sines1
Creates a spatial sine or square wave form
Usage
sines image
xsize
ysize
horfreq
verfreq
squares image
xsize
ysize
horfreq
verfreq
Overview
sines creates an one band unsigned char image of the a sine waveform in two dimensions. The sizes of the created image are xsize by ysize. The number of horizontal and vertical spatial frequencies are determined by the variables horfreq and verfreq respectively.
squares creates an one band unsigned cahr image by thresholding a sine waveform.
Releases
Unchanged in 4 releases since Debian 3.1 (Sarge).