OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2011 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 "media/video/capture/video_capture_proxy.h" |
| 6 |
| 7 #include "base/bind.h" |
| 8 #include "base/location.h" |
| 9 #include "base/single_thread_task_runner.h" |
| 10 #include "media/base/video_frame.h" |
| 11 |
| 12 namespace { |
| 13 |
| 14 // Called on VC thread: extracts the state out of the VideoCapture, and |
| 15 // serialize it into a VideoCaptureState. |
| 16 media::VideoCaptureHandlerProxy::VideoCaptureState GetState( |
| 17 media::VideoCapture* capture) { |
| 18 media::VideoCaptureHandlerProxy::VideoCaptureState state; |
| 19 state.started = capture->CaptureStarted(); |
| 20 state.frame_rate = capture->CaptureFrameRate(); |
| 21 return state; |
| 22 } |
| 23 |
| 24 } // anonymous namespace |
| 25 |
| 26 namespace media { |
| 27 |
| 28 VideoCaptureHandlerProxy::VideoCaptureHandlerProxy( |
| 29 VideoCapture::EventHandler* proxied, |
| 30 const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner) |
| 31 : proxied_(proxied), |
| 32 main_task_runner_(main_task_runner) { |
| 33 } |
| 34 |
| 35 VideoCaptureHandlerProxy::~VideoCaptureHandlerProxy() { |
| 36 } |
| 37 |
| 38 void VideoCaptureHandlerProxy::OnStarted(VideoCapture* capture) { |
| 39 main_task_runner_->PostTask(FROM_HERE, base::Bind( |
| 40 &VideoCaptureHandlerProxy::OnStartedOnMainThread, |
| 41 base::Unretained(this), |
| 42 capture, |
| 43 GetState(capture))); |
| 44 } |
| 45 |
| 46 void VideoCaptureHandlerProxy::OnStopped(VideoCapture* capture) { |
| 47 main_task_runner_->PostTask(FROM_HERE, base::Bind( |
| 48 &VideoCaptureHandlerProxy::OnStoppedOnMainThread, |
| 49 base::Unretained(this), |
| 50 capture, |
| 51 GetState(capture))); |
| 52 } |
| 53 |
| 54 void VideoCaptureHandlerProxy::OnPaused(VideoCapture* capture) { |
| 55 main_task_runner_->PostTask(FROM_HERE, base::Bind( |
| 56 &VideoCaptureHandlerProxy::OnPausedOnMainThread, |
| 57 base::Unretained(this), |
| 58 capture, |
| 59 GetState(capture))); |
| 60 } |
| 61 |
| 62 void VideoCaptureHandlerProxy::OnError(VideoCapture* capture, int error_code) { |
| 63 main_task_runner_->PostTask(FROM_HERE, base::Bind( |
| 64 &VideoCaptureHandlerProxy::OnErrorOnMainThread, |
| 65 base::Unretained(this), |
| 66 capture, |
| 67 GetState(capture), |
| 68 error_code)); |
| 69 } |
| 70 |
| 71 void VideoCaptureHandlerProxy::OnRemoved(VideoCapture* capture) { |
| 72 main_task_runner_->PostTask(FROM_HERE, base::Bind( |
| 73 &VideoCaptureHandlerProxy::OnRemovedOnMainThread, |
| 74 base::Unretained(this), |
| 75 capture, |
| 76 GetState(capture))); |
| 77 } |
| 78 |
| 79 void VideoCaptureHandlerProxy::OnFrameReady( |
| 80 VideoCapture* capture, |
| 81 const scoped_refptr<VideoFrame>& frame) { |
| 82 main_task_runner_->PostTask( |
| 83 FROM_HERE, |
| 84 base::Bind(&VideoCaptureHandlerProxy::OnFrameReadyOnMainThread, |
| 85 base::Unretained(this), |
| 86 capture, |
| 87 GetState(capture), |
| 88 frame)); |
| 89 } |
| 90 |
| 91 void VideoCaptureHandlerProxy::OnStartedOnMainThread( |
| 92 VideoCapture* capture, |
| 93 const VideoCaptureState& state) { |
| 94 state_ = state; |
| 95 proxied_->OnStarted(capture); |
| 96 } |
| 97 |
| 98 void VideoCaptureHandlerProxy::OnStoppedOnMainThread( |
| 99 VideoCapture* capture, |
| 100 const VideoCaptureState& state) { |
| 101 state_ = state; |
| 102 proxied_->OnStopped(capture); |
| 103 } |
| 104 |
| 105 void VideoCaptureHandlerProxy::OnPausedOnMainThread( |
| 106 VideoCapture* capture, |
| 107 const VideoCaptureState& state) { |
| 108 state_ = state; |
| 109 proxied_->OnPaused(capture); |
| 110 } |
| 111 |
| 112 void VideoCaptureHandlerProxy::OnErrorOnMainThread( |
| 113 VideoCapture* capture, |
| 114 const VideoCaptureState& state, |
| 115 int error_code) { |
| 116 state_ = state; |
| 117 proxied_->OnError(capture, error_code); |
| 118 } |
| 119 |
| 120 void VideoCaptureHandlerProxy::OnRemovedOnMainThread( |
| 121 VideoCapture* capture, |
| 122 const VideoCaptureState& state) { |
| 123 state_ = state; |
| 124 proxied_->OnRemoved(capture); |
| 125 } |
| 126 |
| 127 void VideoCaptureHandlerProxy::OnFrameReadyOnMainThread( |
| 128 VideoCapture* capture, |
| 129 const VideoCaptureState& state, |
| 130 const scoped_refptr<VideoFrame>& frame) { |
| 131 state_ = state; |
| 132 proxied_->OnFrameReady(capture, frame); |
| 133 } |
| 134 |
| 135 } // namespace media |
OLD | NEW |