matthias@85: #!/bin/bash
matthias@85: 
matthias@85: input_csv=$1
matthias@85: 
matthias@85: if [ $# != 2 ]; then
matthias@85:   minimum_duration=0
matthias@85: else
matthias@85:   minimum_duration=$2
matthias@85: fi
matthias@85: 
matthias@85: awk -v md="$minimum_duration" 'BEGIN {FS=","}; {if ($2 >= md) {$2=$1+$2; $3 = 69+(log($3/440)/log(2)*12); print $1,$2,$3;}}' < $input_csv
matthias@85: