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// Copyright (c) 2012 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_MEDIA_STREAM_SOURCE_EXTRA_DATA_H_
#define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_SOURCE_EXTRA_DATA_H_
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "content/common/content_export.h"
#include "content/common/media/media_stream_options.h"
#include "content/renderer/media/media_stream_source_observer.h"
#include "content/renderer/media/webrtc_audio_capturer.h"
#include "third_party/libjingle/source/talk/app/webrtc/videosourceinterface.h"
#include "third_party/WebKit/public/platform/WebMediaStreamSource.h"
namespace content {
class CONTENT_EXPORT MediaStreamSourceExtraData
: NON_EXPORTED_BASE(public blink::WebMediaStreamSource::ExtraData) {
public:
typedef base::Callback<void(const blink::WebMediaStreamSource& source)>
SourceStopCallback;
MediaStreamSourceExtraData(const StreamDeviceInfo& device_info,
const SourceStopCallback& stop_callback);
MediaStreamSourceExtraData();
virtual ~MediaStreamSourceExtraData();
// Return device information about the camera or microphone.
const StreamDeviceInfo& device_info() const {
return device_info_;
}
void SetVideoSource(webrtc::VideoSourceInterface* source) {
video_source_ = source;
source_observer_.reset(new MediaStreamSourceObserver(source, this));
}
void SetLocalAudioSource(webrtc::AudioSourceInterface* source) {
local_audio_source_ = source;
// TODO(perkj): Implement a local source observer for audio.
// See |source_observer_|.
}
void SetAudioCapturer(WebRtcAudioCapturer* capturer) {
DCHECK(!audio_capturer_);
audio_capturer_ = capturer;
}
WebRtcAudioCapturer* GetAudioCapturer() const {
// TODO(perkj): |audio_capturer_| can currently be reconfigured to use
// another microphone even after it has been created since only one
// capturer is supported. See issue crbug/262117.
// It would make more sense if a WebRtcAudioCapturer represent one and only
// one audio source.
if (audio_capturer_ &&
device_info_.session_id == audio_capturer_->session_id()) {
return audio_capturer_;
}
return NULL;
}
webrtc::VideoSourceInterface* video_source() { return video_source_.get(); }
webrtc::AudioSourceInterface* local_audio_source() {
return local_audio_source_.get();
}
void OnLocalSourceStop();
private:
StreamDeviceInfo device_info_;
scoped_refptr<webrtc::VideoSourceInterface> video_source_;
// This member holds an instance of webrtc::LocalAudioSource. This is used
// as a container for audio options.
// TODO(hclam): This should be merged with |audio_source_| such that it
// carries audio options.
scoped_refptr<webrtc::AudioSourceInterface> local_audio_source_;
scoped_ptr<MediaStreamSourceObserver> source_observer_;
scoped_refptr<WebRtcAudioCapturer> audio_capturer_;
SourceStopCallback stop_callback_;
DISALLOW_COPY_AND_ASSIGN(MediaStreamSourceExtraData);
};
} // namespace content
#endif // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_SOURCE_EXTRA_DATA_H_
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