[FFmpeg-user] Lenscorrection

[Anshul]

On 06/10/2015 01:55 PM, Jesper Taxbøl wrote:
> Hi Guys,
>
> I am looking into calibrating a 1080S video from a GoPro hero4. I have
> looked into the lens correction filter but I have had a hard time finding
> the correct parameters.
>
> I have been fiddling around with opencv doing checkerboard videos to
> extract the parameters but with little luck yet.
>
> My question is if the lens correction filter can work on fisheye cameras or
> it is limited in a way so I need a different approach?
>
> Kind regards
>
> Jesper
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
it works well, if you have correct parameter. I have used it to remove 
barrel and fisheye distortion.

I use my own custom tool to find correct parameter like k1 and k2.
-Anshul