Gentoo Archives: gentoo-user

From: Elias Probst <mail@×××××××××××.eu>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] diff command for images
Date: Sun, 27 Jan 2008 14:59:15
Message-Id: 200801271610.19000.mail@eliasprobst.eu
In Reply to: [gentoo-user] diff command for images by Erik
1 Am Sonntag, 27. Januar 2008 14:54:15 schrieb Erik:
2 > I need to find the difference between images (like the text-file diff
3 > command, but for RGBA images). I tried "compare A.png A.png
4 > difference.png". This should obviously produce some kind of blank image
5 > because A.png and A.png are the same file, but for some weird reason the
6 > produced difference.png has recognizable content! Is there a fix for
7 > that bug or any other image diff program that is sane?
8
9 The easiest way for doing this, is using GIMP.
10 - Use one layer for each image
11 - Use the 'Subtract' mode for displaying the second layer
12
13 Regards, Elias P.
14
15 --
16 A really nice number:
17 "09:F9:11:02:9D:74:E3:5B:D8:41:56:C5:63:56:88:C0"

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Replies

Subject Author
Re: [gentoo-user] diff command for images Erik <esigra@×××××.com>