Typo on selectivecolor example at Filters Docmentation

[nicol]

Summary of the bug: selectivecolor filter at first example "Increase cyan by 55%" is not 55%, but 50%.
How to reproduce:

% ffmpeg -i input ... output
ffmpeg version
built on ...

Patches should be submitted to the ffmpeg-devel mailing list and not this bug tracker.

Visit:https://ffmpeg.org/ffmpeg-filters.html#Examples-86
Increase cyan by 55% and reduce yellow by 33% in every green areas, and increase magenta by 27% in blue areas:

selectivecolor=greens=.5 0 -.33 0:blues=0 .27

First option is cyan, "selectivecolor=greens=.5" 0.5 is 50%, not 55%.

from L13100 to L13103
​https://github.com/FFmpeg/FFmpeg/blob/master/doc/filters.texi#L13100

[Clément Bœsch]

Fixed in c793a271d567e961a3643513adc0463f5b97485b.

Thanks.