Announcements pertaining to ImageMagick, or ImageMagick related software. This list is moderated. No discussions here, instead post to the users group instead.
fmw42
Posts: 26282 Joined: 2007-07-02T17:14:51-07:00Authentication code: 1152Location: Sunnyvale, California, USA
Post
by fmw42 2014-04-11T12:56:26-07:00
The canny edge detector is available as of Imagemagick 6.8.9-0
Code: Select all
convert sample2.jpg -canny 0x1+10%+30% sample2_canny_0x1+10+30.gifCode: Select all
convert lena3.jpg -canny 0x1+10%+30% lena3_canny_0x1+10+30.gif
Results may be different if you convert to grayscale before processing.
Code: Select all
convert lena3.jpg -colorspace gray -canny 0x1+10%+30% lena3g_canny_0x1+10+30.gif
anthony
Posts: 8883 Joined: 2004-05-31T19:27:03-07:00Authentication code: 8675308Location: Brisbane, Australia
Post
by anthony 2014-07-13T19:35:12-07:00
I have added the option to IM Examples
Canny Edge Detection
http://www.imagemagick.org/Usage/transform/#canny
Can you have a look and see if there is any corrections or additions that should be made
