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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 // THREAD SAFETY | 5 // THREAD SAFETY |
6 // | 6 // |
7 // This class is generally not thread safe. Callers should ensure thread safety. | 7 // This class is generally not thread safe. Callers should ensure thread safety. |
8 // For instance, the |sink_lock_| in WebAudioSourceProvider synchronizes access | 8 // For instance, the |sink_lock_| in WebAudioSourceProvider synchronizes access |
9 // to this object across the main thread (for WebAudio APIs) and the | 9 // to this object across the main thread (for WebAudio APIs) and the |
10 // media thread (for HTMLMediaElement APIs). | 10 // media thread (for HTMLMediaElement APIs). |
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44 void Stop() override; | 44 void Stop() override; |
45 void Play() override; | 45 void Play() override; |
46 void Pause() override; | 46 void Pause() override; |
47 bool SetVolume(double volume) override; | 47 bool SetVolume(double volume) override; |
48 OutputDeviceInfo GetOutputDeviceInfo() override; | 48 OutputDeviceInfo GetOutputDeviceInfo() override; |
49 void Initialize(const AudioParameters& params, | 49 void Initialize(const AudioParameters& params, |
50 AudioRendererSink::RenderCallback* renderer) override; | 50 AudioRendererSink::RenderCallback* renderer) override; |
51 void SwitchOutputDevice(const std::string& device_id, | 51 void SwitchOutputDevice(const std::string& device_id, |
52 const url::Origin& security_origin, | 52 const url::Origin& security_origin, |
53 const OutputDeviceStatusCB& callback) override; | 53 const OutputDeviceStatusCB& callback) override; |
| 54 bool BelongsToRenderingThread() override; |
54 | 55 |
55 // Called by AudioRendererMixer when an error occurs. | 56 // Called by AudioRendererMixer when an error occurs. |
56 void OnRenderError(); | 57 void OnRenderError(); |
57 | 58 |
58 protected: | 59 protected: |
59 ~AudioRendererMixerInput() override; | 60 ~AudioRendererMixerInput() override; |
60 | 61 |
61 private: | 62 private: |
62 friend class AudioRendererMixerInputTest; | 63 friend class AudioRendererMixerInputTest; |
63 | 64 |
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97 OutputDeviceStatusCB pending_switch_callback_; | 98 OutputDeviceStatusCB pending_switch_callback_; |
98 std::string pending_switch_device_id_; | 99 std::string pending_switch_device_id_; |
99 url::Origin pending_switch_security_origin_; | 100 url::Origin pending_switch_security_origin_; |
100 | 101 |
101 DISALLOW_COPY_AND_ASSIGN(AudioRendererMixerInput); | 102 DISALLOW_COPY_AND_ASSIGN(AudioRendererMixerInput); |
102 }; | 103 }; |
103 | 104 |
104 } // namespace media | 105 } // namespace media |
105 | 106 |
106 #endif // MEDIA_BASE_AUDIO_RENDERER_MIXER_INPUT_H_ | 107 #endif // MEDIA_BASE_AUDIO_RENDERER_MIXER_INPUT_H_ |
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