流媒体/Mpeg4/MP4

开发平台：

Visual C++

quant_mpeg4.h：源码内容

							#ifndef _QUANT_MPEG4_H_
#define _QUANT_MPEG4_H_
#include "../portab.h"
// intra
typedef void (quant_intraFunc)(int16_t * coeff,
				const int16_t * data,
				const uint32_t quant,
				const uint32_t dcscalar);
typedef quant_intraFunc* quant_intraFuncPtr;	
extern quant_intraFuncPtr quant4_intra;
extern quant_intraFuncPtr dequant4_intra;
quant_intraFunc quant4_intra_c;
quant_intraFunc quant4_intra_mmx;
quant_intraFunc dequant4_intra_c;
quant_intraFunc dequant4_intra_mmx;
// inter_quant
typedef uint32_t (quant_interFunc)(int16_t *coeff,
				const int16_t *data,
				const uint32_t quant);
typedef quant_interFunc* quant_interFuncPtr;	
extern quant_interFuncPtr quant4_inter;
quant_interFunc quant4_inter_c;
quant_interFunc quant4_inter_mmx;
//inter_dequant
typedef void (dequant_interFunc)(int16_t *coeff,
				const int16_t *data,
				const uint32_t quant);
typedef dequant_interFunc* dequant_interFuncPtr;	
extern dequant_interFuncPtr dequant4_inter;
dequant_interFunc dequant4_inter_c;
dequant_interFunc dequant4_inter_mmx;
#endif /* _QUANT_MPEG4_H_ */

						