Bash script for recording musical album from audio card output (using record scripts)

album

#!/bin/bash

# Setup album data
artist="Steven Solveig"
album="Beginning of the End - Trailer Underscores"
year=2017

# Setup album songs
declare -a name; declare -a time;
name+=("Dark Awakening"); time+=("01:43")
name+=("At the Edge"); time+=("02:25")
name+=("New Order"); time+=("01:32")
name+=("Fallen Heroes"); time+=("02:07")
name+=("Beginning of the End"); time+=("02:27")
name+=("Nothing Left"); time+=("02:05")
name+=("From the Dark"); time+=("02:02")
name+=("Time Is Relative"); time+=("02:46")
name+=("Long Journey"); time+=("01:42")
name+=("Conflict Order"); time+=("02:09")
name+=("Locked In"); time+=("01:39")
name+=("Come to Get You"); time+=("02:03")
name+=("Awake"); time+=("01:45")
name+=("District Zone"); time+=("01:44")
name+=("The End"); time+=("01:48")

# Setup global settings
dir=~/Загрузки
extension="mp3"

# Create folder
dirPath=$dir/$artist
mkdir -p "$dirPath"

# Start record for each song
sleep 1
for i in "${!name[@]}"; do 
	time="${time[$i]}"
	filePath="$dirPath/$artist - "${name[$i]}".$extension"
	record -m "${time%:*}" -s "${time##*:}" -o "$filePath" -a --album "$album" --year $year --count $(($i + 1))
done

record

#!/bin/bash

# Show manual
if [[ $# -eq 0 ]] ; then
		echo 'usage: record --min 1 --sec 45 --out file.mp3 --atrs --count 1 --album "Name" --year 1989'
		echo "in first time check monitor variable in this script"
		exit 0
fi

# For find your device monitor use this command: pacmd list | grep "\.monitor"
monitor="alsa_output.pci-0000_00_1b.0.analog-stereo.monitor"

# Read arguments
while [[ $# -gt 0 ]]
do
case $1 in
    -m|--min)
    min="$2"
    shift # past argument
    shift # past value
    ;;
    -s|--sec)
    sec="$2"
    shift # past argument
    shift # past value
    ;;
    -o|--out)
    out="$2"
    shift # past argument
    shift # past value
    ;;
    -a|--atrs)
    atrs="yes"
    shift # past argument
    ;;
    --count)
    count="$2"
    shift # past argument
    shift # past value
    ;;
    --album)
    album="$2"
    shift # past argument
    shift # past value
    ;;
    --year)
    year="$2"
    shift # past argument
    shift # past value
    ;;
    *)    # unknown option
    shift # past argument
    ;;
esac
done

# Check arguments
let "timeout = $[10#$min-0] * 60 + $[10#$sec-0]"
if [[ $timeout -eq 0 ]]; then 
		exit 0
fi
if [[ -z $out ]]; then
		echo "Output file: $out don't specified"
		exit 0
fi
if [[ -f $out ]]; then 
		echo "Output file: $out already exist, please rename or delete it"
		exit 0
fi

# Start recording
echo "recording to file: $out"
parec --format=s16le -d $monitor | lame -r --quiet -q 3 --lowpass 17 --abr 192 - "$out" > /dev/null &1>/dev/null

# Wait recording and stop 
sleep "$timeout.65"
killall -q parec lame

# Set mp3 attributes
if [[ $atrs == "yes" ]]; then
		fullname=$(basename "$out")
    filename="${fullname%.*}"

		if [[ -z $year ]]; then
		id3tool -c "${count-""}" -t "${filename#*- }" -a "${album-""}" -r "${filename%% -*}" "$out"
		else
		id3tool -c "${count-""}" -t "${filename#*- }" -a "${album-""}" -r "${filename%% -*}" -y "$year" "$out"
		fi
fi

exit 0