diff options
Diffstat (limited to 'libvideoeditor/lvpp/VideoEditorAudioPlayer.cpp')
| -rwxr-xr-x | libvideoeditor/lvpp/VideoEditorAudioPlayer.cpp | 900 |
1 files changed, 0 insertions, 900 deletions
diff --git a/libvideoeditor/lvpp/VideoEditorAudioPlayer.cpp b/libvideoeditor/lvpp/VideoEditorAudioPlayer.cpp deleted file mode 100755 index 91dc590..0000000 --- a/libvideoeditor/lvpp/VideoEditorAudioPlayer.cpp +++ /dev/null @@ -1,900 +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. - */ - -#include <inttypes.h> - -#define LOG_NDEBUG 1 -#define LOG_TAG "VideoEditorAudioPlayer" -#include <utils/Log.h> - -#include <binder/IPCThreadState.h> -#include <media/AudioTrack.h> -#include <VideoEditorAudioPlayer.h> -#include <media/stagefright/foundation/ADebug.h> -#include <media/stagefright/MediaDefs.h> -#include <media/stagefright/MediaErrors.h> -#include <media/stagefright/MediaSource.h> -#include <media/stagefright/MetaData.h> - -#include <system/audio.h> - -#include "PreviewPlayer.h" -namespace android { - -VideoEditorAudioPlayer::VideoEditorAudioPlayer( - const sp<MediaPlayerBase::AudioSink> &audioSink, - PreviewPlayer *observer) - : mInputBuffer(NULL), - mSampleRate(0), - mLatencyUs(0), - mFrameSize(0), - mNumFramesPlayed(0), - mPositionTimeMediaUs(-1), - mPositionTimeRealUs(-1), - mSeeking(false), - mReachedEOS(false), - mFinalStatus(OK), - mStarted(false), - mIsFirstBuffer(false), - mFirstBufferResult(OK), - mFirstBuffer(NULL), - mAudioSink(audioSink), - mObserver(observer) { - - ALOGV("Constructor"); - mBGAudioPCMFileHandle = NULL; - mAudioProcess = NULL; - mBGAudioPCMFileLength = 0; - mBGAudioPCMFileTrimmedLength = 0; - mBGAudioPCMFileDuration = 0; - mBGAudioPCMFileSeekPoint = 0; - mBGAudioPCMFileOriginalSeekPoint = 0; - mBGAudioStoryBoardSkimTimeStamp = 0; - mBGAudioStoryBoardCurrentMediaBeginCutTS = 0; - mBGAudioStoryBoardCurrentMediaVolumeVal = 0; - mSeekTimeUs = 0; - mSource = NULL; -} - -VideoEditorAudioPlayer::~VideoEditorAudioPlayer() { - - ALOGV("Destructor"); - if (mStarted) { - reset(); - } - if (mAudioProcess != NULL) { - delete mAudioProcess; - mAudioProcess = NULL; - } -} - -void VideoEditorAudioPlayer::pause(bool playPendingSamples) { - ALOGV("pause: playPendingSamples=%d", playPendingSamples); - CHECK(mStarted); - - if (playPendingSamples) { - if (mAudioSink.get() != NULL) { - mAudioSink->stop(); - } else { - mAudioTrack->stop(); - } - } else { - if (mAudioSink.get() != NULL) { - mAudioSink->pause(); - } else { - mAudioTrack->pause(); - } - } -} - -void VideoEditorAudioPlayer::clear() { - ALOGV("clear"); - if (!mStarted) { - return; - } - - if (mAudioSink.get() != NULL) { - mAudioSink->stop(); - mAudioSink->close(); - } else { - mAudioTrack->stop(); - - mAudioTrack.clear(); - } - - // Make sure to release any buffer we hold onto so that the - // source is able to stop(). - - if (mFirstBuffer != NULL) { - mFirstBuffer->release(); - mFirstBuffer = NULL; - } - - if (mInputBuffer != NULL) { - ALOGV("AudioPlayerBase releasing input buffer."); - - mInputBuffer->release(); - mInputBuffer = NULL; - } - - mSource->stop(); - - // The following hack is necessary to ensure that the OMX - // component is completely released by the time we may try - // to instantiate it again. - wp<MediaSource> tmp = mSource; - mSource.clear(); - while (tmp.promote() != NULL) { - usleep(1000); - } - IPCThreadState::self()->flushCommands(); - - mNumFramesPlayed = 0; - mPositionTimeMediaUs = -1; - mPositionTimeRealUs = -1; - mSeeking = false; - mReachedEOS = false; - mFinalStatus = OK; - mStarted = false; -} - -status_t VideoEditorAudioPlayer::resume() { - ALOGV("resume"); - - AudioMixSettings audioMixSettings; - - // Single audio player is used; - // Pass on the audio ducking parameters - // which might have changed with new audio source - audioMixSettings.lvInDucking_threshold = - mAudioMixSettings->uiInDucking_threshold; - audioMixSettings.lvInDucking_lowVolume = - ((M4OSA_Float)mAudioMixSettings->uiInDucking_lowVolume) / 100.0; - audioMixSettings.lvInDucking_enable = - mAudioMixSettings->bInDucking_enable; - audioMixSettings.lvPTVolLevel = - ((M4OSA_Float)mBGAudioStoryBoardCurrentMediaVolumeVal) / 100.0; - audioMixSettings.lvBTVolLevel = - ((M4OSA_Float)mAudioMixSettings->uiAddVolume) / 100.0; - audioMixSettings.lvBTChannelCount = mAudioMixSettings->uiBTChannelCount; - audioMixSettings.lvPTChannelCount = mAudioMixSettings->uiNbChannels; - - // Call to Audio mix param setting - mAudioProcess->setMixParams(audioMixSettings); - - CHECK(mStarted); - - if (mAudioSink.get() != NULL) { - mAudioSink->start(); - } else { - mAudioTrack->start(); - } - return OK; -} - -status_t VideoEditorAudioPlayer::seekTo(int64_t time_us) { - ALOGV("seekTo: %lld", time_us); - Mutex::Autolock autoLock(mLock); - - mSeeking = true; - mPositionTimeRealUs = mPositionTimeMediaUs = -1; - mReachedEOS = false; - mSeekTimeUs = time_us; - - if (mAudioSink != NULL) { - mAudioSink->flush(); - } else { - mAudioTrack->flush(); - } - - return OK; -} - -bool VideoEditorAudioPlayer::isSeeking() { - Mutex::Autolock lock(mLock); - ALOGV("isSeeking: mSeeking=%d", mSeeking); - return mSeeking; -} - -bool VideoEditorAudioPlayer::reachedEOS(status_t *finalStatus) { - ALOGV("reachedEOS: status=%d", mFinalStatus); - *finalStatus = OK; - - Mutex::Autolock autoLock(mLock); - *finalStatus = mFinalStatus; - return mReachedEOS; -} - -int64_t VideoEditorAudioPlayer::getRealTimeUs() { - Mutex::Autolock autoLock(mLock); - return getRealTimeUs_l(); -} - -int64_t VideoEditorAudioPlayer::getRealTimeUs_l() { - return -mLatencyUs + (mNumFramesPlayed * 1000000) / mSampleRate; -} - -int64_t VideoEditorAudioPlayer::getMediaTimeUs() { - ALOGV("getMediaTimeUs"); - Mutex::Autolock autoLock(mLock); - - if (mPositionTimeMediaUs < 0 || mPositionTimeRealUs < 0) { - if (mSeeking) { - return mSeekTimeUs; - } - - return 0; - } - - int64_t realTimeOffset = getRealTimeUs_l() - mPositionTimeRealUs; - if (realTimeOffset < 0) { - realTimeOffset = 0; - } - - return mPositionTimeMediaUs + realTimeOffset; -} - -bool VideoEditorAudioPlayer::getMediaTimeMapping( - int64_t *realtime_us, int64_t *mediatime_us) { - ALOGV("getMediaTimeMapping"); - Mutex::Autolock autoLock(mLock); - - *realtime_us = mPositionTimeRealUs; - *mediatime_us = mPositionTimeMediaUs; - - return mPositionTimeRealUs != -1 && mPositionTimeMediaUs != -1; -} - -void VideoEditorAudioPlayer::setSource(const sp<MediaSource> &source) { - Mutex::Autolock autoLock(mLock); - - // Before setting source, stop any existing source. - // Make sure to release any buffer we hold onto so that the - // source is able to stop(). - - if (mFirstBuffer != NULL) { - mFirstBuffer->release(); - mFirstBuffer = NULL; - } - - if (mInputBuffer != NULL) { - ALOGV("VideoEditorAudioPlayer releasing input buffer."); - - mInputBuffer->release(); - mInputBuffer = NULL; - } - - if (mSource != NULL) { - mSource->stop(); - mSource.clear(); - } - - mSource = source; - mReachedEOS = false; -} - -sp<MediaSource> VideoEditorAudioPlayer::getSource() { - Mutex::Autolock autoLock(mLock); - return mSource; -} - -void VideoEditorAudioPlayer::setObserver(PreviewPlayer *observer) { - ALOGV("setObserver"); - //CHECK(!mStarted); - mObserver = observer; -} - -bool VideoEditorAudioPlayer::isStarted() { - return mStarted; -} - -// static -void VideoEditorAudioPlayer::AudioCallback(int event, void *user, void *info) { - static_cast<VideoEditorAudioPlayer *>(user)->AudioCallback(event, info); -} - - -void VideoEditorAudioPlayer::AudioCallback(int event, void *info) { - if (event != AudioTrack::EVENT_MORE_DATA) { - return; - } - - AudioTrack::Buffer *buffer = (AudioTrack::Buffer *)info; - size_t numBytesWritten = fillBuffer(buffer->raw, buffer->size); - - buffer->size = numBytesWritten; -} - -status_t VideoEditorAudioPlayer::start(bool sourceAlreadyStarted) { - Mutex::Autolock autoLock(mLock); - CHECK(!mStarted); - CHECK(mSource != NULL); - ALOGV("Start"); - status_t err; - M4OSA_ERR result = M4NO_ERROR; - M4OSA_UInt32 startTime = 0; - M4OSA_UInt32 seekTimeStamp = 0; - M4OSA_Bool bStoryBoardTSBeyondBTEndCutTime = M4OSA_FALSE; - - if (!sourceAlreadyStarted) { - err = mSource->start(); - if (err != OK) { - return err; - } - } - - // Create the BG Audio handler - mAudioProcess = new VideoEditorBGAudioProcessing(); - AudioMixSettings audioMixSettings; - - // Pass on the audio ducking parameters - audioMixSettings.lvInDucking_threshold = - mAudioMixSettings->uiInDucking_threshold; - audioMixSettings.lvInDucking_lowVolume = - ((M4OSA_Float)mAudioMixSettings->uiInDucking_lowVolume) / 100.0; - audioMixSettings.lvInDucking_enable = - mAudioMixSettings->bInDucking_enable; - audioMixSettings.lvPTVolLevel = - ((M4OSA_Float)mBGAudioStoryBoardCurrentMediaVolumeVal) / 100.0; - audioMixSettings.lvBTVolLevel = - ((M4OSA_Float)mAudioMixSettings->uiAddVolume) / 100.0; - audioMixSettings.lvBTChannelCount = mAudioMixSettings->uiBTChannelCount; - audioMixSettings.lvPTChannelCount = mAudioMixSettings->uiNbChannels; - - // Call to Audio mix param setting - mAudioProcess->setMixParams(audioMixSettings); - - // Get the BG Audio PCM file details - if ( mBGAudioPCMFileHandle ) { - - // TODO : 32bits required for OSAL, to be updated once OSAL is updated - M4OSA_UInt32 tmp32 = 0; - result = M4OSA_fileReadGetOption(mBGAudioPCMFileHandle, - M4OSA_kFileReadGetFileSize, - (M4OSA_Void**)&tmp32); - mBGAudioPCMFileLength = tmp32; - mBGAudioPCMFileTrimmedLength = mBGAudioPCMFileLength; - - - ALOGV("VideoEditorAudioPlayer::start M4OSA_kFileReadGetFileSize = %lld", - mBGAudioPCMFileLength); - - // Get the duration in time of the audio BT - if ( result == M4NO_ERROR ) { - ALOGV("VEAP: channels = %" PRIu32 " freq = %" PRIu32, - mAudioMixSettings->uiNbChannels, mAudioMixSettings->uiSamplingFrequency); - - // No trim - mBGAudioPCMFileDuration = (( - (int64_t)(mBGAudioPCMFileLength/sizeof(M4OSA_UInt16)/ - mAudioMixSettings->uiNbChannels))*1000 ) / - mAudioMixSettings->uiSamplingFrequency; - - ALOGV("VideoEditorAudioPlayer:: beginCutMs %d , endCutMs %d", - (unsigned int) mAudioMixSettings->beginCutMs, - (unsigned int) mAudioMixSettings->endCutMs); - - // Remove the trim part - if ((mAudioMixSettings->beginCutMs == 0) && - (mAudioMixSettings->endCutMs != 0)) { - // End time itself the file duration - mBGAudioPCMFileDuration = mAudioMixSettings->endCutMs; - // Limit the file length also - mBGAudioPCMFileTrimmedLength = (( - (int64_t)(mBGAudioPCMFileDuration * - mAudioMixSettings->uiSamplingFrequency) * - mAudioMixSettings->uiNbChannels) * - sizeof(M4OSA_UInt16)) / 1000; - } - else if ((mAudioMixSettings->beginCutMs != 0) && - (mAudioMixSettings->endCutMs == mBGAudioPCMFileDuration)) { - // End time itself the file duration - mBGAudioPCMFileDuration = mBGAudioPCMFileDuration - - mAudioMixSettings->beginCutMs; - // Limit the file length also - mBGAudioPCMFileTrimmedLength = (( - (int64_t)(mBGAudioPCMFileDuration * - mAudioMixSettings->uiSamplingFrequency) * - mAudioMixSettings->uiNbChannels) * - sizeof(M4OSA_UInt16)) / 1000; - } - else if ((mAudioMixSettings->beginCutMs != 0) && - (mAudioMixSettings->endCutMs != 0)) { - // End time itself the file duration - mBGAudioPCMFileDuration = mAudioMixSettings->endCutMs - - mAudioMixSettings->beginCutMs; - // Limit the file length also - mBGAudioPCMFileTrimmedLength = (( - (int64_t)(mBGAudioPCMFileDuration * - mAudioMixSettings->uiSamplingFrequency) * - mAudioMixSettings->uiNbChannels) * - sizeof(M4OSA_UInt16)) / 1000; /*make to sec from ms*/ - } - - ALOGV("VideoEditorAudioPlayer: file duration recorded : %lld", - mBGAudioPCMFileDuration); - } - - // Last played location to be seeked at for next media item - if ( result == M4NO_ERROR ) { - ALOGV("VideoEditorAudioPlayer::mBGAudioStoryBoardSkimTimeStamp %lld", - mBGAudioStoryBoardSkimTimeStamp); - ALOGV("VideoEditorAudioPlayer::uiAddCts %d", - mAudioMixSettings->uiAddCts); - if (mBGAudioStoryBoardSkimTimeStamp >= mAudioMixSettings->uiAddCts) { - startTime = (mBGAudioStoryBoardSkimTimeStamp - - mAudioMixSettings->uiAddCts); - } - else { - // do nothing - } - - ALOGV("VideoEditorAudioPlayer::startTime %" PRIu32, startTime); - seekTimeStamp = 0; - if (startTime) { - if (startTime >= mBGAudioPCMFileDuration) { - // The BG track should be looped and started again - if (mAudioMixSettings->bLoop) { - // Add begin cut time to the mod value - seekTimeStamp = ((startTime%mBGAudioPCMFileDuration) + - mAudioMixSettings->beginCutMs); - }else { - // Looping disabled, donot do BT Mix , set to file end - seekTimeStamp = (mBGAudioPCMFileDuration + - mAudioMixSettings->beginCutMs); - } - }else { - // BT still present , just seek to story board time - seekTimeStamp = startTime + mAudioMixSettings->beginCutMs; - } - } - else { - seekTimeStamp = mAudioMixSettings->beginCutMs; - } - - // Convert the seekTimeStamp to file location - mBGAudioPCMFileOriginalSeekPoint = ( - (int64_t)(mAudioMixSettings->beginCutMs) - * mAudioMixSettings->uiSamplingFrequency - * mAudioMixSettings->uiNbChannels - * sizeof(M4OSA_UInt16))/ 1000 ; /*make to sec from ms*/ - - mBGAudioPCMFileSeekPoint = ((int64_t)(seekTimeStamp) - * mAudioMixSettings->uiSamplingFrequency - * mAudioMixSettings->uiNbChannels - * sizeof(M4OSA_UInt16))/ 1000 ; - } - } - - // We allow an optional INFO_FORMAT_CHANGED at the very beginning - // of playback, if there is one, getFormat below will retrieve the - // updated format, if there isn't, we'll stash away the valid buffer - // of data to be used on the first audio callback. - - CHECK(mFirstBuffer == NULL); - - mFirstBufferResult = mSource->read(&mFirstBuffer); - if (mFirstBufferResult == INFO_FORMAT_CHANGED) { - ALOGV("INFO_FORMAT_CHANGED!!!"); - - CHECK(mFirstBuffer == NULL); - mFirstBufferResult = OK; - mIsFirstBuffer = false; - } else { - mIsFirstBuffer = true; - } - - sp<MetaData> format = mSource->getFormat(); - const char *mime; - bool success = format->findCString(kKeyMIMEType, &mime); - CHECK(success); - CHECK(!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)); - - success = format->findInt32(kKeySampleRate, &mSampleRate); - CHECK(success); - - int32_t numChannels; - success = format->findInt32(kKeyChannelCount, &numChannels); - CHECK(success); - - if (mAudioSink.get() != NULL) { - status_t err = mAudioSink->open( - mSampleRate, numChannels, CHANNEL_MASK_USE_CHANNEL_ORDER, AUDIO_FORMAT_PCM_16_BIT, - DEFAULT_AUDIOSINK_BUFFERCOUNT, - &VideoEditorAudioPlayer::AudioSinkCallback, this); - if (err != OK) { - if (mFirstBuffer != NULL) { - mFirstBuffer->release(); - mFirstBuffer = NULL; - } - - if (!sourceAlreadyStarted) { - mSource->stop(); - } - - return err; - } - - mLatencyUs = (int64_t)mAudioSink->latency() * 1000; - mFrameSize = mAudioSink->frameSize(); - - mAudioSink->start(); - } else { - mAudioTrack = new