audio-duration.sh

# You need two csv files with the links to the vendor wav files
# vendor1.csv should have urls in the 5th column
# vendor2.csv should have urls in the 13th column


rm vendor1.audios.txt
rm vendor2.audios.txt
mkdir -p audios

awk -F "\"*,\"*" '{print $5}' vendor1.csv | shuf -n20 >> vendor1.audios.txt
awk -F "\"*,\"*" '{print $13}' vendor2.csv | shuf -n20 >> vendor2.audios.txt

cd audios

echo -e 'Audios are being downloaded, please wait...\n\n'
wget -q -i ../vendor1.audios.txt
wget -q -i ../vendor2.audios.txt

echo 'Average duration: '
soxi -D *.wav | awk '{ total += $1; count++ } END { print total/count }'

rm *.wav