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authorKevin Mitchell <kevmitch@gmail.com>2014-11-02 21:30:51 -0800
committerMichael Niedermayer <michaelni@gmx.at>2014-11-03 16:31:26 +0100
commitfe6f5f2908ae9ac49e8f4f0aae66839f1557c61a (patch)
treecdbe2ad5d6246ea136c201f382684062fa841f44 /doc/filters.texi
parent50138ea4f7b3df618b905f9540174387cded79c6 (diff)
avfilter/vf_idet: add a "half_life" option for statistics
This can be useful for videos in which the interlacing pattern changes. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@@ -5625,6 +5625,11 @@ The filter accepts the following options:
Set interlacing threshold.
@item prog_thres
Set progressive threshold.
+@item half_life
+Number of frames after which a given frame's contribution to the
+statistics is halved (i.e., it contributes only 0.5 to it's
+classification). The default of 0 means that all frames seen are given
+full weight of 1.0 forever.
@end table
@section il