[WebRTC] A real ScreenCapturer test

webrtc/modules/desktop_capture/win/dxgi_adapter_duplicator.h

 /*
  *  Copyright (c) 2016 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_ADAPTER_DUPLICATOR_H_
 #define WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_ADAPTER_DUPLICATOR_H_
 
 #include <wrl/client.h>
 
 #include <vector>
 
-#include "webrtc/modules/desktop_capture/desktop_frame.h"
 #include "webrtc/modules/desktop_capture/desktop_geometry.h"
 #include "webrtc/modules/desktop_capture/desktop_region.h"
+#include "webrtc/modules/desktop_capture/shared_desktop_frame.h"
 #include "webrtc/modules/desktop_capture/win/d3d_device.h"
 #include "webrtc/modules/desktop_capture/win/dxgi_output_duplicator.h"
 
 namespace webrtc {
 
 // A container of DxgiOutputDuplicators to duplicate monitors attached to a
 // single video card.
 class DxgiAdapterDuplicator {
  public:
   struct Context {
     // Child DxgiOutputDuplicator::Context belongs to this
     // DxgiAdapterDuplicator::Context.
     std::vector<DxgiOutputDuplicator::Context> contexts;
   };
 
   // Creates an instance of DxgiAdapterDuplicator from a D3dDevice. Only
   // DxgiDuplicatorController can create an instance.
   explicit DxgiAdapterDuplicator(const D3dDevice& device);
 
   // Move constructor, to make it possible to store instances of
   // DxgiAdapterDuplicator in std::vector<>.
   DxgiAdapterDuplicator(DxgiAdapterDuplicator&& other);
 
   // Initializes the DxgiAdapterDuplicator from a D3dDevice.
   bool Initialize();
 
-  // Sequential calls Duplicate function of all the DxgiOutputDuplicators owned
-  // by this instance.
-  bool Duplicate(Context* context,
-                 const DesktopFrame* last_frame,
-                 DesktopFrame* target);
+  // Sequentially calls Duplicate function of all the DxgiOutputDuplicators
+  // owned by this instance, and writes into |target|.
+  bool Duplicate(Context* context, SharedDesktopFrame* target);
 
-  // Captures one monitor and writes into target. |monitor_id| should be between
-  // [0, screen_count()).
+  // Captures one monitor and writes into |target|. |monitor_id| should be
+  // between [0, screen_count()).
   bool DuplicateMonitor(Context* context,
                         int monitor_id,
-                        const DesktopFrame* last_frame,
-                        DesktopFrame* target);
+                        SharedDesktopFrame* target);
 
   // Returns desktop rect covered by this DxgiAdapterDuplicator.
   DesktopRect desktop_rect() const { return desktop_rect_; }
 
   // Returns the size of one screen owned by this DxgiAdapterDuplicator. |id|
   // should be between [0, screen_count()).
   DesktopRect ScreenRect(int id) const;
 
   // Returns the count of screens owned by this DxgiAdapterDuplicator. These
   // screens can be retrieved by an interger in the range of
@@ skipping 10 matching lines @@
   void Unregister(const Context* const context);
 
   const D3dDevice device_;
   std::vector<DxgiOutputDuplicator> duplicators_;
   DesktopRect desktop_rect_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_DXGI_ADAPTER_DUPLICATOR_H_