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Changes of Revision 388

h264enc.spec Changed

h264enc-10.4.2.tar.gz/doc/ChangeLog -> h264enc-10.4.3.tar.gz/doc/ChangeLog Changed

h264enc-10.4.2.tar.gz/h264enc -> h264enc-10.4.3.tar.gz/h264enc Changed

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# $Id: h264enc, v 10.4.2, 2015/09/06, gn Exp $
+# $Id: h264enc, v 10.4.3, 2015/09/08, gn Exp $
 #
 # Encode BDs/DVDs/VCDs/video files to the H.264/AVC/MPEG-4 Part 10
 # video format using MEncoder from MPlayer
@@ -23,7 +23,7 @@
 
 shopt -u expand_aliases
 export PATH=$PATH:/usr/local/bin
-version=10.4.2
+version=10.4.3
 configversion=35
 
 green() { echo -e "\e1;32m$1\e0;39;49m"; }
@@ -176,11 +176,11 @@
 
 # Amount of audio tracks to support
 # Any non-zero value will do
-MAX_AMOUNT_AUD_TRACKS="3"
+MAX_AMOUNT_AUD_TRACKS="2"
 
 # Amount of subtitles to support
 # Any non-zero value will do
-MAX_AMOUNT_SUBS="3"
+MAX_AMOUNT_SUBS="2"
 
 # Containers
 ALLOW_MKV_MUXING="y"
@@ -2827,11 +2827,11 @@
 
 video_subtitles_language_func() {
 	printf "Provide the 2 or 3 letter Language code (sub $i) press 'Enter' to skip: "
-	read sublang$i
-	if  ! -z "${sublang$i}" ; then
-		SUBLANG$i="${sublang$i}"
+	read sublangi
+	if  ! -z "${sublangi}" ; then
+		SUBLANGi="${sublangi}"
 	else
-		SUBLANG$i=und
+		SUBLANGi=und
 	fi
 }
 
@@ -2868,18 +2868,18 @@
 		fi
 		;;
 		import-external)
-		for i in $(seq 1 $MAX_AMOUNT_SUBS); do
+		for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
 			printf "Provide the Subtitle file (Sub $i) press 'Enter' to skip: "
-			read -e subfile$i
-			if  ! -z "${subfile$i}" ; then
-				if  ! -f "${subfile$i}" ; then
+			read -e subfilei
+			if  ! -z "${subfilei}" ; then
+				if  ! -f "${subfilei}" ; then
 					echo
-					error "-> No such file: '${subfile$i}'"
+					error "-> No such file: '${subfilei}'"
 					error "-> Skipping subtitle $i"
 					echo
 				else
 					video_subtitles_language_func
-					EXTSUB$i="${subfile$i}"
+					EXTSUBi="${subfilei}"
 				fi
 			fi
 		done
@@ -2978,20 +2978,20 @@
 				# encoding time, second/third/... one after
 				# encoding has finished
 				get_subtitles_func $source
-				for i in $(seq 1 $MAX_AMOUNT_SUBS); do
+				for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
 					printf "Specify the Subtitle ID number (sub $i) press 'Enter' to skip: "
-					read subid$i
-					if  ! -z "$(echo ${subid$i} | grep 'a-zA-Z')" ; then
+					read subidi
+					if  ! -z "$(echo ${subidi} | grep 'a-zA-Z')" ; then
 						echo
 						error "-> You have to specify the Subtitle ID number, not the language code!"
 						error "-> Skipping subtitle $i"
 						echo
 					else
-						if  ! -z "${subid$i}" ; then
-							subtitle$i="-sid ${subid$i}"
-							vobsubout$i="-vobsubout \"${OUTPUT%.*}_sub$i\" -vobsuboutindex $(($i-1))"
-							IDXFILE$i="${OUTPUT%.*}_sub$i.idx"
-							SUBFILE$i="${OUTPUT%.*}_sub$i.sub"
+						if  ! -z "${subidi}" ; then
+							subtitlei="-sid ${subidi}"
+							vobsubouti="-vobsubout \"${OUTPUT%.*}_sub$i\" -vobsuboutindex $(($i-1))"
+							IDXFILEi="${OUTPUT%.*}_sub$i.idx"
+							SUBFILEi="${OUTPUT%.*}_sub$i.sub"
 						fi
 					fi
 				done
@@ -3344,25 +3344,25 @@
 		;;
 		subs)
 		if  ! -z "${vobsubout*}" ; then
-			for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-				if  -e "${IDXFILE$i}" -o -e "${SUBFILE$i}" ; then
+			for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+				if  -e "${IDXFILEi}" -o -e "${SUBFILEi}" ; then
 					echo
 					break
 				fi
 			done
 		fi
 		counter=1
-		for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-			while  -e "${IDXFILE$i}.$counter.old" -o -e "${SUBFILE$i}.$counter.old" ; do
+		for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+			while  -e "${IDXFILEi}.$counter.old" -o -e "${SUBFILEi}.$counter.old" ; do
 				counter=$(($counter+1))
 			done
-			if  -e "${IDXFILE$i}" ; then
-				green "-> Renaming existing file to '$(basename "${IDXFILE$i}.$counter.old")'"
-				mv -f "${IDXFILE$i}" "${IDXFILE$i}.$counter.old"
-			fi
-			if  -e "${SUBFILE$i}" ; then
-				green "-> Renaming existing file to '$(basename "${SUBFILE$i}.$counter.old")'"
-				mv -f "${SUBFILE$i}" "${SUBFILE$i}.$counter.old"
+			if  -e "${IDXFILEi}" ; then
+				green "-> Renaming existing file to '$(basename "${IDXFILEi}.$counter.old")'"
+				mv -f "${IDXFILEi}" "${IDXFILEi}.$counter.old"
+			fi
+			if  -e "${SUBFILEi}" ; then
+				green "-> Renaming existing file to '$(basename "${SUBFILEi}.$counter.old")'"
+				mv -f "${SUBFILEi}" "${SUBFILEi}.$counter.old"
 			fi
 		done
 		;;
@@ -3705,7 +3705,7 @@
 	if  ! -z "$BDTITLES" ; then
 		green "-> Found $BDTITLES titles"
 		echo
-		for t in $(seq 1 $BDTITLES); do
+		for t in $(eval echo "{1..$BDTITLES}"); do
 			TITLELENGTH="$($MPLAYER br:// $MPLAYEROPTS $device $MPOPTS 2>/dev/null | grep "^ID_BLURAY_TITLE_${t}_LENGTH" | awk -F= '{print $2}')"
 			if  ! -z "$TITLELENGTH" -a "$TITLELENGTH" != "0.000" -a "$TITLELENGTH" != "0" ; then
 				green "-> Title $t: $(($(echo "$TITLELENGTH" | awk -F. '{print $1}')/60)) minutes or $TITLELENGTH seconds"
@@ -5144,7 +5144,7 @@
 			error "-> Could not detect any audio tracks and info!"
 		else
 			TRKID="$(($TRKS-1))"
-			for i in $(seq 0 $TRKID); do
+			for i in $(eval echo "{0..$TRKID}"); do
 				AUDINFO="$TEMPDIR/audinfo"
 				$MPLAYER "$sourcetype" $MPLAYEROPTS $device $demuxer $cache -channels 8 -vo null -ao null -aid $i -identify -frames 1 2>/dev/null > "$AUDINFO"
 				AUDCDC="$(grep '^ID_AUDIO_CODEC' "$AUDINFO" | tail -n 1 | awk -F= '{print $2}' | sed 's|ff||g')"
@@ -5170,7 +5170,7 @@
 					AUDCH="?"
 				fi
 				if  "$AUDCH" != "?" ; then
-					MAXAUDCH$i="$AUDCH"
+					MAXAUDCHi="$AUDCH"
 				fi
 				if  -z "$AUDRATE" ; then
 					AUDRATE="?"
@@ -5183,8 +5183,8 @@
 				fi
 				CDCNAME="$(echo "$AUDCDC" | tr ':lower:' ':upper:' | sed 's|DCA|DTS|; s|AC3|AC-3|; s|TRUEHD|Dolby TrueHD|; s|MP3FLOAT|MP3|; s|EAC3|E-AC-3|')"
 				green "-> Track $(($i+1)): Audio ID: $i, Codec: $CDCNAME, Bitrate: $AUDBTR, Rate: $AUDRATE, Channels: $AUDCH, Language: $AUDLNG"
-				if  ! -z "${MAXAUDCH$i}" ; then
-					if  ${MAXAUDCH$i} -gt 6 ; then
+				if  ! -z "${MAXAUDCHi}" ; then
+					if  ${MAXAUDCHi} -gt 6 ; then
 						error "-> Track $(($i+1)): Warning: track contains more than 6 channels. Max supported by h264enc is 6!"
 					fi
 				fi
@@ -5194,7 +5194,7 @@
 		;;
 	esac
 	echo
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
 		if  "$i" = "1" ; then
 			case "$source" in
 				file|bd)	defdac="default is 0" ;;
@@ -5204,8 +5204,8 @@
 			defdac="press 'Enter' to skip"
 		fi
 		printf "Track $i: Specify the Audio ID number $defdac: "
-		read dac$i
-		if  ! -z "$(echo ${dac$i} | grep 'a-zA-Z')" ; then
+		read daci
+		if  ! -z "$(echo ${daci} | grep 'a-zA-Z')" ; then
 			error "-> You have to specify the 'Audio ID' number, not the language code!"
 			exit_func 1
 		fi
@@ -5216,32 +5216,32 @@
 			TRACKID1=yes
 			aid1="-aid ${dac1}"
 		else
-			if  ! -z "${dac$i}" ; then
-				TRACKID$i=yes
-				aid$i="-aid ${dac$i}"
+			if  ! -z "${daci}" ; then
+				TRACKIDi=yes
+				aidi="-aid ${daci}"
 			fi
 		fi
 		case "$source" in
 			dvd)
-			GETAUDLANG$i="$(grep "$(echo ${aid$i} | awk '{print $2}')" "$AUDTRKS" | grep -o 'language.*' | awk '{print $2}')"
-			if  ! -z "${GETAUDLANG$i}" ; then
-				if  "${GETAUDLANG$i}" = "unknown" ; then
-					AUDLANG$i="und"
+			GETAUDLANGi="$(grep "$(echo ${aidi} | awk '{print $2}')" "$AUDTRKS" | grep -o 'language.*' | awk '{print $2}')"
+			if  ! -z "${GETAUDLANGi}" ; then
+				if  "${GETAUDLANGi}" = "unknown" ; then
+					AUDLANGi="und"
 				else
-					AUDLANG$i="${GETAUDLANG$i}"
+					AUDLANGi="${GETAUDLANGi}"
 				fi
 			else
-				AUDLANG$i="und"
+				AUDLANGi="und"
 			fi
 			;;
 			file|bd)
-			if  "${TRACKID$i}" = "yes" ; then
+			if  "${TRACKIDi}" = "yes" ; then
 				printf "Track $i: Specify the 2 or 3 letter Language code for Tagging press 'Enter' to skip: "
-				read audlang$i
-				if  ! -z "${audlang$i}" ; then
-					AUDLANG$i="${audlang$i}"
+				read audlangi
+				if  ! -z "${audlangi}" ; then
+					AUDLANGi="${audlangi}"
 				else
-					AUDLANG$i="und"
+					AUDLANGi="und"
 				fi
 			fi
 			;;
@@ -5257,15 +5257,15 @@
 
