This helps lazy users who didn't read the part about boolean options, in
case they grep for "-nostats".
-stdin and -stats are the only booleans option enabled by default. This
is a partial fix for Trac ticket #2332, a complete overhaul of boolean
options documentation is probably overkill.
Specify the preset for matching stream(s).
@item -stats (@emph{global})
-Print encoding progress/statistics. On by default.
+Print encoding progress/statistics. It is on by default, to explicitly
+disable it you need to specify @code{-nostats}.
@item -progress @var{url} (@emph{global})
Send program-friendly progress information to @var{url}.
@item -pix_fmt @var{format}
Set pixel format.
This option has been deprecated in favor of private options, try -pixel_format.
+
@item -stats
-Show the stream duration, the codec parameters, the current position in
-the stream and the audio/video synchronisation drift.
+Print several playback statistics, in particular show the stream
+duration, the codec parameters, the current position in the stream and
+the audio/video synchronisation drift. It is on by default, to
+explicitly disable it you need to specify @code{-nostats}.
+
@item -bug
Work around bugs.
@item -fast