AudioTrack( - AUDIO_STREAM_MUSIC, mSampleRate, AUDIO_FORMAT_PCM_16_BIT, - audio_channel_out_mask_from_count(numChannels), - 0, AUDIO_OUTPUT_FLAG_NONE, &AudioCallback, this, 0); - - if ((err = mAudioTrack->initCheck()) != OK) { - mAudioTrack.clear(); - - if (mFirstBuffer != NULL) { - mFirstBuffer->release(); - mFirstBuffer = NULL; - } - - if (!sourceAlreadyStarted) { - mSource->stop(); - } - - return err; - } - - mLatencyUs = (int64_t)mAudioTrack->latency() * 1000; - mFrameSize = mAudioTrack->frameSize(); - - mAudioTrack->start(); - } - - mStarted = true; - - return OK; -} - - -void VideoEditorAudioPlayer::reset() { - - ALOGV("reset"); - clear(); - - // Capture the current seek point - mBGAudioPCMFileSeekPoint = 0; - mBGAudioStoryBoardSkimTimeStamp =0; - mBGAudioStoryBoardCurrentMediaBeginCutTS=0; -} - -size_t VideoEditorAudioPlayer::AudioSinkCallback( - MediaPlayerBase::AudioSink *audioSink, - void *buffer, size_t size, void *cookie, - MediaPlayerBase::AudioSink::cb_event_t event) { - VideoEditorAudioPlayer *me = (VideoEditorAudioPlayer *)cookie; - - if (event == MediaPlayerBase::AudioSink::CB_EVENT_FILL_BUFFER ) { - return me->fillBuffer(buffer, size); - } else { - return 0; - } -} - - -size_t VideoEditorAudioPlayer::fillBuffer(void *data, size_t size) { - - if (mReachedEOS) { - return 0; - } - - size_t size_done = 0; - size_t size_remaining = size; - - M4OSA_ERR err = M4NO_ERROR; - M4AM_Buffer16 bgFrame = {NULL, 0}; - M4AM_Buffer16 mixFrame = {NULL, 0}; - M4AM_Buffer16 ptFrame = {NULL, 0}; - int64_t currentSteamTS = 0; - int64_t startTimeForBT = 0; - M4OSA_Float fPTVolLevel = - ((M4OSA_Float)mBGAudioStoryBoardCurrentMediaVolumeVal)/100; - M4OSA_Int16 *pPTMdata=NULL; - M4OSA_UInt32 uiPCMsize = 0; - - bool postSeekComplete = false; - bool postEOS = false; - - while ((size_remaining > 0)&&(err==M4NO_ERROR)) { - MediaSource::ReadOptions options; - - { - Mutex::Autolock autoLock(mLock); - if (mSeeking) { - if (mIsFirstBuffer) { - if (mFirstBuffer != NULL) { - mFirstBuffer->release(); - mFirstBuffer = NULL; - } - mIsFirstBuffer = false; - } - - options.setSeekTo(mSeekTimeUs); - - if (mInputBuffer != NULL) { - mInputBuffer->release(); - mInputBuffer = NULL; - } - - mSeeking = false; - - if (mObserver) { - postSeekComplete = true; - } - } - } - - if (mInputBuffer == NULL) { - status_t status = OK; - - if (mIsFirstBuffer) { - mInputBuffer = mFirstBuffer; - mFirstBuffer = NULL; - status = mFirstBufferResult; - - mIsFirstBuffer = false; - } else { - - { - Mutex::Autolock autoLock(mLock); - status = mSource->read(&mInputBuffer, &options); - } - // Data is Primary Track, mix with background track - // after reading same size from Background track PCM file - if (status == OK) - { - // Mix only when skim point is after startTime of BT - if (((mBGAudioStoryBoardSkimTimeStamp* 1000) + - (mPositionTimeMediaUs - mSeekTimeUs)) >= - (int64_t)(mAudioMixSettings->uiAddCts * 1000)) { - - ALOGV("VideoEditorAudioPlayer::INSIDE MIXING"); - ALOGV("Checking %lld <= %lld", - mBGAudioPCMFileSeekPoint-mBGAudioPCMFileOriginalSeekPoint, - mBGAudioPCMFileTrimmedLength); - - - M4OSA_Void* ptr; - ptr = reinterpret_cast<M4OSA_Void*>( - reinterpret_cast<uintptr_t>(mInputBuffer->data()) + - mInputBuffer->range_offset()); - - M4OSA_UInt32 len = mInputBuffer->range_length(); - M4OSA_Context fp = M4OSA_NULL; - - uiPCMsize = (mInputBuffer->range_length())/2; - pPTMdata = (M4OSA_Int16*) ((uint8_t*) mInputBuffer->data() - + mInputBuffer->range_offset()); - - ALOGV("mix with background malloc to do len %d", len); - - bgFrame.m_dataAddress = (M4OSA_UInt16*)M4OSA_32bitAlignedMalloc( len, 1, - (M4OSA_Char*)"bgFrame"); - bgFrame.m_bufferSize = len; - - mixFrame.m_dataAddress = (M4OSA_UInt16*)M4OSA_32bitAlignedMalloc(len, 1, - (M4OSA_Char*)"mixFrame"); - mixFrame.m_bufferSize = len; - - ALOGV("mix with bgm with size %lld", mBGAudioPCMFileLength); - - CHECK(mInputBuffer->meta_data()->findInt64(kKeyTime, - &mPositionTimeMediaUs)); - - if (mBGAudioPCMFileSeekPoint - - mBGAudioPCMFileOriginalSeekPoint <= - (mBGAudioPCMFileTrimmedLength - len)) { - - ALOGV("Checking mBGAudioPCMFileHandle %p", - mBGAudioPCMFileHandle); - - if (mBGAudioPCMFileHandle != M4OSA_NULL) { - ALOGV("fillBuffer seeking file to %lld", - mBGAudioPCMFileSeekPoint); - - // TODO : 32bits required for OSAL - M4OSA_UInt32 tmp32 = - (M4OSA_UInt32)mBGAudioPCMFileSeekPoint; - err = M4OSA_fileReadSeek(mBGAudioPCMFileHandle, - M4OSA_kFileSeekBeginning, - (M4OSA_FilePosition*)&tmp32); - - mBGAudioPCMFileSeekPoint = tmp32; - - if (err != M4NO_ERROR){ - ALOGE("M4OSA_fileReadSeek err %d",(int)err); - } - - err = M4OSA_fileReadData(mBGAudioPCMFileHandle, - (M4OSA_Int8*)bgFrame.m_dataAddress, - (M4OSA_UInt32*)&len); - if (err == M4WAR_NO_DATA_YET ) { - - ALOGV("fillBuffer End of file reached"); - err = M4NO_ERROR; - - // We reached the end of file - // move to begin cut time equal value - if (mAudioMixSettings->bLoop) { - mBGAudioPCMFileSeekPoint = - (((int64_t)(mAudioMixSettings->beginCutMs) * - mAudioMixSettings->uiSamplingFrequency) * - mAudioMixSettings->uiNbChannels * - sizeof(M4OSA_UInt16)) / 1000; - ALOGV("fillBuffer Looping \ - to mBGAudioPCMFileSeekPoint %lld", - mBGAudioPCMFileSeekPoint); - } - else { - // No mixing; - // take care of volume of primary track - if (fPTVolLevel < 1.0) { - setPrimaryTrackVolume(pPTMdata, - uiPCMsize, fPTVolLevel); - } - } - } else if (err != M4NO_ERROR ) { - ALOGV("fileReadData for audio err %d", err); - } else { - mBGAudioPCMFileSeekPoint += len; - ALOGV("fillBuffer mBGAudioPCMFileSeekPoint \ - %lld", mBGAudioPCMFileSeekPoint); - - // Assign the ptr data to primary track - ptFrame.m_dataAddress = (M4OSA_UInt16*)ptr; - ptFrame.m_bufferSize = len; - - // Call to mix and duck - mAudioProcess->mixAndDuck( - &ptFrame, &bgFrame, &mixFrame); - - // Overwrite the decoded buffer - memcpy((void *)ptr, - (void *)mixFrame.m_dataAddress, len); - } - } - } else if (mAudioMixSettings->bLoop){ - // Move to begin cut time