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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 "chromecast/renderer/media/video_pipeline_proxy.h" | 5 #include "chromecast/renderer/media/video_pipeline_proxy.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/callback_helpers.h" | 8 #include "base/callback_helpers.h" |
9 #include "base/memory/shared_memory.h" | 9 #include "base/memory/shared_memory.h" |
10 #include "base/message_loop/message_loop.h" | 10 #include "base/message_loop/message_loop.h" |
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180 status_cb_ = status_cb; | 180 status_cb_ = status_cb; |
181 } | 181 } |
182 | 182 |
183 void VideoPipelineProxyInternal::OnStateChanged( | 183 void VideoPipelineProxyInternal::OnStateChanged( |
184 ::media::PipelineStatus status) { | 184 ::media::PipelineStatus status) { |
185 DCHECK(thread_checker_.CalledOnValidThread()); | 185 DCHECK(thread_checker_.CalledOnValidThread()); |
186 DCHECK(!status_cb_.is_null()); | 186 DCHECK(!status_cb_.is_null()); |
187 base::ResetAndReturn(&status_cb_).Run(status); | 187 base::ResetAndReturn(&status_cb_).Run(status); |
188 } | 188 } |
189 | 189 |
190 | 190 // A macro runs current member function on |io_task_runner_| thread. |
191 // A macro runs current member function on |io_message_loop_proxy_| thread. | 191 #define FORWARD_ON_IO_THREAD(param_fn, ...) \ |
192 #define FORWARD_ON_IO_THREAD(param_fn, ...) \ | 192 io_task_runner_->PostTask( \ |
193 io_message_loop_proxy_->PostTask( \ | 193 FROM_HERE, base::Bind(&VideoPipelineProxyInternal::param_fn, \ |
194 FROM_HERE, \ | 194 base::Unretained(proxy_.get()), ##__VA_ARGS__)) |
195 base::Bind(&VideoPipelineProxyInternal::param_fn, \ | |
196 base::Unretained(proxy_.get()), ##__VA_ARGS__)) | |
197 | 195 |
198 VideoPipelineProxy::VideoPipelineProxy( | 196 VideoPipelineProxy::VideoPipelineProxy( |
199 scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy, | 197 scoped_refptr<base::SingleThreadTaskRunner> io_task_runner, |
200 scoped_refptr<MediaChannelProxy> media_channel_proxy) | 198 scoped_refptr<MediaChannelProxy> media_channel_proxy) |
201 : io_message_loop_proxy_(io_message_loop_proxy), | 199 : io_task_runner_(io_task_runner), |
202 proxy_(new VideoPipelineProxyInternal(media_channel_proxy)), | 200 proxy_(new VideoPipelineProxyInternal(media_channel_proxy)), |
203 video_streamer_(new AvStreamerProxy()), | 201 video_streamer_(new AvStreamerProxy()), |
204 weak_factory_(this) { | 202 weak_factory_(this) { |
205 DCHECK(io_message_loop_proxy_.get()); | 203 DCHECK(io_task_runner_.get()); |
206 weak_this_ = weak_factory_.GetWeakPtr(); | 204 weak_this_ = weak_factory_.GetWeakPtr(); |
207 thread_checker_.DetachFromThread(); | 205 thread_checker_.DetachFromThread(); |
208 } | 206 } |
209 | 207 |
210 VideoPipelineProxy::~VideoPipelineProxy() { | 208 VideoPipelineProxy::~VideoPipelineProxy() { |
211 DCHECK(thread_checker_.CalledOnValidThread()); | 209 DCHECK(thread_checker_.CalledOnValidThread()); |
212 // Release the underlying object on the right thread. | 210 // Release the underlying object on the right thread. |
213 io_message_loop_proxy_->PostTask( | 211 io_task_runner_->PostTask( |
214 FROM_HERE, | 212 FROM_HERE, |
215 base::Bind(&VideoPipelineProxyInternal::Release, base::Passed(&proxy_))); | 213 base::Bind(&VideoPipelineProxyInternal::Release, base::Passed(&proxy_))); |
216 } | 214 } |
217 | 215 |
218 void VideoPipelineProxy::SetClient( | 216 void VideoPipelineProxy::SetClient( |
219 const VideoPipelineClient& video_client) { | 217 const VideoPipelineClient& video_client) { |
220 DCHECK(thread_checker_.CalledOnValidThread()); | 218 DCHECK(thread_checker_.CalledOnValidThread()); |
221 base::Closure pipe_read_cb = | 219 base::Closure pipe_read_cb = |
222 ::media::BindToCurrentLoop( | 220 ::media::BindToCurrentLoop( |
223 base::Bind(&VideoPipelineProxy::OnPipeRead, weak_this_)); | 221 base::Bind(&VideoPipelineProxy::OnPipeRead, weak_this_)); |
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290 } | 288 } |
291 | 289 |
292 void VideoPipelineProxy::OnPipeRead() { | 290 void VideoPipelineProxy::OnPipeRead() { |
293 DCHECK(thread_checker_.CalledOnValidThread()); | 291 DCHECK(thread_checker_.CalledOnValidThread()); |
294 if (video_streamer_) | 292 if (video_streamer_) |
295 video_streamer_->OnFifoReadEvent(); | 293 video_streamer_->OnFifoReadEvent(); |
296 } | 294 } |
297 | 295 |
298 } // namespace media | 296 } // namespace media |
299 } // namespace chromecast | 297 } // namespace chromecast |
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