mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
1141 lines
36 KiB
C++
1141 lines
36 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <stagefright/ColorConverter.h>
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#include <stagefright/DataSource.h>
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#include <stagefright/MediaExtractor.h>
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#include <stagefright/MetaData.h>
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#include <stagefright/OMXCodec.h>
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#include <media/stagefright/MediaErrors.h>
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#ifdef MOZ_WIDGET_GONK
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#include <OMX.h>
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#else
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#include <stagefright/OMXClient.h>
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#endif
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#include <algorithm>
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#include "mozilla/Assertions.h"
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#include "mozilla/Types.h"
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#include "MPAPI.h"
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#include "android/log.h"
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#define MAX_DECODER_NAME_LEN 256
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#define AVC_MIME_TYPE "video/avc"
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#define DEFAULT_STAGEFRIGHT_FLAGS OMXCodec::kClientNeedsFramebuffer
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#undef LOG
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#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "OmxPlugin" , ## args)
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#if !defined(MOZ_ANDROID_GB) && !defined(MOZ_ANDROID_HC)
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#define MOZ_ANDROID_V4_OR_ABOVE
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#endif
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#if defined(MOZ_ANDROID_V4_OR_ABOVE)
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#include <I420ColorConverter.h>
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#endif
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using namespace MPAPI;
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#if !defined(MOZ_STAGEFRIGHT_OFF_T)
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#define MOZ_STAGEFRIGHT_OFF_T off64_t
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#endif
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using namespace android;
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namespace OmxPlugin {
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const int OMX_QCOM_COLOR_FormatYVU420PackedSemiPlanar32m4ka = 0x7FA30C01;
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const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
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const int OMX_TI_COLOR_FormatYUV420PackedSemiPlanar = 0x7F000100;
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class OmxDecoder {
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PluginHost *mPluginHost;
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Decoder *mDecoder;
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sp<MediaSource> mVideoTrack;
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sp<MediaSource> mVideoSource;
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sp<MediaSource> mAudioTrack;
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sp<MediaSource> mAudioSource;
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int32_t mVideoWidth;
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int32_t mVideoHeight;
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int32_t mVideoColorFormat;
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int32_t mVideoStride;
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int32_t mVideoSliceHeight;
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int32_t mVideoCropLeft;
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int32_t mVideoCropTop;
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int32_t mVideoCropRight;
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int32_t mVideoCropBottom;
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int32_t mVideoRotation;
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int32_t mAudioChannels;
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int32_t mAudioSampleRate;
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int64_t mDurationUs;
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MediaBuffer *mVideoBuffer;
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VideoFrame mVideoFrame;
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MediaBuffer *mAudioBuffer;
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AudioFrame mAudioFrame;
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ColorConverter *mColorConverter;
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// 'true' if a read from the audio stream was done while reading the metadata
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bool mAudioMetadataRead;
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void ReleaseVideoBuffer();
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void ReleaseAudioBuffer();
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void ToVideoFrame_YUV420Planar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame);
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void ToVideoFrame_CbYCrY(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame);
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void ToVideoFrame_YUV420SemiPlanar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame);
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void ToVideoFrame_YVU420SemiPlanar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame);
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void ToVideoFrame_YUV420PackedSemiPlanar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame);
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void ToVideoFrame_YVU420PackedSemiPlanar32m4ka(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame);
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bool ToVideoFrame_RGB565(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback);
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bool ToVideoFrame_ColorConverter(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback);
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bool ToVideoFrame_I420ColorConverter(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback);
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bool ToVideoFrame(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback);
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bool ToAudioFrame(AudioFrame *aFrame, int64_t aTimeUs, void *aData, size_t aDataOffset, size_t aSize,
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int32_t aAudioChannels, int32_t aAudioSampleRate);
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public:
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OmxDecoder(PluginHost *aPluginHost, Decoder *aDecoder);
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~OmxDecoder();
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bool Init();
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bool SetVideoFormat();
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bool SetAudioFormat();
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void GetDuration(int64_t *durationUs) {
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*durationUs = mDurationUs;
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}
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void GetVideoParameters(int32_t *width, int32_t *height) {
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*width = mVideoWidth;
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*height = mVideoHeight;
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}
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void GetAudioParameters(int32_t *numChannels, int32_t *sampleRate) {
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*numChannels = mAudioChannels;
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*sampleRate = mAudioSampleRate;
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}
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bool HasVideo() {
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return mVideoSource != nullptr;
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}
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bool HasAudio() {
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return mAudioSource != nullptr;
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}
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bool ReadVideo(VideoFrame *aFrame, int64_t aSeekTimeUs, BufferCallback *aBufferCallback);
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bool ReadAudio(AudioFrame *aFrame, int64_t aSeekTimeUs);
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};
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#if !defined(MOZ_WIDGET_GONK)
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static class OmxClientInstance {
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public:
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OmxClientInstance()
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: mClient(new OMXClient())
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, mStatus(mClient->connect())
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{
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}
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status_t IsValid()
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{
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return mStatus == OK;
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}
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OMXClient *get()
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{
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return mClient;
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}
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~OmxClientInstance()
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{
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if (mStatus == OK) {
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mClient->disconnect();
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}
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delete mClient;
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}
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private:
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OMXClient *mClient;
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status_t mStatus;
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} sClientInstance;
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#endif
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OmxDecoder::OmxDecoder(PluginHost *aPluginHost, Decoder *aDecoder) :
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mPluginHost(aPluginHost),
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mDecoder(aDecoder),
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mVideoWidth(0),
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mVideoHeight(0),
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mVideoColorFormat(0),
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mVideoStride(0),
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mVideoSliceHeight(0),
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mVideoCropLeft(0),
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mVideoCropTop(0),
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mVideoCropRight(0),
