mpgvid.h

代码有点长,需细心阅读,仅供影音视听类产品的开发人员参考

#ifndef __MPEGSTR_H
#define __MPEGSTR_H

#ifndef	EXTERN
#ifdef	GLOBAL_HERE
#define	EXTERN
#else
#define	EXTERN	extern
#endif
#endif

EXTERN const char *profile_str[]
#ifdef GLOBAL_HERE
	= {
	"reserved",
	"High",
	"Spatially scalable",
	"SNR scalable",
	"Main",
	"Simple",
	"reserved", "reserved"
}
#endif
       ;

/*
** see 13818-2 table 8-3: Level identification
*/
EXTERN const char *level_str[]
#ifdef GLOBAL_HERE
	= {
	"reserved", "reserved", "reserved", "reserved",
	"High",
	"reserved",
	"High 1440",
	"reserved",
	"Main",
	"reserved",
	"Low",
	"reserved",
	"reserved", "reserved", "reserved", "reserved"
}
#endif
       ;

/*
** see 13818-2 table 6-4: frame_rate_value
*/
EXTERN const char *frame_rate_code_str[]
#ifdef GLOBAL_HERE
	= {
	"forbidden",
	"24,000/1001(23.976..)",
	"24",
	"25",
	"30,000/1001(29.97..)",
	"30",
	"50",
	"60",
	"60,000/1001(59.94..)",
	"60",
	"reserved", "reserved", "reserved", "reserved", "reserved", "reserved"
}
#endif
       ;

/*
** see 13818-2 table 6-12: picture_coding_type
*/
EXTERN const char *picture_coding_type_str[]
#ifdef GLOBAL_HERE
	= {
	"forbidden-pic-code-type",
	"I-pic",
	"P-pic",
	"B-pic",
	"D-pic",
	"reserved",
	"reserved",
	"reserved"
}
#endif
       ;

/*
** see 13818-2 table 6-14: Meaning of picture_structure
*/
EXTERN const char *picture_structure_str[]
#ifdef GLOBAL_HERE
	= {
	"reserved",
	"top_field",
	"bottom_field",
	"frame_pic",
}
#endif
       ;

#endif/*__MPEGSTR_H*/