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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 #ifndef MEDIA_AUDIO_ANDROID_OPENSLES_INPUT_H_ | 5 #ifndef MEDIA_AUDIO_ANDROID_OPENSLES_INPUT_H_ |
6 #define MEDIA_AUDIO_ANDROID_OPENSLES_INPUT_H_ | 6 #define MEDIA_AUDIO_ANDROID_OPENSLES_INPUT_H_ |
7 | 7 |
8 #include <SLES/OpenSLES.h> | 8 #include <SLES/OpenSLES.h> |
9 #include <SLES/OpenSLES_Android.h> | 9 #include <SLES/OpenSLES_Android.h> |
10 | 10 |
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24 // This class is created and lives on the Audio Manager thread but recorded | 24 // This class is created and lives on the Audio Manager thread but recorded |
25 // audio buffers are delivered on an internal OpenSLES audio thread. All public | 25 // audio buffers are delivered on an internal OpenSLES audio thread. All public |
26 // methods should be called on the Audio Manager thread. | 26 // methods should be called on the Audio Manager thread. |
27 class OpenSLESInputStream : public AudioInputStream { | 27 class OpenSLESInputStream : public AudioInputStream { |
28 public: | 28 public: |
29 static const int kMaxNumOfBuffersInQueue = 2; | 29 static const int kMaxNumOfBuffersInQueue = 2; |
30 | 30 |
31 OpenSLESInputStream(AudioManagerAndroid* manager, | 31 OpenSLESInputStream(AudioManagerAndroid* manager, |
32 const AudioParameters& params); | 32 const AudioParameters& params); |
33 | 33 |
34 virtual ~OpenSLESInputStream(); | 34 ~OpenSLESInputStream() override; |
35 | 35 |
36 // Implementation of AudioInputStream. | 36 // Implementation of AudioInputStream. |
37 virtual bool Open() override; | 37 bool Open() override; |
38 virtual void Start(AudioInputCallback* callback) override; | 38 void Start(AudioInputCallback* callback) override; |
39 virtual void Stop() override; | 39 void Stop() override; |
40 virtual void Close() override; | 40 void Close() override; |
41 virtual double GetMaxVolume() override; | 41 double GetMaxVolume() override; |
42 virtual void SetVolume(double volume) override; | 42 void SetVolume(double volume) override; |
43 virtual double GetVolume() override; | 43 double GetVolume() override; |
44 virtual bool SetAutomaticGainControl(bool enabled) override; | 44 bool SetAutomaticGainControl(bool enabled) override; |
45 virtual bool GetAutomaticGainControl() override; | 45 bool GetAutomaticGainControl() override; |
46 virtual bool IsMuted() override; | 46 bool IsMuted() override; |
47 | 47 |
48 private: | 48 private: |
49 bool CreateRecorder(); | 49 bool CreateRecorder(); |
50 | 50 |
51 // Called from OpenSLES specific audio worker thread. | 51 // Called from OpenSLES specific audio worker thread. |
52 static void SimpleBufferQueueCallback( | 52 static void SimpleBufferQueueCallback( |
53 SLAndroidSimpleBufferQueueItf buffer_queue, | 53 SLAndroidSimpleBufferQueueItf buffer_queue, |
54 void* instance); | 54 void* instance); |
55 | 55 |
56 // Called from OpenSLES specific audio worker thread. | 56 // Called from OpenSLES specific audio worker thread. |
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97 bool started_; | 97 bool started_; |
98 | 98 |
99 scoped_ptr<media::AudioBus> audio_bus_; | 99 scoped_ptr<media::AudioBus> audio_bus_; |
100 | 100 |
101 DISALLOW_COPY_AND_ASSIGN(OpenSLESInputStream); | 101 DISALLOW_COPY_AND_ASSIGN(OpenSLESInputStream); |
102 }; | 102 }; |
103 | 103 |
104 } // namespace media | 104 } // namespace media |
105 | 105 |
106 #endif // MEDIA_AUDIO_ANDROID_OPENSLES_INPUT_H_ | 106 #endif // MEDIA_AUDIO_ANDROID_OPENSLES_INPUT_H_ |
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