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/*
* Copyright 2014 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Ericsson nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_MEDIASTREAM_MEDIA_STREAM_CENTER_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_MEDIASTREAM_MEDIA_STREAM_CENTER_H_
#include <memory>
#include "base/macros.h"
#include "base/memory/scoped_refptr.h"
#include "third_party/blink/public/platform/web_media_stream_track.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include "third_party/blink/renderer/platform/wtf/allocator.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
class AudioSourceProvider;
class MediaStreamComponent;
class MediaStreamDescriptor;
class MediaStreamSource;
class WebMediaStreamCenter;
class PLATFORM_EXPORT MediaStreamCenter {
USING_FAST_MALLOC(MediaStreamCenter);
public:
~MediaStreamCenter();
static MediaStreamCenter& Instance();
void DidCreateMediaStreamTrack(MediaStreamComponent*);
void DidCloneMediaStreamTrack(MediaStreamComponent* original,
MediaStreamComponent* clone);
void DidSetMediaStreamTrackEnabled(MediaStreamComponent*);
void DidSetContentHint(MediaStreamComponent*);
std::unique_ptr<AudioSourceProvider> CreateWebAudioSourceFromMediaStreamTrack(
MediaStreamComponent*);
void DidCreateMediaStreamAndTracks(MediaStreamDescriptor*);
void DidStopMediaStreamSource(MediaStreamSource*);
void GetSourceSettings(MediaStreamSource*, WebMediaStreamTrack::Settings&);
private:
MediaStreamCenter();
std::unique_ptr<WebMediaStreamCenter> private_;
DISALLOW_COPY_AND_ASSIGN(MediaStreamCenter);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_MEDIASTREAM_MEDIA_STREAM_CENTER_H_
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