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65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
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/*!
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***************************************************************************
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* \file
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* cabac.h
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*
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* \brief
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* Header file for entropy coding routines
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*
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* \author
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* Detlev Marpe \n
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* Copyright (C) 2000 HEINRICH HERTZ INSTITUTE All Rights Reserved.
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*
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* \date
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* 21. Oct 2000 (Changes by Tobias Oelbaum 28.08.2001)
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***************************************************************************
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*/
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#ifndef _CABAC_H_
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#define _CABAC_H_
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#include "global.h"
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typedef struct Run_Level
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{
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int level;
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int run;
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} RunLevel;
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extern MotionInfoContexts* create_contexts_MotionInfo(void);
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extern TextureInfoContexts* create_contexts_TextureInfo(void);
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extern void delete_contexts_MotionInfo(MotionInfoContexts *enco_ctx);
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extern void delete_contexts_TextureInfo(TextureInfoContexts *enco_ctx);
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extern void cabac_new_slice(Slice *currSlice);
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extern int readMB_typeInfo_CABAC(Macroblock *currMB, DecodingEnvironmentPtr dep_dp);
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extern int readB8_typeInfo_CABAC(Slice *currSlice, DecodingEnvironmentPtr dep_dp);
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extern int readIntraPredMode_CABAC(Slice *currSlice, DecodingEnvironmentPtr dep_dp);
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extern char readRefFrame_CABAC(Macroblock *currMB, DecodingEnvironmentPtr dep_dp, int list, int x, int y);
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extern char readRefFrame_CABAC0(Macroblock *currMB, DecodingEnvironmentPtr dep_dp, int list, int y);
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extern int readMVD_CABAC(Macroblock *currMB, DecodingEnvironmentPtr dep_dp, int k, int list, int x, int y);
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extern int readCBP_CABAC (Macroblock *currMB, DecodingEnvironmentPtr dep_dp);
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// readRunLevel_CABAC returns level and sets *run
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extern RunLevel readRunLevel_CABAC(Macroblock *currMB, DecodingEnvironmentPtr dep_dp, int context);
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extern short readDquant_CABAC(Slice *currSlice, DecodingEnvironmentPtr dep_dp);
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extern char readCIPredMode_CABAC (Macroblock *currMB, DecodingEnvironmentPtr dep_dp);
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extern int readMB_skip_flagInfo_CABAC (Macroblock *currMB, DecodingEnvironmentPtr dep_dp);
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extern Boolean readFieldModeInfo_CABAC (Macroblock *currMB, DecodingEnvironmentPtr dep_dp);
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extern Boolean readMB_transform_size_flag_CABAC(Macroblock *currMB, DecodingEnvironmentPtr dep_dp);
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extern void readIPCM_CABAC(Slice *currSlice, struct datapartition *dP);
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extern int cabac_startcode_follows(Slice *currSlice, int eos_bit);
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extern int check_next_mb_and_get_field_mode_CABAC(Slice *currSlice, DataPartition *act_dp);
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extern void CheckAvailabilityOfNeighborsCABAC(Macroblock *currMB);
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extern void set_read_and_store_CBP(Macroblock **currMB, int chroma_format_idc);
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#endif // _CABAC_H_
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