batch for transforming images

[Bruce Bales]

On Wednesday 17 September 2008 08:46:28 kokiperex at gmail.com wrote:
> > Date: Tue, 16 Sep 2008 22:00:43 -0500
> > From: Bruce Bales <bbales at cox.net>
> > Subject: Re: batch for transforming images
> > To: Kubuntu Help and User Discussions <kubuntu-users at lists.ubuntu.com>
> > Message-ID: <200809162200.43457.bbales at cox.net>
> > Content-Type: text/plain;  charset="iso-8859-1"
> >
> > On Monday 15 September 2008 12:21:03 Peter Klaassen wrote:
> >> Op Saturday 13 September 2008 21:00:06 schreef David Fletcher:
> >> > On Saturday 13 Sep 2008, Peter Klaassen wrote:
> >> > > Is thre a GUI or terminal programm that can resize
> >> > > all the imgaes in a dir to for instance 800 pixels width
> >>
> >> I found aut that digikam can handle these batches very well.
> >>
> >>
> >> --
> >> Peter
> >> Registered Linux user # 458207
> >
> > convert a bunch of pictures titled p8240???.jpg to 800x600 titled
> > pp8240???.jpg
> >
> > for i in p8140*; do convert -sample 800x600 "$i" p$i; done
> >
> > If you tell it "-sample 800"  without the "x600," it will keep the same
> > form factor.  You have to have imagemagick installed.
> > bruce
>
> I like this ones:
>
> mogrify -resize 800x600 *.jpg
> or
> mogrify -resize 800 *.jpg
> or
> mogrify -resize 50% *.jpg
>
> --
> Jorge

He said all the images in a dir.  To mogrify hundreds of images might take a 
while.  The script does them all at once.
bruce