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author | Paul B Mahol <onemda@gmail.com> | 2020-02-11 15:57:43 +0300 |
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committer | Paul B Mahol <onemda@gmail.com> | 2020-02-11 16:00:21 +0300 |
commit | 52cd7a63374c1d62a188a0e425fb998848a70bf8 (patch) | |
tree | 7b8d1fd8a07ea925873ebf4fa1407920f102eef0 /doc | |
parent | e8cbdb9adbe5fff49f9fca8879ad8660801c007e (diff) |
avfilter/vf_colorkey: add support for commands
Diffstat (limited to 'doc')
-rw-r--r-- | doc/filters.texi | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index bdc5700973..f396819a79 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -7378,6 +7378,13 @@ ffmpeg -i background.png -i video.mp4 -filter_complex "[1:v]colorkey=0x3BBD1E:0. @end example @end itemize +@subsection Commands +This filter supports same @ref{commands} as options. +The command accepts the same syntax of the corresponding option. + +If the specified expression is not valid, it is kept at its current +value. + @section colorhold Remove all color information for all RGB colors except for certain one. @@ -7396,6 +7403,13 @@ Blend percentage. 0.0 makes pixels fully gray. Higher values result in more preserved color. @end table +@subsection Commands +This filter supports same @ref{commands} as options. +The command accepts the same syntax of the corresponding option. + +If the specified expression is not valid, it is kept at its current +value. + @section colorlevels Adjust video input frames using levels. |