extract_audio_from_video.sh

#!/bin/bash

echo $FIELDDB_HOME || {
	echo "The $FIELDDB_HOME variable is not set "
	exit 1
}
WORK=$FIELDDB_HOME/AudioWebService/utterances/$1
PRAAT=$FIELDDB_HOME/AudioWebService/praatfiles
cd $WORK

# Extract any audio from the video track and
# convert it to 16-bit WAV format.
ffmpeg -i $WORK/$2 -vn -acodec libmp3lame -ac 1 -ab 128k $WORK/$1.mp3
echo "Conversion complete."



# Run praat script to generate TextGrid file.
if [ ! "$(command -v praat)" ]; then
	echo "Please download Praat and make it avaliable on your PATH"
	exit 1
else
 # praat $PRAAT/praat-script-extract-utterances.praat $WORK/ /*.mp3
 echo " praat $PRAAT/praat-script-syllable-nuclei-v2file.praat -26 0.1 0.4 yes $WORK $1.mp3 2>&1 "
fi