remoting/host/basic_desktop_environment.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/host/basic_desktop_environment.h"
   6
   7 #include "base/bind.h"
   8 #include "base/logging.h"
   9 #include "base/single_thread_task_runner.h"
  10 #include "remoting/host/audio_capturer.h"
  11 #include "remoting/host/client_session_control.h"
  12 #include "remoting/host/gnubby_auth_handler.h"
  13 #include "remoting/host/input_injector.h"
  14 #include "remoting/host/screen_controls.h"
  15 #include "third_party/webrtc/modules/desktop_capture/desktop_capture_options.h"
  16 #include "third_party/webrtc/modules/desktop_capture/mouse_cursor_monitor.h"
  17 #include "third_party/webrtc/modules/desktop_capture/screen_capturer.h"
  18
  19 namespace remoting {
  20
  21 BasicDesktopEnvironment::~BasicDesktopEnvironment() {
  22   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  23 }
  24
  25 scoped_ptr<AudioCapturer> BasicDesktopEnvironment::CreateAudioCapturer() {
  26   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  27
  28   return AudioCapturer::Create();
  29 }
  30
  31 scoped_ptr<InputInjector> BasicDesktopEnvironment::CreateInputInjector() {
  32   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  33
  34   return InputInjector::Create(input_task_runner(), ui_task_runner());
  35 }
  36
  37 scoped_ptr<ScreenControls> BasicDesktopEnvironment::CreateScreenControls() {
  38   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  39
  40   return scoped_ptr<ScreenControls>();
  41 }
  42
  43 scoped_ptr<webrtc::MouseCursorMonitor>
  44 BasicDesktopEnvironment::CreateMouseCursorMonitor() {
  45   return scoped_ptr<webrtc::MouseCursorMonitor>(
  46       webrtc::MouseCursorMonitor::CreateForScreen(
  47           *desktop_capture_options_,
  48           webrtc::kFullDesktopScreenId));
  49 }
  50
  51 std::string BasicDesktopEnvironment::GetCapabilities() const {
  52   return std::string();
  53 }
  54
  55 void BasicDesktopEnvironment::SetCapabilities(const std::string& capabilities) {
  56 }
  57
  58 scoped_ptr<GnubbyAuthHandler> BasicDesktopEnvironment::CreateGnubbyAuthHandler(
  59     protocol::ClientStub* client_stub) {
  60   return scoped_ptr<GnubbyAuthHandler>();
  61 }
  62
  63 scoped_ptr<webrtc::DesktopCapturer>
  64 BasicDesktopEnvironment::CreateVideoCapturer() {
  65   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  66
  67   // The basic desktop environment does not use X DAMAGE, since it is
  68   // broken on many systems - see http://crbug.com/73423.
  69   return scoped_ptr<webrtc::DesktopCapturer>(
  70       webrtc::ScreenCapturer::Create(*desktop_capture_options_));
  71 }
  72
  73 BasicDesktopEnvironment::BasicDesktopEnvironment(
  74     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  75     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  76     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  77     : caller_task_runner_(caller_task_runner),
  78       input_task_runner_(input_task_runner),
  79       ui_task_runner_(ui_task_runner),
  80       desktop_capture_options_(
  81           new webrtc::DesktopCaptureOptions(
  82               webrtc::DesktopCaptureOptions::CreateDefault())) {
  83   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  84 }
  85
  86 BasicDesktopEnvironmentFactory::BasicDesktopEnvironmentFactory(
  87     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  88     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  89     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  90     : caller_task_runner_(caller_task_runner),
  91       input_task_runner_(input_task_runner),
  92       ui_task_runner_(ui_task_runner) {
  93 }
  94
  95 BasicDesktopEnvironmentFactory::~BasicDesktopEnvironmentFactory() {
  96 }
  97
  98 bool BasicDesktopEnvironmentFactory::SupportsAudioCapture() const {
  99   DCHECK(caller_task_runner_->BelongsToCurrentThread());
 100
 101   return AudioCapturer::IsSupported();
 102 }
 103
 104 }  // namespace remoting