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mVideoCropBottom(0),
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mVideoRotation(0),
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mAudioChannels(-1),
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mAudioSampleRate(-1),
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mDurationUs(-1),
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mVideoBuffer(nullptr),
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mAudioBuffer(nullptr),
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mColorConverter(nullptr),
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mAudioMetadataRead(false)
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{
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}
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OmxDecoder::~OmxDecoder()
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{
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ReleaseVideoBuffer();
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ReleaseAudioBuffer();
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if (mVideoSource.get()) {
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mVideoSource->stop();
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}
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if (mAudioSource.get()) {
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mAudioSource->stop();
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}
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#ifndef MOZ_ANDROID_HC
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if (mColorConverter) {
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delete mColorConverter;
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}
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#endif
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}
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class AutoStopMediaSource {
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sp<MediaSource> mMediaSource;
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public:
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AutoStopMediaSource(sp<MediaSource> aMediaSource) : mMediaSource(aMediaSource) {
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}
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~AutoStopMediaSource() {
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mMediaSource->stop();
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}
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};
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#ifdef MOZ_WIDGET_GONK
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static sp<IOMX> sOMX = nullptr;
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static sp<IOMX> GetOMX() {
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if(sOMX.get() == nullptr) {
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sOMX = reinterpret_cast<IOMX*>(new OMX);
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}
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return sOMX;
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}
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#endif
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static uint32_t
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GetDefaultStagefrightFlags(PluginHost *aPluginHost)
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{
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uint32_t flags = DEFAULT_STAGEFRIGHT_FLAGS;
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char hardware[256] = "";
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aPluginHost->GetSystemInfoString("hardware", hardware, sizeof(hardware));
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if (!strcmp("qcom", hardware) ||
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!strncmp("mt", hardware, 2)) {
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// Qualcomm's OMXCodec implementation interprets this flag to mean that we
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// only want a thumbnail and therefore only need one frame. After the first
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// frame it returns EOS.
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// Some MediaTek chipsets have also been found to do the same.
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// All other OMXCodec implementations seen so far interpret this flag
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// sanely; some do not return full framebuffers unless this flag is passed.
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flags &= ~OMXCodec::kClientNeedsFramebuffer;
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}
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LOG("Hardware %s; using default flags %#x\n", hardware, flags);
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return flags;
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}
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static uint32_t GetVideoCreationFlags(PluginHost* aPluginHost)
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{
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#ifdef MOZ_WIDGET_GONK
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// Flag value of zero means return a hardware or software decoder
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// depending on what the device supports.
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return 0;
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#else
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// Check whether the user has set a pref to override our default OMXCodec
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// CreationFlags flags. This is useful for A/B testing hardware and software
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// decoders for performance and bugs. The interesting flag values are:
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// 0 = Let Stagefright choose hardware or software decoding (default)
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// 8 = Force software decoding
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// 16 = Force hardware decoding
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int32_t flags = 0;
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aPluginHost->GetIntPref("media.stagefright.omxcodec.flags", &flags);
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if (flags != 0) {
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#if !defined(MOZ_ANDROID_GB)
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LOG("media.stagefright.omxcodec.flags=%d", flags);
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if ((flags & OMXCodec::kHardwareCodecsOnly) != 0) {
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LOG("FORCE HARDWARE DECODING");
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} else if ((flags & OMXCodec::kSoftwareCodecsOnly) != 0) {
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LOG("FORCE SOFTWARE DECODING");
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}
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#endif
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}
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flags |= GetDefaultStagefrightFlags(aPluginHost);
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return static_cast<uint32_t>(flags);
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#endif
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}
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enum ColorFormatSupport {
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ColorFormatNotSupported = 0,
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ColorFormatSupportOK,
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ColorFormatSupportPreferred,
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};
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static ColorFormatSupport
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IsColorFormatSupported(OMX_COLOR_FORMATTYPE aColorFormat)
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{
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switch (static_cast<int>(aColorFormat)) {
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case OMX_COLOR_FormatCbYCrY:
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case OMX_COLOR_FormatYUV420Planar:
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case OMX_COLOR_FormatYUV420SemiPlanar:
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case OMX_QCOM_COLOR_FormatYVU420PackedSemiPlanar32m4ka:
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case OMX_QCOM_COLOR_FormatYVU420SemiPlanar:
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case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
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LOG("Colour format %#x supported natively.", aColorFormat);
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// Prefer natively supported colour formats over formats that need another
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// slow software conversion.
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return ColorFormatSupportPreferred;
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default:
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break;
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}
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// These formats are okay if we can't find a better one; Android provides a
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// software conversion to a sane colour format.
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#if !defined(MOZ_ANDROID_HC)
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if (ColorConverter(aColorFormat, OMX_COLOR_Format16bitRGB565).isValid()) {
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LOG("Colour format %#x supported by Android ColorConverter.", aColorFormat);
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return ColorFormatSupportOK;
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}
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#endif
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#if defined(MOZ_ANDROID_V4_OR_ABOVE)
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I420ColorConverter yuvConverter;
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if (yuvConverter.isLoaded() &&
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yuvConverter.getDecoderOutputFormat() == aColorFormat) {
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LOG("Colour format %#x supported by Android I420ColorConverter.", aColorFormat);
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return ColorFormatSupportOK;
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}
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#endif
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return ColorFormatNotSupported;
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}
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#if defined(MOZ_ANDROID_KK)
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/**
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* Look for a decoder that supports a colour format that we support.
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*/
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static bool
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FindPreferredDecoderAndColorFormat(const sp<IOMX>& aOmx,
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char *aDecoderName,
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size_t aDecoderLen,
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OMX_COLOR_FORMATTYPE *aColorFormat)
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{
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Vector<CodecCapabilities> codecs;
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// Get all AVC decoder/colour format pairs that this device supports.
