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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "media/video/capture/linux/video_capture_device_chromeos.h" | 5 #include "media/video/capture/linux/video_capture_device_chromeos.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/message_loop/message_loop_proxy.h" | 9 #include "base/single_thread_task_runner.h" |
| 10 #include "base/thread_task_runner_handle.h" |
10 #include "ui/gfx/display.h" | 11 #include "ui/gfx/display.h" |
11 #include "ui/gfx/display_observer.h" | 12 #include "ui/gfx/display_observer.h" |
12 #include "ui/gfx/screen.h" | 13 #include "ui/gfx/screen.h" |
13 | 14 |
14 namespace media { | 15 namespace media { |
15 | 16 |
16 // This is a delegate class used to transfer Display change events from the UI | 17 // This is a delegate class used to transfer Display change events from the UI |
17 // thread to the media thread. | 18 // thread to the media thread. |
18 class VideoCaptureDeviceChromeOS::ScreenObserverDelegate | 19 class VideoCaptureDeviceChromeOS::ScreenObserverDelegate |
19 : public gfx::DisplayObserver, | 20 : public gfx::DisplayObserver, |
20 public base::RefCountedThreadSafe<ScreenObserverDelegate> { | 21 public base::RefCountedThreadSafe<ScreenObserverDelegate> { |
21 public: | 22 public: |
22 ScreenObserverDelegate( | 23 ScreenObserverDelegate( |
23 VideoCaptureDeviceChromeOS* capture_device, | 24 VideoCaptureDeviceChromeOS* capture_device, |
24 scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner) | 25 scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner) |
25 : capture_device_(capture_device), | 26 : capture_device_(capture_device), |
26 ui_task_runner_(ui_task_runner), | 27 ui_task_runner_(ui_task_runner), |
27 capture_task_runner_(base::MessageLoopProxy::current()) { | 28 capture_task_runner_(base::ThreadTaskRunnerHandle::Get()) { |
28 ui_task_runner_->PostTask( | 29 ui_task_runner_->PostTask( |
29 FROM_HERE, | 30 FROM_HERE, |
30 base::Bind(&ScreenObserverDelegate::AddObserverOnUIThread, this)); | 31 base::Bind(&ScreenObserverDelegate::AddObserverOnUIThread, this)); |
31 } | 32 } |
32 | 33 |
33 void RemoveObserver() { | 34 void RemoveObserver() { |
34 DCHECK(capture_task_runner_->BelongsToCurrentThread()); | 35 DCHECK(capture_task_runner_->BelongsToCurrentThread()); |
35 capture_device_ = NULL; | 36 capture_device_ = NULL; |
36 ui_task_runner_->PostTask( | 37 ui_task_runner_->PostTask( |
37 FROM_HERE, | 38 FROM_HERE, |
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105 screen_observer_delegate_->RemoveObserver(); | 106 screen_observer_delegate_->RemoveObserver(); |
106 } | 107 } |
107 | 108 |
108 void VideoCaptureDeviceChromeOS::SetDisplayRotation( | 109 void VideoCaptureDeviceChromeOS::SetDisplayRotation( |
109 const gfx::Display& display) { | 110 const gfx::Display& display) { |
110 if (display.IsInternal()) | 111 if (display.IsInternal()) |
111 SetRotation(display.rotation() * 90); | 112 SetRotation(display.rotation() * 90); |
112 } | 113 } |
113 | 114 |
114 } // namespace media | 115 } // namespace media |
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