Hello,
a week ago I asked about a polygon selection tool
in IM but I did not get an answer.
With the -extract widthxheight{{+-}offset}]
expression the selection of a rectangle is possible
but what about other polygons?
thank you for your help
Guenter
> Hello,
>
>how can I numerically select polygon shaped
>Regions of Interest with pixel x,y-coordinates
>for example
>P1: 20, 30
>P2: 221, 30
>P3: 121, 204
>
>Programs like ImageJ have a polygon selection tool,
>that can be used in scripts with such an numeric input;
>is there something in IM?
>
>I want to select geometrical exact polygons like an
>equilateral triangle from an image, copy them and
>save them with a transparent background as a new
>picture.
>
>thank you for your help
>Guenter
_______________________________________________
Magick-users mailing list
[email protected]
http://studio.imagemagick.org/mailman/listinfo/magick-users
