#!/usr/bin/bash

cat $1|grep -v -e WEBVTT -e ^X-TIMESTAMP |awk 'BEGIN{x=1}{
#  only timestamps.... any sentence starting with 0 will loose its dots..
if ( index($0,"0") == 1 ) 
{ 
print x
x+=1
# print  $0 "s/./,/g" 
gsub("\\.",",") 
print $0 }
else print $0
}'
