Index: webrtc/modules/desktop_capture/win/dxgi_context.h |
diff --git a/webrtc/modules/desktop_capture/win/dxgi_context.h b/webrtc/modules/desktop_capture/win/dxgi_context.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..323ea7cad32a1627a6f5998daf342acde988bfcc |
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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_CONTEXT_H_ |
+#define WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_CONTEXT_H_ |
+ |
+#include <vector> |
+#include "webrtc/modules/desktop_capture/desktop_region.h" |
+ |
+namespace webrtc { |
+ |
+// A DxgiOutputContext stores the status of a single DxgiFrame of |
+// DxgiOutputDuplicator. |
+struct DxgiOutputContext final { |
+ // The updated region DxgiOutputDuplicator::DetectUpdatedRegion() output |
+ // during last Duplicate() function call. It's always relative to the (0, 0). |
+ DesktopRegion updated_region; |
+}; |
+ |
+// A DxgiAdapterContext stores the status of a single DxgiFrame of |
+// DxgiAdapterDuplicator. |
+struct DxgiAdapterContext final { |
+ DxgiAdapterContext(); |
+ DxgiAdapterContext(const DxgiAdapterContext& other); |
+ ~DxgiAdapterContext(); |
+ |
+ // Child DxgiOutputContext belongs to this AdapterContext. |
+ std::vector<DxgiOutputContext> contexts; |
+}; |
+ |
+// A DxgiFrameContext stores the status of a single DxgiFrame of |
+// DxgiDuplicatorController. |
+struct DxgiFrameContext final { |
+ public: |
+ DxgiFrameContext(); |
+ // Unregister this Context instance from DxgiDuplicatorController during |
+ // destructing. |
+ ~DxgiFrameContext(); |
+ |
+ // Reset current Context, so it will be reinitialized next time. |
+ void Reset(); |
+ |
+ // A Context will have an exactly same |controller_id| as |
+ // DxgiDuplicatorController, to ensure it has been correctly setted up after |
+ // each DxgiDuplicatorController::Initialize(). |
+ int controller_id = 0; |
+ |
+ // Child DxgiAdapterContext belongs to this DxgiFrameContext. |
+ std::vector<DxgiAdapterContext> contexts; |
+}; |
+ |
+} // namespace webrtc |
+ |
+#endif // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_CONTEXT_H_ |