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Side by Side Diff: media/base/android/media_codec_audio_decoder.h

Issue 1367403003: Added UMA metrics for MediaSourcePlayer and MediaCodecPlayer (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@mtplayer-drm
Patch Set: Addressed most of the comments Created 5 years, 2 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 #ifndef MEDIA_BASE_ANDROID_MEDIA_CODEC_AUDIO_DECODER_H_ 5 #ifndef MEDIA_BASE_ANDROID_MEDIA_CODEC_AUDIO_DECODER_H_
6 #define MEDIA_BASE_ANDROID_MEDIA_CODEC_AUDIO_DECODER_H_ 6 #define MEDIA_BASE_ANDROID_MEDIA_CODEC_AUDIO_DECODER_H_
7 7
8 #include "media/base/android/media_codec_decoder.h" 8 #include "media/base/android/media_codec_decoder.h"
9 9
10 namespace media { 10 namespace media {
11 11
12 class AudioTimestampHelper; 12 class AudioTimestampHelper;
13 13
14 // Audio decoder for MediaCodecPlayer 14 // Audio decoder for MediaCodecPlayer
15 class MediaCodecAudioDecoder : public MediaCodecDecoder { 15 class MediaCodecAudioDecoder : public MediaCodecDecoder {
16 public: 16 public:
17 // For parameters see media_codec_decoder.h 17 // For parameters see media_codec_decoder.h
18 // update_current_time_cb: callback that reports current playback time. 18 // update_current_time_cb: callback that reports current playback time.
19 // Called for each rendered frame. 19 // Called for each rendered frame.
20 MediaCodecAudioDecoder( 20 MediaCodecAudioDecoder(
21 const scoped_refptr<base::SingleThreadTaskRunner>& media_runner, 21 const scoped_refptr<base::SingleThreadTaskRunner>& media_runner,
22 const base::Closure& request_data_cb, 22 const base::Closure& request_data_cb,
23 const base::Closure& starvation_cb, 23 const base::Closure& starvation_cb,
24 const base::Closure& decoder_drained_cb, 24 const base::Closure& decoder_drained_cb,
25 const base::Closure& stop_done_cb, 25 const base::Closure& stop_done_cb,
26 const base::Closure& key_required_cb, 26 const base::Closure& key_required_cb,
27 const base::Closure& error_cb, 27 const base::Closure& error_cb,
28 const SetTimeCallback& update_current_time_cb); 28 const SetTimeCallback& update_current_time_cb,
29 FrameStatistics* frame_statistics);
29 ~MediaCodecAudioDecoder() override; 30 ~MediaCodecAudioDecoder() override;
30 31
31 const char* class_name() const override; 32 const char* class_name() const override;
32 33
33 bool HasStream() const override; 34 bool HasStream() const override;
34 void SetDemuxerConfigs(const DemuxerConfigs& configs) override; 35 void SetDemuxerConfigs(const DemuxerConfigs& configs) override;
35 bool IsContentEncrypted() const override; 36 bool IsContentEncrypted() const override;
36 void ReleaseDecoderResources() override; 37 void ReleaseDecoderResources() override;
37 void Flush() override; 38 void Flush() override;
38 39
(...skipping 41 matching lines...) Expand 10 before | Expand all | Expand 10 after
80 81
81 // Base timestamp for the |audio_timestamp_helper_|. 82 // Base timestamp for the |audio_timestamp_helper_|.
82 base::TimeDelta base_timestamp_; 83 base::TimeDelta base_timestamp_;
83 84
84 // Object to calculate the current audio timestamp for A/V sync. 85 // Object to calculate the current audio timestamp for A/V sync.
85 scoped_ptr<AudioTimestampHelper> audio_timestamp_helper_; 86 scoped_ptr<AudioTimestampHelper> audio_timestamp_helper_;
86 87
87 // Reports current playback time to the callee. 88 // Reports current playback time to the callee.
88 SetTimeCallback update_current_time_cb_; 89 SetTimeCallback update_current_time_cb_;
89 90
91 // The time limit for the next frame to avoid underrun.
92 base::TimeTicks next_frame_time_limit_;
93
90 DISALLOW_COPY_AND_ASSIGN(MediaCodecAudioDecoder); 94 DISALLOW_COPY_AND_ASSIGN(MediaCodecAudioDecoder);
91 }; 95 };
92 96
93 } // namespace media 97 } // namespace media
94 98
95 #endif // MEDIA_BASE_ANDROID_MEDIA_CODEC_DECODER_H_ 99 #endif // MEDIA_BASE_ANDROID_MEDIA_CODEC_DECODER_H_
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