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-rw-r--r--doc/filters.texi2
1 files changed, 2 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index d64ce1734b..4ed6d50750 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -29343,6 +29343,8 @@ Show combination of magnitude and phase.
Magnitude is mapped to brightness and phase to color.
@item channel
Show unique color per channel magnitude.
+@item stereo
+Show unique color per stereo difference.
@end table
Default value is @code{magnitude}.