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authorPaul B Mahol <onemda@gmail.com>2020-02-11 13:57:43 +0100
committerPaul B Mahol <onemda@gmail.com>2020-02-11 14:00:21 +0100
commit52cd7a63374c1d62a188a0e425fb998848a70bf8 (patch)
tree7b8d1fd8a07ea925873ebf4fa1407920f102eef0 /doc/filters.texi
parente8cbdb9adbe5fff49f9fca8879ad8660801c007e (diff)
avfilter/vf_colorkey: add support for commands
Diffstat (limited to 'doc/filters.texi')
-rw-r--r--doc/filters.texi14
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.