| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_SINK_H_ |
| #define CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_SINK_H_ |
| |
| #include "base/compiler_specific.h" |
| #include "content/common/content_export.h" |
| #include "third_party/WebKit/public/platform/WebMediaStreamSource.h" |
| #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h" |
| |
| namespace content { |
| |
| // MediaStreamSink is the base interface for MediaStreamAudioSink and |
| // MediaStreamVideoSink. It allows an implementation to receive notifications |
| // about state changes on a blink::WebMediaStreamSource object or such an |
| // object underlying a blink::WebMediaStreamTrack. |
| class CONTENT_EXPORT MediaStreamSink { |
| public: |
| virtual void OnReadyStateChanged( |
| blink::WebMediaStreamSource::ReadyState state) {} |
| virtual void OnEnabledChanged(bool enabled) {} |
| virtual void OnContentHintChanged( |
| blink::WebMediaStreamTrack::ContentHintType content_hint) {} |
| |
| protected: |
| virtual ~MediaStreamSink() {} |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_SINK_H_ |