 mp3_audio_func() {
 	printf "Track $i: Specify the MP3 Audio Encoding Mode ABR/CBR/VBR/PRESET - default is ABR: "
-	read mp3mode$i
-	case "${mp3mode$i}" in
+	read mp3modei
+	case "${mp3modei}" in
 		a*|A*|"")
 		printf "Track $i: Specify the MP3 Average Bitrate default is 140: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			abitrate$i="abr:br=140"
+		read abi
+		if  -z "${abi}" ; then
+			abitratei="abr:br=140"
 		else
-			abitrate$i="abr:br=${ab$i}"
+			abitratei="abr:br=${abi}"
 		fi
 		;;
 		c*|C*)
@@ -5281,24 +5281,24 @@
 		echo "6 -> 96 kbps   13 -> 320 kbps"
 		echo
 		printf "Track $i: Select the MP3 Audio Bitrate default is 10: "
-		read ab$i
-		case "${ab$i}" in
-			0)	abitrate$i="cbr:br=32" ;;
-			1)	abitrate$i="cbr:br=40" ;;
-			2)	abitrate$i="cbr:br=48" ;;
-			3)	abitrate$i="cbr:br=56" ;;
-			4)	abitrate$i="cbr:br=64" ;;
-			5)	abitrate$i="cbr:br=80" ;;
-			6)	abitrate$i="cbr:br=96" ;;
-			7)	abitrate$i="cbr:br=112" ;;
-			8)	abitrate$i="cbr:br=128" ;;
-			9)	abitrate$i="cbr:br=160" ;;
-			10|"")	abitrate$i="cbr:br=192" ;;
-			11)	abitrate$i="cbr:br=224" ;;
-			12)	abitrate$i="cbr:br=256" ;;
-			13)	abitrate$i="cbr:br=320" ;;
+		read abi
+		case "${abi}" in
+			0)	abitratei="cbr:br=32" ;;
+			1)	abitratei="cbr:br=40" ;;
+			2)	abitratei="cbr:br=48" ;;
+			3)	abitratei="cbr:br=56" ;;
+			4)	abitratei="cbr:br=64" ;;
+			5)	abitratei="cbr:br=80" ;;
+			6)	abitratei="cbr:br=96" ;;
+			7)	abitratei="cbr:br=112" ;;
+			8)	abitratei="cbr:br=128" ;;
+			9)	abitratei="cbr:br=160" ;;
+			10|"")	abitratei="cbr:br=192" ;;
+			11)	abitratei="cbr:br=224" ;;
+			12)	abitratei="cbr:br=256" ;;
+			13)	abitratei="cbr:br=320" ;;
 			*)
-			error "-> Track $i: Unknown option: '${ab$i}'"
+			error "-> Track $i: Unknown option: '${abi}'"
 			error "-> Exiting in function: mp3_audio_func()"
 			exit_func 1
 			;;
@@ -5306,11 +5306,11 @@
 		;;
 		v*|V*)
 		printf "Track $i: Specify the desired MP3 Audio Quality 0-9, lower is better - default is 3: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			abitrate$i="q=3"
+		read abi
+		if  -z "${abi}" ; then
+			abitratei="q=3"
 		else
-			abitrate$i="q=${ab$i}"
+			abitratei="q=${abi}"
 		fi
 		;;
 		p*|P*)
@@ -5323,12 +5323,12 @@
 		echo "3 -> Insane (CBR: 320 kbps)"
 		echo
 		printf "Track $i: Select an MP3 preset default is 1: "
-		read mp3preset$i
-		case "${mp3preset$i}" in
-			0)	abitrate$i="preset=medium" ;;
-			1|"")	abitrate$i="preset=standard" ;;
-			2)	abitrate$i="preset=extreme" ;;
-			3)	abitrate$i="preset=insane" ;;
+		read mp3preseti
+		case "${mp3preseti}" in
+			0)	abitratei="preset=medium" ;;
+			1|"")	abitratei="preset=standard" ;;
+			2)	abitratei="preset=extreme" ;;
+			3)	abitratei="preset=insane" ;;
 			*)
 			error "-> Track $i: Unknown MP3 preset!"
 			error "-> Exiting in function: mp3_audio_func()"
@@ -5337,24 +5337,24 @@
 		esac
 		;;
 		*)
-		error "-> Track $i: Unknown MP3 encoding mode: '${mp3mode$i}'"
+		error "-> Track $i: Unknown MP3 encoding mode: '${mp3modei}'"
 		error "-> Exiting in function: mp3_audio_func()"
 		exit_func 1
 		;;
 	esac
 	printf "Track $i: Specify the MP3 Algorithmic Quality 0-9, lower is better - default is 3: "
-	read aq$i
-	if  -z "${aq$i}" ; then
-		aquality$i=":aq=3"
+	read aqi
+	if  -z "${aqi}" ; then
+		aqualityi=":aq=3"
 	else
-		aquality$i=":aq=${aq$i}"
+		aqualityi=":aq=${aqi}"
 	fi
 	printf "Track $i: Specify the MP3 Audio Input Gain 0.0-10.0 - default is 2.2: "
-	read aig$i
-	if  -z "${aig$i}" ; then
-		again$i=":vol=2.2"
+	read aigi
+	if  -z "${aigi}" ; then
+		againi=":vol=2.2"
 	else
-		again$i=":vol=${aig$i}"
+		againi=":vol=${aigi}"
 	fi
 	echo
 	brown "Track $i: MP3 Channel Modes"
@@ -5365,19 +5365,19 @@
 	echo "3 -> Mono"
 	echo
 	printf "Track $i: Select the MP3 Channel Mode default is 1: "
-	read mp3chan$i
-	case "${mp3chan$i}" in
-		0)	mp3channel$i=":mode=0" ;;
-		1|"")	mp3channel$i=":mode=1" ;;
-		2)	mp3channel$i=":mode=2" ;;
-		3)	mp3channel$i=":mode=3" ;;
+	read mp3chani
+	case "${mp3chani}" in
+		0)	mp3channeli=":mode=0" ;;
+		1|"")	mp3channeli=":mode=1" ;;
+		2)	mp3channeli=":mode=2" ;;
+		3)	mp3channeli=":mode=3" ;;
 		*)
-		error "-> Track $i: Unknown MP3 channel option: '${mp3chan$i}'"
+		error "-> Track $i: Unknown MP3 channel option: '${mp3chani}'"
 		error "-> Exiting in function: mp3_audio_func()"
 		exit_func 1
 		;;
 	esac
-	acodec$i="-oac mp3lame -lameopts ${abitrate$i}${aquality$i}${again$i}${mp3channel$i}"
+	acodeci="-oac mp3lame -lameopts ${abitratei}${aqualityi}${againi}${mp3channeli}"
 }
 
 # Shared by both lavc and aften
@@ -5397,29 +5397,29 @@
 	echo "9 -> 160 kbps"
 	echo
 	printf "Track $i: Select the AC-3 Audio Bitrate default is 15: "
-	read ab$i
-	case "${ab$i}" in
-		0)	abitrate$i="32" ;;
-		1)	abitrate$i="40" ;;
-		2)	abitrate$i="48" ;;
-		3)	abitrate$i="56" ;;
-		4)	abitrate$i="64" ;;
-		5)	abitrate$i="80" ;;
-		6)	abitrate$i="96" ;;
-		7)	abitrate$i="112" ;;
-		8)	abitrate$i="128" ;;
-		9)	abitrate$i="160" ;;
-		10)	abitrate$i="192" ;;
-		11)	abitrate$i="224" ;;
-		12)	abitrate$i="256" ;;
-		13)	abitrate$i="320" ;;
-		14)	abitrate$i="384" ;;
-		15|"")	abitrate$i="448" ;;
-		16)	abitrate$i="512" ;;
-		17)	abitrate$i="576" ;;
-		18)	abitrate$i="640" ;;
+	read abi
+	case "${abi}" in
+		0)	abitratei="32" ;;
+		1)	abitratei="40" ;;
+		2)	abitratei="48" ;;
+		3)	abitratei="56" ;;
+		4)	abitratei="64" ;;
+		5)	abitratei="80" ;;
+		6)	abitratei="96" ;;
+		7)	abitratei="112" ;;
+		8)	abitratei="128" ;;
+		9)	abitratei="160" ;;
+		10)	abitratei="192" ;;
+		11)	abitratei="224" ;;
+		12)	abitratei="256" ;;
+		13)	abitratei="320" ;;
+		14)	abitratei="384" ;;
+		15|"")	abitratei="448" ;;
+		16)	abitratei="512" ;;
+		17)	abitratei="576" ;;
+		18)	abitratei="640" ;;
 		*)
-		error "-> Track $i: Unknown option: '${ab$i}'"
+		error "-> Track $i: Unknown option: '${abi}'"
 		error "-> Exiting in function: ac3_bitrate_func()"
 		exit_func 1
 		;;
@@ -5427,7 +5427,7 @@
 }
 
 aften_ac3_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	ac3_bitrate_func
 	echo
 	brown "Track $i: AC-3 Dynamic Range Compression"
@@ -5440,72 +5440,72 @@
 	echo "5 -> None"
 	echo
 	printf "Track $i: Select the AC-3 DRC Profile default is 5: "
-	read ac3drc$i
-	case "${ac3drc$i}" in
-		0)	drc$i="0" ;;
-		1)	drc$i="1" ;;
-		2)	drc$i="2" ;;
-		3)	drc$i="3" ;;
-		4)	drc$i="4" ;;
-		5|"")	drc$i="5" ;;
+	read ac3drci
+	case "${ac3drci}" in
+		0)	drci="0" ;;
+		1)	drci="1" ;;
+		2)	drci="2" ;;
+		3)	drci="3" ;;
+		4)	drci="4" ;;
+		5|"")	drci="5" ;;
 		*)
-		error "-> Track $i: Unknown option: '${ac3drc$i}'"
+		error "-> Track $i: Unknown option: '${ac3drci}'"
 		error "-> Exiting in function: aften_ac3_audio_func()"
 		exit_func 1
 		;;
 	esac
 	printf "Track $i: Specify the AC-3 Exponent Strategy search size 1-32, higher is better - default is 16: "
-	read ac3exp$i
-	if  -z "${ac3exp$i}" ; then
-		exps$i="16"
+	read ac3expi
+	if  -z "${ac3expi}" ; then
+		expsi="16"
 	else
-		exps$i="${ac3exp$i}"
+		expsi="${ac3expi}"
 	fi
-	ac3lfe$i=$(get_selection_func "Track $i: Apply an AC-3 LFE low-pass filter? y/N: ")
-	if  "${ac3lfe$i}" = "y" ; then
-		lfe$i="1"
+	ac3lfei=$(get_selection_func "Track $i: Apply an AC-3 LFE low-pass filter? y/N: ")
+	if  "${ac3lfei}" = "y" ; then
+		lfei="1"
 	else
-		lfe$i="0"
+		lfei="0"
 	fi
-	ac3opts$i="-b ${abitrate$i} -dynrng ${drc$i} -exps ${exps$i} -lfefilter ${lfe$i} -readtoeof 1"
+	ac3optsi="-b ${abitratei} -dynrng ${drci} -exps ${expsi} -lfefilter ${lfei} -readtoeof 1"
 }
 
 lavc_ac3_audio_func() {
 	ac3_bitrate_func
 	#printf "Track $i: Specify the Dynamic Range Compression 0.0-1.0, higher is stronger - default is 0.0: "
-	#read drc$i
-	#if  ! -z "${drc$i}" ; then
-	#	ac3drc$i="-a52drc ${drc$i}"
+	#read drci
+	#if  ! -z "${drci}" ; then
+	#	ac3drci="-a52drc ${drci}"
 	#fi
-	acodec$i="-oac lavc -lavcopts acodec=ac3:abitrate=${abitrate$i}"
+	acodeci="-oac lavc -lavcopts acodec=ac3:abitrate=${abitratei}"
 }
 
 eac3_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	printf "Track $i: Specify the E-AC-3 Audio Bitrate in kbps default is 384: "
-	read eac3br$i
-	if  -z "${eac3br$i}" ; then
-		abitrate$i="384"
+	read eac3bri
+	if  -z "${eac3bri}" ; then
+		abitratei="384"
 	else
-		abitrate$i="${eac3br$i}"
+		abitratei="${eac3bri}"
 	fi
 }
 
