From e87a4a85c11e348be8682acf39573fd2c5e22193 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Tue, 7 Feb 2017 10:09:18 +0100 Subject: [PATCH] doc/filters: extend midequalizer description Signed-off-by: Paul B Mahol --- doc/filters.texi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/doc/filters.texi b/doc/filters.texi index c988f790c2..89eb7ac754 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -9647,6 +9647,14 @@ Search parameter. Default @code{7}. Apply Midway Image Equalization effect using two video streams. +Midway Image Equalization adjusts a pair of images to have the same +histogram, while maintaining their dynamics as much as possible. It's +useful for e.g. matching exposures from a pair of stereo cameras. + +This filter has two inputs and one output, which must be of same pixel format, but +may be of different sizes. The output of filter is first input adjusted with +midway histogram of both inputs. + This filter accepts the following option: @table @option