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authorStefano Sabatini <stefasab@gmail.com>2012-03-11 03:05:42 +0100
committerStefano Sabatini <stefasab@gmail.com>2012-03-17 11:21:49 +0100
commit3225bc37a361c1c02effebf4c981c837d8468a70 (patch)
tree35d86d4e3a09969463bf97a72702969c2267aacf /doc
parent32a5775a9192ed9d88d50ed2ff602d3ef4e98c84 (diff)
lavfi: add bbox filter
Also add bbox.h and bbox.c files, based on the remove-logo filter by Robert Edele. These files are useful for sharing code with the pending removelogo port.
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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