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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_CRAS_CRAS_INPUT_H_ | 5 #ifndef MEDIA_AUDIO_CRAS_CRAS_INPUT_H_ |
6 #define MEDIA_AUDIO_CRAS_CRAS_INPUT_H_ | 6 #define MEDIA_AUDIO_CRAS_CRAS_INPUT_H_ |
7 | 7 |
8 #include <cras_client.h> | 8 #include <cras_client.h> |
9 | 9 |
10 #include <string> | 10 #include <string> |
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26 // The ctor takes all the usual parameters, plus |manager| which is the | 26 // The ctor takes all the usual parameters, plus |manager| which is the |
27 // audio manager who is creating this object. | 27 // audio manager who is creating this object. |
28 CrasInputStream(const AudioParameters& params, AudioManagerCras* manager, | 28 CrasInputStream(const AudioParameters& params, AudioManagerCras* manager, |
29 const std::string& device_id); | 29 const std::string& device_id); |
30 | 30 |
31 // The dtor is typically called by the AudioManager only and it is usually | 31 // The dtor is typically called by the AudioManager only and it is usually |
32 // triggered by calling AudioOutputStream::Close(). | 32 // triggered by calling AudioOutputStream::Close(). |
33 virtual ~CrasInputStream(); | 33 virtual ~CrasInputStream(); |
34 | 34 |
35 // Implementation of AudioInputStream. | 35 // Implementation of AudioInputStream. |
36 virtual bool Open() OVERRIDE; | 36 virtual bool Open() override; |
37 virtual void Start(AudioInputCallback* callback) OVERRIDE; | 37 virtual void Start(AudioInputCallback* callback) override; |
38 virtual void Stop() OVERRIDE; | 38 virtual void Stop() override; |
39 virtual void Close() OVERRIDE; | 39 virtual void Close() override; |
40 virtual double GetMaxVolume() OVERRIDE; | 40 virtual double GetMaxVolume() override; |
41 virtual void SetVolume(double volume) OVERRIDE; | 41 virtual void SetVolume(double volume) override; |
42 virtual double GetVolume() OVERRIDE; | 42 virtual double GetVolume() override; |
43 | 43 |
44 private: | 44 private: |
45 // Handles requests to get samples from the provided buffer. This will be | 45 // Handles requests to get samples from the provided buffer. This will be |
46 // called by the audio server when it has samples ready. | 46 // called by the audio server when it has samples ready. |
47 static int SamplesReady(cras_client* client, | 47 static int SamplesReady(cras_client* client, |
48 cras_stream_id_t stream_id, | 48 cras_stream_id_t stream_id, |
49 uint8* samples, | 49 uint8* samples, |
50 size_t frames, | 50 size_t frames, |
51 const timespec* sample_ts, | 51 const timespec* sample_ts, |
52 void* arg); | 52 void* arg); |
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99 const CRAS_STREAM_DIRECTION stream_direction_; | 99 const CRAS_STREAM_DIRECTION stream_direction_; |
100 | 100 |
101 scoped_ptr<AudioBus> audio_bus_; | 101 scoped_ptr<AudioBus> audio_bus_; |
102 | 102 |
103 DISALLOW_COPY_AND_ASSIGN(CrasInputStream); | 103 DISALLOW_COPY_AND_ASSIGN(CrasInputStream); |
104 }; | 104 }; |
105 | 105 |
106 } // namespace media | 106 } // namespace media |
107 | 107 |
108 #endif // MEDIA_AUDIO_CRAS_CRAS_INPUT_H_ | 108 #endif // MEDIA_AUDIO_CRAS_CRAS_INPUT_H_ |
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