mirror of
https://github.com/mozilla/gecko-dev.git
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1949 lines
56 KiB
C++
1949 lines
56 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "MediaCodecReader.h"
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#include <OMX_IVCommon.h>
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#include <gui/Surface.h>
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#include <ICrypto.h>
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#include "GonkNativeWindow.h"
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#include <stagefright/foundation/ABuffer.h>
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#include <stagefright/foundation/ADebug.h>
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#include <stagefright/foundation/ALooper.h>
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#include <stagefright/foundation/AMessage.h>
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#include <stagefright/MediaBuffer.h>
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#include <stagefright/MediaCodec.h>
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#include <stagefright/MediaDefs.h>
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#include <stagefright/MediaExtractor.h>
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#include <stagefright/MediaSource.h>
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#include <stagefright/MetaData.h>
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#include <stagefright/Utils.h>
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#include "mozilla/TimeStamp.h"
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#include "mozilla/layers/GrallocTextureClient.h"
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#include "gfx2DGlue.h"
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#include "MediaStreamSource.h"
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#include "MediaTaskQueue.h"
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#include "MP3FrameParser.h"
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#include "nsMimeTypes.h"
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#include "nsThreadUtils.h"
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#include "ImageContainer.h"
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#include "SharedThreadPool.h"
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#include "VideoFrameContainer.h"
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#include "VideoUtils.h"
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using namespace android;
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using namespace mozilla::layers;
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namespace mozilla {
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static const int64_t sInvalidDurationUs = INT64_C(-1);
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static const int64_t sInvalidTimestampUs = INT64_C(-1);
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// Try not to spend more than this much time (in seconds) in a single call
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// to GetCodecOutputData.
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static const double sMaxAudioDecodeDurationS = 0.1;
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static const double sMaxVideoDecodeDurationS = 0.1;
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static CheckedUint32 sInvalidInputIndex = INT32_C(-1);
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inline bool
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IsValidDurationUs(int64_t aDuration)
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{
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return aDuration >= INT64_C(0);
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}
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inline bool
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IsValidTimestampUs(int64_t aTimestamp)
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{
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return aTimestamp >= INT64_C(0);
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}
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MediaCodecReader::VideoResourceListener::VideoResourceListener(
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MediaCodecReader* aReader)
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: mReader(aReader)
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{
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}
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MediaCodecReader::VideoResourceListener::~VideoResourceListener()
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{
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mReader = nullptr;
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}
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void
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MediaCodecReader::VideoResourceListener::codecReserved()
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{
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if (mReader) {
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mReader->VideoCodecReserved();
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}
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}
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void
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MediaCodecReader::VideoResourceListener::codecCanceled()
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{
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if (mReader) {
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mReader->VideoCodecCanceled();
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}
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}
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MediaCodecReader::TrackInputCopier::~TrackInputCopier()
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{
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}
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bool
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MediaCodecReader::TrackInputCopier::Copy(MediaBuffer* aSourceBuffer,
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sp<ABuffer> aCodecBuffer)
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{
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if (aSourceBuffer == nullptr ||
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aCodecBuffer == nullptr ||
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aSourceBuffer->range_length() > aCodecBuffer->capacity()) {
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return false;
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}
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aCodecBuffer->setRange(0, aSourceBuffer->range_length());
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memcpy(aCodecBuffer->data(),
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(uint8_t*)aSourceBuffer->data() + aSourceBuffer->range_offset(),
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aSourceBuffer->range_length());
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return true;
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}
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MediaCodecReader::Track::Track(Type type)
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: mType(type)
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, mSourceIsStopped(true)
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, mDurationUs(INT64_C(0))
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, mInputIndex(sInvalidInputIndex)
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, mInputEndOfStream(false)
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, mOutputEndOfStream(false)
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, mSeekTimeUs(sInvalidTimestampUs)
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, mFlushed(false)
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, mDiscontinuity(false)
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, mTaskQueue(nullptr)
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, mTrackMonitor("MediaCodecReader::mTrackMonitor")
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{
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MOZ_ASSERT(mType != kUnknown, "Should have a valid Track::Type");
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}
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// Append the value of |kKeyValidSamples| to the end of each vorbis buffer.
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// https://github.com/mozilla-b2g/platform_frameworks_av/blob/master/media/libstagefright/OMXCodec.cpp#L3128
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// https://github.com/mozilla-b2g/platform_frameworks_av/blob/master/media/libstagefright/NuMediaExtractor.cpp#L472
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bool
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MediaCodecReader::VorbisInputCopier::Copy(MediaBuffer* aSourceBuffer,
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sp<ABuffer> aCodecBuffer)
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{
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if (aSourceBuffer == nullptr ||
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aCodecBuffer == nullptr ||
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aSourceBuffer->range_length() + sizeof(int32_t) > aCodecBuffer->capacity()) {
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return false;
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}
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int32_t numPageSamples = 0;
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if (!aSourceBuffer->meta_data()->findInt32(kKeyValidSamples, &numPageSamples)) {
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numPageSamples = -1;
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}
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aCodecBuffer->setRange(0, aSourceBuffer->range_length() + sizeof(int32_t));
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memcpy(aCodecBuffer->data(),
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(uint8_t*)aSourceBuffer->data() + aSourceBuffer->range_offset(),
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aSourceBuffer->range_length());
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memcpy(aCodecBuffer->data() + aSourceBuffer->range_length(),
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&numPageSamples, sizeof(numPageSamples));
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return true;
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}
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MediaCodecReader::AudioTrack::AudioTrack()
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: Track(kAudio)
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{
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mAudioPromise.SetMonitor(&mTrackMonitor);
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}
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MediaCodecReader::VideoTrack::VideoTrack()
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: Track(kVideo)
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, mWidth(0)
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, mHeight(0)
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, mStride(0)
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, mSliceHeight(0)
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, mColorFormat(0)
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, mRotation(0)
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{
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mVideoPromise.SetMonitor(&mTrackMonitor);
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}
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MediaCodecReader::CodecBufferInfo::CodecBufferInfo()
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: mIndex(0)
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, mOffset(0)
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, mSize(0)
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, mTimeUs(0)
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, mFlags(0)
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{
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}
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MediaCodecReader::SignalObject::SignalObject(const char* aName)
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: mMonitor(aName)
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, mSignaled(false)
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{
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}
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MediaCodecReader::SignalObject::~SignalObject()
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{
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}
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void
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MediaCodecReader::SignalObject::Wait()
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{
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MonitorAutoLock al(mMonitor);
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if (!mSignaled) {
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mMonitor.Wait();
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}
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}
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void
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MediaCodecReader::SignalObject::Signal()
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{
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MonitorAutoLock al(mMonitor);
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mSignaled = true;
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mMonitor.Notify();
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}
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MediaCodecReader::ParseCachedDataRunnable::ParseCachedDataRunnable(nsRefPtr<MediaCodecReader> aReader,
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const char* aBuffer,
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uint32_t aLength,
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int64_t aOffset,
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nsRefPtr<SignalObject> aSignal)
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: mReader(aReader)
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, mBuffer(aBuffer)
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, mLength(aLength)
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, mOffset(aOffset)
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, mSignal(aSignal)
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{
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MOZ_ASSERT(mReader, "Should have a valid MediaCodecReader.");
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MOZ_ASSERT(mBuffer, "Should have a valid buffer.");
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MOZ_ASSERT(mOffset >= INT64_C(0), "Should have a valid offset.");
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}
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NS_IMETHODIMP
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MediaCodecReader::ParseCachedDataRunnable::Run()
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{
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NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");
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if (mReader->ParseDataSegment(mBuffer, mLength, mOffset)) {
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MonitorAutoLock monLock(mReader->mParserMonitor);
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if (mReader->mNextParserPosition >= mOffset + mLength &&
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mReader->mParsedDataLength < mOffset + mLength) {
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mReader->mParsedDataLength = mOffset + mLength;
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}
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}
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if (mSignal != nullptr) {
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mSignal->Signal();
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}
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return NS_OK;
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}
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MediaCodecReader::ProcessCachedDataTask::ProcessCachedDataTask(nsRefPtr<MediaCodecReader> aReader,
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int64_t aOffset)
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: mReader(aReader)
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, mOffset(aOffset)
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{
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MOZ_ASSERT(mReader, "Should have a valid MediaCodecReader.");
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MOZ_ASSERT(mOffset >= INT64_C(0), "Should have a valid offset.");
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}
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void
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MediaCodecReader::ProcessCachedDataTask::Run()
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{
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mReader->ProcessCachedData(mOffset, nullptr);
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}
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MediaCodecReader::MediaCodecReader(AbstractMediaDecoder* aDecoder)
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: MediaOmxCommonReader(aDecoder)
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, mExtractor(nullptr)
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, mIsWaitingResources(false)
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, mTextureClientIndexesLock("MediaCodecReader::mTextureClientIndexesLock")
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, mColorConverterBufferSize(0)
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, mParserMonitor("MediaCodecReader::mParserMonitor")
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, mParseDataFromCache(true)
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, mNextParserPosition(INT64_C(0))
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, mParsedDataLength(INT64_C(0))
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{
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mVideoListener = new VideoResourceListener(this);
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}
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MediaCodecReader::~MediaCodecReader()
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{
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}
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nsresult
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MediaCodecReader::Init(MediaDecoderReader* aCloneDonor)
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{
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return NS_OK;
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}
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bool
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MediaCodecReader::IsWaitingMediaResources()
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{
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return mIsWaitingResources;
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}
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void
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MediaCodecReader::UpdateIsWaitingMediaResources()
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{
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mIsWaitingResources = (mVideoTrack.mCodec != nullptr) &&
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(!mVideoTrack.mCodec->allocated());
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}
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void
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MediaCodecReader::ReleaseMediaResources()
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{
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// Stop the mSource because we are in the dormant state and the stop function
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// will rewind the mSource to the beginning of the stream.
