user_macro.h

用MPEG-4对YUV视频文件编码压缩成divx视频文件

#ifndef _USERMACRO_H_
#define _USERMACRO_H_
/* calculate PSNR value */
#define _DEBUG_PSNR

/* output encoding log file */
/*#define _LOGFILE*/

/* output constructed image */
#define _OUT_CONSTRUCT_IMAGE

/* profiling performance */
/*#define _PROFILING_*/

/* Trimedia platform compile macro */
//#define _TRIMEDIA

#ifdef _TRIMEDIA
#include <custom_defs.h>
#define __inline inline
#define abs(a) IABS(a)
/*#define min(x,y) (((x)<(y))?(x):(y))
#define max(x,y) (((x)>(y))?(x):(y))*/
#define min(x,y) IMIN(x,y)
#define max(x,y) IMAX(x,y)

#else
#define restrict
#define CYCLES() 0
#endif

/*#define SIGN(X) (((X)>0)?1:-1)*/
#define SIGN(X) ((((X)>0)<<1)-1)

/* 实现X/(2**N)运算 */ 
#define DIV(X,N) ((abs(X)>>N)*SIGN(X))

#endif