blob: 77174cc62054ec3a193c89cbc31a1ae543866cda (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
// 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_BROWSER_RENDERER_HOST_MEDIA_MEDIA_CAPTURE_DEVICES_H
#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_CAPTURE_DEVICES_H
#include "base/memory/singleton.h"
#include "content/public/browser/media_capture_devices.h"
namespace content {
class MediaCaptureDevicesImpl : public MediaCaptureDevices {
public:
static MediaCaptureDevicesImpl* GetInstance();
// Overriden from MediaCaptureDevices
const MediaStreamDevices& GetAudioCaptureDevices() override;
const MediaStreamDevices& GetVideoCaptureDevices() override;
// Called by MediaStreamManager to notify the change of media capture
// devices, these 2 methods are called in IO thread.
void OnAudioCaptureDevicesChanged(const MediaStreamDevices& devices);
void OnVideoCaptureDevicesChanged(const MediaStreamDevices& devices);
private:
friend struct DefaultSingletonTraits<MediaCaptureDevicesImpl>;
MediaCaptureDevicesImpl();
~MediaCaptureDevicesImpl() override;
void UpdateAudioDevicesOnUIThread(const content::MediaStreamDevices& devices);
void UpdateVideoDevicesOnUIThread(const content::MediaStreamDevices& devices);
// Flag to indicate if device enumeration has been done/doing.
// Only accessed on UI thread.
bool devices_enumerated_;
// A list of cached audio capture devices.
MediaStreamDevices audio_devices_;
// A list of cached video capture devices.
MediaStreamDevices video_devices_;
DISALLOW_COPY_AND_ASSIGN(MediaCaptureDevicesImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_CAPTURE_DEVICES_H
|
