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18. Mai 2006 21:43
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#!/bin/bash 
##spielwasab.sh
##stream-player testscript for mplayer
#
#
export STREAM

function interactive
{
	#read playlist - thx to comm@nder ;-)
	LINE_NUMBER=1
	while read LINE
	do
    		PLAYLIST[$LINE_NUMBER]="$LINE"
    		LINE_NUMBER=$(($LINE_NUMBER+1))
	done < playlist
	echo "0: (play random stream)"
	COUNT=1
	until [ ${#PLAYLIST[*]} -lt ${COUNT} ]
	do
		echo "$COUNT: ${PLAYLIST[$COUNT]}"
		COUNT=$(($COUNT+1))
	done
	while :
	do
		echo -n "Please select no. of stream to play, q to exit (0-"${#PLAYLIST[*]}")  "
		read SELECTION
		SELECTION=${SELECTION##*[^0-9,q]*}
		if [ "$SELECTION"  = "q" ]; then
			echo "Bye!"
			exit 0
		elif [ -z "$SELECTION" ]; then
			echo "Illegal entry"
		elif [ "$SELECTION" = "0" ]; then
			let "RNDM = $RANDOM % ${#PLAYLIST[*]} + 1"
			STREAM="${PLAYLIST[$RNDM]}"
			check
		elif [ "$SELECTION" -le ${#PLAYLIST[*]} ]; then
			STREAM="${PLAYLIST[$SELECTION]}"
			check
		else
			echo "No." "$SELECTION" "is not a valid stream"
		fi
	done
}

function check
{
	echo "$STREAM" debug-output1
	echo "${STREAM##*.}" debug-output2
	if [ "${STREAM##*.}" = "nsv" ]; then
		echo "Nullsoft video stream detected"
		ARGS="-cache 1024 -vf scale=640:-3:0:0:100,unsharp=l3x3:1c3x3:1 -sws 7"
		playit
	elif [ "${STREAM##*.}" = "rm" ]; then
		echo "Realmedia stream detected"
		ARGS="-cache 128 -bandwidth 99999"
		playit
	elif [ "${STREAM##*.}" = "asx" ]; then
		echo "M$ stream detected"
		ARGS="-cache 128"
		playit
	else
		echo "${STREAM%%://*}" debug-output3
		if [ "${STREAM%%://*}" = "http" ]; then
			echo "Unknown stream over http protocol detected"
			ARGS=" "
			playit
		elif [ "${STREAM%%://*}" = "rtsp" ]; then
			echo "Unknown stream over rtsp protocol detected"
			ARGS=" "
			playit
		elif [ "${STREAM%%://*}" = "mms" ]; then
			echo "Unknown stream over mms protocol detected"
			ARGS=" "
			playit
		else
			echo "Hmpfff. What do we play today?"
			ARGS=" "
			playit
		fi
	fi
}


function playit
{
	echo "now playing" "$STREAM" "press q to exit"
	mplayer -quiet $ARGS $STREAM >/dev/null 2>/tmp/mperror.log
	if [ $? -gt 0 ]; then
		echo "Mplayer returned an error:"
		cat /tmp/mperror.log
		echo -n "Try again? (y/N) "
		read ERR
		if [ "$ERR"  = "y" ]; then
			playit
		else
			interactive
		fi
	fi
	interactive
}


if [ $# -gt 0 ]; then
	STREAM=$1
	check
else
	if [ -e playlist ]; then
		echo "Found a playlist. Here we go:"
		interactive
	else
		echo "Error. No playlist found. No"
		exit 1
	fi
fi