 dts_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	printf "Track $i: Specify the DTS Audio Bitrate in kbps default is 755: "
-	read ab$i
-	if  -z "${ab$i}" ; then
-		abitrate$i="754500"
+	read abi
+	if  -z "${abi}" ; then
+		abitratei="754500"
 	else
-		if  "${ab$i}" -le "1509" ; then
-			abitrate$i="$((${ab$i}*1000))"
+		if  "${abi}" -le "1509" ; then
+			abitratei="$((${abi}*1000))"
 		else
 			echo
 			error "-> Maximum allowed bitrate is 1509 kbps!"
 			error "-> Defaulting to max allowed bitrate"
 			echo
-			abitrate$i="1509750"
+			abitratei="1509750"
 		fi
 	fi
 }
@@ -5514,100 +5514,100 @@
 	case "$1" in
 		fl|flhq|qt|qthq|ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq|ps3|ps3hq|mz|mzhq)
 		printf "Track $i: Specify the AAC Average Bitrate default is 128: "
-		read abitrate$i
-		if  -z "${abitrate$i}" ; then
-			br$i="br=128"
+		read abitratei
+		if  -z "${abitratei}" ; then
+			bri="br=128"
 		else
-			br$i="br=${abitrate$i}"
+			bri="br=${abitratei}"
 		fi
 		case "$1" in
 			ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq)
 			# Restrict audio bitrate for devices
 			# with a maximum allowed bitrate
-			if  $(echo ${br$i} | awk '{print $2}') -gt 160 ; then
+			if  $(echo ${bri} | awk '{print $2}') -gt 160 ; then
 				echo
 				green "-> Track $i: Audio bitrate for this portable device may not exceed 160 kbps!"
 				green "-> Track $i: Falling back to 128 kbps!"
 				echo
-				br$i="br=128"
+				bri="br=128"
 			fi
 			;;
 		esac
 		;;
 		*)
 		printf "Track $i: Specify the AAC encoding mode ABR/VBR - default is ABR: "
-		read aacmode$i
-		case "${aacmode$i}" in
+		read aacmodei
+		case "${aacmodei}" in
 			a*|A*|"")
 			printf "Track $i: Specify the AAC Average Bitrate default is 192: "
-			read abitrate$i
-			if  -z "${abitrate$i}" ; then
-				br$i="br=192"
+			read abitratei
+			if  -z "${abitratei}" ; then
+				bri="br=192"
 			else
-				br$i="br=${abitrate$i}"
+				bri="br=${abitratei}"
 			fi
 			;;
 			v*|V*)
 			SKIPBTRCALC=yes
 			printf "Track $i: Specify the AAC Quality value 10-500, higher is better - default is 150: "
-			read abitrate$i
-			if  -z "${abitrate$i}" ; then
-				br$i="quality=150"
+			read abitratei
+			if  -z "${abitratei}" ; then
+				bri="quality=150"
 			else
-				br$i="quality=${abitrate$i}"
+				bri="quality=${abitratei}"
 			fi
 			;;
 			*)
-			error "-> Track $i: Unknown AAC encoding mode: '${aacmode$i}'"
+			error "-> Track $i: Unknown AAC encoding mode: '${aacmodei}'"
 			error "-> Exiting in function: aac_audio_func()"
 			exit_func 1
 			;;
 		esac
 		;;
 	esac
-	tempns$i=$(get_selection_func "Track $i: Enable AAC Temporal Noise Shaping? y/N: ")
-	if  "${tempns$i}" = "y" ; then
-		tns$i=":tns"
+	tempnsi=$(get_selection_func "Track $i: Enable AAC Temporal Noise Shaping? y/N: ")
+	if  "${tempnsi}" = "y" ; then
+		tnsi=":tns"
 	fi
-	acodec$i="-oac faac -faacopts ${br$i}${tns$i}:mpeg=4:object=2"
+	acodeci="-oac faac -faacopts ${bri}${tnsi}:mpeg=4:object=2"
 }
 
 neroaac_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	case "$1" in
 		qt|qthq|ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq|ps3|ps3hq|mz|mzhq|mx|mxhq)
-		aacprof$i="-lc"
-		AACTYPE$i="LC-AAC"
+		aacprofi="-lc"
+		AACTYPEi="LC-AAC"
 		printf "Track $i: Specify the AAC Audio Bitrate in kbps default is 128: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			neroaacbr$i="-br 128000 ${aacprof$i}"
+		read abi
+		if  -z "${abi}" ; then
+			neroaacbri="-br 128000 ${aacprofi}"
 		else
-			neroaacbr$i="-br $((${ab$i}*1000)) ${aacprof$i}"
+			neroaacbri="-br $((${abi}*1000)) ${aacprofi}"
 		fi
 		case "$1" in
 			ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq)
-			if  $(echo ${neroaacbr$i} | awk '{print $2}') -gt 160000 ; then
+			if  $(echo ${neroaacbri} | awk '{print $2}') -gt 160000 ; then
 				echo
 				green "-> Track $i: Audio bitrate for this preset may not exceed 160 kbps!"
 				green "-> Track $i: Falling back to 128 kbps!"
 				echo
-				neroaacbr$i="-br 128000 ${aacprof$i}"
+				neroaacbri="-br 128000 ${aacprofi}"
 			fi
 			;;
 		esac
-		nero2p$i=$(get_selection_func "Track $i: Use 2-pass AAC encoding instead of 1-pass? y/N: ")
-		if  "${nero2p$i}" = "y" ; then
-			neroaacbr$i="${neroaacbr$i} -2pass"
+		nero2pi=$(get_selection_func "Track $i: Use 2-pass AAC encoding instead of 1-pass? y/N: ")
+		if  "${nero2pi}" = "y" ; then
+			neroaacbri="${neroaacbri} -2pass"
 		fi
 		;;
 		*)
 		printf "Track $i: Which AAC Profile to use? LC/HE/HEv2 - default is LC: "
-		read aac_profile$i
-		case "${aac_profile$i}" in
-			LC|lc|"")	aacprof$i="-lc"; AACTYPE$i="LC-AAC" ;;
-			HE|he)		aacprof$i="-he"; AACTYPE$i="HE-AACv1" ;;
-			HEv2|hev2)	aacprof$i="-hev2"; AACTYPE$i="HE-AACv2" ;;
+		read aac_profilei
+		case "${aac_profilei}" in
+			LC|lc|"")	aacprofi="-lc"; AACTYPEi="LC-AAC" ;;
+			HE|he)		aacprofi="-he"; AACTYPEi="HE-AACv1" ;;
+			HEv2|hev2)	aacprofi="-hev2"; AACTYPEi="HE-AACv2" ;;
 			*)
 			error "-> Track $i: Unknown AAC profile"
 			error "-> Exiting in function: neroaac_audio_func()"
@@ -5615,20 +5615,20 @@
 			;;
 		esac
 		printf "Track $i: Specify the AAC Encoding Mode ABR/CBR/VBR - default is ABR: "
-		read aacmode$i
-		case "${aacmode$i}" in
+		read aacmodei
+		case "${aacmodei}" in
 			a*|A*|"")
-			case "${AACTYPE$i}" in
-				LC-AAC)		defaacbr$i="192" ;;
-				HE-AACv1)	defaacbr$i="55" ;;
-				HE-AACv2)	defaacbr$i="25" ;;
-			esac
-			printf "Track $i: Specify the AAC Average Bitrate in kbps default is ${defaacbr$i}: "
-			read ab$i
-			if  -z "${ab$i}" ; then
-				neroaacbr$i="-br $((${defaacbr$i}*1000)) ${aacprof$i}"
+			case "${AACTYPEi}" in
+				LC-AAC)		defaacbri="192" ;;
+				HE-AACv1)	defaacbri="55" ;;
+				HE-AACv2)	defaacbri="25" ;;
+			esac
+			printf "Track $i: Specify the AAC Average Bitrate in kbps default is ${defaacbri}: "
+			read abi
+			if  -z "${abi}" ; then
+				neroaacbri="-br $((${defaacbri}*1000)) ${aacprofi}"
 			else
-				neroaacbr$i="-br $((${ab$i}*1000)) ${aacprof$i}"
+				neroaacbri="-br $((${abi}*1000)) ${aacprofi}"
 			fi
 			;;
 			c*|C*)
@@ -5644,24 +5644,24 @@
 			echo "6 -> 96 kbps   13 -> 320 kbps"
 			echo
 			printf "Track $i: Select the AAC Audio Bitrate default is 10: "
-			read ab$i
-			case "${ab$i}" in
-				0)	neroaacbr$i="-cbr 32000 ${aacprof$i}" ;;
-				1)	neroaacbr$i="-cbr 40000 ${aacprof$i}" ;;
-				2)	neroaacbr$i="-cbr 48000 ${aacprof$i}" ;;
-				3)	neroaacbr$i="-cbr 56000 ${aacprof$i}" ;;
-				4)	neroaacbr$i="-cbr 64000 ${aacprof$i}" ;;
-				5)	neroaacbr$i="-cbr 80000 ${aacprof$i}" ;;
-				6)	neroaacbr$i="-cbr 96000 ${aacprof$i}" ;;
-				7)	neroaacbr$i="-cbr 112000 ${aacprof$i}" ;;
-				8)	neroaacbr$i="-cbr 128000 ${aacprof$i}" ;;
-				9)	neroaacbr$i="-cbr 160000 ${aacprof$i}" ;;
-				10|"")	neroaacbr$i="-cbr 192000 ${aacprof$i}" ;;
-				11)	neroaacbr$i="-cbr 224000 ${aacprof$i}" ;;
-				12)	neroaacbr$i="-cbr 256000 ${aacprof$i}" ;;
-				13)	neroaacbr$i="-cbr 320000 ${aacprof$i}" ;;
+			read abi
+			case "${abi}" in
+				0)	neroaacbri="-cbr 32000 ${aacprofi}" ;;
+				1)	neroaacbri="-cbr 40000 ${aacprofi}" ;;
+				2)	neroaacbri="-cbr 48000 ${aacprofi}" ;;
+				3)	neroaacbri="-cbr 56000 ${aacprofi}" ;;
+				4)	neroaacbri="-cbr 64000 ${aacprofi}" ;;
+				5)	neroaacbri="-cbr 80000 ${aacprofi}" ;;
+				6)	neroaacbri="-cbr 96000 ${aacprofi}" ;;
+				7)	neroaacbri="-cbr 112000 ${aacprofi}" ;;
+				8)	neroaacbri="-cbr 128000 ${aacprofi}" ;;
+				9)	neroaacbri="-cbr 160000 ${aacprofi}" ;;
+				10|"")	neroaacbri="-cbr 192000 ${aacprofi}" ;;
+				11)	neroaacbri="-cbr 224000 ${aacprofi}" ;;
+				12)	neroaacbri="-cbr 256000 ${aacprofi}" ;;
+				13)	neroaacbri="-cbr 320000 ${aacprofi}" ;;
 				*)
-				error "-> Track $i: Unknown option: '${ab$i}'"
+				error "-> Track $i: Unknown option: '${abi}'"
 				error "-> Exiting in function: neroaac_audio_func()"
 				exit_func 1
 				;;
@@ -5670,30 +5670,30 @@
 			v*|V*)
 			SKIPBTRCALC=yes
 			# Assuming Stereo channels
-			case "${AACTYPE$i}" in
-				LC-AAC)		defaacbr$i="0.4" ;;
-				HE-AACv1)	defaacbr$i="0.22" ;;
-				HE-AACv2)	defaacbr$i="0.11" ;;
-			esac
-			printf "Track $i: Specify the AAC Quality value 0.0-1.0, higher is better - default is ${defaacbr$i}: "
-			read ab$i
-			if  -z "${ab$i}" ; then
-				neroaacbr$i="-q ${defaacbr$i} ${aacprof$i}"
+			case "${AACTYPEi}" in
+				LC-AAC)		defaacbri="0.4" ;;
+				HE-AACv1)	defaacbri="0.22" ;;
+				HE-AACv2)	defaacbri="0.11" ;;
+			esac
+			printf "Track $i: Specify the AAC Quality value 0.0-1.0, higher is better - default is ${defaacbri}: "
+			read abi
+			if  -z "${abi}" ; then
+				neroaacbri="-q ${defaacbri} ${aacprofi}"
 			else
-				neroaacbr$i="-q ${ab$i} ${aacprof$i}"
+				neroaacbri="-q ${abi} ${aacprofi}"
 			fi
 			;;
 			*)
-			error "-> Track $i: Unknown option: '${aacmode$i}'"
+			error "-> Track $i: Unknown option: '${aacmodei}'"
 			error "-> Exiting in function: neroaac_audio_func()"
 			exit_func 1
 			;;
 		esac
-		case "${aacmode$i}" in
+		case "${aacmodei}" in
 			a*|A*|c*|C*|"")
-			nero2p$i=$(get_selection_func "Track $i: Use 2-pass AAC encoding instead of 1-pass? y/N: ")
-			if  "${nero2p$i}" = "y" ; then
-				neroaacbr$i="${neroaacbr$i} -2pass"
+			nero2pi=$(get_selection_func "Track $i: Use 2-pass AAC encoding instead of 1-pass? y/N: ")
+			if  "${nero2pi}" = "y" ; then
+				neroaacbri="${neroaacbri} -2pass"
 			fi
 			;;
 		esac
@@ -5702,114 +5702,114 @@
 }
 
