Search found 4 matches
- 2013-09-28T10:23:15-07:00
- Forum: Users
- Topic: Circle Crop with smooth gradient
- Replies: 8
- Views: 5394
Re: Circle Crop with smooth gradient
Looking at your script and taking values from it, I tried to reproduce your full resolution results in IM 6.8.7.0 Q16 Mac OSX. My results do not show the extreme stair-stepping. So again I think your anti-aliasing is not working correctly. Gna.. The problem is, that you're working with some ...
- 2013-09-28T05:29:19-07:00
- Forum: Users
- Topic: Circle Crop with smooth gradient
- Replies: 8
- Views: 5394
Re: Circle Crop with smooth gradient
2) I suspect your IM version may have a bug and is not anti-aliasing the -draw command. You never answered what version and platform you are using (or I missed it). If you want to antialias further convert -size 320x213 xc:black -fill white \ -draw "translate 160,106.5 circle 0,0 0,106.5" -alpha ...
- 2013-09-27T16:39:42-07:00
- Forum: Users
- Topic: Circle Crop with smooth gradient
- Replies: 8
- Views: 5394
Re: Circle Crop with smooth gradient
The legendary Fred himself - I feel honored, thanks for helping me. Testcase in full resolution: http://201.ag/IMG_8520.JPG is the image in full resolution http://201.ag/crop is the script to crop the image to http://201.ag/crop_IMG_8520.JPG http://201.ag/gradient_IMG_8520.JPG was done with GIMP ...
- 2013-09-27T15:30:37-07:00
- Forum: Users
- Topic: Circle Crop with smooth gradient
- Replies: 8
- Views: 5394
Circle Crop with smooth gradient
I need to do a circle crop on an image with a gradient. Reason: I'm doing HDR panoramashots with a Sigma 8mm fisheye. And sometimes I have internal reflections of the lense in the image - namely outside the 180° field of view (see image). http://201.ag/reflections.jpg Unfortunately the controlpoint ...