src/remoting/client/frame_consumer_proxy.cc

   1 // Copyright (c) 2012 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 "remoting/client/frame_consumer_proxy.h"
   6
   7 #include "base/bind.h"
   8 #include "base/location.h"
   9 #include "base/single_thread_task_runner.h"
  10 #include "third_party/webrtc/modules/desktop_capture/desktop_frame.h"
  11 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
  12 #include "third_party/webrtc/modules/desktop_capture/desktop_region.h"
  13
  14 namespace remoting {
  15
  16 FrameConsumerProxy::FrameConsumerProxy(
  17     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
  18     const base::WeakPtr<FrameConsumer>& frame_consumer)
  19     : frame_consumer_(frame_consumer),
  20       task_runner_(task_runner) {
  21   pixel_format_ = frame_consumer_->GetPixelFormat();
  22 }
  23
  24 void FrameConsumerProxy::ApplyBuffer(const webrtc::DesktopSize& view_size,
  25                                      const webrtc::DesktopRect& clip_area,
  26                                      webrtc::DesktopFrame* buffer,
  27                                      const webrtc::DesktopRegion& region) {
  28   if (!task_runner_->BelongsToCurrentThread()) {
  29     task_runner_->PostTask(FROM_HERE, base::Bind(
  30         &FrameConsumerProxy::ApplyBuffer, this,
  31         view_size, clip_area, buffer, region));
  32     return;
  33   }
  34
  35   if (frame_consumer_.get())
  36     frame_consumer_->ApplyBuffer(view_size, clip_area, buffer, region);
  37 }
  38
  39 void FrameConsumerProxy::ReturnBuffer(webrtc::DesktopFrame* buffer) {
  40   if (!task_runner_->BelongsToCurrentThread()) {
  41     task_runner_->PostTask(FROM_HERE, base::Bind(
  42         &FrameConsumerProxy::ReturnBuffer, this, buffer));
  43     return;
  44   }
  45
  46   if (frame_consumer_.get())
  47     frame_consumer_->ReturnBuffer(buffer);
  48 }
  49
  50 void FrameConsumerProxy::SetSourceSize(
  51     const webrtc::DesktopSize& source_size,
  52     const webrtc::DesktopVector& source_dpi) {
  53   if (!task_runner_->BelongsToCurrentThread()) {
  54     task_runner_->PostTask(FROM_HERE, base::Bind(
  55         &FrameConsumerProxy::SetSourceSize, this, source_size, source_dpi));
  56     return;
  57   }
  58
  59   if (frame_consumer_.get())
  60     frame_consumer_->SetSourceSize(source_size, source_dpi);
  61 }
  62
  63 FrameConsumer::PixelFormat FrameConsumerProxy::GetPixelFormat() {
  64   return pixel_format_;
  65 }
  66
  67 FrameConsumerProxy::~FrameConsumerProxy() {
  68 }
  69
  70 }  // namespace remoting