How to rename a long list of photo filenames?

[Darrin Chandler]

Kevin Brown wrote:

> Deepak Saxena wrote:
>
>> On Nov 08 2005, at 18:25, Josef Lowder was caught saying:
>>
>>> Also, I'd like to be able to globally make thumbnails of each photo 
>>> with the same name but with an added letter "t" preceding the .jpg 
>>
>>
>>
>> Install imagemagick.
>>
>> Thumbnails:
>>
>> for file in `ls *.jpg`
>> do
>>     thumbfile=`echo $file | sed s/.jpg/t.jpg`
>>     convert --resize 320x240 $file $thumbfile
>> done
>
>
> Only problem with doing the 320x240 option is that you are assuming 
> that the full file is that same scale.  Instead it might be better to 
> just fix one of the sizes and let the other be scaled to that.  E.g. 
> fix the height at 320 OR the width at 240.  This has the advantage of 
> not causing a skewing effect from the original image.
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>
ImageMagick is smarter than than, and will fit the scaled image in the 
bounding box while keeping the aspect ratio. Convert rocks.

-- 
Darrin Chandler
dwchandler at stilyagin.com
http://www.stilyagin.com/