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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_AUDIO_SINK_ADAPTER_H_ |
| 6 #define CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_AUDIO_SINK_ADAPTER_H_ |
| 7 |
| 8 #include <stdint.h> |
| 9 |
| 10 #include <memory> |
| 11 |
| 12 #include "base/macros.h" |
| 13 #include "content/public/renderer/media_stream_audio_sink.h" |
| 14 #include "media/base/audio_parameters.h" |
| 15 |
| 16 namespace webrtc { |
| 17 class AudioTrackSinkInterface; |
| 18 } // namespace webrtc |
| 19 |
| 20 namespace content { |
| 21 |
| 22 // Adapter to the webrtc::AudioTrackSinkInterface of the audio track. |
| 23 // This class is used in between the MediaStreamAudioSink and |
| 24 // webrtc::AudioTrackSinkInterface. It gets data callback via the |
| 25 // MediaStreamAudioSink::OnData() interface and pass the data to |
| 26 // webrtc::AudioTrackSinkInterface. |
| 27 class WebRtcAudioSinkAdapter : public MediaStreamAudioSink { |
| 28 public: |
| 29 explicit WebRtcAudioSinkAdapter( |
| 30 webrtc::AudioTrackSinkInterface* sink); |
| 31 ~WebRtcAudioSinkAdapter() override; |
| 32 |
| 33 bool IsEqual(const webrtc::AudioTrackSinkInterface* other) const; |
| 34 |
| 35 private: |
| 36 // MediaStreamAudioSink implementation. |
| 37 void OnData(const media::AudioBus& audio_bus, |
| 38 base::TimeTicks estimated_capture_time) override; |
| 39 void OnSetFormat(const media::AudioParameters& params) override; |
| 40 |
| 41 webrtc::AudioTrackSinkInterface* const sink_; |
| 42 |
| 43 media::AudioParameters params_; |
| 44 std::unique_ptr<int16_t[]> interleaved_data_; |
| 45 |
| 46 DISALLOW_COPY_AND_ASSIGN(WebRtcAudioSinkAdapter); |
| 47 }; |
| 48 |
| 49 } // namespace content |
| 50 |
| 51 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_AUDIO_SINK_ADAPTER_H_ |
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