oggdsf/src/lib/core/directshow/dsfOggDemux/TheoraStream.h

   1 //===========================================================================
   2 //Copyright (C) 2003, 2004 Zentaro Kavanagh
   3 //
   4 //Redistribution and use in source and binary forms, with or without
   5 //modification, are permitted provided that the following conditions
   6 //are met:
   7 //
   8 //- Redistributions of source code must retain the above copyright
   9 //  notice, this list of conditions and the following disclaimer.
  10 //
  11 //- Redistributions in binary form must reproduce the above copyright
  12 //  notice, this list of conditions and the following disclaimer in the
  13 //  documentation and/or other materials provided with the distribution.
  14 //
  15 //- Neither the name of Zentaro Kavanagh nor the names of contributors
  16 //  may be used to endorse or promote products derived from this software
  17 //  without specific prior written permission.
  18 //
  19 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20 //``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21 //LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  22 //PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ORGANISATION OR
  23 //CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  24 //EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  25 //PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  26 //PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  27 //LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  28 //NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  29 //SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30 //===========================================================================
  31 #pragma once
  32
  33 #include "oggdllstuff.h"
  34 //#include "FLACMath.h"
  35 #include <libOOOgg/OggPage.h>
  36 #include <libOOOgg/OggPacket.h>
  37
  38 class OggStream;
  39 class TheoraStream
  40         :       public OggStream
  41 {
  42 public:
  43         TheoraStream(OggPage* inOggPage, OggDemuxSourceFilter* inOwningFilter, bool inAllowSeek);
  44         virtual ~TheoraStream(void);
  45
  46         virtual bool InitCodec(StampedOggPacket* inOggPacket);
  47
  48         virtual BYTE* getFormatBlock() ;
  49         virtual unsigned long getFormatBlockSize();
  50         virtual GUID getFormatGUID();
  51         virtual GUID getSubtypeGUID();
  52         virtual wstring getPinName();
  53         virtual bool createFormatBlock();
  54         virtual GUID getMajorTypeGUID();
  55         virtual LONGLONG getCurrentPos();
  56
  57         virtual unsigned long getNumBuffers();
  58         virtual unsigned long getBufferSize();
  59
  60
  61         virtual void setLastEndGranPos(__int64 inPos);
  62 protected:
  63         static const unsigned long THEORA_NUM_BUFFERS = 50;
  64         static const unsigned long THEORA_BUFFER_SIZE = 1024*512;
  65
  66         sTheoraFormatBlock* mTheoraFormatBlock;
  67 };