From 97d766ff52fb0cb79b82c0b9e0a5bdca3dbdb78f Mon Sep 17 00:00:00 2001
From: Gyan Doshi <ffmpeg@gyani.pro>
Date: Fri, 13 Jul 2018 10:51:49 +0530
Subject: [PATCH] doc/filters: correct description of variables in blend filter
Invert description of SW / SH variables.
---
doc/filters.texi | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/doc/filters.texi b/doc/filters.texi
index d236bd69b7b..49895ff9475 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -5645,10 +5645,10 @@ the width and height of currently filtered plane
@item SW
@item SH
-Width and height scale depending on the currently filtered plane. It is the
-ratio between the corresponding luma plane number of pixels and the current
-plane ones. E.g. for YUV4:2:0 the values are @code{1,1} for the luma plane, and
-@code{0.5,0.5} for chroma planes.
+Width and height scale for the plane being filtered. It is the
+ratio between the dimensions of the current plane to the luma plane,
+e.g. for a @code{yuv420p} frame, the values are @code{1,1} for
+the luma plane and @code{0.5,0.5} for the chroma planes.
@item T
Time of the current frame, expressed in seconds.
--
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