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_FAKE_DESKTOP_CAPTURER_H_ 6 #define REMOTING_HOST_FAKE_DESKTOP_CAPTURER_H_ 7 8 #include "base/callback.h" 9 #include "base/memory/scoped_ptr.h" 10 #include "media/base/media_export.h" 11 #include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h" 12 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h" 13 #include "third_party/webrtc/modules/desktop_capture/screen_capture_frame_queue.h" 14 15 namespace remoting { 16 17 // A FakeDesktopCapturer generates artificial image for testing purpose. 18 // 19 // FakeDesktopCapturer is double-buffered as required by DesktopCapturer. 20 class FakeDesktopCapturer : public webrtc::DesktopCapturer { 21 public: 22 // By default FakeDesktopCapturer generates frames of size kWidth x kHeight, 23 // but custom frame generator set using set_frame_generator() may generate 24 // frames of different size. 25 static const int kWidth = 800; 26 static const int kHeight = 600; 27 28 typedef base::Callback<scoped_ptr<webrtc::DesktopFrame>( 29 webrtc::DesktopCapturer::Callback* callback)> FrameGenerator; 30 31 FakeDesktopCapturer(); 32 virtual ~FakeDesktopCapturer(); 33 34 void set_frame_generator(const FrameGenerator& frame_generator); 35 36 // webrtc::DesktopCapturer interface. 37 virtual void Start(Callback* callback) OVERRIDE; 38 virtual void Capture(const webrtc::DesktopRegion& rect) OVERRIDE; 39 40 private: 41 FrameGenerator frame_generator_; 42 43 Callback* callback_; 44 45 DISALLOW_COPY_AND_ASSIGN(FakeDesktopCapturer); 46 }; 47 48 } // namespace remoting 49 50 #endif // REMOTING_HOST_FAKE_DESKTOP_CAPTURER_H_ 51
