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Side by Side Diff: content/renderer/media/webrtc_local_audio_renderer.h

Issue 12383016: Merge AssociateStreamWithProducer message into CreateStream message for both audio output and input. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase Created 7 years, 8 months ago
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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 CONTENT_RENDERER_MEDIA_WEBRTC_LOCAL_AUDIO_RENDERER_H_ 5 #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_LOCAL_AUDIO_RENDERER_H_
6 #define CONTENT_RENDERER_MEDIA_WEBRTC_LOCAL_AUDIO_RENDERER_H_ 6 #define CONTENT_RENDERER_MEDIA_WEBRTC_LOCAL_AUDIO_RENDERER_H_
7 7
8 #include "base/callback.h" 8 #include "base/callback.h"
9 #include "base/memory/ref_counted.h" 9 #include "base/memory/ref_counted.h"
10 #include "base/synchronization/lock.h" 10 #include "base/synchronization/lock.h"
11 #include "base/threading/thread_checker.h" 11 #include "base/threading/thread_checker.h"
12 #include "content/common/content_export.h" 12 #include "content/common/content_export.h"
13 #include "content/renderer/media/webrtc_audio_device_impl.h" 13 #include "content/renderer/media/webrtc_audio_device_impl.h"
14 #include "third_party/libjingle/source/talk/app/webrtc/mediastreaminterface.h" 14 #include "third_party/libjingle/source/talk/app/webrtc/mediastreaminterface.h"
15 #include "webkit/media/media_stream_audio_renderer.h" 15 #include "webkit/media/media_stream_audio_renderer.h"
16 16
17 namespace media { 17 namespace media {
18 class AudioBus; 18 class AudioBus;
19 class AudioOutputDevice;
19 class AudioParameters; 20 class AudioParameters;
20 } 21 }
21 22
22 namespace webrtc { 23 namespace webrtc {
23 class AudioTrackInterface; 24 class AudioTrackInterface;
24 } 25 }
25 26
26 namespace content { 27 namespace content {
27 28
28 class RendererAudioOutputDevice;
29 class WebRtcAudioCapturer; 29 class WebRtcAudioCapturer;
30 30
31 // WebRtcLocalAudioRenderer is a webkit_media::MediaStreamAudioRenderer 31 // WebRtcLocalAudioRenderer is a webkit_media::MediaStreamAudioRenderer
32 // designed for rendering local audio media stream tracks, 32 // designed for rendering local audio media stream tracks,
33 // http://dev.w3.org/2011/webrtc/editor/getusermedia.html#mediastreamtrack 33 // http://dev.w3.org/2011/webrtc/editor/getusermedia.html#mediastreamtrack
34 // It also implements media::AudioRendererSink::RenderCallback to render audio 34 // It also implements media::AudioRendererSink::RenderCallback to render audio
35 // data provided from a WebRtcAudioCapturer source which is set at construction. 35 // data provided from a WebRtcAudioCapturer source which is set at construction.
36 // When the audio layer in the browser process asks for data to render, this 36 // When the audio layer in the browser process asks for data to render, this
37 // class provides the data by implementing the WebRtcAudioCapturerSink 37 // class provides the data by implementing the WebRtcAudioCapturerSink
38 // interface, i.e., we are a sink seen from the WebRtcAudioCapturer perspective. 38 // interface, i.e., we are a sink seen from the WebRtcAudioCapturer perspective.
(...skipping 59 matching lines...) Expand 10 before | Expand all | Expand 10 after
98 // by this class when the sink asks for new data. 98 // by this class when the sink asks for new data.
99 // The WebRtcAudioCapturer is today created by WebRtcAudioDeviceImpl. 99 // The WebRtcAudioCapturer is today created by WebRtcAudioDeviceImpl.
100 scoped_refptr<WebRtcAudioCapturer> source_; 100 scoped_refptr<WebRtcAudioCapturer> source_;
101 101
102 scoped_refptr<webrtc::AudioTrackInterface> audio_track_; 102 scoped_refptr<webrtc::AudioTrackInterface> audio_track_;
103 103
104 // The render view in which the audio is rendered into |sink_|. 104 // The render view in which the audio is rendered into |sink_|.
105 const int source_render_view_id_; 105 const int source_render_view_id_;
106 106
107 // The sink (destination) for rendered audio. 107 // The sink (destination) for rendered audio.
108 scoped_refptr<RendererAudioOutputDevice> sink_; 108 scoped_refptr<media::AudioOutputDevice> sink_;
109 109
110 // Used to DCHECK that we are called on the correct thread. 110 // Used to DCHECK that we are called on the correct thread.
111 base::ThreadChecker thread_checker_; 111 base::ThreadChecker thread_checker_;
112 112
113 // Contains copies of captured audio frames. 113 // Contains copies of captured audio frames.
114 scoped_ptr<media::AudioFifo> loopback_fifo_; 114 scoped_ptr<media::AudioFifo> loopback_fifo_;
115 115
116 // Stores last time a render callback was received. The time difference 116 // Stores last time a render callback was received. The time difference
117 // between a new time stamp and this value can be used to derive the 117 // between a new time stamp and this value can be used to derive the
118 // total render time. 118 // total render time.
(...skipping 10 matching lines...) Expand all
129 129
130 // Protects |loopback_fifo_|, |playing_| and |sink_|. 130 // Protects |loopback_fifo_|, |playing_| and |sink_|.
131 mutable base::Lock thread_lock_; 131 mutable base::Lock thread_lock_;
132 132
133 DISALLOW_COPY_AND_ASSIGN(WebRtcLocalAudioRenderer); 133 DISALLOW_COPY_AND_ASSIGN(WebRtcLocalAudioRenderer);
134 }; 134 };
135 135
136 } // namespace content 136 } // namespace content
137 137
138 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_LOCAL_AUDIO_RENDERER_H_ 138 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_LOCAL_AUDIO_RENDERER_H_
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