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QueryCodecs(aOmx, AVC_MIME_TYPE, true /* queryDecoders */, &codecs);
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// We assume that faster (hardware accelerated) decoders come first in the
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// list, so we choose the first decoder with a colour format we can use.
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for (uint32_t i = 0; i < codecs.size(); i++) {
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const CodecCapabilities &caps = codecs[i];
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const Vector<OMX_U32> &colors = caps.mColorFormats;
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bool found = false;
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for (uint32_t j = 0; j < colors.size(); j++) {
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OMX_COLOR_FORMATTYPE color = (OMX_COLOR_FORMATTYPE)colors[j];
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LOG("Decoder %s can output colour format %#x.\n",
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caps.mComponentName.string(), color);
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ColorFormatSupport supported = IsColorFormatSupported(color);
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if (supported) {
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strncpy(aDecoderName, caps.mComponentName.string(), aDecoderLen);
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*aColorFormat = color;
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found = true;
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}
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if (supported == ColorFormatSupportPreferred) {
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// The colour format is natively supported -- that's as good as we're
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// going to get.
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break;
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}
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}
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if (found) {
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return true;
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}
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}
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return false;
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}
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#endif
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static sp<MediaSource> CreateVideoSource(PluginHost* aPluginHost,
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const sp<IOMX>& aOmx,
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const sp<MediaSource>& aVideoTrack)
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{
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uint32_t flags = GetVideoCreationFlags(aPluginHost);
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char decoderName[MAX_DECODER_NAME_LEN] = "";
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sp<MetaData> videoFormat = aVideoTrack->getFormat();
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#if defined(MOZ_ANDROID_KK)
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OMX_COLOR_FORMATTYPE colorFormat = (OMX_COLOR_FORMATTYPE)0;
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if (FindPreferredDecoderAndColorFormat(aOmx,
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decoderName, sizeof(decoderName),
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&colorFormat)) {
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// We found a colour format that we can handle. Tell OMXCodec to use it in
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// case it isn't the default.
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videoFormat->setInt32(kKeyColorFormat, colorFormat);
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LOG("Found compatible decoder %s with colour format %#x.\n",
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decoderName, colorFormat);
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}
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#endif
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if (flags == DEFAULT_STAGEFRIGHT_FLAGS) {
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// Let Stagefright choose hardware or software decoder.
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sp<MediaSource> videoSource = OMXCodec::Create(aOmx, videoFormat,
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false, aVideoTrack,
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decoderName[0] ? decoderName : nullptr,
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flags);
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if (videoSource == nullptr)
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return nullptr;
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// Now that OMXCodec has parsed the video's AVCDecoderConfigurationRecord,
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// check whether we know how to decode this video.
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int32_t videoColorFormat;
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if (videoSource->getFormat()->findInt32(kKeyColorFormat, &videoColorFormat)) {
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if (IsColorFormatSupported((OMX_COLOR_FORMATTYPE)videoColorFormat)) {
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return videoSource;
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}
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// We need to implement a ToVideoFrame_*() color conversion
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// function for this video color format.
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LOG("Unknown video color format: %#x", videoColorFormat);
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} else {
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LOG("Video color format not found");
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}
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// Throw away the videoSource and try again with new flags.
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LOG("Falling back to software decoder");
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videoSource.clear();
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#if defined(MOZ_ANDROID_GB)
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flags = DEFAULT_STAGEFRIGHT_FLAGS | OMXCodec::kPreferSoftwareCodecs;
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#else
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flags = DEFAULT_STAGEFRIGHT_FLAGS | OMXCodec::kSoftwareCodecsOnly;
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#endif
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}
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MOZ_ASSERT(flags != DEFAULT_STAGEFRIGHT_FLAGS);
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return OMXCodec::Create(aOmx, aVideoTrack->getFormat(), false, aVideoTrack,
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nullptr, flags);
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}
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bool OmxDecoder::Init()
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{
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#if defined(MOZ_WIDGET_ANDROID)
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// OMXClient::connect() always returns OK and aborts fatally if
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// it can't connect. We may need to implement the connect functionality
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// ourselves if this proves to be an issue.
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if (!sClientInstance.IsValid()) {
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LOG("OMXClient failed to connect");
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return false;
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}
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#endif
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//register sniffers, if they are not registered in this process.
