doc/filters: add bit-slicing example in lutyuv docs

2013-03-13 22:36:06 +01:00
parent b2098d2417
commit 356922e237
1 changed files with 6 additions and 0 deletions
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -3850,6 +3850,12 @@ Correct luminance gamma by a 0.5 factor:
@example
 lutyuv=y=gammaval(0.5)
@end example
+
+@item
+Discard least significant bits of luma:
+@example
+lutyuv=y='bitand(val, 128+64+32)'
+@end example
@end itemize

@section mp