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comparison: content/media/omx/MediaOmxDecoder.cpp
content/media/omx/MediaOmxDecoder.cpp
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- TOR_BUG_9701
- changeset 14
- 925c144e1f1f
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| -1:000000000000 | 0:fe17dad308a8 |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
| 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "MediaOmxDecoder.h" | |
| 8 #include "MediaOmxReader.h" | |
| 9 #include "MediaDecoderStateMachine.h" | |
| 10 | |
| 11 #include "OmxDecoder.h" | |
| 12 | |
| 13 #ifdef MOZ_AUDIO_OFFLOAD | |
| 14 #include "AudioOffloadPlayer.h" | |
| 15 #endif | |
| 16 | |
| 17 using namespace android; | |
| 18 | |
| 19 namespace mozilla { | |
| 20 | |
| 21 #ifdef PR_LOGGING | |
| 22 extern PRLogModuleInfo* gMediaDecoderLog; | |
| 23 #define DECODER_LOG(type, msg) PR_LOG(gMediaDecoderLog, type, msg) | |
| 24 #else | |
| 25 #define DECODER_LOG(type, msg) | |
| 26 #endif | |
| 27 | |
| 28 MediaOmxDecoder::MediaOmxDecoder() : | |
| 29 MediaDecoder(), | |
| 30 mCanOffloadAudio(false), | |
| 31 mFallbackToStateMachine(false) | |
| 32 { | |
| 33 #ifdef PR_LOGGING | |
| 34 if (!gMediaDecoderLog) { | |
| 35 gMediaDecoderLog = PR_NewLogModule("MediaDecoder"); | |
| 36 } | |
| 37 #endif | |
| 38 } | |
| 39 | |
| 40 MediaDecoder* MediaOmxDecoder::Clone() | |
| 41 { | |
| 42 return new MediaOmxDecoder(); | |
| 43 } | |
| 44 | |
| 45 MediaDecoderStateMachine* MediaOmxDecoder::CreateStateMachine() | |
| 46 { | |
| 47 mReader = new MediaOmxReader(this); | |
| 48 mReader->SetAudioChannel(GetAudioChannel()); | |
| 49 return new MediaDecoderStateMachine(this, mReader); | |
| 50 } | |
| 51 | |
| 52 void MediaOmxDecoder::SetCanOffloadAudio(bool aCanOffloadAudio) | |
| 53 { | |
| 54 ReentrantMonitorAutoEnter mon(GetReentrantMonitor()); | |
| 55 mCanOffloadAudio = aCanOffloadAudio; | |
| 56 } | |
| 57 | |
| 58 void MediaOmxDecoder::MetadataLoaded(int aChannels, | |
| 59 int aRate, | |
| 60 bool aHasAudio, | |
| 61 bool aHasVideo, | |
| 62 MetadataTags* aTags) | |
| 63 { | |
| 64 MOZ_ASSERT(NS_IsMainThread()); | |
| 65 MediaDecoder::MetadataLoaded(aChannels, aRate, aHasAudio, aHasVideo, aTags); | |
| 66 | |
| 67 ReentrantMonitorAutoEnter mon(GetReentrantMonitor()); | |
| 68 if (!mCanOffloadAudio || mFallbackToStateMachine || mOutputStreams.Length() || | |
| 69 mInitialPlaybackRate != 1.0) { | |
| 70 DECODER_LOG(PR_LOG_DEBUG, ("In %s Offload Audio check failed", | |
| 71 __PRETTY_FUNCTION__)); | |
| 72 return; | |
| 73 } | |
| 74 | |
| 75 #ifdef MOZ_AUDIO_OFFLOAD | |
| 76 mAudioOffloadPlayer = new AudioOffloadPlayer(this); | |
| 77 #endif | |
| 78 mAudioOffloadPlayer->SetSource(mReader->GetAudioOffloadTrack()); | |
| 79 status_t err = mAudioOffloadPlayer->Start(false); | |
