I need to find the difference between images (like the text-file diff
command, but for RGBA images). I tried compare A.png A.png
difference.png. This should obviously produce some kind of blank image
because A.png and A.png are the same file, but for some weird reason the
produced difference.png
Am Sonntag, 27. Januar 2008 14:54:15 schrieb Erik:
I need to find the difference between images (like the text-file diff
command, but for RGBA images). I tried compare A.png A.png
difference.png. This should obviously produce some kind of blank image
because A.png and A.png are the same file,
Elias Probst skrev:
Am Sonntag, 27. Januar 2008 14:54:15 schrieb Erik:
I need to find the difference between images (like the text-file diff
command, but for RGBA images). I tried compare A.png A.png
difference.png. This should obviously produce some kind of blank image
because A.png and
Am Sonntag, 27. Januar 2008 schrieb Erik:
I tried compare A.png A.png difference.png. This should obviously produce
some kind of blank image
because A.png and A.png are the same file, but for some weird reason the
produced difference.png has recognizable content!
Try compare -metric AE A.png
On Sun, Jan 27, 2008 at 02:54:15PM +0100, Penguin Lover Erik squawked:
I need to find the difference between images (like the text-file diff
command, but for RGBA images). I tried compare A.png A.png
difference.png. This should obviously produce some kind of blank image
because A.png and A.png
You could also try the pamarith comand of the netpbm package.
It has both -subtract and -difference
ralf
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