| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_AUDIO_CAPTURER_SINK_OWNER_H_ |
| #define CONTENT_RENDERER_MEDIA_WEBRTC_AUDIO_CAPTURER_SINK_OWNER_H_ |
| |
| #include <vector> |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/synchronization/lock.h" |
| #include "content/renderer/media/webrtc_audio_device_impl.h" |
| #include "media/audio/audio_parameters.h" |
| |
| namespace content { |
| |
| class WebRtcAudioCapturerSink; |
| |
| // Reference counted container of WebRtcAudioCapturerSink delegates. |
| class WebRtcAudioCapturerSinkOwner |
| : public base::RefCountedThreadSafe<WebRtcAudioCapturerSinkOwner>, |
| public WebRtcAudioCapturerSink { |
| public: |
| explicit WebRtcAudioCapturerSinkOwner(WebRtcAudioCapturerSink* sink); |
| |
| // WebRtcAudioCapturerSink implementation. |
| virtual int CaptureData(const std::vector<int>& channels, |
| const int16* audio_data, |
| int sample_rate, |
| int number_of_channels, |
| int number_of_frames, |
| int audio_delay_milliseconds, |
| int current_volume, |
| bool need_audio_processing, |
| bool key_pressed) OVERRIDE; |
| |
| virtual void SetCaptureFormat(const media::AudioParameters& params) OVERRIDE; |
| |
| bool IsEqual(const WebRtcAudioCapturerSink* other) const; |
| void Reset(); |
| |
| // Wrapper which allows to use std::find_if() when adding and removing |
| // sinks to/from the list. |
| struct WrapsSink { |
| WrapsSink(WebRtcAudioCapturerSink* sink) : sink_(sink) {} |
| bool operator()( |
| const scoped_refptr<WebRtcAudioCapturerSinkOwner>& owner) { |
| return owner->IsEqual(sink_); |
| } |
| WebRtcAudioCapturerSink* sink_; |
| }; |
| |
| protected: |
| virtual ~WebRtcAudioCapturerSinkOwner() {} |
| |
| private: |
| friend class base::RefCountedThreadSafe<WebRtcAudioCapturerSinkOwner>; |
| WebRtcAudioCapturerSink* delegate_; |
| mutable base::Lock lock_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebRtcAudioCapturerSinkOwner); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_MEDIA_WEBRTC_AUDIO_CAPTURER_SINK_OWNER_H_ |