[magick-users] slice up an image

[Bob Meetin]

Fred Weinhaus wrote:
> I believe that -crop should do it automatically (if your image is 
> evenly divisible by the subsection sizes)
>
> convert image_480x360.jpg -crop 160x120 images_160x120.jpg
>
> see http://www.imagemagick.org/script/command-line-options.php#crop
>
> also see my example for 2 overlapping halves at 
> http://www.fmwconcepts.com/imagemagick/tidbits/image.php#crop
>
>
>   
>> Let's say I have an image 480x360px in size and want to slice it into 9
>> equal size 160x120px sections. Is there an easy route to do this with
>> convert and some simple math or an I going to write a simple script to
>> do this in 9 passes?  -Bob
>>     
that does it, it starts the numbering sequence at -0.  it's probably 
immaterial but can it be forced to start at -1

and BTW - this would have saved me "hours" of work last weekend... sigh