00001 //=========================================================================== 00002 //Copyright (C) 2003, 2004 Zentaro Kavanagh 00003 // 00004 //Redistribution and use in source and binary forms, with or without 00005 //modification, are permitted provided that the following conditions 00006 //are met: 00007 // 00008 //- Redistributions of source code must retain the above copyright 00009 // notice, this list of conditions and the following disclaimer. 00010 // 00011 //- Redistributions in binary form must reproduce the above copyright 00012 // notice, this list of conditions and the following disclaimer in the 00013 // documentation and/or other materials provided with the distribution. 00014 // 00015 //- Neither the name of Zentaro Kavanagh nor the names of contributors 00016 // may be used to endorse or promote products derived from this software 00017 // without specific prior written permission. 00018 // 00019 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00020 //``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00021 //LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 00022 //PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ORGANISATION OR 00023 //CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00024 //EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00025 //PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00026 //PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00027 //LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00028 //NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00029 //SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00030 //=========================================================================== 00031 00032 #include "stdafx.h" 00033 #include "abstractVideodecodefilter.h" 00034 00035 AbstractVideoDecodeFilter::AbstractVideoDecodeFilter(TCHAR* inFilterName, REFCLSID inFilterGUID, unsigned short inVideoFormat ) 00036 : CBaseFilter(inFilterName, NULL,m_pLock, inFilterGUID), 00037 mVideoFormat(inVideoFormat) 00038 { 00039 //debugLog.open("G:\\logs\\avdFitler.log", ios_base::out); 00040 m_pLock = new CCritSec; //Deleted in destructor 00041 00042 } 00043 00044 AbstractVideoDecodeFilter::~AbstractVideoDecodeFilter(void) 00045 { 00046 //debugLog.close(); 00047 delete m_pLock; 00048 DestroyPins(); 00049 } 00050 00051 void AbstractVideoDecodeFilter::DestroyPins() { 00052 delete mOutputPin; 00053 delete mInputPin; 00054 } 00055 00056 STDMETHODIMP AbstractVideoDecodeFilter::NonDelegatingQueryInterface(REFIID riid, void **ppv) { 00057 00058 return CBaseFilter::NonDelegatingQueryInterface(riid, ppv); 00059 } 00060 00061 CBasePin* AbstractVideoDecodeFilter::GetPin(int inPinNo) { 00062 //FIX::: Errors here 00063 if (inPinNo < 0 ) { 00064 return NULL; 00065 } else if (inPinNo == 0) { 00066 return mInputPin; 00067 } else if (inPinNo == 1) { 00068 return mOutputPin; 00069 } 00070 } 00071 00072 STDMETHODIMP AbstractVideoDecodeFilter::Stop() { 00073 CAutoLock locLock(m_pLock); 00074 //debugLog<<"**** STOP ****"<<endl; 00075 mInputPin->ResetFrameCount(); 00076 return CBaseFilter::Stop(); 00077 } 00078 00079 STDMETHODIMP AbstractVideoDecodeFilter::Pause() { 00080 CAutoLock locLock(m_pLock); 00081 //debugLog<<"**** PAUSE ****"<<endl; 00082 return CBaseFilter::Pause(); 00083 } 00084 00085 STDMETHODIMP AbstractVideoDecodeFilter::Run(REFERENCE_TIME tStart) { 00086 CAutoLock locLock(m_pLock); 00087 //debugLog<<"**** RUN ****"<<endl; 00088 return CBaseFilter::Run(tStart); 00089 } 00090 int AbstractVideoDecodeFilter::GetPinCount(void) { 00091 //TO DO::: Move this somewhere better 00092 const long NUM_PINS = 2; 00093 return NUM_PINS; 00094 } 00095