| // Copyright 2014 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_BROWSER_MEDIA_CAPTURE_DEVICES_H_ |
| #define CONTENT_PUBLIC_BROWSER_MEDIA_CAPTURE_DEVICES_H_ |
| |
| #include "content/common/content_export.h" |
| #include "media/base/video_facing.h" |
| #include "third_party/blink/public/common/mediastream/media_stream_request.h" |
| |
| namespace content { |
| |
| // This is a singleton class, used to get Audio/Video devices, it must be |
| // called in UI thread. |
| class CONTENT_EXPORT MediaCaptureDevices { |
| public: |
| // Get signleton instance of MediaCaptureDevices. |
| static MediaCaptureDevices* GetInstance(); |
| |
| // Return all Audio/Video devices. |
| virtual const blink::MediaStreamDevices& GetAudioCaptureDevices() = 0; |
| virtual const blink::MediaStreamDevices& GetVideoCaptureDevices() = 0; |
| |
| virtual void AddVideoCaptureObserver( |
| media::VideoCaptureObserver* observer) = 0; |
| virtual void RemoveAllVideoCaptureObservers() = 0; |
| |
| private: |
| // This interface should only be implemented inside content. |
| friend class MediaCaptureDevicesImpl; |
| MediaCaptureDevices() {} |
| virtual ~MediaCaptureDevices() {} |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_MEDIA_CAPTURE_DEVICES_H_ |