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if (mVideoTrack.mSource != nullptr && !mVideoTrack.mSourceIsStopped) {
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mVideoTrack.mSource->stop();
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mVideoTrack.mSourceIsStopped = true;
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}
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if (mAudioTrack.mSource != nullptr && !mAudioTrack.mSourceIsStopped) {
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mAudioTrack.mSource->stop();
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mAudioTrack.mSourceIsStopped = true;
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}
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ReleaseCriticalResources();
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}
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nsRefPtr<ShutdownPromise>
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MediaCodecReader::Shutdown()
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{
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MOZ_ASSERT(mAudioTrack.mAudioPromise.IsEmpty());
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MOZ_ASSERT(mVideoTrack.mVideoPromise.IsEmpty());
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ReleaseResources();
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return MediaDecoderReader::Shutdown();
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}
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void
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MediaCodecReader::DispatchAudioTask()
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{
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if (mAudioTrack.mTaskQueue) {
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RefPtr<nsIRunnable> task =
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NS_NewRunnableMethod(this,
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&MediaCodecReader::DecodeAudioDataTask);
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mAudioTrack.mTaskQueue->Dispatch(task);
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}
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}
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void
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MediaCodecReader::DispatchVideoTask(int64_t aTimeThreshold)
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{
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if (mVideoTrack.mTaskQueue) {
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RefPtr<nsIRunnable> task =
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NS_NewRunnableMethodWithArg<int64_t>(this,
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&MediaCodecReader::DecodeVideoFrameTask,
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aTimeThreshold);
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mVideoTrack.mTaskQueue->Dispatch(task);
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}
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}
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nsRefPtr<MediaDecoderReader::AudioDataPromise>
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MediaCodecReader::RequestAudioData()
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{
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MOZ_ASSERT(GetTaskQueue()->IsCurrentThreadIn());
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MOZ_ASSERT(HasAudio());
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MonitorAutoLock al(mAudioTrack.mTrackMonitor);
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if (CheckAudioResources()) {
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DispatchAudioTask();
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}
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MOZ_ASSERT(mAudioTrack.mAudioPromise.IsEmpty());
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return mAudioTrack.mAudioPromise.Ensure(__func__);
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}
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nsRefPtr<MediaDecoderReader::VideoDataPromise>
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MediaCodecReader::RequestVideoData(bool aSkipToNextKeyframe,
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int64_t aTimeThreshold)
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{
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MOZ_ASSERT(GetTaskQueue()->IsCurrentThreadIn());
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MOZ_ASSERT(HasVideo());
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int64_t threshold = sInvalidTimestampUs;
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if (aSkipToNextKeyframe && IsValidTimestampUs(aTimeThreshold)) {
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threshold = aTimeThreshold;
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}
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MonitorAutoLock al(mVideoTrack.mTrackMonitor);
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if (CheckVideoResources()) {
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DispatchVideoTask(threshold);
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}
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MOZ_ASSERT(mVideoTrack.mVideoPromise.IsEmpty());
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return mVideoTrack.mVideoPromise.Ensure(__func__);
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}
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void
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MediaCodecReader::DecodeAudioDataSync()
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{
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if (mAudioTrack.mCodec == nullptr || !mAudioTrack.mCodec->allocated() ||
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mAudioTrack.mOutputEndOfStream) {
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return;
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}
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// Get one audio output data from MediaCodec
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CodecBufferInfo bufferInfo;
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status_t status;
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TimeStamp timeout = TimeStamp::Now() +
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TimeDuration::FromSeconds(sMaxAudioDecodeDurationS);
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while (true) {
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// Try to fill more input buffers and then get one output buffer.
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// FIXME: use callback from MediaCodec
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FillCodecInputData(mAudioTrack);
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status = GetCodecOutputData(mAudioTrack, bufferInfo, sInvalidTimestampUs,
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timeout);
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if (status == OK || status == ERROR_END_OF_STREAM) {
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break;
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} else if (status == -EAGAIN) {
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if (TimeStamp::Now() > timeout) {
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// Don't let this loop run for too long. Try it again later.
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if (CheckAudioResources()) {
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DispatchAudioTask();
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}
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return;
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}
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continue; // Try it again now.
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} else if (status == INFO_FORMAT_CHANGED) {
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if (UpdateAudioInfo()) {
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continue; // Try it again now.
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} else {
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return;
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}
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} else {
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return;
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}
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}
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if (bufferInfo.mBuffer != nullptr && bufferInfo.mSize > 0 &&
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bufferInfo.mBuffer->data() != nullptr) {
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// This is the approximate byte position in the stream.
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int64_t pos = mDecoder->GetResource()->Tell();
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uint32_t frames = bufferInfo.mSize /
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(mInfo.mAudio.mChannels * sizeof(AudioDataValue));
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mAudioCompactor.Push(
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pos,
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bufferInfo.mTimeUs,
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mInfo.mAudio.mRate,
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frames,
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mInfo.mAudio.mChannels,
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AudioCompactor::NativeCopy(
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bufferInfo.mBuffer->data() + bufferInfo.mOffset,
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bufferInfo.mSize,
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mInfo.mAudio.mChannels));
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}
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if ((bufferInfo.mFlags & MediaCodec::BUFFER_FLAG_EOS) ||
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(status == ERROR_END_OF_STREAM)) {
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AudioQueue().Finish();
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}
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mAudioTrack.mCodec->releaseOutputBuffer(bufferInfo.mIndex);
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}
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void
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MediaCodecReader::DecodeAudioDataTask()
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{
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if (AudioQueue().GetSize() == 0 && !AudioQueue().IsFinished()) {
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DecodeAudioDataSync();
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}
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MonitorAutoLock al(mAudioTrack.mTrackMonitor);
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if (mAudioTrack.mAudioPromise.IsEmpty()) {
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return;
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}
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if (AudioQueue().GetSize() > 0) {
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nsRefPtr<AudioData> a = AudioQueue().PopFront();
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if (a) {
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if (mAudioTrack.mDiscontinuity) {
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a->mDiscontinuity = true;
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mAudioTrack.mDiscontinuity = false;
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}
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mAudioTrack.mAudioPromise.Resolve(a, __func__);
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}
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} else if (AudioQueue().AtEndOfStream()) {
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mAudioTrack.mAudioPromise.Reject(END_OF_STREAM, __func__);
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}
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}
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void
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MediaCodecReader::DecodeVideoFrameTask(int64_t aTimeThreshold)
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{
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DecodeVideoFrameSync(aTimeThreshold);
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MonitorAutoLock al(mVideoTrack.mTrackMonitor);
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if (VideoQueue().GetSize() > 0) {
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nsRefPtr<VideoData> v = VideoQueue().PopFront();
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if (v) {
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if (mVideoTrack.mDiscontinuity) {
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v->mDiscontinuity = true;
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mVideoTrack.mDiscontinuity = false;
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}
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mVideoTrack.mVideoPromise.Resolve(v, __func__);
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}
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} else if (VideoQueue().AtEndOfStream()) {
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mVideoTrack.mVideoPromise.Reject(END_OF_STREAM, __func__);
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}
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}
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bool
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MediaCodecReader::HasAudio()
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{
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return mInfo.mAudio.mHasAudio;
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}
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bool
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MediaCodecReader::HasVideo()
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{
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return mInfo.mVideo.mHasVideo;
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}
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void
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MediaCodecReader::NotifyDataArrived(const char* aBuffer,
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uint32_t aLength,
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int64_t aOffset)
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{
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MonitorAutoLock monLock(mParserMonitor);
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if (mNextParserPosition == mParsedDataLength &&
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mNextParserPosition >= aOffset &&
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mNextParserPosition <= aOffset + aLength) {
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// No pending parsing runnable currently. And available data are adjacent to
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// parsed data.
