allow 'cwebp -o -' to emit output to stdout

Change-Id: I423d25898e1ba317ccbf456bb28ce45663a3b3d2
This commit is contained in:
skal
2014-03-12 19:48:00 +01:00
committed by James Zern
parent 84ed4b3aa5
commit e12f874eea
2 changed files with 18 additions and 12 deletions

View File

@ -19,6 +19,12 @@ The basic options are:
.BI \-o " string
Specify the name of the output WebP file. If omitted, \fBcwebp\fP will
perform compression but only report statistics.
Using "\-" as output name will direct output to 'stdout'.
.TP
.BI \-\- " string
Explicitly specify the input file. This option is useful if the input
file starts with an '\-' for instance. This option must appear \fBlast\fP.
Any other options afterward will be ignored.
.TP
.B \-h, \-help
A short usage summary.