 fdkaac_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	case "$1" in
 		qt|qthq|ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq|ps3|ps3hq|mz|mzhq|mx|mxhq)
-		aacprof$i="-t 2"
-		AACTYPE$i="LC-AAC"
+		aacprofi="-t 2"
+		AACTYPEi="LC-AAC"
 		printf "Track $i: Specify the AAC Audio Bitrate in kbps default is 192: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			fdkaacbr$i="-r 192000 ${aacprof$i} -a 1"
+		read abi
+		if  -z "${abi}" ; then
+			fdkaacbri="-r 192000 ${aacprofi} -a 1"
 		else
-			fdkaacbr$i="-r $((${ab$i}*1000)) ${aacprof$i} -a 1"
+			fdkaacbri="-r $((${abi}*1000)) ${aacprofi} -a 1"
 		fi
 		case "$1" in
 			ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq)
-			if  $(echo ${fdkaacbr$i} | awk '{print $2}') -gt 160000 ; then
+			if  $(echo ${fdkaacbri} | awk '{print $2}') -gt 160000 ; then
 				echo
 				green "-> Track $i: Audio bitrate for this preset may not exceed 160 kbps!"
 				green "-> Track $i: Falling back to 128 kbps!"
 				echo
-				fdkaacbr$i="-r 128000 ${aacprof$i} -a 1"
+				fdkaacbri="-r 128000 ${aacprofi} -a 1"
 			fi
 			;;
 		esac
 		;;
 		*)
 		printf "Track $i: Which AAC Profile to use? LC/HE/HEv2 - default is LC: "
-		read aac_profile$i
-		case "${aac_profile$i}" in
-			LC|lc|"")	aacprof$i="-t 2"; AACTYPE$i="LC-AAC"; defaacbr$i="192" ;;
-			HE|he)		aacprof$i="-t 5"; AACTYPE$i="HE-AACv1"; defaacbr$i="55" ;;
-			HEv2|hev2)	aacprof$i="-t 29"; AACTYPE$i="HE-AACv2"; defaacbr$i="25" ;;
+		read aac_profilei
+		case "${aac_profilei}" in
+			LC|lc|"")	aacprofi="-t 2"; AACTYPEi="LC-AAC"; defaacbri="192" ;;
+			HE|he)		aacprofi="-t 5"; AACTYPEi="HE-AACv1"; defaacbri="55" ;;
+			HEv2|hev2)	aacprofi="-t 29"; AACTYPEi="HE-AACv2"; defaacbri="25" ;;
 			*)
 			error "-> Track $i: Unknown AAC profile"
 			error "-> Exiting in function: fdkaac_audio_func()"
 			exit_func 1
 			;;
 		esac
-		printf "Track $i: Specify the AAC Audio Bitrate in kbps default is ${defaacbr$i}: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			fdkaacbr$i="-r $((${defaacbr$i}*1000)) ${aacprof$i} -a 1"
+		printf "Track $i: Specify the AAC Audio Bitrate in kbps default is ${defaacbri}: "
+		read abi
+		if  -z "${abi}" ; then
+			fdkaacbri="-r $((${defaacbri}*1000)) ${aacprofi} -a 1"
 		else
-			fdkaacbr$i="-r $((${ab$i}*1000)) ${aacprof$i} -a 1"
+			fdkaacbri="-r $((${abi}*1000)) ${aacprofi} -a 1"
 		fi
 		;;
 	esac
 }
 
 aacplus_audio_func() {
-	acodec$i="-oac pcm"
-	channels$i="-channels 2"
+	acodeci="-oac pcm"
+	channelsi="-channels 2"
 	printf "Track $i: Specify the AAC+ Audio Bitrate in kbps default is 55: "
-	read ab$i
-	if  -z "${ab$i}" ; then
-		aacplusbr$i="55"
+	read abi
+	if  -z "${abi}" ; then
+		aacplusbri="55"
 	else
-		if  ${ab$i} -ge 64 ; then
+		if  ${abi} -ge 64 ; then
 			echo
 			green "-> Track $i: Bitrates of 64 kbps and up are not supported!"
 			green "-> Track $i: Using default bitrate of 55 kbps"
 			echo
-			aacplusbr$i="55"
-		elif  ${ab$i} -lt 48 ; then
+			aacplusbri="55"
+		elif  ${abi} -lt 48 ; then
 			echo
 			green "-> Track $i: Bitrates below 48 kbps use Parametric Stereo"
 			green "             which is not recommended!"
 			green "-> Track $i: Using default bitrate of 55 kbps"
 			echo
-			aacplusbr$i="55"
+			aacplusbri="55"
 		else
-			aacplusbr$i="${ab$i}"
+			aacplusbri="${abi}"
 		fi
 	fi
 }
 
 vorbis_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	printf "Track $i: Select the Vorbis encoding mode ABR/VBR - default is VBR: "
-	read vorbmode$i
-	case "${vorbmode$i}" in
+	read vorbmodei
+	case "${vorbmodei}" in
 		a*|A*)
 		printf "Track $i: Specify the Vorbis nominal bitrate in kbps default is 160: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			vorbq$i="-b 160"
+		read abi
+		if  -z "${abi}" ; then
+			vorbqi="-b 160"
 		else
-			vorbq$i="-b ${ab$i}"
+			vorbqi="-b ${abi}"
 		fi
 		;;
 		v*|V*|"")
 		printf "Track $i: Specify the Vorbis audio quality -1-10, higher is better - default is 4: "
-		read ab$i
-		if  -z "${ab$i}" ; then
-			vorbq$i="-q 4"
+		read abi
+		if  -z "${abi}" ; then
+			vorbqi="-q 4"
 		else
-			if  ! -z "$(echo ${ab$i} | grep '\.')" ; then
+			if  ! -z "$(echo ${abi} | grep '\.')" ; then
 				echo
 				error "-> Track $i: Floating point values are not supported yet!"
-				error "-> Track $i: Rounding value to $(echo ${ab$i} | awk -F. '{print $1}')"
+				error "-> Track $i: Rounding value to $(echo ${abi} | awk -F. '{print $1}')"
 				echo
-				vorbq$i="-q $(echo ${ab$i} | awk -F. '{print $1}')"
+				vorbqi="-q $(echo ${abi} | awk -F. '{print $1}')"
 			else
-				vorbq$i="-q ${ab$i}"
+				vorbqi="-q ${abi}"
 			fi
 		fi
 		;;
 		*)
-		error "-> Unknown option: '${vorbmode$i}'"
+		error "-> Unknown option: '${vorbmodei}'"
 		error "-> Exiting in function: vorbis_audio_func()"
 		exit_func 1
 		;;
@@ -5817,36 +5817,36 @@
 }
 
 opus_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	printf "Track $i: Select the Opus encoding mode CBR/VBR - default is VBR: "
-	read opusm$i
-	case "${opusm$i}" in
-		V*|v*|"")	opusmode$i="--vbr" ;;
-		C*|c*)		opusmode$i="--hard-cbr" ;;
+	read opusmi
+	case "${opusmi}" in
+		V*|v*|"")	opusmodei="--vbr" ;;
+		C*|c*)		opusmodei="--hard-cbr" ;;
 		*)
-		error "-> Unknown option: '${opusm$i}'"
+		error "-> Unknown option: '${opusmi}'"
 		error "-> Exiting in function: opus_audio_func()"
 		exit_func 1
 		;;
 	esac
 	printf "Track $i: Specify the Audio Bitrate in kbps default is 128: "
-	read ab$i
-	if  -z "${ab$i}" ; then
-		opusbr$i="128"
+	read abi
+	if  -z "${abi}" ; then
+		opusbri="128"
 	else
-		opusbr$i="${ab$i}"
+		opusbri="${abi}"
 	fi
-	opusopts$i="${opusmode$i} --bitrate ${opusbr$i} --ignorelength"
+	opusoptsi="${opusmodei} --bitrate ${opusbri} --ignorelength"
 }
 
 flac_audio_func() {
-	acodec$i="-oac pcm"
+	acodeci="-oac pcm"
 	printf "Track $i: Specify the FLAC Audio compression 0-8, lower is better - default is 5: "
-	read ab$i
-	if  -z "${ab$i}" ; then
-		flacq$i="-5"
+	read abi
+	if  -z "${abi}" ; then
+		flacqi="-5"
 	else
-		flacq$i="-${ab$i}"
+		flacqi="-${abi}"
 	fi
 }
 
@@ -5856,7 +5856,7 @@
 audio_codec_exit_func() {
 	case "$1" in
 		error)
-		error "-> Track $i: Unknown/unsupported audio codec: '${audiocodec$i}'"
+		error "-> Track $i: Unknown/unsupported audio codec: '${audiocodeci}'"
 		;;
 	esac
 	error "-> Exiting in function: audio_codec_exit_func()"
@@ -5866,7 +5866,7 @@
 # Check availability of the selected audio codec.
 MISSING="is missing from your system!"
 check_audio_codec_func() {
-	case "${audiocodec$i}" in
+	case "${audiocodeci}" in
 		mp3)
 		if  -z "$($MENCODER -oac help 2>/dev/null | awk '{print $1}' | grep 'mp3lame')" ; then
 			error "-> MEncoder does not support MP3 audio encoding!"
@@ -5960,19 +5960,19 @@
 	echo "8 -> Skip audio resampling"
 	echo
 	printf "Track $i: Select a Resample filter default is 7: "
-	read rsmpfilter$i
-	case "${rsmpfilter$i}" in
-		0) resample$i="resample=${hertz$i}:1:0 -srate ${hertz$i}" ;;
-		1) resample$i="resample=${hertz$i}:0:0 -srate ${hertz$i}" ;;
-		2) resample$i="resample=${hertz$i}:1:1 -srate ${hertz$i}" ;;
-		3) resample$i="resample=${hertz$i}:0:1 -srate ${hertz$i}" ;;
-		4) resample$i="resample=${hertz$i}:1:2 -srate ${hertz$i}" ;;
-		5) resample$i="resample=${hertz$i}:0:2 -srate ${hertz$i}" ;;
-		6) resample$i="lavcresample=${hertz$i}:16:0 -srate ${hertz$i}" ;;
-		7|"") resample$i="lavcresample=${hertz$i}:16:1 -srate ${hertz$i}" ;;
+	read rsmpfilteri
+	case "${rsmpfilteri}" in
+		0) resamplei="resample=${hertzi}:1:0 -srate ${hertzi}" ;;
+		1) resamplei="resample=${hertzi}:0:0 -srate ${hertzi}" ;;
+		2) resamplei="resample=${hertzi}:1:1 -srate ${hertzi}" ;;
+		3) resamplei="resample=${hertzi}:0:1 -srate ${hertzi}" ;;
+		4) resamplei="resample=${hertzi}:1:2 -srate ${hertzi}" ;;
+		5) resamplei="resample=${hertzi}:0:2 -srate ${hertzi}" ;;
+		6) resamplei="lavcresample=${hertzi}:16:0 -srate ${hertzi}" ;;
+		7|"") resamplei="lavcresample=${hertzi}:16:1 -srate ${hertzi}" ;;
 		8) skiprsmp=yes ;;
 		*)
-		error "-> Track $i: Unknown option: '${rsmpfilter$i}'"
+		error "-> Track $i: Unknown option: '${rsmpfilteri}'"
 		error "-> Exiting in function: audio_resample_filters_func()"
 		exit_func 1
 		;;
@@ -5980,16 +5980,16 @@
 }
 