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DataSource::RegisterDefaultSniffers();
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sp<DataSource> dataSource =
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DataSource::CreateFromURI(static_cast<char*>(mDecoder->mResource));
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if (!dataSource.get() || dataSource->initCheck()) {
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return false;
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}
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sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource);
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if (extractor == nullptr) {
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return false;
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}
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ssize_t audioTrackIndex = -1;
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ssize_t videoTrackIndex = -1;
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const char *audioMime = nullptr;
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const char *videoMime = nullptr;
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for (size_t i = 0; i < extractor->countTracks(); ++i) {
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sp<MetaData> meta = extractor->getTrackMetaData(i);
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const char *mime;
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if (!meta->findCString(kKeyMIMEType, &mime)) {
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continue;
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}
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if (videoTrackIndex == -1 && !strncasecmp(mime, "video/", 6)) {
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videoTrackIndex = i;
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videoMime = mime;
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} else if (audioTrackIndex == -1 && !strncasecmp(mime, "audio/", 6)) {
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audioTrackIndex = i;
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audioMime = mime;
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}
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}
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if (videoTrackIndex == -1 && audioTrackIndex == -1) {
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return false;
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}
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int64_t totalDurationUs = 0;
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#ifdef MOZ_WIDGET_GONK
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sp<IOMX> omx = GetOMX();
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#else
|
|
sp<IOMX> omx = sClientInstance.get()->interface();
|
|
#endif
|
|
|
|
sp<MediaSource> videoTrack;
|
|
sp<MediaSource> videoSource;
|
|
if (videoTrackIndex != -1 && (videoTrack = extractor->getTrack(videoTrackIndex)) != nullptr) {
|
|
videoSource = CreateVideoSource(mPluginHost, omx, videoTrack);
|
|
if (videoSource == nullptr) {
|
|
LOG("OMXCodec failed to initialize video decoder for \"%s\"", videoMime);
|
|
return false;
|
|
}
|
|
status_t status = videoSource->start();
|
|
if (status != OK) {
|
|
LOG("videoSource->start() failed with status %#x", status);
|
|
return false;
|
|
}
|
|
int64_t durationUs;
|
|
if (videoTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
|
|
if (durationUs < 0)
|
|
LOG("video duration %lld should be nonnegative", durationUs);
|
|
if (durationUs > totalDurationUs)
|
|
totalDurationUs = durationUs;
|
|
}
|
|
}
|
|
|
|
sp<MediaSource> audioTrack;
|
|
sp<MediaSource> audioSource;
|
|
if (audioTrackIndex != -1 && (audioTrack = extractor->getTrack(audioTrackIndex)) != nullptr)
|
|
{
|
|
if (!strcasecmp(audioMime, "audio/raw")) {
|
|
audioSource = audioTrack;
|
|
} else {
|
|
audioSource = OMXCodec::Create(omx,
|
|
audioTrack->getFormat(),
|
|
false, // decoder
|
|
audioTrack);
|
|
}
|
|
|
|
if (audioSource == nullptr) {
|
|
LOG("OMXCodec failed to initialize audio decoder for \"%s\"", audioMime);
|
|
return false;
|
|
}
|
|
|
|
status_t status = audioSource->start();
|
|
if (status != OK) {
|
|
LOG("audioSource->start() failed with status %#x", status);
|
|
return false;
|
|
}
|
|
|
|
int64_t durationUs;
|
|
if (audioTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
|
|
if (durationUs < 0)
|
|
LOG("audio duration %lld should be nonnegative", durationUs);
|
|
if (durationUs > totalDurationUs)
|
|
totalDurationUs = durationUs;
|
|
}
|
|
}
|
|
|
|
// set decoder state
|
|
mVideoTrack = videoTrack;
|
|
mVideoSource = videoSource;
|
|
mAudioTrack = audioTrack;
|
|
mAudioSource = audioSource;
|
|
mDurationUs = totalDurationUs;
|
|
|
|
if (mVideoSource.get() && !SetVideoFormat())
|
|
return false;
|
|
|
|
// To reliably get the channel and sample rate data we need to read from the
|
|
// audio source until we get a INFO_FORMAT_CHANGE status
|
|
if (mAudioSource.get()) {
|
|
if (mAudioSource->read(&mAudioBuffer) != INFO_FORMAT_CHANGED) {
|
|
sp<MetaData> meta = mAudioSource->getFormat();
|
|
if (!meta->findInt32(kKeyChannelCount, &mAudioChannels) ||
|
|
!meta->findInt32(kKeySampleRate, &mAudioSampleRate)) {
|
|
return false;
|
|
}
|
|
mAudioMetadataRead = true;
|
|
|
|
if (mAudioChannels < 0) {
|
|
LOG("audio channel count %d must be nonnegative", mAudioChannels);
|
|
return false;
