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/*
* Copyright (C) 2011 Ericsson AB. All rights reserved.
* Copyright (C) 2012 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 MediaStreamDescriptor_h
#define MediaStreamDescriptor_h
#include "core/platform/mediastream/MediaStreamComponent.h"
#include "core/platform/mediastream/MediaStreamSource.h"
#include "wtf/RefCounted.h"
#include "wtf/Vector.h"
namespace WebCore {
class MediaStreamDescriptorClient {
public:
virtual ~MediaStreamDescriptorClient() { }
virtual void trackEnded() = 0;
virtual void streamEnded() = 0;
virtual void addRemoteTrack(MediaStreamComponent*) = 0;
virtual void removeRemoteTrack(MediaStreamComponent*) = 0;
};
class MediaStreamDescriptor : public RefCounted<MediaStreamDescriptor> {
public:
class ExtraData : public RefCounted<ExtraData> {
public:
virtual ~ExtraData() { }
};
static PassRefPtr<MediaStreamDescriptor> create(const MediaStreamSourceVector& audioSources, const MediaStreamSourceVector& videoSources);
static PassRefPtr<MediaStreamDescriptor> create(const String& id, const MediaStreamComponentVector& audioComponents, const MediaStreamComponentVector& videoComponents);
MediaStreamDescriptorClient* client() const { return m_client; }
void setClient(MediaStreamDescriptorClient* client) { m_client = client; }
String id() const { return m_id; }
unsigned numberOfAudioComponents() const { return m_audioComponents.size(); }
MediaStreamComponent* audioComponent(unsigned index) const { return m_audioComponents[index].get(); }
unsigned numberOfVideoComponents() const { return m_videoComponents.size(); }
MediaStreamComponent* videoComponent(unsigned index) const { return m_videoComponents[index].get(); }
void addComponent(PassRefPtr<MediaStreamComponent>);
void removeComponent(PassRefPtr<MediaStreamComponent>);
void addRemoteTrack(MediaStreamComponent*);
void removeRemoteTrack(MediaStreamComponent*);
bool ended() const { return m_ended; }
void setEnded() { m_ended = true; }
PassRefPtr<ExtraData> extraData() const { return m_extraData; }
void setExtraData(PassRefPtr<ExtraData> extraData) { m_extraData = extraData; }
private:
MediaStreamDescriptor(const String& id, const MediaStreamSourceVector& audioSources, const MediaStreamSourceVector& videoSources);
MediaStreamDescriptor(const String& id, const MediaStreamComponentVector& audioComponents, const MediaStreamComponentVector& videoComponents);
MediaStreamDescriptorClient* m_client;
String m_id;
Vector<RefPtr<MediaStreamComponent> > m_audioComponents;
Vector<RefPtr<MediaStreamComponent> > m_videoComponents;
bool m_ended;
RefPtr<ExtraData> m_extraData;
};
typedef Vector<RefPtr<MediaStreamDescriptor> > MediaStreamDescriptorVector;
} // namespace WebCore
#endif // MediaStreamDescriptor_h
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