Library Version Macros

Useful to check and match library version in order to maintain backward compatibility. More...

Macros
#define	AV_VERSION_INT(a, b, c)   ((a)<<16 | (b)<<8 | (c))
#define	AV_VERSION_DOT(a, b, c)   a ##.## b ##.## c
#define	AV_VERSION(a, b, c)   AV_VERSION_DOT(a, b, c)
#define	AV_VERSION_MAJOR(a)   ((a) >> 16)
	Extract version components from the full AV_VERSION_INT int as returned by functions like avformat_version() and avcodec_version() More...
#define	AV_VERSION_MINOR(a)   (((a) & 0x00FF00) >> 8)
#define	AV_VERSION_MICRO(a)   ((a) & 0xFF)

Detailed Description

Useful to check and match library version in order to maintain backward compatibility.

Macro Definition Documentation

AV_VERSION_INT

#define AV_VERSION_INT	(		a,
			b,
			c
	)		((a)<<16 | (b)<<8 | (c))

Definition at line 35 of file version.h.

AV_VERSION_DOT

#define AV_VERSION_DOT	(		a,
			b,
			c
	)		a ##.## b ##.## c

Definition at line 36 of file version.h.

AV_VERSION

#define AV_VERSION	(		a,
			b,
			c
	)		AV_VERSION_DOT(a, b, c)

Definition at line 37 of file version.h.

AV_VERSION_MAJOR

#define AV_VERSION_MAJOR

(

a

)

((a) >> 16)

Extract version components from the full AV_VERSION_INT int as returned by functions like avformat_version() and avcodec_version()

Definition at line 43 of file version.h.

AV_VERSION_MINOR

#define AV_VERSION_MINOR

(

a

)

(((a) & 0x00FF00) >> 8)

Definition at line 44 of file version.h.

AV_VERSION_MICRO

#define AV_VERSION_MICRO

(

a

)

((a) & 0xFF)

Definition at line 45 of file version.h.