[XeTeX] graphics aspect ratio
Diederick C. Niehorster
dcnieho at gmail.com
Sat Feb 13 15:10:33 CET 2010
I found the thread:
Actually overstated the claim of what I did as well, just made the
script support a different output directory.
In the forum, it also had the tip to call gimp-console-2.4.exe instead
of gimp-2.4.exe, otherwsie the console window needs a keypress to be
On Sat, Feb 13, 2010 at 10:02 PM, Diederick C. Niehorster
<dcnieho at gmail.com> wrote:
> Hi Wybo, others,
> Follow up on the GIMP batch script I promised.
> This script was pretty cool, I used it to do high quality image
> converting from matlab without access to the image processing toolbox
> (note you could also use interp2, but that requires huge amounts of
> memory somehow...). This, together with scripting virtualdub, made it
> possible to do a lot of processing automatically, let me know if
> interested in exerpts from those scripts.
> GIMP is frustrating to work with, due to its "great" error reporting
> ("batch command: experienced an execution error." is all you ever
> get). It's been over two years now (I think), but I somehow managed to
> change a script I found somewhere for scaling a single image into this
> batch processor with separate input and output directories. I got some
> help on a forum somewhere, but fail to remember where. Let me try to
> google more later.
> Here's a stream of conciousness/memory, hope I'm not forgetting
> anything important.
> Anyway, the attached script does the job, the help header inside tells
> you how to invoke it from the command line. First, you have to put the
> script into GIMP's script folder (for me that was C:\Program
> Files\GIMP\share\gimp\2.0\scripts, I don't know if there is one in the
> user folders of windows as well, and dont know about other platforms.
> Once in there, gimp should be able to find it. From the command line,
> you can call any GIMP script, now this one as well. Note the calling
> syntax is nasty, you need some escaping for both the windows command
> line and the GIMP command interpreter if I remember correctly. Anyway,
> this should get you started. Last disclaimer, this script was
> developed with gimp 2.4 and also ran with 2.6, I havent needed it
> lately, so don't know how it does with the newest gimp version. Oh
> yeah, at that time, it wasn't possible to specify the scaling
> algorithm used (nearest neighbour, bicubic, etc), I don't know if that
> is possible by now. My trick was this: open gimp and go to the
> preferences/settings. Then set your default scaling algorythm to the
> one you want the script to use, apply, done!
> Note that using the script only requires one call on the command line,
> the batching happens inside the GIMP script. Also note that when you
> make the call, a new instance of gimp starts up, so it isn't fast the
> first time you run it, and it isn't really recommended for only a few
> Good luck :)
> On Sat, Feb 13, 2010 at 4:51 PM, Wybo Dekker <wybo at servalys.nl> wrote:
>> Diederick C. Niehorster wrote:
>>> GIMP is actually very handy for batch processing of hundreds of
>>> pictures, only it requires some understading of its LISP-like script
>>> language (hope I'm not misclassifying here). I (should) have a script
>>> that does batch scaling of a directory and can be called from the
>>> command line at home somewhere, let me see if I can find it tonight.
>> a good example helps a lot at the start, I'm very interested!
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