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Side by Side Diff: media/audio/audio_output_dispatcher_impl.h

Issue 1907973003: media: Move audio_parameters and audio_point to media/base/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: rebase Created 4 years, 8 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 // AudioOutputDispatcherImpl is an implementation of AudioOutputDispatcher. 5 // AudioOutputDispatcherImpl is an implementation of AudioOutputDispatcher.
6 // 6 //
7 // To avoid opening and closing audio devices more frequently than necessary, 7 // To avoid opening and closing audio devices more frequently than necessary,
8 // each dispatcher has a pool of inactive physical streams. A stream is closed 8 // each dispatcher has a pool of inactive physical streams. A stream is closed
9 // only if it hasn't been used for a certain period of time (specified via the 9 // only if it hasn't been used for a certain period of time (specified via the
10 // constructor). 10 // constructor).
11 // 11 //
12 12
13 #ifndef MEDIA_AUDIO_AUDIO_OUTPUT_DISPATCHER_IMPL_H_ 13 #ifndef MEDIA_AUDIO_AUDIO_OUTPUT_DISPATCHER_IMPL_H_
14 #define MEDIA_AUDIO_AUDIO_OUTPUT_DISPATCHER_IMPL_H_ 14 #define MEDIA_AUDIO_AUDIO_OUTPUT_DISPATCHER_IMPL_H_
15 15
16 #include <stddef.h> 16 #include <stddef.h>
17 17
18 #include <map> 18 #include <map>
19 #include <vector> 19 #include <vector>
20 20
21 #include "base/macros.h" 21 #include "base/macros.h"
22 #include "base/memory/ref_counted.h" 22 #include "base/memory/ref_counted.h"
23 #include "base/timer/timer.h" 23 #include "base/timer/timer.h"
24 #include "media/audio/audio_io.h" 24 #include "media/audio/audio_io.h"
25 #include "media/audio/audio_logging.h" 25 #include "media/audio/audio_logging.h"
26 #include "media/audio/audio_manager.h" 26 #include "media/audio/audio_manager.h"
27 #include "media/audio/audio_output_dispatcher.h" 27 #include "media/audio/audio_output_dispatcher.h"
28 #include "media/audio/audio_parameters.h" 28 #include "media/base/audio_parameters.h"
29 29
30 namespace media { 30 namespace media {
31 31
32 class AudioOutputProxy; 32 class AudioOutputProxy;
33 33
34 class MEDIA_EXPORT AudioOutputDispatcherImpl : public AudioOutputDispatcher { 34 class MEDIA_EXPORT AudioOutputDispatcherImpl : public AudioOutputDispatcher {
35 public: 35 public:
36 // |close_delay| specifies delay after the stream is idle until the audio 36 // |close_delay| specifies delay after the stream is idle until the audio
37 // device is closed. 37 // device is closed.
38 AudioOutputDispatcherImpl(AudioManager* audio_manager, 38 AudioOutputDispatcherImpl(AudioManager* audio_manager,
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95 typedef std::map<AudioOutputStream*, int> AudioStreamIDMap; 95 typedef std::map<AudioOutputStream*, int> AudioStreamIDMap;
96 AudioStreamIDMap audio_stream_ids_; 96 AudioStreamIDMap audio_stream_ids_;
97 int audio_stream_id_; 97 int audio_stream_id_;
98 98
99 DISALLOW_COPY_AND_ASSIGN(AudioOutputDispatcherImpl); 99 DISALLOW_COPY_AND_ASSIGN(AudioOutputDispatcherImpl);
100 }; 100 };
101 101
102 } // namespace media 102 } // namespace media
103 103
104 #endif // MEDIA_AUDIO_AUDIO_OUTPUT_DISPATCHER_IMPL_H_ 104 #endif // MEDIA_AUDIO_AUDIO_OUTPUT_DISPATCHER_IMPL_H_
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