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int64_t shift = mNextParserPosition - aOffset;
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const char* buffer = aBuffer + shift;
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uint32_t length = aLength - shift;
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int64_t offset = mNextParserPosition;
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if (length > 0) {
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MonitorAutoUnlock monUnlock(mParserMonitor);
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ParseDataSegment(buffer, length, offset);
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}
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mParseDataFromCache = false;
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mParsedDataLength = offset + length;
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mNextParserPosition = mParsedDataLength;
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}
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}
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int64_t
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MediaCodecReader::ProcessCachedData(int64_t aOffset,
|
|
nsRefPtr<SignalObject> aSignal)
|
|
{
|
|
// We read data in chunks of 32 KiB. We can reduce this
|
|
// value if media, such as sdcards, is too slow.
|
|
// Because of SD card's slowness, need to keep sReadSize to small size.
|
|
// See Bug 914870.
|
|
static const int64_t sReadSize = 32 * 1024;
|
|
|
|
MOZ_ASSERT(!NS_IsMainThread(), "Should not be on main thread.");
|
|
|
|
{
|
|
MonitorAutoLock monLock(mParserMonitor);
|
|
if (!mParseDataFromCache) {
|
|
// Skip cache processing since data can be continuously be parsed by
|
|
// ParseDataSegment() from NotifyDataArrived() directly.
|
|
return INT64_C(0);
|
|
}
|
|
}
|
|
|
|
MediaResource *resource = mDecoder->GetResource();
|
|
MOZ_ASSERT(resource);
|
|
|
|
int64_t resourceLength = resource->GetCachedDataEnd(0);
|
|
NS_ENSURE_TRUE(resourceLength >= 0, INT64_C(-1));
|
|
|
|
if (aOffset >= resourceLength) {
|
|
return INT64_C(0); // Cache is empty, nothing to do
|
|
}
|
|
|
|
int64_t bufferLength = std::min<int64_t>(resourceLength - aOffset, sReadSize);
|
|
|
|
nsAutoArrayPtr<char> buffer(new char[bufferLength]);
|
|
|
|
nsresult rv = resource->ReadFromCache(buffer.get(), aOffset, bufferLength);
|
|
NS_ENSURE_SUCCESS(rv, INT64_C(-1));
|
|
|
|
MonitorAutoLock monLock(mParserMonitor);
|
|
if (mParseDataFromCache) {
|
|
nsRefPtr<ParseCachedDataRunnable> runnable(
|
|
new ParseCachedDataRunnable(this,
|
|
buffer.forget(),
|
|
bufferLength,
|
|
aOffset,
|
|
aSignal));
|
|
|
|
rv = NS_DispatchToMainThread(runnable.get());
|
|
NS_ENSURE_SUCCESS(rv, INT64_C(-1));
|
|
|
|
mNextParserPosition = aOffset + bufferLength;
|
|
if (mNextParserPosition < resource->GetCachedDataEnd(0)) {
|
|
// We cannot read data in the main thread because it
|
|
// might block for too long. Instead we post an IO task
|
|
// to the IO thread if there is more data available.
|
|
XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
|
|
new ProcessCachedDataTask(this, mNextParserPosition));
|
|
}
|
|
}
|
|
|
|
return bufferLength;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::ParseDataSegment(const char* aBuffer,
|
|
uint32_t aLength,
|
|
int64_t aOffset)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");
|
|
|
|
int64_t duration = INT64_C(-1);
|
|
|
|
{
|
|
MonitorAutoLock monLock(mParserMonitor);
|
|
|
|
// currently only mp3 files are supported for incremental parsing
|
|
if (mMP3FrameParser == nullptr) {
|
|
return false;
|
|
}
|
|
|
|
if (!mMP3FrameParser->IsMP3()) {
|
|
return true; // NO-OP
|
|
}
|
|
|
|
mMP3FrameParser->Parse(aBuffer, aLength, aOffset);
|
|
|
|
duration = mMP3FrameParser->GetDuration();
|
|
}
|
|
|
|
bool durationUpdateRequired = false;
|
|
|
|
{
|
|
MonitorAutoLock al(mAudioTrack.mTrackMonitor);
|
|
if (duration > mAudioTrack.mDurationUs) {
|
|
mAudioTrack.mDurationUs = duration;
|
|
durationUpdateRequired = true;
|
|
}
|
|
}
|
|
|
|
if (durationUpdateRequired && HasVideo()) {
|
|
MonitorAutoLock al(mVideoTrack.mTrackMonitor);
|
|
durationUpdateRequired = duration > mVideoTrack.mDurationUs;
|
|
}
|
|
|
|
if (durationUpdateRequired) {
|
|
MOZ_ASSERT(mDecoder);
|
|
ReentrantMonitorAutoEnter mon(mDecoder->GetReentrantMonitor());
|
|
mDecoder->UpdateEstimatedMediaDuration(duration);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::PreReadMetadata()
|
|
{
|
|
UpdateIsWaitingMediaResources();
|
|
}
|
|
|
|
|
|
nsresult
|
|
MediaCodecReader::ReadMetadata(MediaInfo* aInfo,
|
|
MetadataTags** aTags)
|
|
{
|
|
MOZ_ASSERT(OnTaskQueue());
|
|
|
|
if (!ReallocateResources()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
bool incrementalParserNeeded =
|
|
mDecoder->GetResource()->GetContentType().EqualsASCII(AUDIO_MP3);
|
|
if (incrementalParserNeeded && !TriggerIncrementalParser()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Bug 1050667, both MediaDecoderStateMachine and MediaCodecReader
|
|
// relies on IsWaitingMediaResources() function. And the waiting state will be
|
|
// changed by binder thread, so we store the waiting state in a cache value to
|
|
// make them in the same waiting state.
|
|
UpdateIsWaitingMediaResources();
|
|
if (IsWaitingMediaResources()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Configure video codec after the codecReserved.
|
|
if (mVideoTrack.mSource != nullptr) {
|
|
if (!ConfigureMediaCodec(mVideoTrack)) {
|
|
DestroyMediaCodec(mVideoTrack);
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
|
|
// TODO: start streaming
|
|
|
|
if (!UpdateDuration()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (!UpdateAudioInfo()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (!UpdateVideoInfo()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Set the total duration (the max of the audio and video track).
|
|
int64_t audioDuration = INT64_C(-1);
|
|
{
|
|
MonitorAutoLock al(mAudioTrack.mTrackMonitor);
|
|
audioDuration = mAudioTrack.mDurationUs;
|
|
}
|
|
int64_t videoDuration = INT64_C(-1);
|
|
{
|
|
MonitorAutoLock al(mVideoTrack.mTrackMonitor);
|
|
videoDuration = mVideoTrack.mDurationUs;
|
|
}
|
|
int64_t duration = audioDuration > videoDuration ? audioDuration : videoDuration;
|
|
if (duration >= INT64_C(0)) {
|
|
ReentrantMonitorAutoEnter mon(mDecoder->GetReentrantMonitor());
|
|
mDecoder->SetMediaDuration(duration);
|
|
}
|
|
|
|
// Video track's frame sizes will not overflow. Activate the video track.
|
|
VideoFrameContainer* container = mDecoder->GetVideoFrameContainer();
|
|
if (container) {
|
|
container->SetCurrentFrame(
|
|
gfxIntSize(mInfo.mVideo.mDisplay.width, mInfo.mVideo.mDisplay.height),
|
|
nullptr,
|
|
mozilla::TimeStamp::Now());
|
|
}
|
|
|
|
*aInfo = mInfo;
|
|
*aTags = nullptr;
|
|
|
|
#ifdef MOZ_AUDIO_OFFLOAD
|
|
CheckAudioOffload();
|
|
#endif
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
MediaCodecReader::ResetDecode()
|
|
{
|
|
if (CheckAudioResources()) {
|
|
mAudioTrack.mTaskQueue->Flush();
|
|
MonitorAutoLock al(mAudioTrack.mTrackMonitor);
|
|
if (!mAudioTrack.mAudioPromise.IsEmpty()) {
|
|
mAudioTrack.mAudioPromise.Reject(CANCELED, __func__);
|
|
}
|
|
FlushCodecData(mAudioTrack);
|
|
mAudioTrack.mDiscontinuity = true;
|
|
}
|
|
if (CheckVideoResources()) {
|
|
mVideoTrack.mTaskQueue->Flush();
|
|
MonitorAutoLock al(mVideoTrack.mTrackMonitor);
|
|
if (!mVideoTrack.mVideoPromise.IsEmpty()) {
|
|
mVideoTrack.mVideoPromise.Reject(CANCELED, __func__);
|
|
}
|
|
FlushCodecData(mVideoTrack);
|
|
mVideoTrack.mDiscontinuity = true;
|
|
}
|
|
|
|
return MediaDecoderReader::ResetDecode();
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::TextureClientRecycleCallback(TextureClient* aClient,
|
|
void* aClosure)
|
|
{
|
|
nsRefPtr<MediaCodecReader> reader = static_cast<MediaCodecReader*>(aClosure);
|
|
MOZ_ASSERT(reader, "reader should not be nullptr in TextureClientRecycleCallback()");
|
|
|
|
reader->TextureClientRecycleCallback(aClient);
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::TextureClientRecycleCallback(TextureClient* aClient)
|
|
{
|
|
MOZ_ASSERT(aClient, "aClient should not be nullptr in RecycleCallback()");
|
|
|
|
size_t index = 0;
|
|
|
|
{
|
|
MutexAutoLock al(mTextureClientIndexesLock);
|
|
|
|
aClient->ClearRecycleCallback();
|
|
|
|
// aClient has been removed from mTextureClientIndexes by
|
|
// ReleaseAllTextureClients() on another thread.
