blob: b4ab9fd05b0fcf0912ab9cf1f38743c13e8b31b9 [file] [log] [blame]
// 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/basic_desktop_environment.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/single_thread_task_runner.h"
#include "build/build_config.h"
#include "remoting/host/audio_capturer.h"
#include "remoting/host/client_session_control.h"
#include "remoting/host/desktop_capturer_proxy.h"
#include "remoting/host/file_proxy_wrapper.h"
#include "remoting/host/input_injector.h"
#include "remoting/host/mouse_cursor_monitor_proxy.h"
#include "remoting/host/screen_controls.h"
#include "remoting/protocol/capability_names.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capture_options.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
#include "third_party/webrtc/modules/desktop_capture/mouse_cursor_monitor.h"
#if defined(OS_WIN)
#include "remoting/host/win/evaluate_d3d.h"
#endif
#if defined(USE_X11)
#include "remoting/host/linux/x11_util.h"
#endif
namespace remoting {
BasicDesktopEnvironment::~BasicDesktopEnvironment() {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
}
std::unique_ptr<AudioCapturer> BasicDesktopEnvironment::CreateAudioCapturer() {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
return AudioCapturer::Create();
}
std::unique_ptr<InputInjector> BasicDesktopEnvironment::CreateInputInjector() {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
return InputInjector::Create(input_task_runner(), ui_task_runner(),
system_input_injector_factory());
}
std::unique_ptr<ScreenControls>
BasicDesktopEnvironment::CreateScreenControls() {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
return nullptr;
}
std::unique_ptr<webrtc::MouseCursorMonitor>
BasicDesktopEnvironment::CreateMouseCursorMonitor() {
return std::make_unique<MouseCursorMonitorProxy>(video_capture_task_runner_,
desktop_capture_options());
}
std::unique_ptr<FileProxyWrapper>
BasicDesktopEnvironment::CreateFileProxyWrapper() {
return FileProxyWrapper::Create();
}
std::string BasicDesktopEnvironment::GetCapabilities() const {
return std::string();
}
void BasicDesktopEnvironment::SetCapabilities(const std::string& capabilities) {
}
uint32_t BasicDesktopEnvironment::GetDesktopSessionId() const {
return UINT32_MAX;
}
std::unique_ptr<webrtc::DesktopCapturer>
BasicDesktopEnvironment::CreateVideoCapturer() {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
std::unique_ptr<DesktopCapturerProxy> result(
new DesktopCapturerProxy(video_capture_task_runner_));
result->CreateCapturer(desktop_capture_options());
return std::move(result);
}
BasicDesktopEnvironment::BasicDesktopEnvironment(
scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> video_capture_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
ui::SystemInputInjectorFactory* system_input_injector_factory,
const DesktopEnvironmentOptions& options)
: caller_task_runner_(caller_task_runner),
video_capture_task_runner_(video_capture_task_runner),
input_task_runner_(input_task_runner),
ui_task_runner_(ui_task_runner),
system_input_injector_factory_(system_input_injector_factory),
options_(options) {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
#if defined(USE_X11)
IgnoreXServerGrabs(desktop_capture_options().x_display()->display(), true);
#elif defined(OS_WIN)
// The options passed to this instance are determined by a process running in
// Session 0. Access to DirectX functions in Session 0 is limited so the
// results are not guaranteed to be accurate in the desktop context. Due to
// this problem, we need to requery the following method to make sure we are
// still safe to use D3D APIs. Only overwrite the value if it isn't safe to
// use D3D APIs as we don't want to re-enable this setting if it was disabled
// via an experiment or client flag.
if (!IsD3DAvailable())
options_.desktop_capture_options()->set_allow_directx_capturer(false);
#endif
}
BasicDesktopEnvironmentFactory::BasicDesktopEnvironmentFactory(
scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> video_capture_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
ui::SystemInputInjectorFactory* system_input_injector_factory)
: caller_task_runner_(caller_task_runner),
video_capture_task_runner_(video_capture_task_runner),
input_task_runner_(input_task_runner),
ui_task_runner_(ui_task_runner),
system_input_injector_factory_(system_input_injector_factory) {}
BasicDesktopEnvironmentFactory::~BasicDesktopEnvironmentFactory() = default;
bool BasicDesktopEnvironmentFactory::SupportsAudioCapture() const {
DCHECK(caller_task_runner_->BelongsToCurrentThread());
return AudioCapturer::IsSupported();
}
} // namespace remoting