[Bug 26069] GThumb prints GIFS as black smudges

[vyruss]

Public bug report changed:
https://launchpad.net/malone/bugs/26069

Comment:
When running gthumb from the console and trying to print this png, I get
these two warnings:

vyruss at gremlin:~$ gthumb

(gthumb:21731): GnomePrintCupsPlugin-WARNING **: iconv does not support
ppd character encoding: ISOLatin1, trying CSISOLatin1

(gthumb:21731): GnomePrint-WARNING **: Could not create filter from
description 'frgba': filter 'frgba' is unknown