1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
4  * You can obtain one at http://mozilla.org/MPL/2.0/. */
5 
6 #ifndef AUDIOSTREAMTRACK_H_
7 #define AUDIOSTREAMTRACK_H_
8 
9 #include "MediaStreamTrack.h"
10 #include "DOMMediaStream.h"
11 
12 namespace mozilla {
13 namespace dom {
14 
15 class AudioStreamTrack : public MediaStreamTrack {
16  public:
17   AudioStreamTrack(
18       DOMMediaStream* aStream, TrackID aTrackID, TrackID aInputTrackID,
19       MediaStreamTrackSource* aSource,
20       const MediaTrackConstraints& aConstraints = MediaTrackConstraints())
MediaStreamTrack(aStream,aTrackID,aInputTrackID,aSource,aConstraints)21       : MediaStreamTrack(aStream, aTrackID, aInputTrackID, aSource,
22                          aConstraints) {}
23 
24   JSObject* WrapObject(JSContext* aCx,
25                        JS::Handle<JSObject*> aGivenProto) override;
26 
AsAudioStreamTrack()27   AudioStreamTrack* AsAudioStreamTrack() override { return this; }
28 
AsAudioStreamTrack()29   const AudioStreamTrack* AsAudioStreamTrack() const override { return this; }
30 
31   // WebIDL
GetKind(nsAString & aKind)32   void GetKind(nsAString& aKind) override { aKind.AssignLiteral("audio"); }
33 
34   void GetLabel(nsAString& aLabel, CallerType aCallerType) override;
35 
36  protected:
CloneInternal(DOMMediaStream * aOwningStream,TrackID aTrackID)37   already_AddRefed<MediaStreamTrack> CloneInternal(
38       DOMMediaStream* aOwningStream, TrackID aTrackID) override {
39     return do_AddRef(new AudioStreamTrack(
40         aOwningStream, aTrackID, mInputTrackID, mSource, mConstraints));
41   }
42 };
43 
44 }  // namespace dom
45 }  // namespace mozilla
46 
47 #endif /* AUDIOSTREAMTRACK_H_ */
48