winamp/Src/h264dec/ldecod/inc/parset.h

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2024-09-24 12:54:57 +00:00
/*!
**************************************************************************************
* \file
* parset.h
* \brief
* Picture and Sequence Parameter Sets, decoder operations
*
* \date 25 November 2002
* \author
* Main contributors (see contributors.h for copyright, address and affiliation details)
* - Stephan Wenger <stewe@cs.tu-berlin.de>
***************************************************************************************
*/
#ifndef _PARSET_H_
#define _PARSET_H_
#include "parsetcommon.h"
#include "nalucommon.h"
static const byte ZZ_SCAN[16] =
{ 0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15
};
static const byte ZZ_SCAN8[64] =
{ 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63
};
extern void Scaling_List(int *scalingList, int sizeOfScalingList, Boolean *UseDefaultScalingMatrix, Bitstream *s);
extern void InitVUI(seq_parameter_set_rbsp_t *sps);
extern int ReadVUI(DataPartition *p, seq_parameter_set_rbsp_t *sps);
extern int ReadHRDParameters(DataPartition *p, hrd_parameters_t *hrd);
extern void PPSConsistencyCheck (pic_parameter_set_rbsp_t *pps);
extern void SPSConsistencyCheck (seq_parameter_set_rbsp_t *sps);
extern void MakePPSavailable (VideoParameters *p_Vid, int id, pic_parameter_set_rbsp_t *pps);
extern void MakeSPSavailable (VideoParameters *p_Vid, int id, seq_parameter_set_rbsp_t *sps);
extern void ProcessSPS (VideoParameters *p_Vid, NALU_t *nalu);
extern void ProcessPPS (VideoParameters *p_Vid, NALU_t *nalu);
extern void UseParameterSet (Slice *currSlice, int PicParsetId);
extern void CleanUpPPS(VideoParameters *p_Vid);
extern void activate_sps (VideoParameters *p_Vid, seq_parameter_set_rbsp_t *sps);
extern void activate_pps (VideoParameters *p_Vid, pic_parameter_set_rbsp_t *pps);
#endif