|
|
}
|
|
|
|
if (mAudioSampleRate < 0) {
|
|
LOG("audio sample rate %d must be nonnegative", mAudioSampleRate);
|
|
return false;
|
|
}
|
|
}
|
|
else if (!SetAudioFormat()) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool OmxDecoder::SetVideoFormat() {
|
|
sp<MetaData> format = mVideoSource->getFormat();
|
|
|
|
// Stagefright's kKeyWidth and kKeyHeight are what MPAPI calls stride and
|
|
// slice height. Stagefright only seems to use its kKeyStride and
|
|
// kKeySliceHeight to initialize camera video formats.
|
|
|
|
#if defined(DEBUG)
|
|
int32_t unexpected;
|
|
if (format->findInt32(kKeyStride, &unexpected))
|
|
LOG("Expected kKeyWidth, but found kKeyStride %d", unexpected);
|
|
if (format->findInt32(kKeySliceHeight, &unexpected))
|
|
LOG("Expected kKeyHeight, but found kKeySliceHeight %d", unexpected);
|
|
#endif // DEBUG
|
|
|
|
const char *componentName;
|
|
|
|
if (!format->findInt32(kKeyWidth, &mVideoStride) ||
|
|
!format->findInt32(kKeyHeight, &mVideoSliceHeight) ||
|
|
!format->findCString(kKeyDecoderComponent, &componentName) ||
|
|
!format->findInt32(kKeyColorFormat, &mVideoColorFormat) ) {
|
|
return false;
|
|
}
|
|
|
|
if (mVideoStride <= 0) {
|
|
LOG("stride %d must be positive", mVideoStride);
|
|
return false;
|
|
}
|
|
|
|
if (mVideoSliceHeight <= 0) {
|
|
LOG("slice height %d must be positive", mVideoSliceHeight);
|
|
return false;
|
|
}
|
|
|
|
// Gingerbread does not support the kKeyCropRect key
|
|
#if !defined(MOZ_ANDROID_GB)
|
|
if (!format->findRect(kKeyCropRect, &mVideoCropLeft, &mVideoCropTop,
|
|
&mVideoCropRight, &mVideoCropBottom)) {
|
|
#endif
|
|
mVideoCropLeft = 0;
|
|
mVideoCropTop = 0;
|
|
mVideoCropRight = mVideoStride - 1;
|
|
mVideoCropBottom = mVideoSliceHeight - 1;
|
|
LOG("crop rect not available, assuming no cropping");
|
|
#if !defined(MOZ_ANDROID_GB)
|
|
}
|
|
#endif
|
|
|
|
if (mVideoCropLeft < 0 || mVideoCropLeft >= mVideoCropRight || mVideoCropRight >= mVideoStride ||
|
|
mVideoCropTop < 0 || mVideoCropTop >= mVideoCropBottom || mVideoCropBottom >= mVideoSliceHeight) {
|
|
LOG("invalid crop rect %d,%d-%d,%d", mVideoCropLeft, mVideoCropTop, mVideoCropRight, mVideoCropBottom);
|
|
return false;
|
|
}
|
|
|
|
mVideoWidth = mVideoCropRight - mVideoCropLeft + 1;
|
|
mVideoHeight = mVideoCropBottom - mVideoCropTop + 1;
|
|
MOZ_ASSERT(mVideoWidth > 0 && mVideoWidth <= mVideoStride);
|
|
MOZ_ASSERT(mVideoHeight > 0 && mVideoHeight <= mVideoSliceHeight);
|
|
|
|
if (!format->findInt32(kKeyRotation, &mVideoRotation)) {
|
|
mVideoRotation = 0;
|
|
LOG("rotation not available, assuming 0");
|
|
}
|
|
|
|
if (mVideoRotation != 0 && mVideoRotation != 90 &&
|
|
mVideoRotation != 180 && mVideoRotation != 270) {
|
|
LOG("invalid rotation %d, assuming 0", mVideoRotation);
|
|
}
|
|
|
|
LOG("width: %d height: %d component: %s format: %#x stride: %d sliceHeight: %d rotation: %d crop: %d,%d-%d,%d",
|
|
mVideoWidth, mVideoHeight, componentName, mVideoColorFormat,
|
|
mVideoStride, mVideoSliceHeight, mVideoRotation,
|
|
mVideoCropLeft, mVideoCropTop, mVideoCropRight, mVideoCropBottom);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool OmxDecoder::SetAudioFormat() {
|
|
// If the format changed, update our cached info.
|
|
if (!mAudioSource->getFormat()->findInt32(kKeyChannelCount, &mAudioChannels) ||
|
|
!mAudioSource->getFormat()->findInt32(kKeySampleRate, &mAudioSampleRate)) {
|
|
return false;
|
|
}
|
|
|
|
LOG("channelCount: %d sampleRate: %d", mAudioChannels, mAudioSampleRate);
|
|
|
|
if (mAudioChannels < 0) {
|
|
LOG("audio channel count %d must be nonnegative", mAudioChannels);
|
|
return false;
|
|
}
|
|
|
|
if (mAudioSampleRate < 0) {
|
|
LOG("audio sample rate %d must be nonnegative", mAudioSampleRate);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void OmxDecoder::ReleaseVideoBuffer() {
|
|
if (mVideoBuffer) {
|
|
mVideoBuffer->release();
|
|
mVideoBuffer = nullptr;
|
|
}
|
|
}
|
|
|
|
void OmxDecoder::ReleaseAudioBuffer() {
|
|
if (mAudioBuffer) {
|
|
mAudioBuffer->release();
|
|
mAudioBuffer = nullptr;
|
|
}
|
|
}
|
|
|
|
void OmxDecoder::ToVideoFrame_YUV420Planar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame) {
|
|
void *y = aData;
|
|
void *u = static_cast<uint8_t *>(y) + mVideoStride * mVideoSliceHeight;
|
|
void *v = static_cast<uint8_t *>(u) + mVideoStride/2 * mVideoSliceHeight/2;
|
|
aFrame->Set(aTimeUs, aKeyFrame,
|
|
aData, aSize, mVideoStride, mVideoSliceHeight, mVideoRotation,
|
|
y, mVideoStride, mVideoWidth, mVideoHeight, 0, 0,
|
|
u, mVideoStride/2, mVideoWidth/2, mVideoHeight/2, 0, 0,
|
|
v, mVideoStride/2, mVideoWidth/2, mVideoHeight/2, 0, 0);
|
|
}
|
|
|
|
void OmxDecoder::ToVideoFrame_CbYCrY(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame) {
|
|
aFrame->Set(aTimeUs, aKeyFrame,
|
|
aData, aSize, mVideoStride, mVideoSliceHeight, mVideoRotation,
|
|
aData, mVideoStride, mVideoWidth, mVideoHeight, 1, 1,
|
|
aData, mVideoStride, mVideoWidth/2, mVideoHeight/2, 0, 3,
|
|
aData, mVideoStride, mVideoWidth/2, mVideoHeight/2, 2, 3);
|
|
}
|
|
|
|
void OmxDecoder::ToVideoFrame_YUV420SemiPlanar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame) {
|
|
int32_t videoStride = mVideoStride;
|
|
int32_t videoSliceHeight = mVideoSliceHeight;
|
|
|
|
// OMX.SEC.avcdec rounds mVideoStride and mVideoSliceHeight up to the nearest
|
|
// multiple of 16 but the data itself is too small to fit. What we do is check
|
|
// to see if the video size patches the raw width and height. If so we can
|
|
// use those figures instead.