 audio_resample_func() {
-	rsmp$i=$(get_selection_func "Track $i: Would you like to Resample the Audio? y/N: ")
-	if  "${rsmp$i}" = "y" ; then
+	rsmpi=$(get_selection_func "Track $i: Would you like to Resample the Audio? y/N: ")
+	if  "${rsmpi}" = "y" ; then
 		case "$source" in
 			file|vcd|dvd|bd)
 			echo
 			green "-> Track $i: Detecting audio sample rate..."
-			AUDSAMPLE$i=$($MPLAYER "$sourcetype" $MPLAYEROPTS $device ${aid$i} $demuxer $cache $MPOPTS 2>/dev/null \
+			AUDSAMPLEi=$($MPLAYER "$sourcetype" $MPLAYEROPTS $device ${aidi} $demuxer $cache $MPOPTS 2>/dev/null \
 			| grep '^ID_AUDIO_RATE' | tail -n 1 | awk -F= '{print $2}')
-			if  ! -z "${AUDSAMPLE$i}" ; then
-				green "-> Track $i: Detected: ${AUDSAMPLE$i} Hz ($(echo "scale=1; ${AUDSAMPLE$i} / 1000" | $BC -l) kHz)"
+			if  ! -z "${AUDSAMPLEi}" ; then
+				green "-> Track $i: Detected: ${AUDSAMPLEi} Hz ($(echo "scale=1; ${AUDSAMPLEi} / 1000" | $BC -l) kHz)"
 			else
 				error "-> Track $i: Could not detect the sample rate!"
 			fi
@@ -5998,7 +5998,7 @@
 		echo
 		brown "Track $i: Available Sample Frequencies"
 		brown "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
-		case "${audiocodec$i}" in
+		case "${audiocodeci}" in
 			pcm|vorbis|opus)
 			echo "0 -> 8000 Hz (8 kHz)"
 			echo "1 -> 11025 Hz (11 kHz)"
@@ -6011,19 +6011,19 @@
 			echo "8 -> 48000 Hz (48 kHz)"
 			echo
 			printf "Track $i: Select a Sample Frequency default is 7: "
-			read freq$i
-			case "${freq$i}" in
-				0)	hertz$i="8000" ;;
-				1)	hertz$i="11025" ;;
-				2)	hertz$i="12000" ;;
-				3)	hertz$i="16000" ;;
-				4)	hertz$i="22050" ;;
-				5)	hertz$i="24000" ;;
-				6)	hertz$i="32000" ;;
-				7|"")	hertz$i="44100" ;;
-				8)	hertz$i="48000" ;;
+			read freqi
+			case "${freqi}" in
+				0)	hertzi="8000" ;;
+				1)	hertzi="11025" ;;
+				2)	hertzi="12000" ;;
+				3)	hertzi="16000" ;;
+				4)	hertzi="22050" ;;
+				5)	hertzi="24000" ;;
+				6)	hertzi="32000" ;;
+				7|"")	hertzi="44100" ;;
+				8)	hertzi="48000" ;;
 				*)
-				error "-> Track $i: Unknown option: '${freq$i}'"
+				error "-> Track $i: Unknown option: '${freqi}'"
 				error "-> Exiting in function: audio_resample_func()"
 				exit_func 1
 				;;
@@ -6044,22 +6044,22 @@
 			echo "11 -> 96000 Hz (96 kHz)"
 			echo
 			printf "Track $i: Select a Sample Frequency default is 7: "
-			read freq$i
-			case "${freq$i}" in
-				0)	hertz$i="8000" ;;
-				1)	hertz$i="11025" ;;
-				2)	hertz$i="12000" ;;
-				3)	hertz$i="16000" ;;
-				4)	hertz$i="22050" ;;
-				5)	hertz$i="24000" ;;
-				6)	hertz$i="32000" ;;
-				7|"")	hertz$i="44100" ;;
-				8)	hertz$i="48000" ;;
-				9)	hertz$i="64000" ;;
-				10)	hertz$i="88200" ;;
-				11)	hertz$i="96000" ;;
+			read freqi
+			case "${freqi}" in
+				0)	hertzi="8000" ;;
+				1)	hertzi="11025" ;;
+				2)	hertzi="12000" ;;
+				3)	hertzi="16000" ;;
+				4)	hertzi="22050" ;;
+				5)	hertzi="24000" ;;
+				6)	hertzi="32000" ;;
+				7|"")	hertzi="44100" ;;
+				8)	hertzi="48000" ;;
+				9)	hertzi="64000" ;;
+				10)	hertzi="88200" ;;
+				11)	hertzi="96000" ;;
 				*)
-				error "-> Track $i: Unknown option: '${freq$i}'"
+				error "-> Track $i: Unknown option: '${freqi}'"
 				error "-> Exiting in function: audio_resample_func()"
 				exit_func 1
 				;;
@@ -6071,13 +6071,13 @@
 			echo "2 -> 48000 Hz (48 kHz)"
 			echo
 			printf "Track $i: Select a Sample Frequency default is 1: "
-			read freq$i
-			case "${freq$i}" in
-				0)	hertz$i="32000" ;;
-				1|"")	hertz$i="44100" ;;
-				2)	hertz$i="48000" ;;
+			read freqi
+			case "${freqi}" in
+				0)	hertzi="32000" ;;
+				1|"")	hertzi="44100" ;;
+				2)	hertzi="48000" ;;
 				*)
-				error "-> Track $i: Unknown option: '${freq$i}'"
+				error "-> Track $i: Unknown option: '${freqi}'"
 				error "-> Exiting in function: audio_resample_func()"
 				exit_func 1
 				;;
@@ -6089,12 +6089,12 @@
 			audio_resample_filters_func
 			;;
 			*)
-			if  "${AUDSAMPLE$i}" = "${hertz$i}" ; then
+			if  "${AUDSAMPLEi}" = "${hertzi}" ; then
 				echo
 				error "-> Track $i: Detected sample rate equals selected one!"
-				error "-> Track $i: ${AUDSAMPLE$i} Hz = ${hertz$i} Hz"
+				error "-> Track $i: ${AUDSAMPLEi} Hz = ${hertzi} Hz"
 				error "-> Track $i: Skipping resampling"
-				resample$i=
+				resamplei=
 			else
 				audio_resample_filters_func
 			fi
@@ -6105,61 +6105,61 @@
 
 # Audio EQ
 audio_equalizer_func() {
-	audioeq$i=$(get_selection_func "Track $i: Would you like to use the Audio Equalizer? y/N: ")
-	if  "${audioeq$i}" = "y" ; then
+	audioeqi=$(get_selection_func "Track $i: Would you like to use the Audio Equalizer? y/N: ")
+	if  "${audioeqi}" = "y" ; then
 		printf "Track $i: Specify the Audio Equalizer parameters press 'Enter' to skip: "
-		read audeqparams$i
-		if  ! -z "${audeqparams$i}" ; then
-			audeq$i="equalizer=${audeqparams$i},"
+		read audeqparamsi
+		if  ! -z "${audeqparamsi}" ; then
+			audeqi="equalizer=${audeqparamsi},"
 		fi
 	fi
 }
 
 # Volume normalization
 audio_volnorm_func() {
-	norm$i=$(get_selection_func "Track $i: Would you like to Normalize the Audio Volume? y/N: ")
-	if  "${norm$i}" = "y" ; then
-		volnorm$i="volnorm=1,"
+	normi=$(get_selection_func "Track $i: Would you like to Normalize the Audio Volume? y/N: ")
+	if  "${normi}" = "y" ; then
+		volnormi="volnorm=1,"
 	fi
 }
 
 # Volume
 audio_volume_func() {
-	avolume$i=$(get_selection_func "Track $i: Would you like to set the Audio Volume? y/N: ")
-	if  "${avolume$i}" = "y" ; then
+	avolumei=$(get_selection_func "Track $i: Would you like to set the Audio Volume? y/N: ")
+	if  "${avolumei}" = "y" ; then
 		printf "Track $i: Specify the Audio volume in dB -200-60 - default is 2: "
-		read dbgain$i
-		if  -z "${dbgain$i}" ; then
-			volume$i="volume=2:1,"
+		read dbgaini
+		if  -z "${dbgaini}" ; then
+			volumei="volume=2:1,"
 		else
-			volume$i="volume=${dbgain$i}:1,"
+			volumei="volume=${dbgaini}:1,"
 		fi
 	fi
 }
 
 # Audio panning
 audio_pan_func() {
-	audpan$i=$(get_selection_func "Track $i: Would you like to Pan the Audio? y/N: ")
-	if  "${audpan$i}" = "y" ; then
+	audpani=$(get_selection_func "Track $i: Would you like to Pan the Audio? y/N: ")
+	if  "${audpani}" = "y" ; then
 		printf "Track $i: Specify the panning filter values press 'Enter' to skip: "
-		read panval$i
-		if  ! -z "${panval$i}" ; then
-			pan$i="pan=${panval$i},"
+		read panvali
+		if  ! -z "${panvali}" ; then
+			pani="pan=${panvali},"
 		fi
 	fi
 }
 
 # Audio channel routing/removing/adding filter
 audio_channels_func() {
-	if  -z "${chanfilter$i}" ; then
-		audroute$i=$(get_selection_func "Track $i: Would you like to Add/Remove/Route Audio Channels? y/N: ")
-		if  "${audroute$i}" = "y" ; then
+	if  -z "${chanfilteri}" ; then
+		audroutei=$(get_selection_func "Track $i: Would you like to Add/Remove/Route Audio Channels? y/N: ")
+		if  "${audroutei}" = "y" ; then
 			printf "Track $i: Specify the Audio Channels filter parameters press 'Enter' to skip: "
-			read audchanparams$i
-			if  ! -z "${audchanparams$i}" ; then
-				audchannels$i="channels=${audchanparams$i},"
-				if  "$(echo "${audchannels$i}" | awk -F: '{print $1}' | sed 's|channels=||; s|,||')" -gt "6" ; then
-					audchannels$i=
+			read audchanparamsi
+			if  ! -z "${audchanparamsi}" ; then
+				audchannelsi="channels=${audchanparamsi},"
+				if  "$(echo "${audchannelsi}" | awk -F: '{print $1}' | sed 's|channels=||; s|,||')" -gt "6" ; then
+					audchannelsi=
 					echo
 					error "-> More than 6 channels not supported!"
 					error "-> Skipping channels filter"
@@ -6172,31 +6172,31 @@
 
