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 #pragma once 00032 #include "oggdllstuff.h" 00033 00034 #include <libOOOgg/OggPage.h> 00035 #include <libOOOgg/OggPacket.h> 00036 class OggStream; 00037 class FLACStream 00038 : public OggStream 00039 { 00040 public: 00041 FLACStream(OggPage* inOggPage, OggDemuxSourceFilter* inOwningFilter, bool inAllowSeek); 00042 virtual ~FLACStream(void); 00043 00044 //Implementing virtuals in OGgStream 00045 virtual bool InitCodec(StampedOggPacket* inOggPacket); 00046 00047 virtual BYTE* getFormatBlock() ; 00048 virtual unsigned long getFormatBlockSize(); 00049 virtual GUID getFormatGUID(); 00050 virtual GUID getSubtypeGUID(); 00051 virtual wstring getPinName(); 00052 virtual bool createFormatBlock(); 00053 virtual GUID getMajorTypeGUID(); 00054 virtual LONGLONG getCurrentPos(); 00055 00056 virtual unsigned long getNumBuffers(); 00057 virtual unsigned long getBufferSize(); 00058 00059 //Override from oggstream to handle dynamic number of headers. 00060 virtual bool FLACStream::processHeaderPacket(StampedOggPacket* inPacket); 00061 virtual bool deliverCodecHeaders(); 00062 00063 // virtual unsigned long numCodecHeaders(); 00064 00065 virtual void setLastEndGranPos(__int64 inPos); 00066 00067 protected: 00068 static const unsigned long FLAC_NUM_BUFFERS = 75; 00069 static const unsigned long FLAC_BUFFER_SIZE = 65536; //Possibly should be higher... could even be dynamicly checked from header 00070 //unsigned long mNumHeaderPackets; 00071 sFLACFormatBlock* mFLACFormatBlock; 00072 };