Download Coachella 2012 YouTube live stream

coachella.sh

#!/bin/bash

usage()
{
cat << EOF
Usage: $0 [OPTIONS] STREAM_NUMBER

Downloads Coachella YouTube live stream number STREAM_NUMBER (required, one of 1, 2 or 3).
Stop the download simply with CTRL-C.
Any options after STREAM_NUMBER will be ignored.

OPTIONS:
	-h	Show this message

	-q	Video quality, one of:
			- nHD (640x360)
			- qHD (960x540)
			- HD (1280x720)
		Default is HD.

	-o	Output file name.
		Default is coachella{STREAM_NUMBER}.flv

EXAMPLES:
	$0 2	- download second stream in HD to default location

	$0 -q nHD -o m83.flv 1	- download first stream in nHD and save as m83.flv

EOF
}

OUT=
QUAL="3500"
STREAM=
CODE=

while getopts "ho:q:" opt; do
	case $opt in
	h)
		usage
		exit;;
	o)
		OUT=$OPTARG;;
	q)
		case $OPTARG in
			HD) QUAL="3500";;
			qHD) QUAL="1900";;
			nHD) QUAL="900";;
			* )
				usage
				exit 1;;
		esac
	esac
done

shift $(( OPTIND -1 ))

STREAM=$1

# print help if stream z
if [[ -z $STREAM ]]; then
	usage
	exit 1
fi

case $STREAM in
	1) CODE="46685";;
	2) CODE="62051";;
	3) CODE="62052";;
	* )
		usage
		exit 1;;
esac

if [[ -z $OUT ]]; then
	OUT="coachella$STREAM.flv"
fi

echo "Press ctrl-c to stop downloading"

curl "http://aegdmcoachella-f.akamaihd.net/coachella_${STREAM}_${QUAL}@${CODE}?v=2.6.8&fp=LNX%2011,2,202,228&r=RSXRR&g=DCXWLHWROSLK" > $OUT