|
|
|
|
if (static_cast<int>(aSize) == mVideoWidth * mVideoHeight * 3 / 2) {
|
|
videoStride = mVideoWidth;
|
|
videoSliceHeight = mVideoHeight;
|
|
}
|
|
|
|
void *y = aData;
|
|
void *uv = static_cast<uint8_t *>(y) + (videoStride * videoSliceHeight);
|
|
aFrame->Set(aTimeUs, aKeyFrame,
|
|
aData, aSize, videoStride, videoSliceHeight, mVideoRotation,
|
|
y, videoStride, mVideoWidth, mVideoHeight, 0, 0,
|
|
uv, videoStride, mVideoWidth/2, mVideoHeight/2, 0, 1,
|
|
uv, videoStride, mVideoWidth/2, mVideoHeight/2, 1, 1);
|
|
}
|
|
|
|
void OmxDecoder::ToVideoFrame_YVU420SemiPlanar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame) {
|
|
ToVideoFrame_YUV420SemiPlanar(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
aFrame->Cb.mOffset = 1;
|
|
aFrame->Cr.mOffset = 0;
|
|
}
|
|
|
|
void OmxDecoder::ToVideoFrame_YUV420PackedSemiPlanar(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame) {
|
|
void *y = aData;
|
|
void *uv = static_cast<uint8_t *>(y) + mVideoStride * (mVideoSliceHeight - mVideoCropTop/2);
|
|
aFrame->Set(aTimeUs, aKeyFrame,
|
|
aData, aSize, mVideoStride, mVideoSliceHeight, mVideoRotation,
|
|
y, mVideoStride, mVideoWidth, mVideoHeight, 0, 0,
|
|
uv, mVideoStride, mVideoWidth/2, mVideoHeight/2, 0, 1,
|
|
uv, mVideoStride, mVideoWidth/2, mVideoHeight/2, 1, 1);
|
|
}
|
|
|
|
void OmxDecoder::ToVideoFrame_YVU420PackedSemiPlanar32m4ka(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame) {
|
|
size_t roundedSliceHeight = (mVideoSliceHeight + 31) & ~31;
|
|
size_t roundedStride = (mVideoStride + 31) & ~31;
|
|
void *y = aData;
|
|
void *uv = static_cast<uint8_t *>(y) + (roundedStride * roundedSliceHeight);
|
|
aFrame->Set(aTimeUs, aKeyFrame,
|
|
aData, aSize, mVideoStride, mVideoSliceHeight, mVideoRotation,
|
|
y, mVideoStride, mVideoWidth, mVideoHeight, 0, 0,
|
|
uv, mVideoStride, mVideoWidth/2, mVideoHeight/2, 1, 1,
|
|
uv, mVideoStride, mVideoWidth/2, mVideoHeight/2, 0, 1);
|
|
}
|
|
|
|
bool OmxDecoder::ToVideoFrame_RGB565(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback) {
|
|
void *buffer = (*aBufferCallback)(mVideoWidth, mVideoHeight, MPAPI::RGB565);
|
|
|
|
if (!buffer) {
|
|
return false;
|
|
}
|
|
|
|
aFrame->mTimeUs = aTimeUs;
|
|
|
|
memcpy(buffer, aData, mVideoWidth * mVideoHeight * 2);
|
|
|
|
aFrame->mSize = mVideoWidth * mVideoHeight * 2;
|
|
|
|
return true;
|
|
}
|
|
|
|
bool OmxDecoder::ToVideoFrame_ColorConverter(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback) {
|
|
#ifdef MOZ_ANDROID_HC
|
|
return false;
|
|
#else
|
|
if (!mColorConverter) {
|
|
mColorConverter = new ColorConverter((OMX_COLOR_FORMATTYPE)mVideoColorFormat,
|
|
OMX_COLOR_Format16bitRGB565);
|
|
}
|
|
|
|
if (!mColorConverter->isValid()) {
|
|
return false;
|
|
}
|
|
|
|
aFrame->mTimeUs = aTimeUs;
|
|
|
|
void *buffer = (*aBufferCallback)(mVideoWidth, mVideoHeight, MPAPI::RGB565);
|
|
|
|
if (!buffer) {
|
|
return false;
|
|
}
|
|
|
|
aFrame->mSize = mVideoWidth * mVideoHeight * 2;
|
|
|
|
#if defined(MOZ_ANDROID_GB)
|
|
mColorConverter->convert(mVideoWidth, mVideoHeight,
|
|
aData, 0 /* srcSkip */,
|
|
buffer, mVideoWidth * 2);
|
|
#else
|
|
mColorConverter->convert(aData, mVideoStride, mVideoSliceHeight,
|
|
mVideoCropLeft, mVideoCropTop,
|
|
mVideoCropLeft + mVideoWidth - 1,
|
|
mVideoCropTop + mVideoHeight - 1,
|
|
buffer, mVideoWidth, mVideoHeight,
|
|
0, 0, mVideoWidth - 1, mVideoHeight - 1);
|
|
#endif
|
|
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
bool OmxDecoder::ToVideoFrame_I420ColorConverter(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback)
|
|
{
|
|
#if defined(MOZ_ANDROID_V4_OR_ABOVE)
|
|
I420ColorConverter yuvConverter;
|
|
|
|
if (!yuvConverter.isLoaded()) {
|
|
return false;
|
|
}
|
|
|
|
if (yuvConverter.getDecoderOutputFormat() != mVideoColorFormat) {
|
|
return false;
|
|
}
|
|
|
|
void *buffer = (*aBufferCallback)(mVideoWidth, mVideoHeight, MPAPI::I420);
|
|
|
|
ARect crop = { mVideoCropLeft, mVideoCropTop, mVideoCropRight, mVideoCropBottom };
|
|
int result = yuvConverter.convertDecoderOutputToI420(aData,
|
|
mVideoWidth,
|
|
mVideoHeight,
|
|
crop,
|
|
buffer);
|
|
|
|
// result is 0 on success, -1 otherwise.
