1 /* 2 * libjingle 3 * Copyright 2012 Google Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef TALK_MEDIA_BASE_FAKESCREENCAPTURERFACTORY_H_ 29 #define TALK_MEDIA_BASE_FAKESCREENCAPTURERFACTORY_H_ 30 31 #include "talk/media/base/fakevideocapturer.h" 32 #include "talk/media/base/videocapturerfactory.h" 33 34 namespace cricket { 35 36 class FakeScreenCapturerFactory 37 : public cricket::ScreenCapturerFactory, 38 public sigslot::has_slots<> { 39 public: FakeScreenCapturerFactory()40 FakeScreenCapturerFactory() 41 : window_capturer_(NULL), 42 capture_state_(cricket::CS_STOPPED) {} 43 Create(const ScreencastId & window)44 virtual cricket::VideoCapturer* Create(const ScreencastId& window) { 45 if (window_capturer_ != NULL) { 46 return NULL; 47 } 48 window_capturer_ = new cricket::FakeVideoCapturer; 49 window_capturer_->SignalDestroyed.connect( 50 this, 51 &FakeScreenCapturerFactory::OnWindowCapturerDestroyed); 52 window_capturer_->SignalStateChange.connect( 53 this, 54 &FakeScreenCapturerFactory::OnStateChange); 55 return window_capturer_; 56 } 57 window_capturer()58 cricket::FakeVideoCapturer* window_capturer() { return window_capturer_; } 59 capture_state()60 cricket::CaptureState capture_state() { return capture_state_; } 61 62 private: OnWindowCapturerDestroyed(cricket::FakeVideoCapturer * capturer)63 void OnWindowCapturerDestroyed(cricket::FakeVideoCapturer* capturer) { 64 if (capturer == window_capturer_) { 65 window_capturer_ = NULL; 66 } 67 } OnStateChange(cricket::VideoCapturer *,cricket::CaptureState state)68 void OnStateChange(cricket::VideoCapturer*, cricket::CaptureState state) { 69 capture_state_ = state; 70 } 71 72 cricket::FakeVideoCapturer* window_capturer_; 73 cricket::CaptureState capture_state_; 74 }; 75 76 } // namespace cricket 77 78 #endif // TALK_MEDIA_BASE_FAKESCREENCAPTURERFACTORY_H_ 79