[FFmpeg-devel] [PATCH] doc/decoders: Clear up description of ac3's drc_scale option

[Aman Verma]

Make clear that the value to -drc_scale is an exponentiating value, not
a scaling factor. Also, document the default value.

Signed-off-by: Aman Verma <amanraoverma at gmail.com>
---
 doc/decoders.texi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/decoders.texi b/doc/decoders.texi
index 9005714..4a307b4 100644
--- a/doc/decoders.texi
+++ b/doc/decoders.texi
@@ -106,8 +106,8 @@ the undocumented RealAudio 3 (a.k.a. dnet).
 @table @option
 
 @item -drc_scale @var{value}
-Dynamic Range Scale Factor. The factor to apply to dynamic range values
-from the AC-3 stream. This factor is applied exponentially.
+Dynamic Range Compression scale. The number to apply---exponentially---to
+dynamic range values from the AC-3 stream. The default value is 1.
 There are 3 notable scale factor ranges:
 @table @option
 @item drc_scale == 0
-- 
2.28.0