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jamey.hick |
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/*!
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************************************************************************
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* \file vlc.h
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*
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* \brief
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* header for (CA)VLC coding functions
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*
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* \author
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* Karsten Suehring
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*
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************************************************************************
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*/
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#ifndef _VLC_H_
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#define _VLC_H_
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int se_v (char *tracestring, Bitstream *bitstream);
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int ue_v (char *tracestring, Bitstream *bitstream);
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Boolean u_1 (char *tracestring, Bitstream *bitstream);
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int u_v (int LenInBits, char *tracestring, Bitstream *bitstream);
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// UVLC mapping
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void linfo_ue(int len, int info, int *value1, int *dummy);
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void linfo_se(int len, int info, int *value1, int *dummy);
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void linfo_cbp_intra(int len,int info,int *cbp, int *dummy);
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void linfo_cbp_inter(int len,int info,int *cbp, int *dummy);
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void linfo_levrun_inter(int len,int info,int *level,int *irun);
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void linfo_levrun_c2x2(int len,int info,int *level,int *irun);
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int readSyntaxElement_VLC (SyntaxElement *sym, Bitstream *currStream);
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int readSyntaxElement_UVLC(SyntaxElement *sym, struct img_par *img, struct datapartition *dp);
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int readSyntaxElement_Intra4x4PredictionMode(SyntaxElement *sym, struct img_par *img, struct datapartition *dp);
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int GetVLCSymbol (byte buffer[],int totbitoffset,int *info, int bytecount);
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int GetVLCSymbol_IntraMode (byte buffer[],int totbitoffset,int *info, int bytecount);
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int readSyntaxElement_FLC(SyntaxElement *sym, Bitstream *currStream);
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int readSyntaxElement_NumCoeffTrailingOnes(SyntaxElement *sym, DataPartition *dP,
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char *type);
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int readSyntaxElement_NumCoeffTrailingOnesChromaDC(SyntaxElement *sym, DataPartition *dP);
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int readSyntaxElement_Level_VLC0(SyntaxElement *sym, struct datapartition *dP);
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int readSyntaxElement_Level_VLCN(SyntaxElement *sym, int vlc, struct datapartition *dP);
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int readSyntaxElement_TotalZeros(SyntaxElement *sym, DataPartition *dP);
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int readSyntaxElement_TotalZerosChromaDC(SyntaxElement *sym, DataPartition *dP);
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int readSyntaxElement_Run(SyntaxElement *sym, DataPartition *dP);
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int GetBits (byte buffer[],int totbitoffset,int *info, int bytecount,
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int numbits);
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int ShowBits (byte buffer[],int totbitoffset,int bytecount, int numbits);
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int more_rbsp_data (byte buffer[],int totbitoffset,int bytecount);
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#endif
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