|
|
if (!mTextureClientIndexes.Get(aClient, &index)) {
|
|
return;
|
|
}
|
|
|
|
#if MOZ_WIDGET_GONK && ANDROID_VERSION >= 17
|
|
sp<Fence> fence = aClient->GetReleaseFenceHandle().mFence;
|
|
if (fence.get() && fence->isValid()) {
|
|
mPendingReleaseItems.AppendElement(ReleaseItem(index, fence));
|
|
} else {
|
|
mPendingReleaseItems.AppendElement(ReleaseItem(index, nullptr));
|
|
}
|
|
#else
|
|
mPendingReleaseItems.AppendElement(ReleaseItem(index));
|
|
#endif
|
|
mTextureClientIndexes.Remove(aClient);
|
|
}
|
|
|
|
if (mVideoTrack.mReleaseBufferTaskQueue->IsEmpty()) {
|
|
RefPtr<nsIRunnable> task =
|
|
NS_NewRunnableMethod(this,
|
|
&MediaCodecReader::WaitFenceAndReleaseOutputBuffer);
|
|
mVideoTrack.mReleaseBufferTaskQueue->Dispatch(task);
|
|
}
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::WaitFenceAndReleaseOutputBuffer()
|
|
{
|
|
nsTArray<ReleaseItem> releasingItems;
|
|
{
|
|
MutexAutoLock autoLock(mTextureClientIndexesLock);
|
|
releasingItems.AppendElements(mPendingReleaseItems);
|
|
mPendingReleaseItems.Clear();
|
|
}
|
|
|
|
for (size_t i = 0; i < releasingItems.Length(); i++) {
|
|
#if MOZ_WIDGET_GONK && ANDROID_VERSION >= 17
|
|
sp<Fence> fence;
|
|
fence = releasingItems[i].mReleaseFence;
|
|
if (fence.get() && fence->isValid()) {
|
|
fence->waitForever("MediaCodecReader");
|
|
}
|
|
#endif
|
|
if (mVideoTrack.mCodec != nullptr) {
|
|
mVideoTrack.mCodec->releaseOutputBuffer(releasingItems[i].mReleaseIndex);
|
|
}
|
|
}
|
|
}
|
|
|
|
PLDHashOperator
|
|
MediaCodecReader::ReleaseTextureClient(TextureClient* aClient,
|
|
size_t& aIndex,
|
|
void* aUserArg)
|
|
{
|
|
nsRefPtr<MediaCodecReader> reader = static_cast<MediaCodecReader*>(aUserArg);
|
|
MOZ_ASSERT(reader, "reader should not be nullptr in ReleaseTextureClient()");
|
|
|
|
return reader->ReleaseTextureClient(aClient, aIndex);
|
|
}
|
|
|
|
PLDHashOperator
|
|
MediaCodecReader::ReleaseTextureClient(TextureClient* aClient,
|
|
size_t& aIndex)
|
|
{
|
|
MOZ_ASSERT(aClient, "TextureClient should be a valid pointer");
|
|
|
|
aClient->ClearRecycleCallback();
|
|
|
|
if (mVideoTrack.mCodec != nullptr) {
|
|
mVideoTrack.mCodec->releaseOutputBuffer(aIndex);
|
|
}
|
|
|
|
return PL_DHASH_REMOVE;
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::ReleaseAllTextureClients()
|
|
{
|
|
MutexAutoLock al(mTextureClientIndexesLock);
|
|
MOZ_ASSERT(mTextureClientIndexes.Count(), "All TextureClients should be released already");
|
|
|
|
if (mTextureClientIndexes.Count() == 0) {
|
|
return;
|
|
}
|
|
printf_stderr("All TextureClients should be released already");
|
|
|
|
mTextureClientIndexes.Enumerate(MediaCodecReader::ReleaseTextureClient, this);
|
|
mTextureClientIndexes.Clear();
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::DecodeVideoFrameSync(int64_t aTimeThreshold)
|
|
{
|
|
if (mVideoTrack.mCodec == nullptr || !mVideoTrack.mCodec->allocated() ||
|
|
mVideoTrack.mOutputEndOfStream) {
|
|
return;
|
|
}
|
|
|
|
// Get one video output data from MediaCodec
|
|
CodecBufferInfo bufferInfo;
|
|
status_t status;
|
|
TimeStamp timeout = TimeStamp::Now() +
|
|
TimeDuration::FromSeconds(sMaxVideoDecodeDurationS);
|
|
while (true) {
|
|
// Try to fill more input buffers and then get one output buffer.
|
|
// FIXME: use callback from MediaCodec
|
|
FillCodecInputData(mVideoTrack);
|
|
|
|
status = GetCodecOutputData(mVideoTrack, bufferInfo, aTimeThreshold,
|
|
timeout);
|
|
if (status == OK || status == ERROR_END_OF_STREAM) {
|
|
break;
|
|
} else if (status == -EAGAIN) {
|
|
if (TimeStamp::Now() > timeout) {
|
|
// Don't let this loop run for too long. Try it again later.
|
|
if (CheckVideoResources()) {
|
|
DispatchVideoTask(aTimeThreshold);
|
|
}
|
|
return;
|
|
}
|
|
continue; // Try it again now.
|
|
} else if (status == INFO_FORMAT_CHANGED) {
|
|
if (UpdateVideoInfo()) {
|
|
continue; // Try it again now.
|
|
} else {
|
|
return;
|
|
}
|
|
} else {
|
|
return;
|
|
}
|
|
}
|
|
|
|
nsRefPtr<VideoData> v;
|
|
RefPtr<TextureClient> textureClient;
|
|
sp<GraphicBuffer> graphicBuffer;
|
|
if (bufferInfo.mBuffer != nullptr) {
|
|
// This is the approximate byte position in the stream.
|
|
int64_t pos = mDecoder->GetResource()->Tell();
|
|
|
|
if (mVideoTrack.mNativeWindow != nullptr &&
|
|
mVideoTrack.mCodec->getOutputGraphicBufferFromIndex(bufferInfo.mIndex, &graphicBuffer) == OK &&
|
|
graphicBuffer != nullptr) {
|
|
textureClient = mVideoTrack.mNativeWindow->getTextureClientFromBuffer(graphicBuffer.get());
|
|
v = VideoData::Create(mInfo.mVideo,
|
|
mDecoder->GetImageContainer(),
|
|
pos,
|
|
bufferInfo.mTimeUs,
|
|
1, // We don't know the duration.
|
|
textureClient,
|
|
bufferInfo.mFlags & MediaCodec::BUFFER_FLAG_SYNCFRAME,
|
|
-1,
|
|
mVideoTrack.mRelativePictureRect);
|
|
} else if (bufferInfo.mSize > 0 &&
|
|
bufferInfo.mBuffer->data() != nullptr) {
|
|
uint8_t* yuv420p_buffer = bufferInfo.mBuffer->data();
|
|
int32_t stride = mVideoTrack.mStride;
|
|
int32_t slice_height = mVideoTrack.mSliceHeight;
|
|
|
|
// Converts to OMX_COLOR_FormatYUV420Planar
|
|
if (mVideoTrack.mColorFormat != OMX_COLOR_FormatYUV420Planar) {
|
|
ARect crop;
|
|
crop.top = 0;
|
|
crop.bottom = mVideoTrack.mHeight;
|
|
crop.left = 0;
|
|
crop.right = mVideoTrack.mWidth;
|
|
|
|
yuv420p_buffer = GetColorConverterBuffer(mVideoTrack.mWidth,
|
|
mVideoTrack.mHeight);
|
|
if (mColorConverter.convertDecoderOutputToI420(
|
|
bufferInfo.mBuffer->data(), mVideoTrack.mWidth, mVideoTrack.mHeight,
|
|
crop, yuv420p_buffer) != OK) {
|
|
mVideoTrack.mCodec->releaseOutputBuffer(bufferInfo.mIndex);
|
|
NS_WARNING("Unable to convert color format");
|
|
return;
|
|
}
|
|
|
|
stride = mVideoTrack.mWidth;
|
|
slice_height = mVideoTrack.mHeight;
|
|
}
|
|
|
|
size_t yuv420p_y_size = stride * slice_height;
|
|
size_t yuv420p_u_size = ((stride + 1) / 2) * ((slice_height + 1) / 2);
|
|
uint8_t* yuv420p_y = yuv420p_buffer;
|
|
uint8_t* yuv420p_u = yuv420p_y + yuv420p_y_size;
|
|
uint8_t* yuv420p_v = yuv420p_u + yuv420p_u_size;
|
|
|
|
VideoData::YCbCrBuffer b;
|
|
b.mPlanes[0].mData = yuv420p_y;
|
|
b.mPlanes[0].mWidth = mVideoTrack.mWidth;
|
|
b.mPlanes[0].mHeight = mVideoTrack.mHeight;
|
|
b.mPlanes[0].mStride = stride;
|
|
b.mPlanes[0].mOffset = 0;
|
|
b.mPlanes[0].mSkip = 0;
|
|
|
|
b.mPlanes[1].mData = yuv420p_u;
|
|
b.mPlanes[1].mWidth = (mVideoTrack.mWidth + 1) / 2;
|
|
b.mPlanes[1].mHeight = (mVideoTrack.mHeight + 1) / 2;
|
|
b.mPlanes[1].mStride = (stride + 1) / 2;
|
|
b.mPlanes[1].mOffset = 0;
|
|
b.mPlanes[1].mSkip = 0;
|
|
|
|
b.mPlanes[2].mData = yuv420p_v;
|
|
b.mPlanes[2].mWidth =(mVideoTrack.mWidth + 1) / 2;
|
|
b.mPlanes[2].mHeight = (mVideoTrack.mHeight + 1) / 2;
|
|
b.mPlanes[2].mStride = (stride + 1) / 2;
|
|
b.mPlanes[2].mOffset = 0;
|
|
b.mPlanes[2].mSkip = 0;
|
|
|
|
v = VideoData::Create(mInfo.mVideo,
|
|
mDecoder->GetImageContainer(),
|
|
pos,
|
|
bufferInfo.mTimeUs,
|
|
1, // We don't know the duration.
|
|
b,
|
|
bufferInfo.mFlags & MediaCodec::BUFFER_FLAG_SYNCFRAME,
|
|
-1,
|
|
mVideoTrack.mRelativePictureRect);
|
|
}
|
|
|
|
if (v) {
|
|
// Notify mDecoder that we have decoded a video frame.
