1 /* Webcamoid, webcam capture application. 2 * Copyright (C) 2018 Gonzalo Exequiel Pedone 3 * 4 * Webcamoid is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation, either version 3 of the License, or 7 * (at your option) any later version. 8 * 9 * Webcamoid is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with Webcamoid. If not, see <http://www.gnu.org/licenses/>. 16 * 17 * Web-Site: http://webcamoid.github.io/ 18 */ 19 20 #ifndef REFERENCECLOCK_H 21 #define REFERENCECLOCK_H 22 23 #include <strmif.h> 24 25 #include "cunknown.h" 26 27 #define TIME_BASE 1.0e7 28 29 namespace AkVCam 30 { 31 class ReferenceClockPrivate; 32 33 class ReferenceClock: 34 public IReferenceClock, 35 public CUnknown 36 { 37 public: 38 ReferenceClock(); 39 virtual ~ReferenceClock(); 40 41 DECLARE_IUNKNOWN(IID_IReferenceClock) 42 43 HRESULT STDMETHODCALLTYPE GetTime(REFERENCE_TIME *pTime); 44 HRESULT STDMETHODCALLTYPE AdviseTime(REFERENCE_TIME baseTime, 45 REFERENCE_TIME streamTime, 46 HEVENT hEvent, 47 DWORD_PTR *pdwAdviseCookie); 48 HRESULT STDMETHODCALLTYPE AdvisePeriodic(REFERENCE_TIME startTime, 49 REFERENCE_TIME periodTime, 50 HSEMAPHORE hSemaphore, 51 DWORD_PTR *pdwAdviseCookie); 52 HRESULT STDMETHODCALLTYPE Unadvise(DWORD_PTR dwAdviseCookie); 53 54 private: 55 ReferenceClockPrivate *d; 56 }; 57 } 58 59 #endif // REFERENCECLOCK_H 60