ffplay: add startup volume option

Fixes Ticket 5389.

Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Ganesh Ajjanagadde <gajjanag@alum.mit.edu>

1 files changed, 4 insertions, 0 deletions

diff --git a/doc/ffplay.texi b/doc/ffplay.texi
index 073b457256..378a229d67 100644
--- a/doc/ffplay.texi
+++ b/doc/ffplay.texi
@@ -62,6 +62,10 @@ see @ref{time duration syntax,,the Time duration section in the ffmpeg-utils(1)
 Seek by bytes.
 @item -nodisp
 Disable graphical display.
+@item -volume
+Set the startup volume. 0 means silence, 100 means no volume reduction or
+amplification. Negative values are treated as 0, values above 100 are treated
+as 100.
 @item -f @var{fmt}
 Force format.
 @item -window_title @var{title}