|
|
mDecoder->NotifyDecodedFrames(0, 1, 0);
|
|
VideoQueue().Push(v);
|
|
} else {
|
|
NS_WARNING("Unable to create VideoData");
|
|
}
|
|
}
|
|
|
|
if ((bufferInfo.mFlags & MediaCodec::BUFFER_FLAG_EOS) ||
|
|
(status == ERROR_END_OF_STREAM)) {
|
|
VideoQueue().Finish();
|
|
}
|
|
|
|
if (v != nullptr && textureClient != nullptr && graphicBuffer != nullptr) {
|
|
MutexAutoLock al(mTextureClientIndexesLock);
|
|
mTextureClientIndexes.Put(textureClient.get(), bufferInfo.mIndex);
|
|
textureClient->SetRecycleCallback(MediaCodecReader::TextureClientRecycleCallback, this);
|
|
} else {
|
|
mVideoTrack.mCodec->releaseOutputBuffer(bufferInfo.mIndex);
|
|
}
|
|
}
|
|
|
|
nsRefPtr<MediaDecoderReader::SeekPromise>
|
|
MediaCodecReader::Seek(int64_t aTime, int64_t aEndTime)
|
|
{
|
|
MOZ_ASSERT(OnTaskQueue());
|
|
|
|
mVideoTrack.mSeekTimeUs = aTime;
|
|
mAudioTrack.mSeekTimeUs = aTime;
|
|
mVideoTrack.mInputEndOfStream = false;
|
|
mVideoTrack.mOutputEndOfStream = false;
|
|
mAudioTrack.mInputEndOfStream = false;
|
|
mAudioTrack.mOutputEndOfStream = false;
|
|
mAudioTrack.mFlushed = false;
|
|
mVideoTrack.mFlushed = false;
|
|
|
|
if (CheckVideoResources()) {
|
|
VideoFrameContainer* videoframe = mDecoder->GetVideoFrameContainer();
|
|
if (videoframe) {
|
|
layers::ImageContainer* image = videoframe->GetImageContainer();
|
|
if (image) {
|
|
image->ClearAllImagesExceptFront();
|
|
}
|
|
}
|
|
|
|
MediaBuffer* source_buffer = nullptr;
|
|
MediaSource::ReadOptions options;
|
|
int64_t timestamp = sInvalidTimestampUs;
|
|
options.setSeekTo(aTime, MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC);
|
|
if (mVideoTrack.mSource->read(&source_buffer, &options) != OK ||
|
|
source_buffer == nullptr) {
|
|
return SeekPromise::CreateAndReject(NS_ERROR_FAILURE, __func__);
|
|
}
|
|
sp<MetaData> format = source_buffer->meta_data();
|
|
if (format != nullptr) {
|
|
if (format->findInt64(kKeyTime, ×tamp) &&
|
|
IsValidTimestampUs(timestamp)) {
|
|
mVideoTrack.mSeekTimeUs = timestamp;
|
|
mAudioTrack.mSeekTimeUs = timestamp;
|
|
}
|
|
format = nullptr;
|
|
}
|
|
source_buffer->release();
|
|
}
|
|
return SeekPromise::CreateAndResolve(aTime, __func__);
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::IsMediaSeekable()
|
|
{
|
|
// Check the MediaExtract flag if the source is seekable.
|
|
return (mExtractor != nullptr) &&
|
|
(mExtractor->flags() & MediaExtractor::CAN_SEEK);
|
|
}
|
|
|
|
sp<MediaSource>
|
|
MediaCodecReader::GetAudioOffloadTrack()
|
|
{
|
|
return mAudioOffloadTrack.mSource;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::ReallocateResources()
|
|
{
|
|
if (CreateLooper() &&
|
|
CreateExtractor() &&
|
|
CreateMediaSources() &&
|
|
CreateTaskQueues() &&
|
|
CreateMediaCodecs()) {
|
|
return true;
|
|
}
|
|
|
|
ReleaseResources();
|
|
return false;
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::ReleaseCriticalResources()
|
|
{
|
|
ResetDecode();
|
|
// Before freeing a video codec, all video buffers needed to be released
|
|
// even from graphics pipeline.
|
|
VideoFrameContainer* videoframe = mDecoder->GetVideoFrameContainer();
|
|
if (videoframe) {
|
|
videoframe->ClearCurrentFrame();
|
|
}
|
|
ReleaseAllTextureClients();
|
|
|
|
DestroyMediaCodecs();
|
|
|
|
ClearColorConverterBuffer();
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::ReleaseResources()
|
|
{
|
|
ReleaseCriticalResources();
|
|
DestroyMediaSources();
|
|
DestroyExtractor();
|
|
DestroyLooper();
|
|
ShutdownTaskQueues();
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::CreateLooper()
|
|
{
|
|
if (mLooper != nullptr) {
|
|
return true;
|
|
}
|
|
|
|
// Create ALooper
|
|
sp<ALooper> looper = new ALooper;
|
|
looper->setName("MediaCodecReader::mLooper");
|
|
|
|
// Start ALooper thread.
|
|
if (looper->start() != OK) {
|
|
return false;
|
|
}
|
|
|
|
mLooper = looper;
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::DestroyLooper()
|
|
{
|
|
if (mLooper == nullptr) {
|
|
return;
|
|
}
|
|
|
|
// Stop ALooper thread.
|
|
mLooper->stop();
|
|
|
|
// Clear ALooper
|
|
mLooper = nullptr;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::CreateExtractor()
|
|
{
|
|
if (mExtractor != nullptr) {
|
|
return true;
|
|
}
|
|
|
|
//register sniffers, if they are not registered in this process.
|
|
DataSource::RegisterDefaultSniffers();
|
|
|
|
if (mExtractor == nullptr) {
|
|
sp<DataSource> dataSource = new MediaStreamSource(mDecoder->GetResource());
|
|
|
|
if (dataSource->initCheck() != OK) {
|
|
return false;
|
|
}
|
|
|
|
mExtractor = MediaExtractor::Create(dataSource);
|
|
}
|
|
|
|
return mExtractor != nullptr;
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::DestroyExtractor()
|
|
{
|
|
mExtractor = nullptr;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::CreateMediaSources()
|
|
{
|
|
if (mExtractor == nullptr) {
|
|
return false;
|
|
}
|
|
|
|
mMetaData = mExtractor->getMetaData();
|
|
|
|
const ssize_t invalidTrackIndex = -1;
|
|
ssize_t audioTrackIndex = invalidTrackIndex;
|
|
ssize_t videoTrackIndex = invalidTrackIndex;
|
|
|
|
for (size_t i = 0; i < mExtractor->countTracks(); ++i) {
|
|
sp<MetaData> trackFormat = mExtractor->getTrackMetaData(i);
|
|
|
|
const char* mime;
|
|
if (!trackFormat->findCString(kKeyMIMEType, &mime)) {
|
|
continue;
|
|
}
|
|
|
|
if (audioTrackIndex == invalidTrackIndex &&
|
|
!strncasecmp(mime, "audio/", 6)) {
|
|
audioTrackIndex = i;
|
|
} else if (videoTrackIndex == invalidTrackIndex &&
|
|
!strncasecmp(mime, "video/", 6)) {
|
|
videoTrackIndex = i;
|
|
}
|
|
}
|
|
|
|
if (audioTrackIndex == invalidTrackIndex &&
|
|
videoTrackIndex == invalidTrackIndex) {
|
|
NS_WARNING("OMX decoder could not find audio or video tracks");
|
|
return false;
|
|
}
|
|
|
|
if (audioTrackIndex != invalidTrackIndex && mAudioTrack.mSource == nullptr) {
|
|
sp<MediaSource> audioSource = mExtractor->getTrack(audioTrackIndex);
|
|
if (audioSource != nullptr && audioSource->start() == OK) {
|
|
mAudioTrack.mSource = audioSource;
|
|
mAudioTrack.mSourceIsStopped = false;
|
|
}
|
|
// Get one another track instance for audio offload playback.
