Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 59 insertions, 0 deletions

diff --git a/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc b/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc
new file mode 100644
index 0000000000..e91764360f
--- /dev/null
+++ b/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc
@@ -0,0 +1,59 @@
+/*
+ *  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 <memory>
+#include <utility>
+
+#include "modules/desktop_capture/blank_detector_desktop_capturer_wrapper.h"
+#include "modules/desktop_capture/desktop_capture_options.h"
+#include "modules/desktop_capture/desktop_capturer.h"
+#include "modules/desktop_capture/fallback_desktop_capturer_wrapper.h"
+#include "modules/desktop_capture/rgba_color.h"
+#include "modules/desktop_capture/win/screen_capturer_win_directx.h"
+#include "modules/desktop_capture/win/screen_capturer_win_gdi.h"
+
+namespace webrtc {
+
+namespace {
+
+std::unique_ptr<DesktopCapturer> CreateScreenCapturerWinDirectx(
+    const DesktopCaptureOptions& options) {
+  std::unique_ptr<DesktopCapturer> capturer(
+      new ScreenCapturerWinDirectx(options));
+  capturer.reset(new BlankDetectorDesktopCapturerWrapper(
+      std::move(capturer), RgbaColor(0, 0, 0, 0)));
+  return capturer;
+}
+
+}  // namespace
+
+// static
+std::unique_ptr<DesktopCapturer> DesktopCapturer::CreateRawScreenCapturer(
+    const DesktopCaptureOptions& options) {
+  // Default capturer if no options are enabled is GDI.
+  std::unique_ptr<DesktopCapturer> capturer(new ScreenCapturerWinGdi(options));
+
+  // If DirectX is enabled use it as main capturer with GDI as fallback.
+  if (options.allow_directx_capturer()) {
+    // `dxgi_duplicator_controller` should be alive in this scope to ensure it
+    // won't unload DxgiDuplicatorController.
+    auto dxgi_duplicator_controller = DxgiDuplicatorController::Instance();
+    if (ScreenCapturerWinDirectx::IsSupported()) {
+      capturer.reset(new FallbackDesktopCapturerWrapper(
+          CreateScreenCapturerWinDirectx(options), std::move(capturer)));
+      return capturer;
+    }
+  }
+
+  // Use GDI as default capturer without any fallback solution.
+  return capturer;
+}
+
+}  // namespace webrtc