On Sat, Mar 7, 2015 at 2:29 PM Michael Niedermayer <[email protected]> wrote:
> Signed-off-by: Michael Niedermayer <[email protected]> > --- > doc/filters.texi | 23 +++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/doc/filters.texi b/doc/filters.texi > index b15087c..9149ae5 100644 > --- a/doc/filters.texi > +++ b/doc/filters.texi > @@ -4629,6 +4629,29 @@ The coordinates of the current sample. > The width and height of the image. > @end table > > +@subsection Examples > + > +@itemize > +@item > > +Highpass: > High-pass: > +@example > +fftfilt=dc_Y=128:weight_Y='squish(1-(Y+X)/100)' > + > +@end example > + > > +Lowpass > add @item and ':' also Low-pass > +@example > +fftfilt=dc_Y=0:weight_Y='squish((Y+X)/100-1)' > +@end example > + > +@item > +Sharpen: > +@example > +fftfilt=dc_Y=0:weight_Y='1+squish(1-(Y+X)/100)' > +@end example > + > +@end itemize > + > @section field > > Extract a single field from an interlaced image using stride > -- > 1.7.9.5 > > _______________________________________________ > ffmpeg-devel mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel > _______________________________________________ ffmpeg-devel mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
