remoting/host/shaped_desktop_capturer.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef REMOTING_HOST_SHAPED_DESKTOP_CAPTURER_H_
   6 #define REMOTING_HOST_SHAPED_DESKTOP_CAPTURER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
  10
  11 namespace remoting {
  12
  13 class DesktopShapeTracker;
  14
  15 // Screen capturer that also captures desktop shape.
  16 class ShapedDesktopCapturer : public webrtc::DesktopCapturer,
  17                               public webrtc::DesktopCapturer::Callback {
  18  public:
  19   ShapedDesktopCapturer(scoped_ptr<webrtc::DesktopCapturer> screen_capturer,
  20                         scoped_ptr<DesktopShapeTracker> shape_tracker);
  21   virtual ~ShapedDesktopCapturer();
  22
  23   // webrtc::DesktopCapturer interface.
  24   virtual void Start(webrtc::DesktopCapturer::Callback* callback) OVERRIDE;
  25   virtual void Capture(const webrtc::DesktopRegion& region) OVERRIDE;
  26
  27  private:
  28   // webrtc::DesktopCapturer::Callback interface.
  29   virtual webrtc::SharedMemory* CreateSharedMemory(size_t size) OVERRIDE;
  30   virtual void OnCaptureCompleted(webrtc::DesktopFrame* frame) OVERRIDE;
  31
  32   scoped_ptr<webrtc::DesktopCapturer> desktop_capturer_;
  33   scoped_ptr<DesktopShapeTracker> shape_tracker_;
  34   webrtc::DesktopCapturer::Callback* callback_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(ShapedDesktopCapturer);
  37 };
  38
  39 }  // namespace remoting
  40
  41 #endif  // REMOTING_HOST_SHAPED_DESKTOP_CAPTURER_H_