/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this file,

 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef VIDEOSTREAMTRACK_H_

#define VIDEOSTREAMTRACK_H_

#include "MediaStreamTrack.h"

#include "DOMMediaStream.h"

namespace mozilla {

class MediaStreamVideoSink;

namespace dom {

class VideoStreamTrack : public MediaStreamTrack {

public:

  VideoStreamTrack(DOMMediaStream* aStream, TrackID aTrackID,

                   TrackID aInputTrackID,

                   MediaStreamTrackSource* aSource,

                   const MediaTrackConstraints& aConstraints = MediaTrackConstraints())

    : MediaStreamTrack(aStream, aTrackID, aInputTrackID, aSource, aConstraints) {}

  JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  VideoStreamTrack* AsVideoStreamTrack() override { return this; }

  const VideoStreamTrack* AsVideoStreamTrack() const override { return this; }

  void AddVideoOutput(MediaStreamVideoSink* aSink);

  void RemoveVideoOutput(MediaStreamVideoSink* aSink);

  // WebIDL

  void GetKind(nsAString& aKind) override { aKind.AssignLiteral("video"); }

  void GetLabel(nsAString& aLabel, CallerType aCallerType) override;

protected:

  already_AddRefed<MediaStreamTrack> CloneInternal(DOMMediaStream* aOwningStream,

                                                   TrackID aTrackID) override

  {

    return do_AddRef(new VideoStreamTrack(aOwningStream,

                                          aTrackID,

                                          mInputTrackID,

                                          mSource,

                                          mConstraints));

  }

};

} // namespace dom

} // namespace mozilla

#endif /* VIDEOSTREAMTRACK_H_ */