doh

2016-03-30 17:43:39 -05:00 · 2016-03-30 17:43:39 -05:00 · be7826a24f
parent 6a82785021
commit be7826a24f
1 changed files with 2 additions and 0 deletions
--- a/support-d/utils/pcap-extract.sh
+++ b/support-d/utils/pcap-extract.sh
@ -5,6 +5,8 @@ shift
 law=$1
 shift

+if [ -z $pcap ] ; then echo "usage $0 <pcap file> [<mu-law|a-law>]"; exit 255 ; fi
+
 if [ -z $law ] ; then law="mu-law" ; fi

 for ssrc in $(tshark -n -r $pcap -Y rtp -T fields -e rtp.ssrc -Eseparator=, | sort -u) ; do