diff options
| author | Paul B Mahol <onemda@gmail.com> | 2017-08-31 12:07:58 +0200 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2017-09-09 17:09:37 +0200 |
| commit | 4d41db7a31db0c426294ee692fb816faba39eba3 (patch) | |
| tree | b4ec4e37b4de163c7fe234b617d7c1ae3f2ba1cc /doc/filters.texi | |
| parent | a918f16f7ccc7eb75330c97036888cf05c14b311 (diff) | |
| download | ffmpeg-4d41db7a31db0c426294ee692fb816faba39eba3.tar.gz | |
avfilter: add generic FFT video convolve filter
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'doc/filters.texi')
| -rw-r--r-- | doc/filters.texi | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index c3c54fdda5..4111532512 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -6005,6 +6005,24 @@ convolution="-2 -1 0 -1 1 1 0 1 2:-2 -1 0 -1 1 1 0 1 2:-2 -1 0 -1 1 1 0 1 2:-2 - @end example @end itemize +@section convolve + +Apply 2D convolution of video stream in frequency domain using second stream +as impulse. + +The filter accepts the following options: + +@table @option +@item planes +Set which planes to process. + +@item impulse +Set which impulse video frames will be processed, can be @var{first} +or @var{all}. Default is @var{all}. +@end table + +The @code{convolve} filter also supports the @ref{framesync} options. + @section copy Copy the input video source unchanged to the output. This is mainly useful for |