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/input_injector.h"
  13 #include "remoting/host/screen_controls.h"
  14 #include "third_party/webrtc/modules/desktop_capture/screen_capturer.h"
  15
  16 namespace remoting {
  17
  18 BasicDesktopEnvironment::~BasicDesktopEnvironment() {
  19   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  20 }
  21
  22 scoped_ptr<AudioCapturer> BasicDesktopEnvironment::CreateAudioCapturer() {
  23   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  24
  25   return AudioCapturer::Create();
  26 }
  27
  28 scoped_ptr<InputInjector> BasicDesktopEnvironment::CreateInputInjector() {
  29   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  30
  31   return InputInjector::Create(input_task_runner(), ui_task_runner());
  32 }
  33
  34 scoped_ptr<ScreenControls> BasicDesktopEnvironment::CreateScreenControls() {
  35   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  36
  37   return scoped_ptr<ScreenControls>();
  38 }
  39
  40 std::string BasicDesktopEnvironment::GetCapabilities() const {
  41   return std::string();
  42 }
  43
  44 void BasicDesktopEnvironment::SetCapabilities(const std::string& capabilities) {
  45 }
  46
  47 scoped_ptr<webrtc::ScreenCapturer>
  48 BasicDesktopEnvironment::CreateVideoCapturer() {
  49   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  50
  51   // The basic desktop environment does not use X DAMAGE, since it is
  52   // broken on many systems - see http://crbug.com/73423.
  53   return scoped_ptr<webrtc::ScreenCapturer>(webrtc::ScreenCapturer::Create());
  54 }
  55
  56 BasicDesktopEnvironment::BasicDesktopEnvironment(
  57     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  58     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  59     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  60     : caller_task_runner_(caller_task_runner),
  61       input_task_runner_(input_task_runner),
  62       ui_task_runner_(ui_task_runner) {
  63   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  64 }
  65
  66 BasicDesktopEnvironmentFactory::BasicDesktopEnvironmentFactory(
  67     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  68     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  69     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  70     : caller_task_runner_(caller_task_runner),
  71       input_task_runner_(input_task_runner),
  72       ui_task_runner_(ui_task_runner) {
  73 }
  74
  75 BasicDesktopEnvironmentFactory::~BasicDesktopEnvironmentFactory() {
  76 }
  77
  78 bool BasicDesktopEnvironmentFactory::SupportsAudioCapture() const {
  79   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  80
  81   return AudioCapturer::IsSupported();
  82 }
  83
  84 }  // namespace remoting