xbmc/windowing/osx/VideoSyncOsx.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "guilib/DispResource.h"
  12 #include "threads/Event.h"
  13 #include "windowing/VideoSync.h"
  14
  15 class CVideoSyncOsx : public CVideoSync, IDispResource
  16 {
  17 public:
  18   CVideoSyncOsx(CVideoReferenceClock* clock) : CVideoSync(clock) {}
  19
  20   // CVideoSync interface
  21   bool Setup() override;
  22   void Run(CEvent& stopEvent) override;
  23   void Cleanup() override;
  24   float GetFps() override;
  25   void RefreshChanged() override;
  26
  27   // IDispResource interface
  28   void OnLostDisplay() override;
  29   void OnResetDisplay() override;
  30
  31   // used in the displaylink callback
  32   void VblankHandler(int64_t nowtime, uint32_t timebase);
  33
  34 private:
  35   virtual bool InitDisplayLink();
  36   virtual void DeinitDisplayLink();
  37
  38   int64_t m_LastVBlankTime =
  39       0; //timestamp of the last vblank, used for calculating how many vblanks happened
  40   volatile bool m_displayLost = false;
  41   volatile bool m_displayReset = false;
  42   CEvent m_lostEvent;
  43 };
  44