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doc/filters: add entry for mean and stdev in showinfo 

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
Signed-off-by: Gyan Doshi <ffmpeg@gyani.pro>
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Limin Wang 2020-01-06 09:30:52 +08:00 committed by Gyan Doshi
parent a2d3511154
commit 1e3f4b5f19
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@ -16737,6 +16737,15 @@ The Adler-32 checksum (printed in hexadecimal) of all the planes of the input fr
@item plane_checksum
The Adler-32 checksum (printed in hexadecimal) of each plane of the input frame,
expressed in the form "[@var{c0} @var{c1} @var{c2} @var{c3}]".
@item mean
The mean value of pixels in each plane of the input frame, expressed in the form
"[@var{mean0} @var{mean1} @var{mean2} @var{mean3}]".
@item stdev
The standard deviation of pixel values in each plane of the input frame, expressed
in the form "[@var{stdev0} @var{stdev1} @var{stdev2} @var{stdev3}]".
@end table
@section showpalette