1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/MediaStreamTrack.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,67 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.7 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef MEDIASTREAMTRACK_H_
1.10 +#define MEDIASTREAMTRACK_H_
1.11 +
1.12 +#include "mozilla/DOMEventTargetHelper.h"
1.13 +#include "nsID.h"
1.14 +#include "StreamBuffer.h"
1.15 +
1.16 +namespace mozilla {
1.17 +
1.18 +class DOMMediaStream;
1.19 +
1.20 +namespace dom {
1.21 +
1.22 +class AudioStreamTrack;
1.23 +class VideoStreamTrack;
1.24 +
1.25 +/**
1.26 + * Class representing a track in a DOMMediaStream.
1.27 + */
1.28 +class MediaStreamTrack : public DOMEventTargetHelper {
1.29 +public:
1.30 + /**
1.31 + * aTrackID is the MediaStreamGraph track ID for the track in the
1.32 + * MediaStream owned by aStream.
1.33 + */
1.34 + MediaStreamTrack(DOMMediaStream* aStream, TrackID aTrackID);
1.35 + virtual ~MediaStreamTrack();
1.36 +
1.37 + NS_DECL_ISUPPORTS_INHERITED
1.38 + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(MediaStreamTrack,
1.39 + DOMEventTargetHelper)
1.40 +
1.41 + DOMMediaStream* GetParentObject() const { return mStream; }
1.42 + virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE = 0;
1.43 +
1.44 + DOMMediaStream* GetStream() const { return mStream; }
1.45 + TrackID GetTrackID() const { return mTrackID; }
1.46 + virtual AudioStreamTrack* AsAudioStreamTrack() { return nullptr; }
1.47 + virtual VideoStreamTrack* AsVideoStreamTrack() { return nullptr; }
1.48 +
1.49 + // WebIDL
1.50 + virtual void GetKind(nsAString& aKind) = 0;
1.51 + void GetId(nsAString& aID);
1.52 + void GetLabel(nsAString& aLabel) { aLabel.Truncate(); }
1.53 + bool Enabled() { return mEnabled; }
1.54 + void SetEnabled(bool aEnabled);
1.55 +
1.56 + // Notifications from the MediaStreamGraph
1.57 + void NotifyEnded() { mEnded = true; }
1.58 +
1.59 +protected:
1.60 + nsRefPtr<DOMMediaStream> mStream;
1.61 + TrackID mTrackID;
1.62 + nsID mID;
1.63 + bool mEnded;
1.64 + bool mEnabled;
1.65 +};
1.66 +
1.67 +}
1.68 +}
1.69 +
1.70 +#endif /* MEDIASTREAMTRACK_H_ */
