[magick-users] create a picture from difference of two other pictures

[Klaus Rudolph]

Sorry...

found the needed info.... "compare" is my friend :-)

Regards
  Klaus

> Hi all,
> 
> I am new to image magic and need a tool which is able to create a 
> picture of the difference of two other pictures. Maybe a full black or 
> white picture if no difference is given.
> 
> The new created picture should have same format and size as the both 
> source pictures.
> 
> Thanks
>   Klaus
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