 # Audio channels decode function
 audio_channels_decode_func() {
-	case "${audiocodec$i}" in
+	case "${audiocodeci}" in
 		aftenac3|lavcac3|eac3|dts|aac|neroaac|fdkaac|vorbis|opus|flac|pcm|"")
-		chan$i=$(get_selection_func "Track $i: Would you like to Decode/Output more than 2 Audio Channels? y/N: ")
-		if  "${chan$i}" = "y" ; then
+		chani=$(get_selection_func "Track $i: Would you like to Decode/Output more than 2 Audio Channels? y/N: ")
+		if  "${chani}" = "y" ; then
 			case "$source" in
 				dvd|bd) defchans="6" ;;
 				*)	defchans="2" ;;
 			esac
 			audio_channels_amount_func() {
 				printf "Track $i: How many Channels to Decode? 1/2/3/4/5/6 - default is $defchans: "
-				read chandec$i
-				case "${chandec$i}" in
+				read chandeci
+				case "${chandeci}" in
 					1-6|"") true ;;
 					*)
 					echo
-					green "-> '${chandec$i}' channels not supported!"
+					green "-> '${chandeci}' channels not supported!"
 					green "-> Falling back to 2 channels decoding"
 					echo
-					chandec$i=2
+					chandeci=2
 					;;
 				esac
-				if  -z "${chandec$i}" ; then
-					channels$i="-channels $defchans"
+				if  -z "${chandeci}" ; then
+					channelsi="-channels $defchans"
 				else
-					channels$i="-channels ${chandec$i}"
+					channelsi="-channels ${chandeci}"
 				fi
 			}
 			echo
@@ -6224,32 +6224,32 @@
 			echo "        channels."
 			echo
 			printf "Track $i: Decode (D) or Output (O) the Channels? D/O - default is D: "
-			read decout$i
-			case "${decout$i}" in
+			read decouti
+			case "${decouti}" in
 				o|O|0)
 				if  "$DISABLE_ALL_AUD_FILTERS" = "n" ; then
 					audio_channels_amount_func
-					if  "${AACTYPE$i}" = "HE-AACv2" ; then
-						if  "$(echo ${channels$i} | awk '{print $2}')" != "2" ; then
+					if  "${AACTYPEi}" = "HE-AACv2" ; then
+						if  "$(echo ${channelsi} | awk '{print $2}')" != "2" ; then
 							echo
 							error "-> HE-AACv2 only supports Stereo!"
 							error "-> Forcing stereo output decoding"
 							echo
-							channels$i="-channels 2"
+							channelsi="-channels 2"
 						fi
 					else
 						printf "Track $i: How many Channels to Output? 1/2/3/4/5/6 - default is 2: "
-						read outchan$i
-						case "${outchan$i}" in
-							1)	chanfilter$i="channels=1," ;;
-							2|"")	chanfilter$i="channels=2," ;;
-							3)	chanfilter$i="channels=3," ;;
-							4)	chanfilter$i="channels=4," ;;
-							5)	chanfilter$i="channels=5," ;;
-							6)	chanfilter$i="channels=6," ;;
+						read outchani
+						case "${outchani}" in
+							1)	chanfilteri="channels=1," ;;
+							2|"")	chanfilteri="channels=2," ;;
+							3)	chanfilteri="channels=3," ;;
+							4)	chanfilteri="channels=4," ;;
+							5)	chanfilteri="channels=5," ;;
+							6)	chanfilteri="channels=6," ;;
 							*)
 							echo
-							error "-> '${outchan$i}' channels not supported!"
+							error "-> '${outchani}' channels not supported!"
 							error "-> Exiting in function: audio_channels_decode_func()"
 							echo
 							exit_func 1
@@ -6273,9 +6273,9 @@
 }
 
 aac_hev2_func() {
-	if  "${AACTYPE$i}" = "HE-AACv2" ; then
-		if  -z "${channels$i}" ; then
-			channels$i="-channels 2"
+	if  "${AACTYPEi}" = "HE-AACv2" ; then
+		if  -z "${channelsi}" ; then
+			channelsi="-channels 2"
 		fi
 	fi
 }
@@ -6284,7 +6284,7 @@
 # the above audio filters
 audio_filters_func() {
 	aud_filters_func() {
-		case "${audiocodec$i}" in
+		case "${audiocodeci}" in
 			mp3)
 			test "$ALLOW_AUD_PAN" = "y" && audio_pan_func
 			test "$ALLOW_AUD_EQUALIZER" = "y" && audio_equalizer_func
@@ -6300,8 +6300,8 @@
 	}
 	if  "$ALLOW_AUD_CHANNELS" = "y" -o "$ALLOW_AUD_PAN" = "y" -o "$ALLOW_AUD_NORMALIZE" = "y" \
 	-o "$ALLOW_AUD_VOLUME" = "y" -o "$ALLOW_AUD_RESAMPLE" = "y" -o "$ALLOW_AUD_EQUALIZER" = "y" ; then
-		use_audfilters$i=$(get_selection_func "Track $i: Would you like to use Audio filters? y/N: ")
-		if  "${use_audfilters$i}" = "y" ; then
+		use_audfiltersi=$(get_selection_func "Track $i: Would you like to use Audio filters? y/N: ")
+		if  "${use_audfiltersi}" = "y" ; then
 			case "$1" in
 				fl|flhq|ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq|ps3|ps3hq|mz|mzhq|mx|mxhq)
 				# Resampling is skipped here. See the
@@ -6321,34 +6321,34 @@
 audio_filters_var_func() {
 	case "$1" in
 		fl|flhq)
-		afilters$i="${audchannels$i}${pan$i}${audeq$i}${volnorm$i}${volume$i},lavcresample=22050:16:1 -srate 22050"
-		channels$i="-channels 2"
+		afiltersi="${audchannelsi}${pani}${audeqi}${volnormi}${volumei},lavcresample=22050:16:1 -srate 22050"
+		channelsi="-channels 2"
 		;;
 		qt|qthq)
-		afilters$i="${audchannels$i}${pan$i}${audeq$i}${volnorm$i}${volume$i}${resample$i}"
-		channels$i="-channels 2"
+		afiltersi="${audchannelsi}${pani}${audeqi}${volnormi}${volumei}${resamplei}"
+		channelsi="-channels 2"
 		;;
 		ag1|ag1hq|ipc|ipchq|ip|iphq|iph|iphhq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|psp|psphq|mz|mzhq|mx|mxhq)
-		afilters$i="${audchannels$i}${pan$i}${audeq$i}${volnorm$i}${volume$i},lavcresample=48000:16:1 -srate 48000"
-		channels$i="-channels 2"
+		afiltersi="${audchannelsi}${pani}${audeqi}${volnormi}${volumei},lavcresample=48000:16:1 -srate 48000"
+		channelsi="-channels 2"
 		;;
 		ps3|ps3hq)
-		afilters$i="${chanfilter$i}${audchannels$i}${pan$i}${audeq$i}${volnorm$i}${volume$i},lavcresample=48000:16:1 -srate 48000"
+		afiltersi="${chanfilteri}${audchannelsi}${pani}${audeqi}${volnormi}${volumei},lavcresample=48000:16:1 -srate 48000"
 		;;
 		nks60|nks60hq)
-		afilters$i="${audchannels$i}${pan$i}${audeq$i}${volnorm$i}${volume$i},lavcresample=44100:16:1 -srate 44100"
-		channels$i="-channels 2"
+		afiltersi="${audchannelsi}${pani}${audeqi}${volnormi}${volumei},lavcresample=44100:16:1 -srate 44100"
+		channelsi="-channels 2"
 		;;
 		*)
-		afilters$i="${chanfilter$i}${audchannels$i}${pan$i}${audeq$i}${volnorm$i}${volume$i}${resample$i}"
+		afiltersi="${chanfilteri}${audchannelsi}${pani}${audeqi}${volnormi}${volumei}${resamplei}"
 		;;
 	esac
 }
 
 audio_track_echo_func() {
-	for e in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
+	for e in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
 		if  "$e" != "1" ; then
-			if  "${TRACKID$e}" = "yes" ; then
+			if  "${TRACKIDe}" = "yes" ; then
 				echo
 			fi
 		fi
@@ -6357,10 +6357,10 @@
 
 select_ac3_encoder_func() {
 	printf "Track $i: Which AC-3 Encoder to use? aften/lavc - default is lavc: "
-	read ac3enc$i
-	case "${ac3enc$i}" in
+	read ac3enci
+	case "${ac3enci}" in
 		lavc|LAVC|"")
-		audiocodec$i="lavcac3"
+		audiocodeci="lavcac3"
 		lavc_ac3_audio_func
 		;;
 		aften|AFTEN)
@@ -6368,15 +6368,15 @@
 			echo
 			error "-> 'aften' is missing from your system!"
 			error "-> Falling back to the lavc encoder"
-			audiocodec$i="lavcac3"
+			audiocodeci="lavcac3"
 			lavc_ac3_audio_func
 		else
-			audiocodec$i="aftenac3"
+			audiocodeci="aftenac3"
 			aften_ac3_audio_func
 		fi
 		;;
 		*)
-		error "-> Unsupported AC-3 encoder: '${ac3enc$i}'"
+		error "-> Unsupported AC-3 encoder: '${ac3enci}'"
 		error "-> Exiting in function: select_ac3_encoder_func()"
 		exit_func 1
 		;;
@@ -6384,8 +6384,8 @@
 }
 
 select_audio_codec_func() {
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
 			case "$1" in
 				qt|qthq|iph|iphhq|fl|flhq)
 				echo
@@ -6415,8 +6415,8 @@
 				printf "Track $i: Select the Audio Codec default is AAC: "
 				;;
 			esac
-			read audiocodec$i
-			audiocodec$i="$(echo ${audiocodec$i} | tr ':upper:' ':lower:')"
+			read audiocodeci
+			audiocodeci="$(echo "${audiocodeci}" | tr ':upper:' ':lower:')"
 			check_audio_codec_func
 			case "$source" in
 				dir)
@@ -6453,9 +6453,9 @@
 			exit_func 1
 			;;
 		esac
-		for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-			if  "${TRACKID$i}" = "yes" ; then
-				audiocodec$i="$(echo "$DEFAULT_AUD_CODEC" | tr ':upper:' ':lower:')"
+		for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+			if  "${TRACKIDi}" = "yes" ; then
+				audiocodeci="$(echo "$DEFAULT_AUD_CODEC" | tr ':upper:' ':lower:')"
 			fi
 		done
 	else
@@ -6488,15 +6488,15 @@
 audio_copy_func() {
 	# In case we try to copy AAC audio we need
 	# to pass MEncoder the proper audio format
-	CPAUD$i="$($MPLAYER "$sourcetype" $MPLAYEROPTS $device $demuxer $cache ${aid$i} -vo null -ao null -frames 1 -identify 2>/dev/null | grep '^ID_AUDIO_CODEC' | tail -n 1 | awk -F= '{print $2}')"
-	if  "${CPAUD$i}" = "ffaac" ; then
-		audiofmt$i="-fafmttag 0x706d"
+	CPAUDi="$($MPLAYER "$sourcetype" $MPLAYEROPTS $device $demuxer $cache ${aidi} -vo null -ao null -frames 1 -identify 2>/dev/null | grep '^ID_AUDIO_CODEC' | tail -n 1 | awk -F= '{print $2}')"
+	if  "${CPAUDi}" = "ffaac" ; then
+		audiofmti="-fafmttag 0x706d"
 	fi
 	# For TrueHD audio
-	if  "${CPAUD$i}" = "fftruehd" ; then
-		acodec$i="-nosound"
+	if  "${CPAUDi}" = "fftruehd" ; then
+		acodeci="-nosound"
 	else
-		acodec$i="-oac copy -mc 0 -noskip -msglevel demuxer=-1 ${audiofmt$i}"
+		acodeci="-oac copy -mc 0 -noskip -msglevel demuxer=-1 ${audiofmti}"
 	fi
 }
 
