imgfrdif - tpcclib 0.8.0 © 2023 by Turku PET Centre
Compute the pixel value difference between consecutive frames to get a rough
estimate on variance on each pixel.
Program writes an image containing sum of |frame[i+1]-frame[i]|.
Usage: imgfrdif [Options] imgfile difimgfile
Options:
-norm[alize]
Differences are divided by the average of frames,
|frame[i+1]+frame[i]|/2.
-h, --help
Display usage information on standard output and exit.
-v, --version
Display version and compile information on standard output and exit.
-d[n], --debug[=n], --verbose[=n]
Set the level (n) of debugging messages and listings.
-q, --quiet
Suppress displaying normal results on standard output.
-s, --silent
Suppress displaying anything except errors.
See also: imgpeak, imgmask, imgthrs, imgfrsmo, imgdelfr, imgledif, img2tif
Keywords: image, dynamics, noise, time, mask