Re: ppi / dpi

Posted by jiho on Feb 23, 2006; 8:15am
URL: http://imagej.273.s1.nabble.com/ppi-dpi-tp3703609p3703611.html

On 22 Feb 2006, at 11:13, CH wrote:
>>
[...]

>> Please, somebody help me, if possible, with an algorithm (or a  
>> pointer to
>> such an algorithm) that allows saving an image in a (png, for  
>> example) file,
>> with a pre-set resolution (pixels per inch), to have the  
>> possibility to
>> visualize (process) a set of patterns (shapes) having the same  
>> dimensions in
>> inches (millimeters), which can be represented using different  
>> numbers of
>> pixels - like scanning the same image at different dpi resolutions.

I'm not sure to fully understand what you mean but ImageMagick is  
very capable in this kind of things (distributed with most linux and  
available for Mac via fink and probably also for windows).

JiHO
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   Windows, c'est un peu comme le beaujolais nouveau :
a chaque nouvelle cuvee on sait que ce sera degueulasse,
     mais on en prend quand meme par masochisme.
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