX_ErrorUndefined; + } + + if (pcmParams->nSamplingRate != 8000) { + return OMX_ErrorUndefined; + } + + return OMX_ErrorNone; + } + + case OMX_IndexParamStandardComponentRole: + { + const OMX_PARAM_COMPONENTROLETYPE *roleParams = + (const OMX_PARAM_COMPONENTROLETYPE *)params; + + if (strncmp((const char *)roleParams->cRole, + "audio_decoder.gsm", + OMX_MAX_STRINGNAME_SIZE - 1)) { + return OMX_ErrorUndefined; + } + + return OMX_ErrorNone; + } + + default: + return SimpleSoftOMXComponent::internalSetParameter(index, params); + } +} + +void SoftGSM::onQueueFilled(OMX_U32 portIndex) { + if (mSignalledError) { + return; + } + + List<BufferInfo *> &inQueue = getPortQueue(0); + List<BufferInfo *> &outQueue = getPortQueue(1); + + while (!inQueue.empty() && !outQueue.empty()) { + BufferInfo *inInfo = *inQueue.begin(); + OMX_BUFFERHEADERTYPE *inHeader = inInfo->mHeader; + + BufferInfo *outInfo = *outQueue.begin(); + OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader; + + if (inHeader->nFlags & OMX_BUFFERFLAG_EOS) { + inQueue.erase(inQueue.begin()); + inInfo->mOwnedByUs = false; + notifyEmptyBufferDone(inHeader); + + outHeader->nFilledLen = 0; + outHeader->nFlags = OMX_BUFFERFLAG_EOS; + + outQueue.erase(outQueue.begin()); + outInfo->mOwnedByUs = false; + notifyFillBufferDone(outHeader); + return; + } + + if (inHeader->nFilledLen > kMaxNumSamplesPerFrame) { + ALOGE("input buffer too large (%ld).", inHeader->nFilledLen); + notify(OMX_EventError, OMX_ErrorUndefined, 0, NULL); + mSignalledError = true; + } + + if(((inHeader->nFilledLen / 65) * 65) != inHeader->nFilledLen) { + ALOGE("input buffer not multiple of 65 (%ld).", inHeader->nFilledLen); + notify(OMX_EventError, OMX_ErrorUndefined, 0, NULL); + mSignalledError = true; + } + + uint8_t *inputptr = inHeader->pBuffer + inHeader->nOffset; + + int n = mSignalledError ? 0 : DecodeGSM(mGsm, + reinterpret_cast<int16_t *>(outHeader->pBuffer), inputptr, inHeader->nFilledLen); + + outHeader->nTimeStamp = inHeader->nTimeStamp; + outHeader->nOffset = 0; + outHeader->nFilledLen = n * sizeof(int16_t); + outHeader->nFlags = 0; + + inInfo->mOwnedByUs = false; + inQueue.erase(inQueue.begin()); + inInfo = NULL; + notifyEmptyBufferDone(inHeader); + inHeader = NULL; + + outInfo->mOwnedByUs = false; + outQueue.erase(outQueue.begin()); + outInfo = NULL; + notifyFillBufferDone(outHeader); + outHeader = NULL; + } +} + + +// static +int SoftGSM::DecodeGSM(gsm handle, + int16_t *out, uint8_t *in, size_t inSize) { + + int ret = 0; + while (inSize > 0) { + gsm_decode(handle, in, out); + in += 33; + inSize -= 33; + out += 160; + ret += 160; + gsm_decode(handle, in, out); + in += 32; + inSize -= 32; + out += 160; + ret += 160; + } + return ret; +} + + +} // namespace android + +android::SoftOMXComponent *createSoftOMXComponent( + const char *name, const OMX_CALLBACKTYPE *callbacks, + OMX_PTR appData, OMX_COMPONENTTYPE **component) { + return new android::SoftGSM(name, callbacks, appData, component); +} + diff --git a/media/libstagefright/codecs/gsm/dec/SoftGSM.h b/media/libstagefright/codecs/gsm/dec/SoftGSM.h new file mode 100644 index 0000000..8ab6116 --- /dev/null +++ b/media/libstagefright/codecs/gsm/dec/SoftGSM.h @@ -0,0 +1,65 @@ +/* + * Copyright (C) 2012 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_GSM_H_ + +#define SOFT_GSM_H_ + +#include "SimpleSoftOMXComponent.h" + +extern "C" { +#include "gsm.h" +} + +namespace android { + +struct SoftGSM : public SimpleSoftOMXComponent { + SoftGSM(const char *name, + const OMX_CALLBACKTYPE *callbacks, + OMX_PTR appData, + OMX_COMPONENTTYPE **component); + +protected: + virtual ~SoftGSM(); + + virtual OMX_ERRORTYPE internalGetParameter( + OMX_INDEXTYPE index, OMX_PTR params); + + virtual OMX_ERRORTYPE internalSetParameter( + OMX_INDEXTYPE index, const OMX_PTR params); + + virtual void onQueueFilled(OMX_U32 portIndex); + +private: + enum { + kNumBuffers = 4, + kMaxNumSamplesPerFrame = 16384, + }; + + bool mSignalledError; + gsm mGsm; + + void initPorts(); + + static int DecodeGSM(gsm handle, int16_t *out, uint8_t *in, size_t inSize); + + DISALLOW_EVIL_CONSTRUCTORS(SoftGSM); +}; + +} // namespace android + +#endif // SOFT_GSM_H_ + diff --git a/media/libstagefright/omx/SoftOMXPlugin.cpp b/media/libstagefright/omx/SoftOMXPlugin.cpp index 3747b3b..6e1c04d 100644 --- a/media/libstagefright/omx/SoftOMXPlugin.cpp +++ b/media/libstagefright/omx/SoftOMXPlugin.cpp @@ -53,6 +53,7 @@ static const struct { { "OMX.google.vpx.decoder", "vpxdec", "video_decoder.vpx" }, { "OMX.google.raw.decoder", "rawdec", "audio_decoder.raw" }, { "OMX.google.flac.encoder", "flacenc", "audio_encoder.flac" }, + { "OMX.google.gsm.decoder", "gsmdec", "audio_decoder.gsm" }, }; static const size_t kNumComponents = |