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| -rw-r--r-- | doc/filters.texi | 10 |
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diff --git a/doc/filters.texi b/doc/filters.texi index 063cc13605..dc3e5c09fb 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -761,6 +761,16 @@ video, use the command: ass=sub.ass @end example +@section bbox + +Compute the bounding box for the non-black pixels in the input frame +luminance plane. + +This filter computes the bounding box containing all the pixels with a +luminance value greater than the minimum allowed value. +The parameters describing the bounding box are printed on the filter +log. + @section blackdetect Detect video intervals that are (almost) completely black. Can be |