doc/filters: add yet another fftfilt example

Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-01-17 11:13:33 +01:00 · 2016-01-17 11:13:33 +01:00 · bb2f8bdeca
parent 89f464e9c2
commit bb2f8bdeca
1 changed files with 6 additions and 0 deletions
--- a/doc/filters.texi
+++ b/doc/filters.texi
@ -6468,6 +6468,12 @@ Sharpen:
 fftfilt=dc_Y=0:weight_Y='1+squish(1-(Y+X)/100)'
@end example

+@item
+Blur:
+@example
+fftfilt=dc_Y=0:weight_Y='exp(-4 * ((Y+X)/(W+H)))'
+@end example
+
@end itemize

@section field