Index: webrtc/modules/desktop_capture/win/dxgi_frame.h |
diff --git a/webrtc/modules/desktop_capture/win/dxgi_frame.h b/webrtc/modules/desktop_capture/win/dxgi_frame.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e31c5b8b36d1d450c03c1b1f54345fa392436f5b |
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+++ b/webrtc/modules/desktop_capture/win/dxgi_frame.h |
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+/* |
+ * Copyright (c) 2017 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. |
+ */ |
+ |
+#ifndef WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_FRAME_H_ |
+#define WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_FRAME_H_ |
+ |
+#include <memory> |
+#include <vector> |
+ |
+#include "webrtc/modules/desktop_capture/desktop_capturer.h" |
+#include "webrtc/modules/desktop_capture/desktop_capture_types.h" |
+#include "webrtc/modules/desktop_capture/desktop_geometry.h" |
+#include "webrtc/modules/desktop_capture/resolution_change_detector.h" |
+#include "webrtc/modules/desktop_capture/shared_desktop_frame.h" |
+#include "webrtc/modules/desktop_capture/shared_memory.h" |
+#include "webrtc/modules/desktop_capture/win/dxgi_context.h" |
+ |
+namespace webrtc { |
+ |
+class DxgiDuplicatorController; |
+ |
+// A pair of a SharedDesktopFrame and a DxgiDuplicatorController::Context for |
+// the client of DxgiDuplicatorController. |
+class DxgiFrame final { |
+ public: |
+ using Context = DxgiFrameContext; |
+ |
+ // DxgiFrame does not take ownership of |factory|, consumers should ensure it |
+ // outlives this instance. nullptr is acceptable. |
+ explicit DxgiFrame(SharedMemoryFactory* factory); |
+ ~DxgiFrame(); |
+ |
+ // Should not be called if Prepare() is not executed or returns false. |
+ SharedDesktopFrame* frame() const; |
+ |
+ private: |
+ // Allows DxgiDuplicatorController to access Prepare() and context() function |
+ // as well as Context class. |
+ friend class DxgiDuplicatorController; |
+ |
+ // Prepares current instance with desktop size and source id. |
+ bool Prepare(DesktopSize size, DesktopCapturer::SourceId source_id); |
+ |
+ // Should not be called if Prepare() is not executed or returns false. |
+ Context* context(); |
+ |
+ SharedMemoryFactory* const factory_; |
+ ResolutionChangeDetector resolution_change_detector_; |
+ DesktopCapturer::SourceId source_id_ = kFullDesktopScreenId; |
+ std::unique_ptr<SharedDesktopFrame> frame_; |
+ Context context_; |
+}; |
+ |
+} // namespace webrtc |
+ |
+#endif // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_FRAME_H_ |