|
|
mAudioOffloadTrack.mSource = mExtractor->getTrack(audioTrackIndex);
|
|
}
|
|
|
|
if (videoTrackIndex != invalidTrackIndex && mVideoTrack.mSource == nullptr &&
|
|
mDecoder->GetImageContainer()) {
|
|
sp<MediaSource> videoSource = mExtractor->getTrack(videoTrackIndex);
|
|
if (videoSource != nullptr && videoSource->start() == OK) {
|
|
mVideoTrack.mSource = videoSource;
|
|
mVideoTrack.mSourceIsStopped = false;
|
|
}
|
|
}
|
|
|
|
return
|
|
(audioTrackIndex == invalidTrackIndex || mAudioTrack.mSource != nullptr) &&
|
|
(videoTrackIndex == invalidTrackIndex || mVideoTrack.mSource != nullptr);
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::DestroyMediaSources()
|
|
{
|
|
mAudioTrack.mSource = nullptr;
|
|
mVideoTrack.mSource = nullptr;
|
|
#if ANDROID_VERSION >= 21
|
|
mAudioOffloadTrack.mSource = nullptr;
|
|
#endif
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::ShutdownTaskQueues()
|
|
{
|
|
if (mAudioTrack.mTaskQueue) {
|
|
mAudioTrack.mTaskQueue->BeginShutdown();
|
|
mAudioTrack.mTaskQueue->AwaitShutdownAndIdle();
|
|
mAudioTrack.mTaskQueue = nullptr;
|
|
}
|
|
if (mVideoTrack.mTaskQueue) {
|
|
mVideoTrack.mTaskQueue->BeginShutdown();
|
|
mVideoTrack.mTaskQueue->AwaitShutdownAndIdle();
|
|
mVideoTrack.mTaskQueue = nullptr;
|
|
}
|
|
if (mVideoTrack.mReleaseBufferTaskQueue) {
|
|
mVideoTrack.mReleaseBufferTaskQueue->BeginShutdown();
|
|
mVideoTrack.mReleaseBufferTaskQueue->AwaitShutdownAndIdle();
|
|
mVideoTrack.mReleaseBufferTaskQueue = nullptr;
|
|
}
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::CreateTaskQueues()
|
|
{
|
|
if (mAudioTrack.mSource != nullptr && !mAudioTrack.mTaskQueue) {
|
|
mAudioTrack.mTaskQueue = CreateFlushableMediaDecodeTaskQueue();
|
|
NS_ENSURE_TRUE(mAudioTrack.mTaskQueue, false);
|
|
}
|
|
if (mVideoTrack.mSource != nullptr && !mVideoTrack.mTaskQueue) {
|
|
mVideoTrack.mTaskQueue = CreateFlushableMediaDecodeTaskQueue();
|
|
NS_ENSURE_TRUE(mVideoTrack.mTaskQueue, false);
|
|
mVideoTrack.mReleaseBufferTaskQueue = CreateMediaDecodeTaskQueue();
|
|
NS_ENSURE_TRUE(mVideoTrack.mReleaseBufferTaskQueue, false);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::CreateMediaCodecs()
|
|
{
|
|
if (CreateMediaCodec(mLooper, mAudioTrack, false, nullptr) &&
|
|
CreateMediaCodec(mLooper, mVideoTrack, true, mVideoListener)) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::CreateMediaCodec(sp<ALooper>& aLooper,
|
|
Track& aTrack,
|
|
bool aAsync,
|
|
wp<MediaCodecProxy::CodecResourceListener> aListener)
|
|
{
|
|
if (aTrack.mSource != nullptr && aTrack.mCodec == nullptr) {
|
|
sp<MetaData> sourceFormat = aTrack.mSource->getFormat();
|
|
|
|
const char* mime;
|
|
if (sourceFormat->findCString(kKeyMIMEType, &mime)) {
|
|
aTrack.mCodec = MediaCodecProxy::CreateByType(aLooper, mime, false, aAsync, aListener);
|
|
}
|
|
|
|
if (aTrack.mCodec == nullptr) {
|
|
NS_WARNING("Couldn't create MediaCodecProxy");
|
|
return false;
|
|
}
|
|
|
|
if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS)) {
|
|
aTrack.mInputCopier = new VorbisInputCopier;
|
|
} else {
|
|
aTrack.mInputCopier = new TrackInputCopier;
|
|
}
|
|
|
|
uint32_t capability = MediaCodecProxy::kEmptyCapability;
|
|
if (aTrack.mType == Track::kVideo &&
|
|
aTrack.mCodec->getCapability(&capability) == OK &&
|
|
(capability & MediaCodecProxy::kCanExposeGraphicBuffer) == MediaCodecProxy::kCanExposeGraphicBuffer) {
|
|
#if ANDROID_VERSION >= 21
|
|
android::sp<android::IGraphicBufferProducer> producer;
|
|
android::sp<android::IGonkGraphicBufferConsumer> consumer;
|
|
GonkBufferQueue::createBufferQueue(&producer, &consumer);
|
|
aTrack.mNativeWindow = new GonkNativeWindow(consumer);
|
|
aTrack.mGraphicBufferProducer = producer;
|
|
#else
|
|
aTrack.mNativeWindow = new GonkNativeWindow();
|
|
#endif
|
|
}
|
|
|
|
if (!aAsync) {
|
|
// Pending configure() and start() to codecReserved() if the creation
|
|
// should be asynchronous.
|
|
if (!aTrack.mCodec->allocated() || !ConfigureMediaCodec(aTrack)){
|
|
NS_WARNING("Couldn't create and configure MediaCodec synchronously");
|
|
DestroyMediaCodec(aTrack);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::ConfigureMediaCodec(Track& aTrack)
|
|
{
|
|
if (aTrack.mSource != nullptr && aTrack.mCodec != nullptr) {
|
|
if (!aTrack.mCodec->allocated()) {
|
|
return false;
|
|
}
|
|
|
|
sp<Surface> surface;
|
|
if (aTrack.mNativeWindow != nullptr) {
|
|
#if ANDROID_VERSION >= 21
|
|
surface = new Surface(aTrack.mGraphicBufferProducer);
|
|
#else
|
|
surface = new Surface(aTrack.mNativeWindow->getBufferQueue());
|
|
#endif
|
|
}
|
|
|
|
sp<MetaData> sourceFormat = aTrack.mSource->getFormat();
|
|
sp<AMessage> codecFormat;
|
|
convertMetaDataToMessage(sourceFormat, &codecFormat);
|
|
|
|
bool allpass = true;
|
|
if (allpass && aTrack.mCodec->configure(codecFormat, surface, nullptr, 0) != OK) {
|
|
NS_WARNING("Couldn't configure MediaCodec");
|
|
allpass = false;
|
|
}
|
|
if (allpass && aTrack.mCodec->start() != OK) {
|
|
NS_WARNING("Couldn't start MediaCodec");
|
|
allpass = false;
|
|
}
|
|
if (allpass && aTrack.mCodec->getInputBuffers(&aTrack.mInputBuffers) != OK) {
|
|
NS_WARNING("Couldn't get input buffers from MediaCodec");
|
|
allpass = false;
|
|
}
|
|
if (allpass && aTrack.mCodec->getOutputBuffers(&aTrack.mOutputBuffers) != OK) {
|
|
NS_WARNING("Couldn't get output buffers from MediaCodec");
|
|
allpass = false;
|
|
}
|
|
if (!allpass) {
|
|
DestroyMediaCodec(aTrack);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::DestroyMediaCodecs()
|
|
{
|
|
DestroyMediaCodec(mAudioTrack);
|
|
DestroyMediaCodec(mVideoTrack);
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::DestroyMediaCodec(Track& aTrack)
|
|
{
|
|
aTrack.mCodec = nullptr;
|
|
aTrack.mNativeWindow = nullptr;
|
|
#if ANDROID_VERSION >= 21
|
|
aTrack.mGraphicBufferProducer = nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::TriggerIncrementalParser()
|
|
{
|
|
if (mMetaData == nullptr) {
|
|
return false;
|
|
}
|
|
|
|
int64_t duration = INT64_C(-1);
|
|
|
|
{
|
|
MonitorAutoLock monLock(mParserMonitor);
|
|
|
|
// only support incremental parsing for mp3 currently.
|
|
if (mMP3FrameParser != nullptr) {
|
|
return true;
|
|
}
|
|
|
|
mParseDataFromCache = true;
|
|
mNextParserPosition = INT64_C(0);
|
|
mParsedDataLength = INT64_C(0);
|
|
|
|
// MP3 file duration
|
|
const char* mime = nullptr;
|
|
if (mMetaData->findCString(kKeyMIMEType, &mime) &&
|
|
!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
|
|
mMP3FrameParser = new MP3FrameParser(mDecoder->GetResource()->GetLength());
|
|
{
|
|
MonitorAutoUnlock monUnlock(mParserMonitor);
|
|
// trigger parsing logic and wait for finishing parsing data in the beginning.
|
|
nsRefPtr<SignalObject> signalObject = new SignalObject("MediaCodecReader::UpdateDuration()");
|
|
if (ProcessCachedData(INT64_C(0), signalObject) > INT64_C(0)) {
|
|
signalObject->Wait();
|
|
}
|
|
}
|
|
duration = mMP3FrameParser->GetDuration();
|
|
}
|
|
}
|
|
|
|
{
|
|
MonitorAutoLock al(mAudioTrack.mTrackMonitor);
|
|
if (duration > mAudioTrack.mDurationUs) {
|
|
mAudioTrack.mDurationUs = duration;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::UpdateDuration()
|
|
{
|
|
// read audio duration
|
|
if (mAudioTrack.mSource != nullptr) {
|
|
sp<MetaData> audioFormat = mAudioTrack.mSource->getFormat();
|
|
if (audioFormat != nullptr) {
|
|
int64_t duration = INT64_C(0);
|
|
if (audioFormat->findInt64(kKeyDuration, &duration)) {
|
|
MonitorAutoLock al(mAudioTrack.mTrackMonitor);
|
|
if (duration > mAudioTrack.mDurationUs) {
|
|
mAudioTrack.mDurationUs = duration;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// read video duration
|
|
if (mVideoTrack.mSource != nullptr) {
|
|
sp<MetaData> videoFormat = mVideoTrack.mSource->getFormat();
|
|
if (videoFormat != nullptr) {
|
|
int64_t duration = INT64_C(0);
|
|
if (videoFormat->findInt64(kKeyDuration, &duration)) {
|
|
MonitorAutoLock al(mVideoTrack.mTrackMonitor);
|
|
if (duration > mVideoTrack.mDurationUs) {
|
|
mVideoTrack.mDurationUs = duration;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::UpdateAudioInfo()
|
|
{
|
|
if (mAudioTrack.mSource == nullptr && mAudioTrack.mCodec == nullptr) {
|
|
// No needs to update AudioInfo if no audio streams.
|
|
return true;
|
|
}
|
|
|
|
if (mAudioTrack.mSource == nullptr || mAudioTrack.mCodec == nullptr ||
|
|
!mAudioTrack.mCodec->allocated()) {
|
|
// Something wrong.
