Search found 5 matches
- 2019-04-23T12:04:26-07:00
- Forum: Users
- Topic: Edge feature detection on 'noisy', low-contrast images
- Replies: 4
- Views: 4190
Re: Edge feature detection on 'noisy', low-contrast images
snibgo: > Can you sketch the required result, eg with Gimp? Here's what I had in mind, though I could do with simple outlines, as produced by fmw42's attempt. http://keveney.com/forum-sample-ideal.png > If this is a photo, the lighting is uneven. The first step might be to correct that. The ideal ...
- 2019-04-22T18:05:54-07:00
- Forum: Users
- Topic: Edge feature detection on 'noisy', low-contrast images
- Replies: 4
- Views: 4190
Edge feature detection on 'noisy', low-contrast images
I want to isolate the 'wavy line' feature of the attached image. I thought the approach should be to somehow blur or average the pixel colors first; then apply a threshold operation of some sort. I'd ideally like a black & white image when done. The problem seems to be that the background (for both ...
- 2019-04-19T19:01:33-07:00
- Forum: Users
- Topic: Resize 'blur' option not working on 'wand' library.
- Replies: 6
- Views: 4836
Re: Resize 'blur' option not working on 'wand' library.
By the way.. the code in my initial post lost it's indenting so it won't work in Python, in case anyone tries.
- 2019-04-19T18:58:47-07:00
- Forum: Users
- Topic: Resize 'blur' option not working on 'wand' library.
- Replies: 6
- Views: 4836
Re: Resize 'blur' option not working on 'wand' library.
> The forum to which you posted was not for Python....
Thanks for the links; I'll read up and redirect my questions.
> I think an old interface to IM had "blur" as a parameter to "resize"...
I suspected something like that. Thanks for the info!
Thanks for the links; I'll read up and redirect my questions.
> I think an old interface to IM had "blur" as a parameter to "resize"...
I suspected something like that. Thanks for the info!
- 2019-04-19T17:42:27-07:00
- Forum: Users
- Topic: Resize 'blur' option not working on 'wand' library.
- Replies: 6
- Views: 4836
Resize 'blur' option not working on 'wand' library.
First of all, i'm not sure I'm in the right place I'm trying to use the Python 'Wand' binding: http://docs.wand-py.org/en/0.5.2/ Is this the right forum? To get my feet wet, I've ported this script to python: http://old.dylanbeattie.net/magick/filters/result.html Unfortunately, the 'blur' parameter ...