Questions tagged [distortion]

a lens defect which causes straight lines to be curved or bowed

6 questions with no upvoted or accepted answers
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How to disable automatic cropping that's done after distortion correction in DxO Optics Pro 9 or 10?

DxO uses so-called "modules" that apparently contain many lens parameters and they are implicitly used for correcting geometric distortion, and some other issues in pictures automatically. ...
3
votes
0answers
101 views

Software to re-center a fisheye image

I am looking for easy to use software that works on OS X and can "re-center" an equal-area projection fisheye image. What do I mean by "re-center"? The perspective correction tools built into many ...
2
votes
0answers
139 views

How to correct HDR post-processing artifacts in a series of exposures

I have taken several series of frames that I intend to process into timelapse sequence. Some were taken using a smartphone camera in HDR mode. Due to the post-processing that happens in the device, ...
1
vote
2answers
62 views

How to transform a picture with reference points on another picture?

I don't exactly know how to describe the problem. I have two maps that partly show the same extent of a place, but on the whole, the scale, rotation and protection might be different. I still want to ...
1
vote
0answers
194 views

How to determine the projection (Stereographic, equidistant etc.) of my fisheye lens?

I have a Fujinon FE185C057HA fisheye lens and I want to know its projection. Is there a software tool I can use to do this? I have the lens with me so I can take some pictures with it. I just need a ...
1
vote
0answers
450 views

Where can I find Adobe Lens Correction Profile (.lcp) files for RawTherapee?

The latest versions of RawTherapee can apply corrections from Adobe Lens Correction Profile (.lcp) files, but where can these be found? I've tried Adobe's Lens Profile Downloader, but it doesn't list ...