|
|
MOZ_ASSERT(mAudioTrack.mSource != nullptr, "mAudioTrack.mSource should not be nullptr");
|
|
MOZ_ASSERT(mAudioTrack.mCodec != nullptr, "mAudioTrack.mCodec should not be nullptr");
|
|
MOZ_ASSERT(mAudioTrack.mCodec->allocated(), "mAudioTrack.mCodec->allocated() should not be false");
|
|
return false;
|
|
}
|
|
|
|
// read audio metadata from MediaSource
|
|
sp<MetaData> audioSourceFormat = mAudioTrack.mSource->getFormat();
|
|
if (audioSourceFormat == nullptr) {
|
|
return false;
|
|
}
|
|
|
|
// ensure audio metadata from MediaCodec has been parsed
|
|
if (!EnsureCodecFormatParsed(mAudioTrack)){
|
|
return false;
|
|
}
|
|
|
|
// read audio metadata from MediaCodec
|
|
sp<AMessage> audioCodecFormat;
|
|
if (mAudioTrack.mCodec->getOutputFormat(&audioCodecFormat) != OK ||
|
|
audioCodecFormat == nullptr) {
|
|
return false;
|
|
}
|
|
|
|
AString codec_mime;
|
|
int32_t codec_channel_count = 0;
|
|
int32_t codec_sample_rate = 0;
|
|
if (!audioCodecFormat->findString("mime", &codec_mime) ||
|
|
!audioCodecFormat->findInt32("channel-count", &codec_channel_count) ||
|
|
!audioCodecFormat->findInt32("sample-rate", &codec_sample_rate)) {
|
|
return false;
|
|
}
|
|
|
|
// Update AudioInfo
|
|
mInfo.mAudio.mHasAudio = true;
|
|
mInfo.mAudio.mChannels = codec_channel_count;
|
|
mInfo.mAudio.mRate = codec_sample_rate;
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::UpdateVideoInfo()
|
|
{
|
|
if (mVideoTrack.mSource == nullptr && mVideoTrack.mCodec == nullptr) {
|
|
// No needs to update VideoInfo if no video streams.
|
|
return true;
|
|
}
|
|
|
|
if (mVideoTrack.mSource == nullptr || mVideoTrack.mCodec == nullptr ||
|
|
!mVideoTrack.mCodec->allocated()) {
|
|
// Something wrong.
|
|
MOZ_ASSERT(mVideoTrack.mSource != nullptr, "mVideoTrack.mSource should not be nullptr");
|
|
MOZ_ASSERT(mVideoTrack.mCodec != nullptr, "mVideoTrack.mCodec should not be nullptr");
|
|
MOZ_ASSERT(mVideoTrack.mCodec->allocated(), "mVideoTrack.mCodec->allocated() should not be false");
|
|
return false;
|
|
}
|
|
|
|
// read video metadata from MediaSource
|
|
sp<MetaData> videoSourceFormat = mVideoTrack.mSource->getFormat();
|
|
if (videoSourceFormat == nullptr) {
|
|
return false;
|
|
}
|
|
int32_t container_width = 0;
|
|
int32_t container_height = 0;
|
|
int32_t container_rotation = 0;
|
|
if (!videoSourceFormat->findInt32(kKeyWidth, &container_width) ||
|
|
!videoSourceFormat->findInt32(kKeyHeight, &container_height)) {
|
|
return false;
|
|
}
|
|
mVideoTrack.mFrameSize = nsIntSize(container_width, container_height);
|
|
if (videoSourceFormat->findInt32(kKeyRotation, &container_rotation)) {
|
|
mVideoTrack.mRotation = container_rotation;
|
|
}
|
|
|
|
// ensure video metadata from MediaCodec has been parsed
|
|
if (!EnsureCodecFormatParsed(mVideoTrack)){
|
|
return false;
|
|
}
|
|
|
|
// read video metadata from MediaCodec
|
|
sp<AMessage> videoCodecFormat;
|
|
if (mVideoTrack.mCodec->getOutputFormat(&videoCodecFormat) != OK ||
|
|
videoCodecFormat == nullptr) {
|
|
return false;
|
|
}
|
|
AString codec_mime;
|
|
int32_t codec_width = 0;
|
|
int32_t codec_height = 0;
|
|
int32_t codec_stride = 0;
|
|
int32_t codec_slice_height = 0;
|
|
int32_t codec_color_format = 0;
|
|
int32_t codec_crop_left = 0;
|
|
int32_t codec_crop_top = 0;
|
|
int32_t codec_crop_right = 0;
|
|
int32_t codec_crop_bottom = 0;
|
|
if (!videoCodecFormat->findString("mime", &codec_mime) ||
|
|
!videoCodecFormat->findInt32("width", &codec_width) ||
|
|
!videoCodecFormat->findInt32("height", &codec_height) ||
|
|
!videoCodecFormat->findInt32("stride", &codec_stride) ||
|
|
!videoCodecFormat->findInt32("slice-height", &codec_slice_height) ||
|
|
!videoCodecFormat->findInt32("color-format", &codec_color_format) ||
|
|
!videoCodecFormat->findRect("crop", &codec_crop_left, &codec_crop_top,
|
|
&codec_crop_right, &codec_crop_bottom)) {
|
|
return false;
|
|
}
|
|
|
|
mVideoTrack.mWidth = codec_width;
|
|
mVideoTrack.mHeight = codec_height;
|
|
mVideoTrack.mStride = codec_stride;
|
|
mVideoTrack.mSliceHeight = codec_slice_height;
|
|
mVideoTrack.mColorFormat = codec_color_format;
|
|
|
|
// Validate the container-reported frame and pictureRect sizes. This ensures
|
|
// that our video frame creation code doesn't overflow.
|
|
int32_t display_width = codec_crop_right - codec_crop_left + 1;
|
|
int32_t display_height = codec_crop_bottom - codec_crop_top + 1;
|
|
nsIntRect picture_rect(0, 0, mVideoTrack.mWidth, mVideoTrack.mHeight);
|
|
nsIntSize display_size(display_width, display_height);
|
|
if (!IsValidVideoRegion(mVideoTrack.mFrameSize, picture_rect, display_size)) {
|
|
return false;
|
|
}
|
|
|
|
// Relative picture size
|
|
gfx::IntRect relative_picture_rect = gfx::ToIntRect(picture_rect);
|
|
if (mVideoTrack.mWidth != mVideoTrack.mFrameSize.width ||
|
|
mVideoTrack.mHeight != mVideoTrack.mFrameSize.height) {
|
|
// Frame size is different from what the container reports. This is legal,
|
|
// and we will preserve the ratio of the crop rectangle as it
|
|
// was reported relative to the picture size reported by the container.
|
|
relative_picture_rect.x = (picture_rect.x * mVideoTrack.mWidth) /
|
|
mVideoTrack.mFrameSize.width;
|
|
relative_picture_rect.y = (picture_rect.y * mVideoTrack.mHeight) /
|
|
mVideoTrack.mFrameSize.height;
|
|
relative_picture_rect.width = (picture_rect.width * mVideoTrack.mWidth) /
|
|
mVideoTrack.mFrameSize.width;
|
|
relative_picture_rect.height = (picture_rect.height * mVideoTrack.mHeight) /
|
|
mVideoTrack.mFrameSize.height;
|
|
}
|
|
|
|
// Update VideoInfo
|
|
mInfo.mVideo.mHasVideo = true;
|
|
mVideoTrack.mPictureRect = picture_rect;
|
|
mInfo.mVideo.mDisplay = display_size;
|
|
mVideoTrack.mRelativePictureRect = relative_picture_rect;
|
|
|
|
return true;
|
|
}
|
|
|
|
status_t
|
|
MediaCodecReader::FlushCodecData(Track& aTrack)
|
|
{
|
|
if (aTrack.mType == Track::kVideo) {
|
|
// TODO: if we do release TextureClient on a separate thread in the future,
|
|
// we will have to explicitly cleanup TextureClients which have been
|
|
// recycled through TextureClient::mRecycleCallback.
|
|
// Just NO-OP for now.
|
|
}
|
|
|
|
if (aTrack.mSource == nullptr || aTrack.mCodec == nullptr ||
|
|
!aTrack.mCodec->allocated()) {
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
|
|
status_t status = aTrack.mCodec->flush();
|
|
aTrack.mFlushed = (status == OK);
|
|
if (aTrack.mFlushed) {
|
|
aTrack.mInputIndex = sInvalidInputIndex;
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
// Keep filling data if there are available buffers.
|
|
// FIXME: change to non-blocking read
|
|
status_t
|
|
MediaCodecReader::FillCodecInputData(Track& aTrack)
|
|
{
|
|
if (aTrack.mSource == nullptr || aTrack.mCodec == nullptr ||
|
|
!aTrack.mCodec->allocated()) {
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
|
|
if (aTrack.mInputEndOfStream) {
|
|
return ERROR_END_OF_STREAM;
|
|
}
|
|
|
|
if (IsValidTimestampUs(aTrack.mSeekTimeUs) && !aTrack.mFlushed) {
|
|
FlushCodecData(aTrack);
|
|
}
|
|
|
|
size_t index = 0;
|
|
while (aTrack.mInputIndex.isValid() ||
|
|
aTrack.mCodec->dequeueInputBuffer(&index) == OK) {
|
|
if (!aTrack.mInputIndex.isValid()) {
|
|
aTrack.mInputIndex = index;
|
|
}
|
|
MOZ_ASSERT(aTrack.mInputIndex.isValid(), "aElement.mInputIndex should be valid");
|
|
|
|
// Start the mSource before we read it.
