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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 #ifndef WEBRTC_TEST_FRAME_GENERATOR_CAPTURER_H_
     11 #define WEBRTC_TEST_FRAME_GENERATOR_CAPTURER_H_
     12 
     13 #include <string>
     14 
     15 #include "webrtc/base/criticalsection.h"
     16 #include "webrtc/base/platform_thread.h"
     17 #include "webrtc/base/scoped_ptr.h"
     18 #include "webrtc/test/video_capturer.h"
     19 #include "webrtc/typedefs.h"
     20 
     21 namespace webrtc {
     22 
     23 class CriticalSectionWrapper;
     24 class EventTimerWrapper;
     25 
     26 namespace test {
     27 
     28 class FrameGenerator;
     29 
     30 class FrameGeneratorCapturer : public VideoCapturer {
     31  public:
     32   static FrameGeneratorCapturer* Create(VideoCaptureInput* input,
     33                                         size_t width,
     34                                         size_t height,
     35                                         int target_fps,
     36                                         Clock* clock);
     37 
     38   static FrameGeneratorCapturer* CreateFromYuvFile(VideoCaptureInput* input,
     39                                                    const std::string& file_name,
     40                                                    size_t width,
     41                                                    size_t height,
     42                                                    int target_fps,
     43                                                    Clock* clock);
     44   virtual ~FrameGeneratorCapturer();
     45 
     46   void Start() override;
     47   void Stop() override;
     48   void ForceFrame();
     49 
     50   int64_t first_frame_capture_time() const { return first_frame_capture_time_; }
     51 
     52   FrameGeneratorCapturer(Clock* clock,
     53                          VideoCaptureInput* input,
     54                          FrameGenerator* frame_generator,
     55                          int target_fps);
     56   bool Init();
     57 
     58  private:
     59   void InsertFrame();
     60   static bool Run(void* obj);
     61 
     62   Clock* const clock_;
     63   bool sending_;
     64 
     65   rtc::scoped_ptr<EventTimerWrapper> tick_;
     66   rtc::CriticalSection lock_;
     67   rtc::PlatformThread thread_;
     68   rtc::scoped_ptr<FrameGenerator> frame_generator_;
     69 
     70   int target_fps_;
     71 
     72   int64_t first_frame_capture_time_;
     73 };
     74 }  // test
     75 }  // webrtc
     76 
     77 #endif  // WEBRTC_TEST_FRAME_GENERATOR_CAPTURER_H_
     78