-\fB\-d\fR, \fB\-\-scale\fR \fIval\fR
- Scale down to factor \fIval\fR. (in %%, e.g. 100 = original size)
+\fB\-s\fR, \fB\-\-scale\fR \fIval\fR
+ Scale down to factor \fIval\fR. (in %, e.g. 100 = original size)
+.TP
+\fB\-S\fR, \fB\-\-skipframes\fR \fInum\fR
+ Skip \fInum\fR frames before starting the conversion.