From fcee53619a5d9efeb90ababe280ff68645c57483 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Sat, 12 Feb 2022 12:41:08 +0100
Subject: avfilter/af_surround: change x/y spread defaults

Previous default value of 1.0 is producing lesser quality channels.
---
 doc/filters.texi | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'doc')

diff --git a/doc/filters.texi b/doc/filters.texi
index 706debcbce..1eb2027d02 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -6436,15 +6436,23 @@ Set LFE output volume. By default, this is @var{1}.
 
 @item allx
 Set spread usage of stereo image across X axis for all channels.
+Allowed range is from @var{-1} to @var{15}.
+By default this value is negative @var{-1}, and thus unused.
 
 @item ally
 Set spread usage of stereo image across Y axis for all channels.
+Allowed range is from @var{-1} to @var{15}.
+By default this value is negative @var{-1}, and thus unused.
 
 @item fcx, flx, frx, blx, brx, slx, srx, bcx
 Set spread usage of stereo image across X axis for each channel.
+Allowed range is from @var{0.06} to @var{15}.
+By default this value is @var{0.5}.
 
 @item fcy, fly, fry, bly, bry, sly, sry, bcy
 Set spread usage of stereo image across Y axis for each channel.
+Allowed range is from @var{0.06} to @var{15}.
+By default this value is @var{0.5}.
 
 @item win_size
 Set window size. Allowed range is from @var{1024} to @var{65536}. Default size is @var{4096}.
-- 
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