|
|
if (aTrack.mSourceIsStopped) {
|
|
if (aTrack.mSource->start() == OK) {
|
|
aTrack.mSourceIsStopped = false;
|
|
} else {
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
}
|
|
MediaBuffer* source_buffer = nullptr;
|
|
status_t status = OK;
|
|
if (IsValidTimestampUs(aTrack.mSeekTimeUs)) {
|
|
MediaSource::ReadOptions options;
|
|
options.setSeekTo(aTrack.mSeekTimeUs);
|
|
status = aTrack.mSource->read(&source_buffer, &options);
|
|
} else {
|
|
status = aTrack.mSource->read(&source_buffer);
|
|
}
|
|
|
|
// read() fails
|
|
if (status == INFO_FORMAT_CHANGED) {
|
|
return INFO_FORMAT_CHANGED;
|
|
} else if (status == ERROR_END_OF_STREAM) {
|
|
aTrack.mInputEndOfStream = true;
|
|
aTrack.mCodec->queueInputBuffer(aTrack.mInputIndex.value(),
|
|
0, 0, 0,
|
|
MediaCodec::BUFFER_FLAG_EOS);
|
|
return ERROR_END_OF_STREAM;
|
|
} else if (status == -ETIMEDOUT) {
|
|
return OK; // try it later
|
|
} else if (status != OK) {
|
|
return status;
|
|
} else if (source_buffer == nullptr) {
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
|
|
// read() successes
|
|
aTrack.mInputEndOfStream = false;
|
|
aTrack.mSeekTimeUs = sInvalidTimestampUs;
|
|
|
|
sp<ABuffer> input_buffer = nullptr;
|
|
if (aTrack.mInputIndex.value() < aTrack.mInputBuffers.size()) {
|
|
input_buffer = aTrack.mInputBuffers[aTrack.mInputIndex.value()];
|
|
}
|
|
if (input_buffer != nullptr &&
|
|
aTrack.mInputCopier != nullptr &&
|
|
aTrack.mInputCopier->Copy(source_buffer, input_buffer)) {
|
|
int64_t timestamp = sInvalidTimestampUs;
|
|
sp<MetaData> codec_format = source_buffer->meta_data();
|
|
if (codec_format != nullptr) {
|
|
codec_format->findInt64(kKeyTime, ×tamp);
|
|
}
|
|
|
|
status = aTrack.mCodec->queueInputBuffer(
|
|
aTrack.mInputIndex.value(), input_buffer->offset(),
|
|
input_buffer->size(), timestamp, 0);
|
|
if (status == OK) {
|
|
aTrack.mInputIndex = sInvalidInputIndex;
|
|
}
|
|
}
|
|
source_buffer->release();
|
|
|
|
if (status != OK) {
|
|
return status;
|
|
}
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
status_t
|
|
MediaCodecReader::GetCodecOutputData(Track& aTrack,
|
|
CodecBufferInfo& aBuffer,
|
|
int64_t aThreshold,
|
|
const TimeStamp& aTimeout)
|
|
{
|
|
// Read next frame.
|
|
CodecBufferInfo info;
|
|
status_t status = OK;
|
|
while (status == OK || status == INFO_OUTPUT_BUFFERS_CHANGED ||
|
|
status == -EAGAIN) {
|
|
|
|
int64_t duration = (int64_t)(aTimeout - TimeStamp::Now()).ToMicroseconds();
|
|
if (!IsValidDurationUs(duration)) {
|
|
return -EAGAIN;
|
|
}
|
|
|
|
status = aTrack.mCodec->dequeueOutputBuffer(&info.mIndex, &info.mOffset,
|
|
&info.mSize, &info.mTimeUs, &info.mFlags, duration);
|
|
// Check EOS first.
|
|
if (status == ERROR_END_OF_STREAM ||
|
|
(info.mFlags & MediaCodec::BUFFER_FLAG_EOS)) {
|
|
aBuffer = info;
|
|
aBuffer.mBuffer = aTrack.mOutputBuffers[info.mIndex];
|
|
aTrack.mOutputEndOfStream = true;
|
|
return ERROR_END_OF_STREAM;
|
|
}
|
|
|
|
if (status == OK) {
|
|
// Notify mDecoder that we have parsed a video frame.
|
|
if (&aTrack == &mVideoTrack) {
|
|
mDecoder->NotifyDecodedFrames(1, 0, 0);
|
|
}
|
|
if (!IsValidTimestampUs(aThreshold) || info.mTimeUs >= aThreshold) {
|
|
// Get a valid output buffer.
|
|
break;
|
|
} else {
|
|
aTrack.mCodec->releaseOutputBuffer(info.mIndex);
|
|
}
|
|
} else if (status == INFO_OUTPUT_BUFFERS_CHANGED) {
|
|
// Update output buffers of MediaCodec.
|
|
if (aTrack.mCodec->getOutputBuffers(&aTrack.mOutputBuffers) != OK) {
|
|
NS_WARNING("Couldn't get output buffers from MediaCodec");
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
}
|
|
|
|
if (TimeStamp::Now() > aTimeout) {
|
|
// Don't let this loop run for too long. Try it again later.
|
|
return -EAGAIN;
|
|
}
|
|
}
|
|
|
|
if (status != OK) {
|
|
// Something wrong.
|
|
return status;
|
|
}
|
|
|
|
if (info.mIndex >= aTrack.mOutputBuffers.size()) {
|
|
NS_WARNING("Couldn't get proper index of output buffers from MediaCodec");
|
|
aTrack.mCodec->releaseOutputBuffer(info.mIndex);
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
|
|
aBuffer = info;
|
|
aBuffer.mBuffer = aTrack.mOutputBuffers[info.mIndex];
|
|
|
|
return OK;
|
|
}
|
|
|
|
bool
|
|
MediaCodecReader::EnsureCodecFormatParsed(Track& aTrack)
|
|
{
|
|
if (aTrack.mSource == nullptr || aTrack.mCodec == nullptr ||
|
|
!aTrack.mCodec->allocated()) {
|
|
return false;
|
|
}
|
|
|
|
sp<AMessage> format;
|
|
if (aTrack.mCodec->getOutputFormat(&format) == OK) {
|
|
return true;
|
|
}
|
|
|
|
status_t status = OK;
|
|
size_t index = 0;
|
|
size_t offset = 0;
|
|
size_t size = 0;
|
|
int64_t timeUs = INT64_C(0);
|
|
uint32_t flags = 0;
|
|
while ((status = aTrack.mCodec->dequeueOutputBuffer(&index, &offset, &size,
|
|
&timeUs, &flags)) != INFO_FORMAT_CHANGED) {
|
|
if (status == OK) {
|
|
aTrack.mCodec->releaseOutputBuffer(index);
|
|
} else if (status == INFO_OUTPUT_BUFFERS_CHANGED) {
|
|
// Update output buffers of MediaCodec.
|
|
if (aTrack.mCodec->getOutputBuffers(&aTrack.mOutputBuffers) != OK) {
|
|
NS_WARNING("Couldn't get output buffers from MediaCodec");
|
|
return false;
|
|
}
|
|
} else if (status != -EAGAIN && status != INVALID_OPERATION){
|
|
// FIXME: let INVALID_OPERATION pass?
|
|
return false; // something wrong!!!
|
|
}
|
|
|
|
status = FillCodecInputData(aTrack);
|
|
if (status == INFO_FORMAT_CHANGED) {
|
|
break;
|
|
} else if (status != OK) {
|
|
return false;
|
|
}
|
|
}
|
|
return aTrack.mCodec->getOutputFormat(&format) == OK;
|
|
}
|
|
|
|
uint8_t*
|
|
MediaCodecReader::GetColorConverterBuffer(int32_t aWidth, int32_t aHeight)
|
|
{
|
|
// Allocate a temporary YUV420Planer buffer.
|
|
size_t yuv420p_y_size = aWidth * aHeight;
|
|
size_t yuv420p_u_size = ((aWidth + 1) / 2) * ((aHeight + 1) / 2);
|
|
size_t yuv420p_v_size = yuv420p_u_size;
|
|
size_t yuv420p_size = yuv420p_y_size + yuv420p_u_size + yuv420p_v_size;
|
|
if (mColorConverterBufferSize != yuv420p_size) {
|
|
mColorConverterBuffer = nullptr; // release the previous buffer first
|
|
mColorConverterBuffer = new uint8_t[yuv420p_size];
|
|
mColorConverterBufferSize = yuv420p_size;
|
|
}
|
|
return mColorConverterBuffer.get();
|
|
}
|
|
|
|
void
|
|
MediaCodecReader::ClearColorConverterBuffer()
|
|
{
|
|
mColorConverterBuffer = nullptr;
|
|
mColorConverterBufferSize = 0;
|
|
}
|
|
|
|
// Called on Binder thread.
|
|
void
|
|
MediaCodecReader::VideoCodecReserved()
|
|
{
|
|
mDecoder->NotifyWaitingForResourcesStatusChanged();
|
|
}
|
|
|
|
// Called on Binder thread.
|
|
void
|
|
MediaCodecReader::VideoCodecCanceled()
|
|
{
|
|
if (mVideoTrack.mTaskQueue) {
|
|
RefPtr<nsIRunnable> task =
|
|
NS_NewRunnableMethod(this, &MediaCodecReader::ReleaseCriticalResources);
|
|
mVideoTrack.mTaskQueue->Dispatch(task);
|
|
}
|
|
}
|
|
|
|
} // namespace mozilla
|