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 <libOOOgg/IOggCallback.h> 00033 #include <libOOOgg/IStampedOggPacketSink.h> 00034 #include <libOOOgg/OggPage.h> 00035 00036 //Debug only 00037 #include <fstream> 00038 using namespace std; 00039 // 00040 00041 //TODO::: Loose mode controls 00042 class LIBOOOGG_API OggPacketiser 00043 : public IOggCallback 00044 { 00045 public: 00046 //Constants 00047 enum ePacketiserState { 00048 PKRSTATE_OK, 00049 PKRSTATE_AWAITING_CONTINUATION, 00050 PKRSTATE_INVALID_STREAM 00051 }; 00052 00053 //Constructors 00054 OggPacketiser(void); 00055 OggPacketiser(IStampedOggPacketSink* inPacketSink); 00056 virtual ~OggPacketiser(void); 00057 00059 virtual bool acceptOggPage(OggPage* inOggPage); 00060 00062 void setPacketSink(IStampedOggPacketSink* inPacketSink); 00063 00065 IStampedOggPacketSink* packetSink(); 00066 00068 void setNumIgnorePackets(unsigned long inNumIgnorePackets); 00069 00071 unsigned long numIgnorePackets(); 00072 00074 bool reset(); 00075 00076 protected: 00077 IStampedOggPacketSink* mPacketSink; 00078 StampedOggPacket* mPendingPacket; 00079 00080 virtual bool dispatchStampedOggPacket(StampedOggPacket* inPacket); 00081 00082 bool mLooseMode; 00083 unsigned long mNumIgnorePackets; 00084 LOOG_INT64 mPrevGranPos; 00085 LOOG_INT64 mCurrentGranPos; 00086 bool processPage(OggPage* inOggPage, bool inIncludeFirst, bool inIncludeLast); 00087 ePacketiserState mPacketiserState; 00088 00089 //fstream debugLog; 00090 private: 00091 OggPacketiser& operator=(const OggPacketiser& other); /* Don't assign me */ 00092 OggPacketiser(const OggPacketiser& other); /* Don't copy me */ 00093 };