avfilter: add maskedclamp filter

1 files changed, 21 insertions, 0 deletions

diff --git a/doc/filters.texi b/doc/filters.texi
index 2d4fa01b42..f2f69e67c4 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -9234,6 +9234,27 @@ lutyuv=u='(val-maxval/2)*2+maxval/2':v='(val-maxval/2)*2+maxval/2'
 @end example
 @end itemize
 
+@section maskedclamp
+
+Clamp the first input stream with the second input and third input stream.
+
+Returns the value of first stream to be between second input
+stream - @code{undershoot} and third input stream + @code{overshoot}.
+
+This filter accepts the following options:
+@table @option
+@item undershoot
+Default value is @code{0}.
+
+@item overshoot
+Default value is @code{0}.
+
+@item planes
+Set which planes will be processed as bitmap, unprocessed planes will be
+copied from first stream.
+By default value 0xf, all planes will be processed.
+@end table
+
 @section maskedmerge
 
 Merge the first input stream with the second input stream using per pixel