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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "media/filters/chunk_demuxer.h" | 5 #include "media/filters/chunk_demuxer.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <limits> | 8 #include <limits> |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
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686 DCHECK(!id.empty()); | 686 DCHECK(!id.empty()); |
687 | 687 |
688 auto itr = source_state_map_.find(id); | 688 auto itr = source_state_map_.find(id); |
689 | 689 |
690 DCHECK(itr != source_state_map_.end()); | 690 DCHECK(itr != source_state_map_.end()); |
691 return itr->second->GetHighestPresentationTimestamp(); | 691 return itr->second->GetHighestPresentationTimestamp(); |
692 } | 692 } |
693 | 693 |
694 void ChunkDemuxer::OnEnabledAudioTracksChanged( | 694 void ChunkDemuxer::OnEnabledAudioTracksChanged( |
695 const std::vector<MediaTrack::Id>& track_ids, | 695 const std::vector<MediaTrack::Id>& track_ids, |
696 base::TimeDelta currTime) { | 696 base::TimeDelta curr_time) { |
697 base::AutoLock auto_lock(lock_); | 697 base::AutoLock auto_lock(lock_); |
698 std::set<ChunkDemuxerStream*> enabled_streams; | 698 std::set<ChunkDemuxerStream*> enabled_streams; |
699 for (const auto& id : track_ids) { | 699 for (const auto& id : track_ids) { |
700 ChunkDemuxerStream* stream = track_id_to_demux_stream_map_[id]; | 700 ChunkDemuxerStream* stream = track_id_to_demux_stream_map_[id]; |
701 DCHECK(stream); | 701 DCHECK(stream); |
702 DCHECK_EQ(DemuxerStream::AUDIO, stream->type()); | 702 DCHECK_EQ(DemuxerStream::AUDIO, stream->type()); |
703 enabled_streams.insert(stream); | 703 enabled_streams.insert(stream); |
704 } | 704 } |
705 | 705 |
706 // First disable all streams that need to be disabled and then enable streams | 706 // First disable all streams that need to be disabled and then enable streams |
707 // that are enabled. | 707 // that are enabled. |
708 for (const auto& stream : audio_streams_) { | 708 for (const auto& stream : audio_streams_) { |
709 if (enabled_streams.find(stream.get()) == enabled_streams.end()) { | 709 if (enabled_streams.find(stream.get()) == enabled_streams.end()) { |
710 DVLOG(1) << __func__ << ": disabling stream " << stream.get(); | 710 DVLOG(1) << __func__ << ": disabling stream " << stream.get(); |
711 stream->set_enabled(false, currTime); | 711 stream->set_enabled(false, curr_time); |
712 } | 712 } |
713 } | 713 } |
714 for (auto* stream : enabled_streams) { | 714 for (auto* stream : enabled_streams) { |
715 DVLOG(1) << __func__ << ": enabling stream " << stream; | 715 DVLOG(1) << __func__ << ": enabling stream " << stream; |
716 stream->set_enabled(true, currTime); | 716 stream->set_enabled(true, curr_time); |
717 } | 717 } |
718 } | 718 } |
719 | 719 |
720 void ChunkDemuxer::OnSelectedVideoTrackChanged( | 720 void ChunkDemuxer::OnSelectedVideoTrackChanged( |
721 const std::vector<MediaTrack::Id>& track_ids, | 721 base::Optional<MediaTrack::Id> track_id, |
722 base::TimeDelta currTime) { | 722 base::TimeDelta curr_time) { |
723 DCHECK_LE(track_ids.size(), 1u); | |
724 | |
725 base::AutoLock auto_lock(lock_); | 723 base::AutoLock auto_lock(lock_); |
726 ChunkDemuxerStream* selected_stream = nullptr; | 724 ChunkDemuxerStream* selected_stream = nullptr; |
727 if (!track_ids.empty()) { | 725 if (track_id) { |
728 selected_stream = track_id_to_demux_stream_map_[track_ids[0]]; | 726 selected_stream = track_id_to_demux_stream_map_[*track_id]; |
729 DCHECK(selected_stream); | 727 DCHECK(selected_stream); |
730 DCHECK_EQ(DemuxerStream::VIDEO, selected_stream->type()); | 728 DCHECK_EQ(DemuxerStream::VIDEO, selected_stream->type()); |
731 } | 729 } |
732 | 730 |
733 // First disable all streams that need to be disabled and then enable the | 731 // First disable all streams that need to be disabled and then enable the |
734 // stream that needs to be enabled (if any). | 732 // stream that needs to be enabled (if any). |
735 for (const auto& stream : video_streams_) { | 733 for (const auto& stream : video_streams_) { |
736 if (stream.get() != selected_stream) { | 734 if (stream.get() != selected_stream) { |
737 DVLOG(1) << __func__ << ": disabling stream " << stream.get(); | 735 DVLOG(1) << __func__ << ": disabling stream " << stream.get(); |
738 DCHECK_EQ(DemuxerStream::VIDEO, stream->type()); | 736 DCHECK_EQ(DemuxerStream::VIDEO, stream->type()); |
739 stream->set_enabled(false, currTime); | 737 stream->set_enabled(false, curr_time); |
740 } | 738 } |
741 } | 739 } |
742 if (selected_stream) { | 740 if (selected_stream) { |
743 DVLOG(1) << __func__ << ": enabling stream " << selected_stream; | 741 DVLOG(1) << __func__ << ": enabling stream " << selected_stream; |
744 selected_stream->set_enabled(true, currTime); | 742 selected_stream->set_enabled(true, curr_time); |
745 } | 743 } |
746 } | 744 } |
747 | 745 |
748 void ChunkDemuxer::OnMemoryPressure( | 746 void ChunkDemuxer::OnMemoryPressure( |
749 base::TimeDelta currentMediaTime, | 747 base::TimeDelta currentMediaTime, |
750 base::MemoryPressureListener::MemoryPressureLevel memory_pressure_level, | 748 base::MemoryPressureListener::MemoryPressureLevel memory_pressure_level, |
751 bool force_instant_gc) { | 749 bool force_instant_gc) { |
752 DecodeTimestamp media_time_dts = | 750 DecodeTimestamp media_time_dts = |
753 DecodeTimestamp::FromPresentationTime(currentMediaTime); | 751 DecodeTimestamp::FromPresentationTime(currentMediaTime); |
754 base::AutoLock auto_lock(lock_); | 752 base::AutoLock auto_lock(lock_); |
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1329 } | 1327 } |
1330 | 1328 |
1331 void ChunkDemuxer::ShutdownAllStreams() { | 1329 void ChunkDemuxer::ShutdownAllStreams() { |
1332 for (auto itr = source_state_map_.begin(); itr != source_state_map_.end(); | 1330 for (auto itr = source_state_map_.begin(); itr != source_state_map_.end(); |
1333 ++itr) { | 1331 ++itr) { |
1334 itr->second->Shutdown(); | 1332 itr->second->Shutdown(); |
1335 } | 1333 } |
1336 } | 1334 } |
1337 | 1335 |
1338 } // namespace media | 1336 } // namespace media |
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