|
|
if (result == OK) {
|
|
aFrame->mTimeUs = aTimeUs;
|
|
aFrame->mSize = mVideoWidth * mVideoHeight * 3 / 2;
|
|
}
|
|
|
|
return result == OK;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool OmxDecoder::ToVideoFrame(VideoFrame *aFrame, int64_t aTimeUs, void *aData, size_t aSize, bool aKeyFrame, BufferCallback *aBufferCallback) {
|
|
switch (mVideoColorFormat) {
|
|
case OMX_COLOR_FormatYUV420Planar: // e.g. Asus Transformer, Stagefright's software decoder
|
|
ToVideoFrame_YUV420Planar(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
break;
|
|
case OMX_COLOR_FormatCbYCrY: // e.g. Droid 1
|
|
ToVideoFrame_CbYCrY(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
break;
|
|
case OMX_COLOR_FormatYUV420SemiPlanar: // e.g. Galaxy S III
|
|
ToVideoFrame_YUV420SemiPlanar(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
break;
|
|
case OMX_QCOM_COLOR_FormatYVU420SemiPlanar: // e.g. Nexus One
|
|
ToVideoFrame_YVU420SemiPlanar(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
break;
|
|
case OMX_QCOM_COLOR_FormatYVU420PackedSemiPlanar32m4ka: // e.g. Otoro
|
|
ToVideoFrame_YVU420PackedSemiPlanar32m4ka(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
break;
|
|
case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar: // e.g. Galaxy Nexus
|
|
ToVideoFrame_YUV420PackedSemiPlanar(aFrame, aTimeUs, aData, aSize, aKeyFrame);
|
|
break;
|
|
case OMX_COLOR_Format16bitRGB565:
|
|
return ToVideoFrame_RGB565(aFrame, aTimeUs, aData, aSize, aKeyFrame, aBufferCallback);
|
|
break;
|
|
default:
|
|
if (!ToVideoFrame_ColorConverter(aFrame, aTimeUs, aData, aSize, aKeyFrame, aBufferCallback) &&
|
|
!ToVideoFrame_I420ColorConverter(aFrame, aTimeUs, aData, aSize, aKeyFrame, aBufferCallback)) {
|
|
LOG("Unknown video color format: %#x", mVideoColorFormat);
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool OmxDecoder::ToAudioFrame(AudioFrame *aFrame, int64_t aTimeUs, void *aData, size_t aDataOffset, size_t aSize, int32_t aAudioChannels, int32_t aAudioSampleRate)
|
|
{
|
|
aFrame->Set(aTimeUs, reinterpret_cast<char *>(aData) + aDataOffset, aSize, aAudioChannels, aAudioSampleRate);
|
|
return true;
|
|
}
|
|
|
|
class ReadOptions : public MediaSource::ReadOptions
|
|
{
|
|
// HTC have their own version of ReadOptions with extra fields. If we don't
|
|
// have this here, HTCOMXCodec will corrupt our stack.
|
|
uint32_t sadface[16];
|
|
};
|
|
|
|
bool OmxDecoder::ReadVideo(VideoFrame *aFrame, int64_t aSeekTimeUs,
|
|
BufferCallback *aBufferCallback)
|
|
{
|
|
MOZ_ASSERT(aSeekTimeUs >= -1);
|
|
|
|
if (!mVideoSource.get())
|
|
return false;
|
|
|
|
ReleaseVideoBuffer();
|
|
|
|
status_t err;
|
|
|
|
if (aSeekTimeUs != -1) {
|
|
ReadOptions options;
|
|
options.setSeekTo(aSeekTimeUs);
|
|
err = mVideoSource->read(&mVideoBuffer, &options);
|
|
} else {
|
|
err = mVideoSource->read(&mVideoBuffer);
|
|
}
|
|
|
|
aFrame->mSize = 0;
|
|
|
|
if (err == OK && mVideoBuffer->range_length() > 0) {
|
|
int64_t timeUs;
|
|
int32_t keyFrame;
|
|
|
|
if (!mVideoBuffer->meta_data()->findInt64(kKeyTime, &timeUs) ) {
|
|
LOG("no frame time");
|
|
return false;
|
|
}
|
|
|
|
if (timeUs < 0) {
|
|
LOG("frame time %lld must be nonnegative", timeUs);
|
|
return false;
|
|
}
|
|
|
|
if (!mVideoBuffer->meta_data()->findInt32(kKeyIsSyncFrame, &keyFrame)) {
|
|
keyFrame = 0;
|
|
}
|
|
|
|
char *data = reinterpret_cast<char *>(mVideoBuffer->data()) + mVideoBuffer->range_offset();
|
|
size_t length = mVideoBuffer->range_length();
|
|
|
|
if (!ToVideoFrame(aFrame, timeUs, data, length, keyFrame, aBufferCallback)) {
|
|
return false;
|
|
}
|
|
}
|
|
else if (err == INFO_FORMAT_CHANGED) {
|
|
// If the format changed, update our cached info.
|
|
LOG("mVideoSource INFO_FORMAT_CHANGED");
|
|
if (!SetVideoFormat())
|
|
return false;
|
|
else
|
|
return ReadVideo(aFrame, aSeekTimeUs, aBufferCallback);
|
|
}
|
|
else if (err == ERROR_END_OF_STREAM) {
|
|
LOG("mVideoSource END_OF_STREAM");
|
|
}
|
|
else if (err != OK) {
|
|
LOG("mVideoSource ERROR %#x", err);
|
|
}
|
|
|
|
return err == OK;
|
|
}
|
|
|
|
bool OmxDecoder::ReadAudio(AudioFrame *aFrame, int64_t aSeekTimeUs)
|
|
{
|
|
MOZ_ASSERT(aSeekTimeUs >= -1);
|
|
|
|
status_t err;
|
|
if (mAudioMetadataRead && aSeekTimeUs == -1) {
|
|
// Use the data read into the buffer during metadata time
|
|
err = OK;
|
|
}
|
|
else {
|
|
ReleaseAudioBuffer();
|
|
if (aSeekTimeUs != -1) {
|
|
ReadOptions options;
|
|
options.setSeekTo(aSeekTimeUs);
|
|
err = mAudioSource->read(&mAudioBuffer, &options);
|
|
} else {
|
|
err = mAudioSource->read(&mAudioBuffer);
|
|
}
|
|
}
|
|
mAudioMetadataRead = false;
|
|
|
|
aSeekTimeUs = -1;
|
|
|
|
if (err == OK && mAudioBuffer->range_length() != 0) {
|
|
int64_t timeUs;
|
|
if (!mAudioBuffer->meta_data()->findInt64(kKeyTime, &timeUs)) {
|
|
LOG("no frame time");
|
|
return false;
|
|
}
|
|
|
|
if (timeUs < 0) {
|
|
LOG("frame time %lld must be nonnegative", timeUs);
|
|
return false;
|
|
}
|
|
|
|
return ToAudioFrame(aFrame, timeUs,
|
|
mAudioBuffer->data(),
|
|
mAudioBuffer->range_offset(),
|
|
mAudioBuffer->range_length(),
|
|
mAudioChannels, mAudioSampleRate);
|
|
}
|
|
else if (err == INFO_FORMAT_CHANGED) {
|
|
// If the format changed, update our cached info.
