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Name

im_falsecolour - colour a mono image

Synopsis

#include <vips/vips.h>

int im_falsecolour(in, out)
IMAGE *in, *out;

Description

Turns a one-band unsigned char image into a three band unsigned char image. Changes in luminance in the one-band image become changes in hue in the three-band image. You may wish to modulate the luminance of the output image to increase visibility.

Return Value

0 on success and -1 on error.

See Also

im_disp2XYZ(3X) , etc.

Copyright


National Gallery

Author

J. Cupitt


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