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/*
* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/desktop_capture/desktop_capture_options.h"
#include "modules/desktop_capture/desktop_capturer.h"
#include "modules/desktop_capture/win/window_capturer_win_gdi.h"
#if defined(RTC_ENABLE_WIN_WGC)
#include "modules/desktop_capture/blank_detector_desktop_capturer_wrapper.h"
#include "modules/desktop_capture/fallback_desktop_capturer_wrapper.h"
#include "modules/desktop_capture/win/wgc_capturer_win.h"
#include "rtc_base/win/windows_version.h"
#endif // defined(RTC_ENABLE_WIN_WGC)
namespace webrtc {
// static
std::unique_ptr<DesktopCapturer> DesktopCapturer::CreateRawWindowCapturer(
const DesktopCaptureOptions& options) {
std::unique_ptr<DesktopCapturer> capturer(
WindowCapturerWinGdi::CreateRawWindowCapturer(options));
#if defined(RTC_ENABLE_WIN_WGC)
if (options.allow_wgc_capturer_fallback() &&
rtc::rtc_win::GetVersion() >= rtc::rtc_win::Version::VERSION_WIN11) {
// BlankDectector capturer will send an error when it detects a failed
// GDI rendering, then Fallback capturer will try to capture it again with
// WGC.
capturer = std::make_unique<BlankDetectorDesktopCapturerWrapper>(
std::move(capturer), RgbaColor(0, 0, 0, 0),
/*check_per_capture*/ true);
capturer = std::make_unique<FallbackDesktopCapturerWrapper>(
std::move(capturer),
WgcCapturerWin::CreateRawWindowCapturer(
options, /*allow_delayed_capturable_check*/ true));
}
#endif // defined(RTC_ENABLE_WIN_WGC)
return capturer;
}
} // namespace webrtc