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 nullptr;
  41 }
  42
  43 scoped_ptr<webrtc::MouseCursorMonitor>
  44 BasicDesktopEnvironment::CreateMouseCursorMonitor() {
  45   return make_scoped_ptr(webrtc::MouseCursorMonitor::CreateForScreen(
  46       *desktop_capture_options_, webrtc::kFullDesktopScreenId));
  47 }
  48
  49 std::string BasicDesktopEnvironment::GetCapabilities() const {
  50   return std::string();
  51 }
  52
  53 void BasicDesktopEnvironment::SetCapabilities(const std::string& capabilities) {
  54 }
  55
  56 scoped_ptr<GnubbyAuthHandler> BasicDesktopEnvironment::CreateGnubbyAuthHandler(
  57     protocol::ClientStub* client_stub) {
  58   return nullptr;
  59 }
  60
  61 scoped_ptr<webrtc::DesktopCapturer>
  62 BasicDesktopEnvironment::CreateVideoCapturer() {
  63   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  64
  65   // The basic desktop environment does not use X DAMAGE, since it is
  66   // broken on many systems - see http://crbug.com/73423.
  67   return make_scoped_ptr(
  68       webrtc::ScreenCapturer::Create(*desktop_capture_options_));
  69 }
  70
  71 BasicDesktopEnvironment::BasicDesktopEnvironment(
  72     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  73     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  74     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  75     : caller_task_runner_(caller_task_runner),
  76       input_task_runner_(input_task_runner),
  77       ui_task_runner_(ui_task_runner),
  78       desktop_capture_options_(
  79           new webrtc::DesktopCaptureOptions(
  80               webrtc::DesktopCaptureOptions::CreateDefault())) {
  81   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  82 }
  83
  84 BasicDesktopEnvironmentFactory::BasicDesktopEnvironmentFactory(
  85     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  86     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  87     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  88     : caller_task_runner_(caller_task_runner),
  89       input_task_runner_(input_task_runner),
  90       ui_task_runner_(ui_task_runner) {
  91 }
  92
  93 BasicDesktopEnvironmentFactory::~BasicDesktopEnvironmentFactory() {
  94 }
  95
  96 bool BasicDesktopEnvironmentFactory::SupportsAudioCapture() const {
  97   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  98
  99   return AudioCapturer::IsSupported();
 100 }
 101
 102 }  // namespace remoting