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Side by Side Diff: media/filters/audio_renderer_impl.h

Issue 547913002: MediaLog: Log selected audio/video decoder name. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 3 months ago
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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 // Audio rendering unit utilizing an AudioRendererSink to output data. 5 // Audio rendering unit utilizing an AudioRendererSink to output data.
6 // 6 //
7 // This class lives inside three threads during it's lifetime, namely: 7 // This class lives inside three threads during it's lifetime, namely:
8 // 1. Render thread 8 // 1. Render thread
9 // Where the object is created. 9 // Where the object is created.
10 // 2. Media thread (provided via constructor) 10 // 2. Media thread (provided via constructor)
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22 #include <deque> 22 #include <deque>
23 23
24 #include "base/gtest_prod_util.h" 24 #include "base/gtest_prod_util.h"
25 #include "base/memory/scoped_ptr.h" 25 #include "base/memory/scoped_ptr.h"
26 #include "base/memory/weak_ptr.h" 26 #include "base/memory/weak_ptr.h"
27 #include "base/synchronization/lock.h" 27 #include "base/synchronization/lock.h"
28 #include "media/base/audio_decoder.h" 28 #include "media/base/audio_decoder.h"
29 #include "media/base/audio_renderer.h" 29 #include "media/base/audio_renderer.h"
30 #include "media/base/audio_renderer_sink.h" 30 #include "media/base/audio_renderer_sink.h"
31 #include "media/base/decryptor.h" 31 #include "media/base/decryptor.h"
32 #include "media/base/media_log.h"
32 #include "media/base/time_source.h" 33 #include "media/base/time_source.h"
33 #include "media/filters/audio_renderer_algorithm.h" 34 #include "media/filters/audio_renderer_algorithm.h"
34 #include "media/filters/decoder_stream.h" 35 #include "media/filters/decoder_stream.h"
35 36
36 namespace base { 37 namespace base {
37 class SingleThreadTaskRunner; 38 class SingleThreadTaskRunner;
38 } 39 }
39 40
40 namespace media { 41 namespace media {
41 42
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57 // 58 //
58 // |decoders| contains the AudioDecoders to use when initializing. 59 // |decoders| contains the AudioDecoders to use when initializing.
59 // 60 //
60 // |set_decryptor_ready_cb| is fired when the audio decryptor is available 61 // |set_decryptor_ready_cb| is fired when the audio decryptor is available
61 // (only applicable if the stream is encrypted and we have a decryptor). 62 // (only applicable if the stream is encrypted and we have a decryptor).
62 AudioRendererImpl( 63 AudioRendererImpl(
63 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, 64 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
64 AudioRendererSink* sink, 65 AudioRendererSink* sink,
65 ScopedVector<AudioDecoder> decoders, 66 ScopedVector<AudioDecoder> decoders,
66 const SetDecryptorReadyCB& set_decryptor_ready_cb, 67 const SetDecryptorReadyCB& set_decryptor_ready_cb,
67 const AudioHardwareConfig& hardware_params); 68 const AudioHardwareConfig& hardware_params,
69 const scoped_refptr<MediaLog>& media_log);
68 virtual ~AudioRendererImpl(); 70 virtual ~AudioRendererImpl();
69 71
70 // TimeSource implementation. 72 // TimeSource implementation.
71 virtual void StartTicking() OVERRIDE; 73 virtual void StartTicking() OVERRIDE;
72 virtual void StopTicking() OVERRIDE; 74 virtual void StopTicking() OVERRIDE;
73 virtual void SetPlaybackRate(float rate) OVERRIDE; 75 virtual void SetPlaybackRate(float rate) OVERRIDE;
74 virtual void SetMediaTime(base::TimeDelta time) OVERRIDE; 76 virtual void SetMediaTime(base::TimeDelta time) OVERRIDE;
75 virtual base::TimeDelta CurrentMediaTime() OVERRIDE; 77 virtual base::TimeDelta CurrentMediaTime() OVERRIDE;
76 78
77 // AudioRenderer implementation. 79 // AudioRenderer implementation.
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256 258
257 // NOTE: Weak pointers must be invalidated before all other member variables. 259 // NOTE: Weak pointers must be invalidated before all other member variables.
258 base::WeakPtrFactory<AudioRendererImpl> weak_factory_; 260 base::WeakPtrFactory<AudioRendererImpl> weak_factory_;
259 261
260 DISALLOW_COPY_AND_ASSIGN(AudioRendererImpl); 262 DISALLOW_COPY_AND_ASSIGN(AudioRendererImpl);
261 }; 263 };
262 264
263 } // namespace media 265 } // namespace media
264 266
265 #endif // MEDIA_FILTERS_AUDIO_RENDERER_IMPL_H_ 267 #endif // MEDIA_FILTERS_AUDIO_RENDERER_IMPL_H_
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