ffmpeg | branch: master | Paul B Mahol <one...@gmail.com> | Sun Jan 17 11:13:33 
2016 +0100| [bb2f8bdeca93f1b9ccfac3677ade0989e97bc82a] | committer: Paul B Mahol

doc/filters: add yet another fftfilt example

Signed-off-by: Paul B Mahol <one...@gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=bb2f8bdeca93f1b9ccfac3677ade0989e97bc82a
---

 doc/filters.texi |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/doc/filters.texi b/doc/filters.texi
index f4bda6a..d8e3317 100644
--- 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

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