youtube-mpv.sh

#!/bin/bash

function get_format()
{
	for elem in "${FMT[@]}"; do
		if (echo ${elem} | grep $1); then
			echo ${elem}
			return 
		fi
	done
	echo ""
}

if [ $# -lt 1 ]; then
	echo You need to specify a YouTube URL. 1>&2
	exit 1
fi

rray=("480" "360" "240")
FORMATS=$(quvi -F $1 2> /dev/null | sed -r 's/\s.*//')

IFS='|' read -ra FMT <<< "${FORMATS}"

for i in "${rray[@]}"; do
	PLAYBACK_FMT="$(get_format $i)"
	if [ "" != "${PLAYBACK_FMT}" ]; then
		echo "Will play format: ${PLAYBACK_FMT}" 1>&2
		mpv $1 --quvi-format=${PLAYBACK_FMT}
		exit 0
	fi
done