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      1 /*
      2  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #ifndef WEBRTC_MODULES_DESKTOP_CAPTURE_DESKTOP_FRAME_WIN_H_
     12 #define WEBRTC_MODULES_DESKTOP_CAPTURE_DESKTOP_FRAME_WIN_H_
     13 
     14 #include <windows.h>
     15 
     16 #include "webrtc/modules/desktop_capture/desktop_frame.h"
     17 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
     18 #include "webrtc/typedefs.h"
     19 
     20 namespace webrtc {
     21 
     22 // DesktopFrame implementation used by screen and window captures on Windows.
     23 // Frame data is stored in a GDI bitmap.
     24 class DesktopFrameWin : public DesktopFrame {
     25  public:
     26   virtual ~DesktopFrameWin();
     27   static DesktopFrameWin* Create(DesktopSize size,
     28                                  SharedMemory* shared_memory,
     29                                  HDC hdc);
     30 
     31   HBITMAP bitmap() { return bitmap_; }
     32 
     33  private:
     34   DesktopFrameWin(DesktopSize size,
     35                   int stride,
     36                   uint8_t* data,
     37                   SharedMemory* shared_memory,
     38                   HBITMAP bitmap);
     39 
     40   HBITMAP bitmap_;
     41   scoped_ptr<SharedMemory> owned_shared_memory_;
     42 
     43   DISALLOW_COPY_AND_ASSIGN(DesktopFrameWin);
     44 };
     45 
     46 }  // namespace webrtc
     47 
     48 #endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_DESKTOP_FRAME_WIN_H_
     49 
     50