| 80 if (err == OK) { | |
| 81 PauseStateMachine(); | |
| 82 // Call ChangeState() to run AudioOffloadPlayer since offload state enabled | |
| 83 ChangeState(mPlayState); | |
| 84 return; | |
| 85 } | |
| 86 | |
| 87 mAudioOffloadPlayer = nullptr; | |
| 88 DECODER_LOG(PR_LOG_DEBUG, ("In %s Unable to start offload audio %d." | |
| 89 "Switching to normal mode", __PRETTY_FUNCTION__, err)); | |
| 90 } | |
| 91 | |
| 92 void MediaOmxDecoder::PauseStateMachine() | |
| 93 { | |
| 94 MOZ_ASSERT(NS_IsMainThread()); | |
| 95 GetReentrantMonitor().AssertCurrentThreadIn(); | |
| 96 DECODER_LOG(PR_LOG_DEBUG, ("%s", __PRETTY_FUNCTION__)); | |
| 97 if (!mDecoderStateMachine) { | |
| 98 return; | |
| 99 } | |
| 100 StopProgress(); | |
| 101 mDecoderStateMachine->SetDormant(true); | |
| 102 } | |
| 103 | |
| 104 void MediaOmxDecoder::ResumeStateMachine() | |
| 105 { | |
| 106 MOZ_ASSERT(NS_IsMainThread()); | |
| 107 ReentrantMonitorAutoEnter mon(GetReentrantMonitor()); | |
| 108 DECODER_LOG(PR_LOG_DEBUG, ("%s current time %f", __PRETTY_FUNCTION__, | |
| 109 mCurrentTime)); | |
| 110 | |
| 111 if (!mDecoderStateMachine) { | |
| 112 return; | |
| 113 } | |
| 114 | |
| 115 mFallbackToStateMachine = true; | |
| 116 mAudioOffloadPlayer = nullptr; | |
| 117 mRequestedSeekTarget = SeekTarget(mCurrentTime, SeekTarget::Accurate); | |
| 118 | |
| 119 mNextState = mPlayState; | |
| 120 ChangeState(PLAY_STATE_LOADING); | |
| 121 mDecoderStateMachine->SetDormant(false); | |
| 122 } | |
| 123 | |
| 124 void MediaOmxDecoder::AudioOffloadTearDown() | |
| 125 { | |
| 126 MOZ_ASSERT(NS_IsMainThread()); | |
| 127 PlaybackPositionChanged(); | |
| 128 DECODER_LOG(PR_LOG_DEBUG, ("%s", __PRETTY_FUNCTION__)); | |
| 129 { | |
| 130 // Audio offload player sent tear down event. Fallback to state machine | |
| 131 ResumeStateMachine(); | |
| 132 } | |
| 133 } | |
| 134 | |
| 135 void MediaOmxDecoder::AddOutputStream(ProcessedMediaStream* aStream, | |
| 136 bool aFinishWhenEnded) | |
| 137 { | |
| 138 MOZ_ASSERT(NS_IsMainThread()); | |
| 139 PlaybackPositionChanged(); | |
| 140 | |
| 141 if (mAudioOffloadPlayer) { | |
| 142 // Offload player cannot handle MediaStream. Fallback | |
| 143 ResumeStateMachine(); | |
| 144 } | |
| 145 | |
| 146 MediaDecoder::AddOutputStream(aStream, aFinishWhenEnded); | |
| 147 } | |
| 148 | |
| 149 void MediaOmxDecoder::SetPlaybackRate(double aPlaybackRate) | |
| 150 { | |
| 151 MOZ_ASSERT(NS_IsMainThread()); | |
| 152 PlaybackPositionChanged(); | |
| 153 | |
| 154 if (mAudioOffloadPlayer && | |
| 155 ((aPlaybackRate != 0.0) || (aPlaybackRate != 1.0))) { | |
| 156 // Offload player cannot handle playback rate other than 1/0. Fallback | |
| 157 ResumeStateMachine(); | |
| 158 } | |
| 159 | |
