Mask.c File Reference

Functions
VImage	VMask (VImage src, VImage dest, VImage mask)
VImage	VMaskRange (VImage src, VImage dest, VDouble xmin, VDouble xmax)
	pixels beyond the given grey value range [xmin,xmax] are set to zero.

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Detailed Description

Masking a raster image

Pixels that are not covered by a given mask are set to zero.

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Function Documentation

VImage VMask	(	VImage	src,
		VImage	dest,
		VImage	mask
	)

Parameters:

	src	input image (any repn)
	dest	output image (any repn)
	mask	mask image (bit repn)

VImage VMaskRange	(	VImage	src,
		VImage	dest,
		VDouble	xmin,
		VDouble	xmax
	)

pixels beyond the given grey value range [xmin,xmax] are set to zero.

Parameters:

	src	input image (any repn)
	dest	output image (any repn)
	xmin	min grey value
	xmax	max grey value