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Re: making thumbnails



You could use convert to degrade the quality rather than size, so the page won't be moving about when loading.

Tim Kelley


On Tue, Apr 28, 2015 at 12:14 PM, Siard <shiems146@kpnplanet.nl> wrote:
Steve Greig wrote:
> I have about 60 large jpg files in a directory. They are almost all
> over 2MB in size. I want to put them on the internet but wanted to
> make a thumbnail version and a small version (about 75KB) of each one
> so the web page does not take too long to load. Normally I just open
> them in GIMP and modify them and save the smaller versions. Because
> there are 60 this is going to take quite a lot of time.
>
> Is there a utility available for Debian that could do them all.

You could install package gimp-plugin-registry.
Among many other things, it adds batch processing to GIMP.
Access it via Filters > Batch > Batch Process...
Under tab 'Resize' you can enter either scale factor or absolute size.


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