| 160 MediaDecoder::SetPlaybackRate(aPlaybackRate); | |
| 161 } | |
| 162 | |
| 163 void MediaOmxDecoder::ChangeState(PlayState aState) | |
| 164 { | |
| 165 MOZ_ASSERT(NS_IsMainThread()); | |
| 166 // Keep MediaDecoder state in sync with MediaElement irrespective of offload | |
| 167 // playback so it will continue to work in normal mode when offloading fails | |
| 168 // in between | |
| 169 MediaDecoder::ChangeState(aState); | |
| 170 | |
| 171 if (mAudioOffloadPlayer) { | |
| 172 status_t err = mAudioOffloadPlayer->ChangeState(aState); | |
| 173 if (err != OK) { | |
| 174 ResumeStateMachine(); | |
| 175 } | |
| 176 } | |
| 177 } | |
| 178 | |
| 179 void MediaOmxDecoder::ApplyStateToStateMachine(PlayState aState) | |
| 180 { | |
| 181 MOZ_ASSERT(NS_IsMainThread()); | |
| 182 // During offload playback, state machine should be in dormant state. | |
| 183 // ApplyStateToStateMachine() can change state machine state to | |
| 184 // something else or reset the seek time. So don't call this when audio is | |
| 185 // offloaded | |
| 186 if (!mAudioOffloadPlayer) { | |
| 187 MediaDecoder::ApplyStateToStateMachine(aState); | |
| 188 } | |
| 189 } | |
| 190 | |
| 191 void MediaOmxDecoder::PlaybackPositionChanged() | |
| 192 { | |
| 193 MOZ_ASSERT(NS_IsMainThread()); | |
| 194 if (!mAudioOffloadPlayer) { | |
| 195 MediaDecoder::PlaybackPositionChanged(); | |
| 196 return; | |
| 197 } | |
| 198 | |
| 199 if (!mOwner || mShuttingDown) { | |
| 200 return; | |
| 201 } | |
| 202 | |
| 203 double lastTime = mCurrentTime; | |
| 204 { | |
| 205 ReentrantMonitorAutoEnter mon(GetReentrantMonitor()); | |
| 206 mCurrentTime = mAudioOffloadPlayer->GetMediaTimeSecs(); | |
| 207 } | |
| 208 if (mOwner && lastTime != mCurrentTime) { | |
| 209 FireTimeUpdate(); | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 void MediaOmxDecoder::SetElementVisibility(bool aIsVisible) | |
| 214 { | |
| 215 MOZ_ASSERT(NS_IsMainThread()); | |
| 216 if (mAudioOffloadPlayer) { | |
| 217 mAudioOffloadPlayer->SetElementVisibility(aIsVisible); | |
| 218 } | |
| 219 } | |
| 220 | |
| 221 void MediaOmxDecoder::UpdateReadyStateForData() | |
| 222 { | |
| 223 MOZ_ASSERT(NS_IsMainThread()); | |
| 224 if (!mAudioOffloadPlayer) { | |
| 225 MediaDecoder::UpdateReadyStateForData(); | |
| 226 return; | |
| 227 } | |
| 228 | |
| 229 if (!mOwner || mShuttingDown) | |
| 230 return; | |
| 231 mOwner->UpdateReadyStateForData(mAudioOffloadPlayer->GetNextFrameStatus()); | |
| 232 } | |
| 233 | |
| 234 void MediaOmxDecoder::SetVolume(double aVolume) | |
| 235 { | |
| 236 MOZ_ASSERT(NS_IsMainThread()); | |
| 237 if (!mAudioOffloadPlayer) { | |
| 238 MediaDecoder::SetVolume(aVolume); | |
| 239 return; | |
| 240 } | |
| 241 mAudioOffloadPlayer->SetVolume(aVolume); | |
| 242 } | |
| 243 | |
| 244 } // namespace mozilla |
