quant_h263.h

基于Linux的ffmepg decoder

#ifndef _QUANT_H263_H_
#define _QUANT_H263_H_

#include "portab.h"
#include "ftmcp100.h"

/*****************************************************************************
 * Prototypes
 ****************************************************************************/

/* intra */
typedef void (quanth263_intraFunc) (int16_t * coeff,
				const int16_t * data,
				const uint32_t quant,
				const uint32_t dcscalar);

typedef quanth263_intraFunc *quanth263_intraFuncPtr;

extern quanth263_intraFuncPtr quant_intra;
extern quanth263_intraFuncPtr dequant_intra;

quanth263_intraFunc quant_intra_c;
quanth263_intraFunc quant_intra_mmx;
quanth263_intraFunc quant_intra_sse2;
quanth263_intraFunc quant_intra_ia64;

quanth263_intraFunc dequant_intra_c;
quanth263_intraFunc dequant_intra_mmx;
quanth263_intraFunc dequant_intra_xmm;
quanth263_intraFunc dequant_intra_sse2;
quanth263_intraFunc dequant_intra_ia64;

/* inter_quant */
typedef uint32_t(quanth263_interFunc) (int16_t * coeff,
				   const int16_t * data,
				   const uint32_t quant);

typedef quanth263_interFunc *quanth263_interFuncPtr;

extern quanth263_interFuncPtr quant_inter;

quanth263_interFunc quant_inter_c;
quanth263_interFunc quant_inter_mmx;
quanth263_interFunc quant_inter_sse2;
quanth263_interFunc quant_inter_ia64;

/*inter_dequant */
typedef void (dequanth263_interFunc) (int16_t * coeff,
					  const int16_t * data,
					  const uint32_t quant);

typedef dequanth263_interFunc *dequanth263_interFuncPtr;

extern dequanth263_interFuncPtr dequant_inter;

dequanth263_interFunc dequant_inter_c;
dequanth263_interFunc dequant_inter_mmx;
dequanth263_interFunc dequant_inter_xmm;
dequanth263_interFunc dequant_inter_sse2;
dequanth263_interFunc dequant_inter_ia64;

#endif /* _QUANT_H263_H_ */