|
|
LOG("mAudioSource INFO_FORMAT_CHANGED");
|
|
if (!SetAudioFormat())
|
|
return false;
|
|
else
|
|
return ReadAudio(aFrame, aSeekTimeUs);
|
|
}
|
|
else if (err == ERROR_END_OF_STREAM) {
|
|
LOG("mAudioSource END_OF_STREAM");
|
|
}
|
|
else if (err != OK) {
|
|
LOG("mAudioSource ERROR %#x", err);
|
|
}
|
|
|
|
return err == OK;
|
|
}
|
|
|
|
static OmxDecoder *cast(Decoder *decoder) {
|
|
return reinterpret_cast<OmxDecoder *>(decoder->mPrivate);
|
|
}
|
|
|
|
static void GetDuration(Decoder *aDecoder, int64_t *durationUs) {
|
|
cast(aDecoder)->GetDuration(durationUs);
|
|
}
|
|
|
|
static void GetVideoParameters(Decoder *aDecoder, int32_t *width, int32_t *height) {
|
|
cast(aDecoder)->GetVideoParameters(width, height);
|
|
}
|
|
|
|
static void GetAudioParameters(Decoder *aDecoder, int32_t *numChannels, int32_t *sampleRate) {
|
|
cast(aDecoder)->GetAudioParameters(numChannels, sampleRate);
|
|
}
|
|
|
|
static bool HasVideo(Decoder *aDecoder) {
|
|
return cast(aDecoder)->HasVideo();
|
|
}
|
|
|
|
static bool HasAudio(Decoder *aDecoder) {
|
|
return cast(aDecoder)->HasAudio();
|
|
}
|
|
|
|
static bool ReadVideo(Decoder *aDecoder, VideoFrame *aFrame, int64_t aSeekTimeUs, BufferCallback *aBufferCallback)
|
|
{
|
|
return cast(aDecoder)->ReadVideo(aFrame, aSeekTimeUs, aBufferCallback);
|
|
}
|
|
|
|
static bool ReadAudio(Decoder *aDecoder, AudioFrame *aFrame, int64_t aSeekTimeUs)
|
|
{
|
|
return cast(aDecoder)->ReadAudio(aFrame, aSeekTimeUs);
|
|
}
|
|
|
|
static void DestroyDecoder(Decoder *aDecoder)
|
|
{
|
|
if (aDecoder->mPrivate)
|
|
delete reinterpret_cast<OmxDecoder *>(aDecoder->mPrivate);
|
|
}
|
|
|
|
static bool Match(const char *aMimeChars, size_t aMimeLen, const char *aNeedle)
|
|
{
|
|
return !strncmp(aMimeChars, aNeedle, aMimeLen);
|
|
}
|
|
|
|
static const char* const gCodecs[] = {
|
|
"avc1.42E01E", // H.264 Constrained Baseline Profile Level 3.0
|
|
"avc1.42001E", // H.264 Baseline Profile Level 3.0
|
|
"avc1.42001F", // H.264 Baseline Profile Level 3.1
|
|
"avc1.4D401E", // H.264 Main Profile Level 3.0
|
|
"avc1.4D401F", // H.264 Main Profile Level 3.1
|
|
"mp4a.40.2", // AAC-LC
|
|
nullptr
|
|
};
|
|
|
|
static bool CanDecode(const char *aMimeChars, size_t aMimeLen, const char* const**aCodecs)
|
|
{
|
|
if (!Match(aMimeChars, aMimeLen, "video/mp4") &&
|
|
!Match(aMimeChars, aMimeLen, "audio/mp4") &&
|
|
!Match(aMimeChars, aMimeLen, "audio/mpeg") &&
|
|
!Match(aMimeChars, aMimeLen, "application/octet-stream")) { // file urls
|
|
return false;
|
|
}
|
|
*aCodecs = gCodecs;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool CreateDecoder(PluginHost *aPluginHost, Decoder *aDecoder, const char *aMimeChars, size_t aMimeLen)
|
|
{
|
|
OmxDecoder *omx = new OmxDecoder(aPluginHost, aDecoder);
|
|
if (!omx || !omx->Init()) {
|
|
if (omx)
|
|
delete omx;
|
|
return false;
|
|
}
|
|
|
|
aDecoder->mPrivate = omx;
|
|
aDecoder->GetDuration = GetDuration;
|
|
aDecoder->GetVideoParameters = GetVideoParameters;
|
|
aDecoder->GetAudioParameters = GetAudioParameters;
|
|
aDecoder->HasVideo = HasVideo;
|
|
aDecoder->HasAudio = HasAudio;
|
|
aDecoder->ReadVideo = ReadVideo;
|
|
aDecoder->ReadAudio = ReadAudio;
|
|
aDecoder->DestroyDecoder = DestroyDecoder;
|
|
|
|
return true;
|
|
}
|
|
|
|
} // namespace OmxPlugin
|
|
|
|
// Export the manifest so MPAPI can find our entry points.
|
|
Manifest MOZ_EXPORT MPAPI_MANIFEST = {
|
|
OmxPlugin::CanDecode,
|
|
OmxPlugin::CreateDecoder
|
|
};
|