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doc/filters: add notes for varblur

Gyan Doshi committed 5 years ago

Commit 2aa343b1 parent cd38fbf1 file · +8 −3Browse files

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doc/filters.texi+8−3
@@ -21706,20 +21706,25 @@ Default is universal. · 21705 unmodified lines
21706 21706
21707@section varblur21707@section varblur
21708Apply variable blur filter by using 2nd video stream to set blur radius.21708Apply variable blur filter by using 2nd video stream to set blur radius.
21709The 2nd stream must have the same dimensions.
21709 21710
21710This filter accepts the following options:21711This filter accepts the following options:
21711 21712
21712@table @option21713@table @option
21713@item min_r21714@item min_r
21714Set min allowed radius. By default is 0. Allowed range is from 0 to 254.21715Set min allowed radius. Allowed range is from 0 to 254. Default is 0.
21715@item max_r21716@item max_r
21716Set max allowed radius. By default is 8. Allowed range is from 1 to 255.21717Set max allowed radius. Allowed range is from 1 to 255. Default is 8.
21717@item planes21718@item planes
21718Set which planes to process. By default all are used.21719Set which planes to process. By default, all are used.
21719@end table21720@end table
21720 21721
21721The @code{varblur} filter also supports the @ref{framesync} options.21722The @code{varblur} filter also supports the @ref{framesync} options.
21722 21723
21724@subsection Commands
21725
21726This filter supports all the above options as @ref{commands}.
21727
21723@section vectorscope21728@section vectorscope
21724 21729
21725Display 2 color component values in the two dimensional graph (which is called21730Display 2 color component values in the two dimensional graph (which is called

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