TheoraEncodeOutputPin.cpp

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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 "theoraencodeoutputpin.h"
00034 
00035 TheoraEncodeOutputPin::TheoraEncodeOutputPin(TheoraEncodeFilter* inParentFilter,CCritSec* inFilterLock, vector<CMediaType*> inAcceptableMediaTypes)
00036         :       AbstractTransformOutputPin(inParentFilter, inFilterLock,NAME("TheoraEncodeOutputPin"), L"Theora Out", 1024*1024, 3, inAcceptableMediaTypes)
00037 {
00038 }
00039 
00040 TheoraEncodeOutputPin::~TheoraEncodeOutputPin(void)
00041 {
00042 }
00043 
00044 //bool TheoraEncodeOutputPin::FillFormatBuffer(BYTE* inFormatBuffer) {
00045 //      TheoraEncodeFilter* locParentFilter = (TheoraEncodeFilter*)mParentFilter;
00046 //      memcpy((void*)inFormatBuffer, (const void*) &(locParentFilter->mTheoraFormatBlock), sizeof(sTheoraFormatBlock));
00047 //      return true;
00048 //}
00049 //unsigned long TheoraEncodeOutputPin::FormatBufferSize() {
00050 //      return sizeof(sTheoraFormatBlock);
00051 //}
00052 
00053 HRESULT TheoraEncodeOutputPin::CreateAndFillFormatBuffer(CMediaType* outMediaType, int inPosition)
00054 {
00055         if (inPosition == 0) {
00056                 sTheoraFormatBlock* locTheoraFormat = (sTheoraFormatBlock*)outMediaType->AllocFormatBuffer(sizeof(sTheoraFormatBlock));
00057                 //TODO::: Check for null ?
00058 
00059                 memcpy((void*)locTheoraFormat, (const void*) &(((TheoraEncodeFilter*)mParentFilter)->mTheoraFormatBlock), sizeof(sTheoraFormatBlock));
00060                 return S_OK;
00061         } else {
00062         return S_FALSE;
00063         }
00064 }

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