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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "content/browser/renderer_host/media/in_process_video_capture_provider. h" | |
6 | |
7 #include "content/browser/renderer_host/media/in_process_buildable_video_capture _device.h" | |
8 | |
9 namespace content { | |
10 | |
11 InProcessVideoCaptureProvider::InProcessVideoCaptureProvider( | |
12 std::unique_ptr<media::VideoCaptureSystem> video_capture_system, | |
13 scoped_refptr<base::SingleThreadTaskRunner> device_task_runner) | |
14 : video_capture_system_(std::move(video_capture_system)), | |
15 device_task_runner_(std::move(device_task_runner)) {} | |
16 | |
17 InProcessVideoCaptureProvider::~InProcessVideoCaptureProvider() = default; | |
emircan
2017/04/10 20:48:12
This class is owned by VideoCaptureManager. Since
chfremer
2017/04/10 22:24:43
The threading model of this class has 3 aspects:
1
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18 | |
19 void InProcessVideoCaptureProvider::GetDeviceInfosAsync( | |
20 const base::Callback<void( | |
21 const std::vector<media::VideoCaptureDeviceInfo>&)>& result_callback) { | |
22 device_task_runner_->PostTask( | |
23 FROM_HERE, base::Bind(&media::VideoCaptureSystem::GetDeviceInfosAsync, | |
24 base::Unretained(video_capture_system_.get()), | |
emircan
2017/04/10 20:48:12
Add a comment why it is safe to use Unretained. AF
chfremer
2017/04/10 22:24:43
Done.
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25 result_callback)); | |
26 } | |
27 | |
28 std::unique_ptr<BuildableVideoCaptureDevice> | |
29 InProcessVideoCaptureProvider::CreateBuildableDevice( | |
30 const std::string& device_id, | |
31 MediaStreamType stream_type) { | |
32 return base::MakeUnique<InProcessBuildableVideoCaptureDevice>( | |
33 device_task_runner_, video_capture_system_.get()); | |
34 } | |
35 | |
36 } // namespace content | |
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