Search found 5 matches

by ethaniel
2019-04-13T04:18:13-07:00
Forum: Users
Topic: Detect image without curves
Replies: 3
Views: 2314

Re: Detect image without curves

I tried comparing 2 frames, but sometimes there are variations in 2 "bad" frames which are higher than variations in 2 "good" night frames. So it's not a 100% optimal solution.
by ethaniel
2019-04-12T20:45:32-07:00
Forum: Users
Topic: Detect image without curves
Replies: 3
Views: 2314

Detect image without curves

Dear IM community, I've been banging my head against a wall for 6 months now. I have a live beach camera which sometimes loses it's signal and produces a still image (which has no curves): http://ethaniel.com/encoder/bad.jpg This is a example of a good image: http://ethaniel.com/encoder/good.jpg Is ...
by ethaniel
2016-09-14T06:10:00-07:00
Forum: Users
Topic: Find & extract circle (stamp or seal) from image
Replies: 2
Views: 2805

Re: Find & extract circle (stamp or seal) from image

This works for high-contrast, but what about softer or black&white images, etc...? Thank you for the quick reply. I would like to chip in $50 for beer if this is a easy problem to solve. http://data26.i.gallery.ru/albums/smsdocs/1-67c5e-36856--hash89960bf2.jpg (soft) http://data27.i.gallery.ru/album...
by ethaniel
2016-09-14T02:52:52-07:00
Forum: Users
Topic: Find & extract circle (stamp or seal) from image
Replies: 2
Views: 2805

Find & extract circle (stamp or seal) from image

Hello, I have images of documents that contain circle stamps (seals) on them. Example: http://data28.i.gallery.ru/albums/smsdocs/1-e4d1a-68905--hash4dd0b2ce.jpg Documents can be of different sizes and colours. Stamps can be different colours and in different positions (but only 1 stamp per page) Is ...
by ethaniel
2015-04-22T15:47:57-07:00
Forum: Bugs
Topic: Black line appears sometimes on images resized by convert
Replies: 9
Views: 15639

Re: Black line appears sometimes on images resized by convert

This is weird, we have a same setup (many server resizing images under heavy load). And we just bumped into the same problem, 4 years later.
Black lines on images. Random black lines.

kouiskas, did you find a solution?