[FFmpeg-devel] [PATCH] avfilter: add radial and circular blur video filter

Steinar H. Gunderson steinar+ffmpeg at gunderson.no
Fri Jul 17 15:10:22 EEST 2020


On Sun, Jul 12, 2020 at 01:01:07PM +0200, Paul B Mahol wrote:
> Signed-off-by: Paul B Mahol <onemda at gmail.com>

Do you have any benchmarks on this? Or image samples? It looks like you are
transforming to polar coordinates, doing a box blur and then transforming
back... how does this compare speed- and quality-wise to the more common
recursive scale+blend approach (which needs no trig)?

/* Steinar */
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