equal value - mBGAudioPCMFileSeekPoint = - mBGAudioPCMFileOriginalSeekPoint; - } else { - // No mixing; - // take care of volume level of primary track - if(fPTVolLevel < 1.0) { - setPrimaryTrackVolume( - pPTMdata, uiPCMsize, fPTVolLevel); - } - } - if (bgFrame.m_dataAddress) { - free(bgFrame.m_dataAddress); - } - if (mixFrame.m_dataAddress) { - free(mixFrame.m_dataAddress); - } - } else { - // No mixing; - // take care of volume level of primary track - if(fPTVolLevel < 1.0) { - setPrimaryTrackVolume(pPTMdata, uiPCMsize, - fPTVolLevel); - } - } - } - } - - CHECK((status == OK && mInputBuffer != NULL) - || (status != OK && mInputBuffer == NULL)); - - Mutex::Autolock autoLock(mLock); - - if (status != OK) { - ALOGV("fillBuffer: mSource->read returned err %d", status); - if (mObserver && !mReachedEOS) { - postEOS = true; - } - - mReachedEOS = true; - mFinalStatus = status; - break; - } - - CHECK(mInputBuffer->meta_data()->findInt64( - kKeyTime, &mPositionTimeMediaUs)); - - mPositionTimeRealUs = - ((mNumFramesPlayed + size_done / mFrameSize) * 1000000) - / mSampleRate; - - ALOGV("buffer->size() = %d, " - "mPositionTimeMediaUs=%.2f mPositionTimeRealUs=%.2f", - mInputBuffer->range_length(), - mPositionTimeMediaUs / 1E6, mPositionTimeRealUs / 1E6); - } - - if (mInputBuffer->range_length() == 0) { - mInputBuffer->release(); - mInputBuffer = NULL; - - continue; - } - - size_t copy = size_remaining; - if (copy > mInputBuffer->range_length()) { - copy = mInputBuffer->range_length(); - } - - memcpy((char *)data + size_done, - (const char *)mInputBuffer->data() + mInputBuffer->range_offset(), - copy); - - mInputBuffer->set_range(mInputBuffer->range_offset() + copy, - mInputBuffer->range_length() - copy); - - size_done += copy; - size_remaining -= copy; - } - - { - Mutex::Autolock autoLock(mLock); - mNumFramesPlayed += size_done / mFrameSize; - } - - if (postEOS) { - mObserver->postAudioEOS(); - } - - if (postSeekComplete) { - mObserver->postAudioSeekComplete(); - } - - return size_done; -} - -void VideoEditorAudioPlayer::setAudioMixSettings( - M4xVSS_AudioMixingSettings* pAudioMixSettings) { - mAudioMixSettings = pAudioMixSettings; -} - -void VideoEditorAudioPlayer::setAudioMixPCMFileHandle( - M4OSA_Context pBGAudioPCMFileHandle){ - mBGAudioPCMFileHandle = pBGAudioPCMFileHandle; -} - -void VideoEditorAudioPlayer::setAudioMixStoryBoardSkimTimeStamp( - M4OSA_UInt32 pBGAudioStoryBoardSkimTimeStamp, - M4OSA_UInt32 pBGAudioCurrentMediaBeginCutTS, - M4OSA_UInt32 pBGAudioCurrentMediaVolumeVal) { - - mBGAudioStoryBoardSkimTimeStamp = pBGAudioStoryBoardSkimTimeStamp; - mBGAudioStoryBoardCurrentMediaBeginCutTS = pBGAudioCurrentMediaBeginCutTS; - mBGAudioStoryBoardCurrentMediaVolumeVal = pBGAudioCurrentMediaVolumeVal; -} - -void VideoEditorAudioPlayer::setPrimaryTrackVolume( - M4OSA_Int16 *data, M4OSA_UInt32 size, M4OSA_Float volLevel) { - - while(size-- > 0) { - *data = (M4OSA_Int16)((*data)*volLevel); - data++; - } -} - -} |