@@ -6523,9 +6523,9 @@
 case "$3" in
 	qt|qthq|iph|iphhq|fl|flhq)
 	set_audio_codec_func $3
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				aac|"")
 				faac_audio_func $3
 				ask_audio_filters_func $3
@@ -6549,8 +6549,8 @@
 				audio_track_echo_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6561,9 +6561,9 @@
 	;;
 	ag1|ag1hq|ipc|ipchq|ip|iphq|atv|atvhq|ar|arhq|ar5|ar5hq|bb|bbhq|nks60|nks60hq|psp|psphq|mx|mxhq)
 	set_audio_codec_func $3
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				aac|"")
 				faac_audio_func $3
 				ask_audio_filters_func $3
@@ -6580,8 +6580,8 @@
 				audio_track_echo_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6592,9 +6592,9 @@
 	;;
 	bd40|bdhq40|bd41|bdhq41)
 	set_audio_codec_func $3
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				ac3|"")
 				select_ac3_encoder_func
 				audio_channels_decode_func
@@ -6617,8 +6617,8 @@
 				audio_copy_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6629,9 +6629,9 @@
 	;;
 	avchd|avchdhq)
 	set_audio_codec_func $3
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				ac3|"")
 				select_ac3_encoder_func
 				audio_channels_decode_func
@@ -6642,8 +6642,8 @@
 				audio_copy_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6654,9 +6654,9 @@
 	;;
 	ps3|ps3hq)
 	set_audio_codec_func $3
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				aac|"")
 				faac_audio_func $3
 				audio_channels_decode_func
@@ -6679,8 +6679,8 @@
 				audio_copy_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6691,9 +6691,9 @@
 	;;
 	mz|mzhq)
 	set_audio_codec_func $3
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				mp3)
 				mp3_audio_func
 				ask_audio_filters_func $3
@@ -6715,8 +6715,8 @@
 				audio_track_echo_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6727,9 +6727,9 @@
 	;;
 	*)
 	set_audio_codec_func $3 codec
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			case "${audiocodec$i}" in
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			case "${audiocodeci}" in
 				mp3)
 				mp3_audio_func
 				ask_audio_filters_func $3
@@ -6797,7 +6797,7 @@
 				audio_track_echo_func
 				;;
 				pcm)
-				acodec$i="-oac pcm"
+				acodeci="-oac pcm"
 				audio_channels_decode_func
 				ask_audio_filters_func $3
 				audio_track_echo_func
@@ -6806,8 +6806,8 @@
 				audio_copy_func
 				;;
 				nosound)
-				acodec$i="-nosound"
-				aid$i=
+				acodeci="-nosound"
+				aidi=
 				;;
 				*)
 				audio_codec_exit_func error
@@ -6855,120 +6855,120 @@
 					TARGET_SIZE=$tfsm
 				fi
 				# Get the chosen audio bitrate
-				for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-					if  "${TRACKID$i}" = "yes" ; then
-						case "${audiocodec$i}" in
+				for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+					if  "${TRACKIDi}" = "yes" ; then
+						case "${audiocodeci}" in
 							aftenac3|lavcac3|eac3)
-							AUDIO_BITRATE$i=${abitrate$i}
+							AUDIO_BITRATEi=${abitratei}
 							;;
 							dts)
-							AUDIO_BITRATE$i=$((${abitrate$i}/1000))
+							AUDIO_BITRATEi=$((${abitratei}/1000))
 							;;
 							mp3)
-							case "${mp3mode$i}" in
+							case "${mp3modei}" in
 								a*|A*|c*|C*|"")
-								AUDIO_BITRATE$i=$(echo ${abitrate$i} | awk -F= '{print $2}')
+								AUDIO_BITRATEi=$(echo ${abitratei} | awk -F= '{print $2}')
 								;;
 								v*|V*)
 								# Use 10 kbps lesser compared
 								# to the LAME specs
-								case "${abitrate$i}" in
-									q=0) AUDIO_BITRATE$i=230 ;;
-									q=1) AUDIO_BITRATE$i=200 ;;
-									q=2) AUDIO_BITRATE$i=180 ;;
-									q=3) AUDIO_BITRATE$i=165 ;;
-									q=4) AUDIO_BITRATE$i=155 ;;
-									q=5) AUDIO_BITRATE$i=120 ;;
-									q=6) AUDIO_BITRATE$i=105 ;;
-									q=7) AUDIO_BITRATE$i=90 ;;
-									q=8) AUDIO_BITRATE$i=75 ;;
-									q=9) AUDIO_BITRATE$i=54 ;;
+								case "${abitratei}" in
+									q=0) AUDIO_BITRATEi=230 ;;
+									q=1) AUDIO_BITRATEi=200 ;;
+									q=2) AUDIO_BITRATEi=180 ;;
+									q=3) AUDIO_BITRATEi=165 ;;
+									q=4) AUDIO_BITRATEi=155 ;;
+									q=5) AUDIO_BITRATEi=120 ;;
+									q=6) AUDIO_BITRATEi=105 ;;
+									q=7) AUDIO_BITRATEi=90 ;;
+									q=8) AUDIO_BITRATEi=75 ;;
+									q=9) AUDIO_BITRATEi=54 ;;
 								esac
 								;;
 								p*|P*)
-								case "${mp3preset$i}" in
-									0|"") AUDIO_BITRATE$i=160 ;;
-									1) AUDIO_BITRATE$i=185 ;;
-									2) AUDIO_BITRATE$i=210 ;;
-									3) AUDIO_BITRATE$i=320 ;;
+								case "${mp3preseti}" in
+									0|"") AUDIO_BITRATEi=160 ;;
+									1) AUDIO_BITRATEi=185 ;;
+									2) AUDIO_BITRATEi=210 ;;
+									3) AUDIO_BITRATEi=320 ;;
 								esac
 								;;
 							esac
 							;;
 							aac|"")
-							AUDIO_BITRATE$i=$(echo ${br$i} | sed 's|br=||g')
+							AUDIO_BITRATEi=$(echo ${bri} | sed 's|br=||g')
 							;;
 							aac+)
-							AUDIO_BITRATE$i=${aacplusbr$i}
+							AUDIO_BITRATEi=${aacplusbri}
 							;;
 							neroaac)
-							AUDIO_BITRATE$i=$(($(echo ${neroaacbr$i} | awk '{print $2}')/1000))
+							AUDIO_BITRATEi=$(($(echo ${neroaacbri} | awk '{print $2}')/1000))
 							;;
 							fdkaac)
-							AUDIO_BITRATE$i=$(($(echo ${fdkaacbr$i} | awk '{print $2}')/1000))
+							AUDIO_BITRATEi=$(($(echo ${fdkaacbri} | awk '{print $2}')/1000))
 							;;
 							vorbis)
-							case "${vorbmode$i}" in
+							case "${vorbmodei}" in
 								a*|A*)
-								AUDIO_BITRATE$i=$(echo ${vorbq$i} | awk '{print $2}')
+								AUDIO_BITRATEi=$(echo ${vorbqi} | awk '{print $2}')
 								;;
 								v*|V*|"")
 								# Quality values -> bitrate mappings
-								case "$(echo ${vorbq$i} | awk '{print $2}')" in
-									-1) AUDIO_BITRATE$i=45 ;;
-									0) AUDIO_BITRATE$i=64 ;;
-									1) AUDIO_BITRATE$i=80 ;;
-									2) AUDIO_BITRATE$i=96 ;;
-									3) AUDIO_BITRATE$i=112 ;;
-									4) AUDIO_BITRATE$i=128 ;;
-									5) AUDIO_BITRATE$i=160 ;;
-									6) AUDIO_BITRATE$i=192 ;;
-									7) AUDIO_BITRATE$i=224 ;;
-									8) AUDIO_BITRATE$i=256 ;;
-									9) AUDIO_BITRATE$i=320 ;;
-									10) AUDIO_BITRATE$i=500 ;;
+								case "$(echo ${vorbqi} | awk '{print $2}')" in
+									-1) AUDIO_BITRATEi=45 ;;
+									0) AUDIO_BITRATEi=64 ;;
+									1) AUDIO_BITRATEi=80 ;;
+									2) AUDIO_BITRATEi=96 ;;
+									3) AUDIO_BITRATEi=112 ;;
+									4) AUDIO_BITRATEi=128 ;;
+									5) AUDIO_BITRATEi=160 ;;
+									6) AUDIO_BITRATEi=192 ;;
+									7) AUDIO_BITRATEi=224 ;;
+									8) AUDIO_BITRATEi=256 ;;
+									9) AUDIO_BITRATEi=320 ;;
+									10) AUDIO_BITRATEi=500 ;;
 								esac
 								;;
 							esac
 							;;
 							opus)
-							AUDIO_BITRATE$i=${opusbr$i}
+							AUDIO_BITRATEi=${opusbri}
 							;;
 							pcm)
 							# Get channels info. Resampling is not taken
 							# into account yet so we assume 48 kHz
-							if  ! -z "${channels$i}" -a ! -z "${chanfilter$i}" ; then
-								case "$(echo "${chanfilter$i}" | sed 's|channels=||; s|,||')" in
-									1)	AUDIO_BITRATE$i=768 ;;
-									2)	AUDIO_BITRATE$i=1536 ;;
-									3)	AUDIO_BITRATE$i=2304 ;;
-									4)	AUDIO_BITRATE$i=3072 ;;
-									5)	AUDIO_BITRATE$i=3840 ;;
-									6)	AUDIO_BITRATE$i=4608 ;;
-									7)	AUDIO_BITRATE$i=5376 ;;
-									8)	AUDIO_BITRATE$i=6144 ;;
+							if  ! -z "${channelsi}" -a ! -z "${chanfilteri}" ; then
+								case "$(echo "${chanfilteri}" | sed 's|channels=||; s|,||')" in
+									1)	AUDIO_BITRATEi=768 ;;
+									2)	AUDIO_BITRATEi=1536 ;;
+									3)	AUDIO_BITRATEi=2304 ;;
+									4)	AUDIO_BITRATEi=3072 ;;
+									5)	AUDIO_BITRATEi=3840 ;;
+									6)	AUDIO_BITRATEi=4608 ;;
+									7)	AUDIO_BITRATEi=5376 ;;
+									8)	AUDIO_BITRATEi=6144 ;;
 								esac
-							elif  ! -z "${channels$i}" -a -z "${chanfilter$i}" ; then
-								case "$(echo "${channels$i}" | awk '{print $2}')" in
-									1)	AUDIO_BITRATE$i=768 ;;
-									2)	AUDIO_BITRATE$i=1536 ;;
-									3)	AUDIO_BITRATE$i=2304 ;;
-									4)	AUDIO_BITRATE$i=3072 ;;
-									5)	AUDIO_BITRATE$i=3840 ;;
-									6)	AUDIO_BITRATE$i=4608 ;;
-									7)	AUDIO_BITRATE$i=5376 ;;
-									8)	AUDIO_BITRATE$i=6144 ;;
+							elif  ! -z "${channelsi}" -a -z "${chanfilteri}" ; then
+								case "$(echo "${channelsi}" | awk '{print $2}')" in
+									1)	AUDIO_BITRATEi=768 ;;
+									2)	AUDIO_BITRATEi=1536 ;;
+									3)	AUDIO_BITRATEi=2304 ;;
+									4)	AUDIO_BITRATEi=3072 ;;
+									5)	AUDIO_BITRATEi=3840 ;;
+									6)	AUDIO_BITRATEi=4608 ;;
+									7)	AUDIO_BITRATEi=5376 ;;
+									8)	AUDIO_BITRATEi=6144 ;;
 								esac
 							else
-								AUDIO_BITRATE$i=1536
+								AUDIO_BITRATEi=1536
 							fi
 							;;
 							copy)
-							$MPLAYER "$sourcetype" $MPLAYEROPTS $device ${aid$i} $cache -vo null -ao null -identify -demuxer lavf -frames 1 2>/dev/null > "$TEMPDIR/copybitrate"
-							AUDIOBTR$i="$(grep '^ID_AUDIO_BITRATE' "$TEMPDIR/copybitrate" | tail -n 1 | awk -F= '{print $2}')"
-							case "${AUDIOBTR$i}" in
+							$MPLAYER "$sourcetype" $MPLAYEROPTS $device ${aidi} $cache -vo null -ao null -identify -demuxer lavf -frames 1 2>/dev/null > "$TEMPDIR/copybitrate"
+							AUDIOBTRi="$(grep '^ID_AUDIO_BITRATE' "$TEMPDIR/copybitrate" | tail -n 1 | awk -F= '{print $2}')"
+							case "${AUDIOBTRi}" in
 								1-9*)
-								AUDIO_BITRATE$i=$((${AUDIOBTR$i}/1000))
+								AUDIO_BITRATEi=$((${AUDIOBTRi}/1000))
 								;;
 								*|"")
 								echo
@@ -6976,18 +6976,18 @@
 								green "-> Track $i: If you know the audio bitrate, please provide it below in kbps"
 								echo
 								printf "Track $i: Provide the Audio Bitrate in kbps default is 0: "
-								read cpbtr$i
-								if  -z "${cpbtr$i}" ; then
-									AUDIO_BITRATE$i=0
+								read cpbtri
+								if  -z "${cpbtri}" ; then
+									AUDIO_BITRATEi=0
 								else
-									AUDIO_BITRATE$i=${cpbtr$i}
+									AUDIO_BITRATEi=${cpbtri}
 								fi
 								;;
 							esac
 							rm -f "$TEMPDIR/copybitrate"
 							;;
 							nosound)
-							AUDIO_BITRATE$i=0
+							AUDIO_BITRATEi=0
 							;;
 						esac
 					fi
@@ -7137,10 +7137,10 @@
 videofilters="-vf $(echo $ivtcfilter$delogofilter$cropfilter$deintfilter$fpsfilter$ild$deblockfilter$denoisefilter$debandfilter$ili$brightnessfilter$colorspacefilter,softskip,$dsizefilter$expandfilter_bfr$scale$isws$swsparam$expandfilter_afr$noisefilter$unsharpfilter$eq2filter,harddup$intfilter$telecinefilter | sed 's|^,||; s|,,|,|g; s|,$||')"
 
