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mlib_VideoDownSample422(3MmediaLib Library Functmlib_VideoDownSample422(3MLIB)

NAME
       mlib_VideoDownSample422 - down sampling rate conversion in JFIF

SYNOPSIS
       cc [ flag... ] file... -lmlib [ library... ]
       #include <mlib.h>

       mlib_status mlib_VideoDownSample422(mlib_u8 *dst, const mlib_u8 *src,
	   mlib_s32 n);

DESCRIPTION
       The mlib_VideoDownSample422() function performs down sampling rate con‐
       version used in JPEG File Interchange Format (JFIF).

PARAMETERS
       The function takes the following arguments:

       dst    Pointer to destination row. dst must be 8-byte aligned.

       src    Pointer to source row. src must be 8-byte aligned.

       n      Length of source rows. n must be greater than 1.

RETURN VALUES
       The function returns MLIB_SUCCESS if successful. Otherwise  it  returns
       MLIB_FAILURE.

ATTRIBUTES
       See attributes(5) for descriptions of the following attributes:

       ┌─────────────────────────────┬─────────────────────────────┐
       │      ATTRIBUTE TYPE	     │	    ATTRIBUTE VALUE	   │
       ├─────────────────────────────┼─────────────────────────────┤
       │Interface Stability	     │Committed			   │
       ├─────────────────────────────┼─────────────────────────────┤
       │MT-Level		     │MT-Safe			   │
       └─────────────────────────────┴─────────────────────────────┘

SEE ALSO
       mlib_VideoDownSample420(3MLIB),	   mlib_VideoDownSample420_S16(3MLIB),
       mlib_VideoDownSample422_S16(3MLIB),	 mlib_VideoUpSample420(3MLIB),
       mlib_VideoUpSample420_Nearest(3MLIB),	   mlib_VideoUpSample420_Near‐
       est_S16(3MLIB),	 mlib_VideoUpSample420_S16(3MLIB),    mlib_VideoUpSam‐
       ple422(3MLIB),	 mlib_VideoUpSample422_S16(3MLIB),    mlib_VideoUpSam‐
       ple422_Nearest(3MLIB),	     mlib_VideoUpSample422_Nearest_S16(3MLIB),
       attributes(5)

SunOS 5.10			  2 Mar 2007	mlib_VideoDownSample422(3MLIB)

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