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 00033 #include "oggdllstuff.h" 00034 00035 #include <libOOOgg/IOggPackSource.h> 00036 #include <libOOOgg/StampedOggPacket.h> 00037 //This holds the preliminary headers for a logical stream... then the output pins of the demux can give them to the codec at their leisure. 00038 //The demux will never present these headers again... seeking to the start of the file will seek to the start 00039 //of the data. ie the first page after the headers. 00040 00041 //More than likely though, you'll have to parse them yourself in the output pin(demuxer) if you want to be able to connect up the codec filter to 00042 //something like the directshow audio renderer... it won't connect unless it knows the sample rate etc... and it 00043 //can't be streamed this data without connecting the filter. 00044 00045 //If the codec needs them again... you have to sort it out from the output pin. The codec should remember ! 00046 00047 class OGG_DEMUX_API StreamHeaders 00048 : public IOggPackSource 00049 { 00050 public: 00051 StreamHeaders(void); 00052 virtual ~StreamHeaders(void); 00053 00054 enum eCodecType { 00055 NONE = 0, 00056 VORBIS = 1, 00057 SPEEX = 2, 00058 FLAC = 3, 00059 THEORA = 4, 00060 OGG_FLAC_1_0 = 5, 00061 CMML = 20, 00062 FFDSHOW_VIDEO = 100 00063 }; 00064 //IOggPacketSource 00065 virtual StampedOggPacket* getPacket(unsigned long inPacketNo); 00066 virtual unsigned long numPackets(); 00067 eCodecType mCodecType; 00068 00069 //Other 00070 bool addPacket(StampedOggPacket* inPacket); 00071 protected: 00072 vector<StampedOggPacket*> mPacketList; 00073 };