Preparations for Cast Host Extension

remoting/host/client_session.cc

 // Copyright (c) 2012 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.
 
 #include "remoting/host/client_session.h"
 
 #include <algorithm>
 
 #include "base/message_loop/message_loop_proxy.h"
 #include "remoting/base/capabilities.h"
@@ skipping 463 matching lines @@
 
 scoped_ptr<protocol::ClipboardStub> ClientSession::CreateClipboardProxy() {
   DCHECK(CalledOnValidThread());
 
   return scoped_ptr<protocol::ClipboardStub>(
       new protocol::ClipboardThreadProxy(
           client_clipboard_factory_.GetWeakPtr(),
           base::MessageLoopProxy::current()));
 }
 
+scoped_ptr<webrtc::ScreenCapturer> ClientSession::RequestScreenCapturer() {

[Sergey Ulanov, 2014/07/29 06:59:18]

After our discussion with Wez today, I don't think you will need this method, as
we decided to add ResetVideoPipeline() instead.

[aiguha, 2014/07/29 17:06:26]

Agreed.

+  // VideoScheduler must be stopped on one of these threads.
+  DCHECK(video_capture_task_runner_->BelongsToCurrentThread() ||
+         network_task_runner_->BelongsToCurrentThread());
+
+  if (!video_scheduler_.get()) {
+    LOG(ERROR) << "Video Scheduler was NULL, but shouldn't have been.";
+    return scoped_ptr<webrtc::ScreenCapturer>();
+  }
+
+  video_scheduler_->Stop();
+
+  return desktop_environment_->CreateVideoCapturer();
+}
+
 // TODO(sergeyu): Move this to SessionManager?
 // static
 scoped_ptr<VideoEncoder> ClientSession::CreateVideoEncoder(
     const protocol::SessionConfig& config) {
   const protocol::ChannelConfig& video_config = config.video_config();
 
   if (video_config.codec == protocol::ChannelConfig::CODEC_VP8) {
     return remoting::VideoEncoderVpx::CreateForVP8().PassAs<VideoEncoder>();
   } else if (video_config.codec == protocol::ChannelConfig::CODEC_VP9) {
     return remoting::VideoEncoderVpx::CreateForVP9().PassAs<VideoEncoder>();
@@ skipping 12 matching lines @@
     return scoped_ptr<AudioEncoder>(new AudioEncoderVerbatim());
   } else if (audio_config.codec == protocol::ChannelConfig::CODEC_OPUS) {
     return scoped_ptr<AudioEncoder>(new AudioEncoderOpus());
   }
 
   NOTREACHED();
   return scoped_ptr<AudioEncoder>();
 }
 
 }  // namespace remoting