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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_MAC_AUDIO_MANAGER_MAC_H_ | 5 #ifndef MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_ |
6 #define MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_ | 6 #define MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_ |
7 | 7 |
8 #include <AudioUnit/AudioUnit.h> | 8 #include <AudioUnit/AudioUnit.h> |
9 #include <CoreAudio/AudioHardware.h> | 9 #include <CoreAudio/AudioHardware.h> |
10 #include <stddef.h> | 10 #include <stddef.h> |
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39 bool HasAudioInputDevices() override; | 39 bool HasAudioInputDevices() override; |
40 void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override; | 40 void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override; |
41 void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override; | 41 void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override; |
42 AudioParameters GetInputStreamParameters( | 42 AudioParameters GetInputStreamParameters( |
43 const std::string& device_id) override; | 43 const std::string& device_id) override; |
44 std::string GetAssociatedOutputDeviceID( | 44 std::string GetAssociatedOutputDeviceID( |
45 const std::string& input_device_id) override; | 45 const std::string& input_device_id) override; |
46 | 46 |
47 // Implementation of AudioManagerBase. | 47 // Implementation of AudioManagerBase. |
48 AudioOutputStream* MakeLinearOutputStream( | 48 AudioOutputStream* MakeLinearOutputStream( |
49 const AudioParameters& params, | 49 const AudioParameters& params) override; |
50 const LogCallback& log_callback) override; | |
51 AudioOutputStream* MakeLowLatencyOutputStream( | 50 AudioOutputStream* MakeLowLatencyOutputStream( |
52 const AudioParameters& params, | 51 const AudioParameters& params, |
53 const std::string& device_id, | 52 const std::string& device_id) override; |
54 const LogCallback& log_callback) override; | |
55 AudioInputStream* MakeLinearInputStream( | 53 AudioInputStream* MakeLinearInputStream( |
56 const AudioParameters& params, | 54 const AudioParameters& params, |
57 const std::string& device_id, | 55 const std::string& device_id) override; |
58 const LogCallback& log_callback) override; | |
59 AudioInputStream* MakeLowLatencyInputStream( | 56 AudioInputStream* MakeLowLatencyInputStream( |
60 const AudioParameters& params, | 57 const AudioParameters& params, |
61 const std::string& device_id, | 58 const std::string& device_id) override; |
62 const LogCallback& log_callback) override; | |
63 std::string GetDefaultOutputDeviceID() override; | 59 std::string GetDefaultOutputDeviceID() override; |
64 | 60 |
65 // Used to track destruction of input and output streams. | 61 // Used to track destruction of input and output streams. |
66 void ReleaseOutputStream(AudioOutputStream* stream) override; | 62 void ReleaseOutputStream(AudioOutputStream* stream) override; |
67 void ReleaseInputStream(AudioInputStream* stream) override; | 63 void ReleaseInputStream(AudioInputStream* stream) override; |
68 | 64 |
69 // Called by AUHALStream::Close() before releasing the stream. | 65 // Called by AUHALStream::Close() before releasing the stream. |
70 // This method is a special contract between the real stream and the audio | 66 // This method is a special contract between the real stream and the audio |
71 // manager and it ensures that we only try to increase the IO buffer size | 67 // manager and it ensures that we only try to increase the IO buffer size |
72 // for real streams and not for fake or mocked streams. | 68 // for real streams and not for fake or mocked streams. |
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182 // Maps device IDs and their corresponding actual (I/O) buffer sizes for | 178 // Maps device IDs and their corresponding actual (I/O) buffer sizes for |
183 // all output streams using the specific device. | 179 // all output streams using the specific device. |
184 std::map<AudioDeviceID, size_t> output_io_buffer_size_map_; | 180 std::map<AudioDeviceID, size_t> output_io_buffer_size_map_; |
185 | 181 |
186 DISALLOW_COPY_AND_ASSIGN(AudioManagerMac); | 182 DISALLOW_COPY_AND_ASSIGN(AudioManagerMac); |
187 }; | 183 }; |
188 | 184 |
189 } // namespace media | 185 } // namespace media |
190 | 186 |
191 #endif // MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_ | 187 #endif // MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_ |
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