OggMuxStream.h

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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 #pragma once
00033 
00034 
00035 #include <libOOOgg/OggPage.h>
00036 #include <libOOOgg/IOggCallback.h>
00037 #include <libOOOgg/INotifyArrival.h>
00038 #include <math.h>
00039 #include <deque>
00040 #include <fstream>
00041 
00042 
00043 using namespace std;
00044 
00045 
00046 class LIBOOOGG_API OggMuxStream
00047         :       public IOggCallback
00048 {
00049 public:
00050         OggMuxStream(INotifyArrival* inNotifier);
00051         virtual ~OggMuxStream(void);
00052         
00053         static const LOOG_INT64 INT64_MAX = 9223372036854775807LL;
00054 
00055         //IOggCallback implementaion.
00056         virtual bool acceptOggPage(OggPage* inOggPage);
00057 
00058         virtual bool pushFront(OggPage* inOggPage);
00059 
00060         virtual OggPage* popFront();
00061         virtual OggPage* peekFront();
00062 
00063         virtual unsigned long numAvail();
00064         
00065         virtual LOOG_INT64 frontTime();
00066         virtual LOOG_INT64 scaledFrontTime();
00067         
00068         virtual bool isEmpty();
00069         virtual bool isEOS();
00070         virtual bool isProcessable();
00071         virtual void setIsEOS(bool inIsEOS);
00072         virtual bool isActive();
00073         virtual void setIsActive(bool inIsActive);
00074 
00075         virtual bool setConversionParams(LOOG_INT64 inNumerator, LOOG_INT64 inDenominator, LOOG_INT64 inScaleFactor, LOOG_INT64 inTheoraLogKFI);
00076         virtual bool setConversionParams(LOOG_INT64 inNumerator, LOOG_INT64 inDenominator, LOOG_INT64 inScaleFactor);
00077         
00078         virtual void setNumHeaders(unsigned long inNumHeaders);
00079         virtual unsigned long numHeaders();
00080 
00081         virtual unsigned long packetsSent();
00082         virtual bool sentAllHeaders();
00083 
00084 
00085         LOOG_INT64 granuleNumerator();
00086         LOOG_INT64 granuleDenominator();
00087         
00088 protected:
00089         INotifyArrival* mNotifier;
00090         LOOG_INT64 convertTime(LOOG_INT64 inGranulePos);
00091 
00092         bool mIsEOS;
00093         bool mIsActive;
00094         bool mIsSensibleTime;
00095 
00096         LOOG_INT64 mConvNumerator;
00097         LOOG_INT64 mConvDenominator;
00098         LOOG_INT64 mConvScaleFactor;
00099         LOOG_INT64 mConvTheoraLogKeyFrameInterval;
00100 
00101         unsigned long mNumHeaders;
00102         unsigned long mPacketsSent;
00103 
00104         //fstream debugLog;
00105         deque<OggPage*> mPageQueue;
00106 private:
00107         OggMuxStream& operator=(const OggMuxStream& other);  /* Don't assign me */
00108         OggMuxStream(const OggMuxStream& other); /* Don't copy me */
00109 };

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