 # Audio filters chain
-for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-	if  "${TRACKID$i}" = "yes" ; then
-		if  ! -z "${afilters$i}" ; then
-			audiofilters$i="-af $(echo ${afilters$i} | sed 's|^,||; s|,,|,|g; s|,$||')"
+for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+	if  "${TRACKIDi}" = "yes" ; then
+		if  ! -z "${afiltersi}" ; then
+			audiofiltersi="-af $(echo ${afiltersi} | sed 's|^,||; s|,,|,|g; s|,$||')"
 		fi
 	fi
 done
@@ -7392,9 +7392,9 @@
 			*)		audfmt="-oac pcm" ;;
 		esac
 		dump_subs_func() {
-			for i in $(seq 2 $MAX_AMOUNT_SUBS); do
-				if  ! -z "${vobsubout$i}" ; then
-					echo "$MENCODER $sourcetype $device $chapters $ofps ${subtitle$i} ${vobsubout$i} ${aid$i} $audfmt -ovc copy -o /dev/null"
+			for i in $(eval echo "{2..$MAX_AMOUNT_SUBS}"); do
+				if  ! -z "${vobsubouti}" ; then
+					echo "$MENCODER $sourcetype $device $chapters $ofps ${subtitlei} ${vobsubouti} ${aidi} $audfmt -ovc copy -o /dev/null"
 					echo
 				fi
 			done
@@ -7482,11 +7482,11 @@
 mkfifo "$AUDPIPE"
 FIFO="test -p \"$AUDPIPE\" || mkfifo \"$AUDPIPE\""
 
-for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-	if  "${TRACKID$i}" = "yes" ; then
+for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+	if  "${TRACKIDi}" = "yes" ; then
 		case "$source" in
-			dir) 	AUDIOENC$i="$BATCH" ;;
-			*)	AUDIOENC$i="$TEMPDIR/audioenc$i" ;;
+			dir) 	AUDIOENCi="$BATCH" ;;
+			*)	AUDIOENCi="$TEMPDIR/audioenc$i" ;;
 		esac
 		
 		if  "$i" = "1" ; then
@@ -7495,98 +7495,98 @@
 			AUDINPUT="$TEMPDIR/audio$i.avi"
 		fi
 		if  "$i" != "1" ; then
-			audflt$i="${audiofilters$i}"
+			audflti="${audiofiltersi}"
 		fi
 		# aac-enc only supports signed 16 bit WAV format
 		# dcaenc misinterprets floating-point WAVs as
 		# 32-bit integer ones due to a known bug.
-		case "${audiocodec$i}" in
+		case "${audiocodeci}" in
 			fdkaac|dts)
-			if  ! -z "${audflt$i}" ; then
-				audfilters$i="${audflt$i},format=s16le"
+			if  ! -z "${audflti}" ; then
+				audfiltersi="${audflti},format=s16le"
 			else
-				audfilters$i="-af format=s16le"
+				audfiltersi="-af format=s16le"
 			fi
 			;;
 			*)
-			audfilters$i="${audflt$i}"
+			audfiltersi="${audflti}"
 			;;
 		esac
 		
-		MPL$i="$MPLAYER \"$AUDINPUT\" $MPLAYEROPTS ${channels$i} ${audfilters$i} -really-quiet -vc dummy -vo null -nocache -ao pcm:fast:file=\"$AUDPIPE\""
-		NERO$i="$NEROAACENC -ignorelength ${neroaacbr$i} -if \"$AUDPIPE\" -of \"$TEMPDIR/audio$i.aac\" &"
-		FDKAAC$i="$FDKAACENC ${fdkaacbr$i} \"$AUDPIPE\" \"$TEMPDIR/audio$i.aac\" &"
-		AACPLUS$i="$AACPLUSENC \"$AUDPIPE\" \"$TEMPDIR/audio$i.aac\" ${aacplusbr$i} &"
-		OGG$i="$OGGENC ${vorbq$i} \"$AUDPIPE\" -o \"$TEMPDIR/audio$i.ogg\" &"
-		OPUS$i="$OPUSENC ${opusopts$i} \"$AUDPIPE\" \"$TEMPDIR/audio$i.opus\" &"
-		FLACENC$i="$FLAC ${flacq$i} \"$AUDPIPE\" -o \"$TEMPDIR/audio$i.flac\" &"
-		DTSENC$i="$DCAENC \"$AUDPIPE\" \"$TEMPDIR/audio$i.dts\" ${abitrate$i} &"
-		AFTENENC$i="$AFTEN ${ac3opts$i} \"$AUDPIPE\" \"$TEMPDIR/audio$i.ac3\" &"
+		MPLi="$MPLAYER \"$AUDINPUT\" $MPLAYEROPTS ${channelsi} ${audfiltersi} -really-quiet -vc dummy -vo null -nocache -ao pcm:fast:file=\"$AUDPIPE\""
+		NEROi="$NEROAACENC -ignorelength ${neroaacbri} -if \"$AUDPIPE\" -of \"$TEMPDIR/audio$i.aac\" &"
+		FDKAACi="$FDKAACENC ${fdkaacbri} \"$AUDPIPE\" \"$TEMPDIR/audio$i.aac\" &"
+		AACPLUSi="$AACPLUSENC \"$AUDPIPE\" \"$TEMPDIR/audio$i.aac\" ${aacplusbri} &"
+		OGGi="$OGGENC ${vorbqi} \"$AUDPIPE\" -o \"$TEMPDIR/audio$i.ogg\" &"
+		OPUSi="$OPUSENC ${opusoptsi} \"$AUDPIPE\" \"$TEMPDIR/audio$i.opus\" &"
+		FLACENCi="$FLAC ${flacqi} \"$AUDPIPE\" -o \"$TEMPDIR/audio$i.flac\" &"
+		DTSENCi="$DCAENC \"$AUDPIPE\" \"$TEMPDIR/audio$i.dts\" ${abitratei} &"
+		AFTENENCi="$AFTEN ${ac3optsi} \"$AUDPIPE\" \"$TEMPDIR/audio$i.ac3\" &"
 		
 		# Identify audio codec
 		# for audio stream copy
-		case "${audiocodec$i}" in
+		case "${audiocodeci}" in
 			copy)
 			echo
 			green "-> Track $i: Detecting audio codec..."
-			AUDCODEC$i=$($MPLAYER "$sourcetype" $MPLAYEROPTS $device ${aid$i} $demuxer $cache -vo null -frames 1 -identify 2>/dev/null | grep '^ID_AUDIO_CODEC' | tail -n 1 | awk -F= '{print $2}')
-			case "${AUDCODEC$i}" in
-				*a52*|*ac3*)	audiocodec$i="ffac3"; detectaud$i="AC-3" ;;
-				*eac3*)		audiocodec$i="ffeac3"; detectaud$i="E-AC-3" ;;
-				*truehd*)	audiocodec$i="fftruehd"; detectaud$i="Dolby TrueHD" ;;
-				*dca*|*dts*)	audiocodec$i="ffdts"; detectaud$i="DTS" ;;
-				*vorbis*)	audiocodec$i="ffvorbis"; detectaud$i="Vorbis" ;;
-				*opus*)		audiocodec$i="ffopus"; detectaud$i="Opus" ;;
-				*pcm*)		audiocodec$i="ffpcm"; detectaud$i="PCM" ;;
-				*faad*|*aac*)	audiocodec$i="ffaac"; detectaud$i="AAC" ;;
-				*mp3*|*mad*)	audiocodec$i="ffmp3"; detectaud$i="MP3" ;;
-				*flac*)		audiocodec$i="ffflac"; detectaud$i="FLAC" ;;
-				*wma*)		audiocodec$i="unsupported"; detectaud$i="WMA" ;;
-				*dvdpcm*)	audiocodec$i="unsupported"; detectaud$i="LPCM" ;;
-				*|"")		audiocodec$i="unsupported"; detectaud$i="unknown/unsupported" ;;
+			AUDCODECi=$($MPLAYER "$sourcetype" $MPLAYEROPTS $device ${aidi} $demuxer $cache -vo null -frames 1 -identify 2>/dev/null | grep '^ID_AUDIO_CODEC' | tail -n 1 | awk -F= '{print $2}')
+			case "${AUDCODECi}" in
+				*a52*|*ac3*)	audiocodeci="ffac3"; detectaudi="AC-3" ;;
+				*eac3*)		audiocodeci="ffeac3"; detectaudi="E-AC-3" ;;
+				*truehd*)	audiocodeci="fftruehd"; detectaudi="Dolby TrueHD" ;;
+				*dca*|*dts*)	audiocodeci="ffdts"; detectaudi="DTS" ;;
+				*vorbis*)	audiocodeci="ffvorbis"; detectaudi="Vorbis" ;;
+				*opus*)		audiocodeci="ffopus"; detectaudi="Opus" ;;
+				*pcm*)		audiocodeci="ffpcm"; detectaudi="PCM" ;;
+				*faad*|*aac*)	audiocodeci="ffaac"; detectaudi="AAC" ;;
+				*mp3*|*mad*)	audiocodeci="ffmp3"; detectaudi="MP3" ;;
+				*flac*)		audiocodeci="ffflac"; detectaudi="FLAC" ;;
+				*wma*)		audiocodeci="unsupported"; detectaudi="WMA" ;;
+				*dvdpcm*)	audiocodeci="unsupported"; detectaudi="LPCM" ;;
+				*|"")		audiocodeci="unsupported"; detectaudi="unknown/unsupported" ;;
 			esac
-			green "-> Track $i: Detected ${detectaud$i} audio"
-			if  "${audiocodec$i}" = "unsupported" ; then
+			green "-> Track $i: Detected ${detectaudi} audio"
+			if  "${audiocodeci}" = "unsupported" ; then
 				error "-> Skipping unsupported track $i for the MKV/MP4/TS/OGM containers"
 			fi
 			;;
 		esac
 		
-		case "${audiocodec$i}" in
+		case "${audiocodeci}" in
 			mp3|lavcac3|aac|"")
-			case "${audiocodec$i}" in
-				mp3)		audext$i="mp3" ;;
-				lavcac3)	audext$i="ac3" ;;
-				aac|"")		audext$i="aac" ;;
+			case "${audiocodeci}" in
+				mp3)		audexti="mp3" ;;
+				lavcac3)	audexti="ac3" ;;
+				aac|"")		audexti="aac" ;;
 			esac
-			MENC$i="$MENCODER \"$sourcetype\" $device $chapters $demuxer $cache ${aid$i} ${channels$i} $fps $ofps ${acodec$i} ${audiofilters$i} $vidfilteropts $vidcodecopts -of rawaudio -o \"$TEMPDIR/audio$i.${audext$i}\""
+			MENCi="$MENCODER \"$sourcetype\" $device $chapters $demuxer $cache ${aidi} ${channelsi} $fps $ofps ${acodeci} ${audiofiltersi} $vidfilteropts $vidcodecopts -of rawaudio -o \"$TEMPDIR/audio$i.${audexti}\""
 			;;
 			ff*)
 			# Stream copy so we just dump the audio
-			if  "${audiocodec$i}" = "ffaac" ; then
-				audformat$i="-fafmttag 0x706d"
+			if  "${audiocodeci}" = "ffaac" ; then
+				audformati="-fafmttag 0x706d"
 			fi
-			case "${audiocodec$i}" in
-				ffac3|ffeac3|fftruehd)	audext$i="ac3" ;;
-				ffdts)			audext$i="dts" ;;
-				ffvorbis)		audext$i="ogg" ;;
-				ffopus)			audext$i="opus" ;;
-				ffpcm)			audext$i="wav" ;;
-				ffaac)			audext$i="aac" ;;
-				ffmp3)			audext$i="mp3" ;;
-				ffflac)			audext$i="flac" ;;
+			case "${audiocodeci}" in
+				ffac3|ffeac3|fftruehd)	audexti="ac3" ;;
+				ffdts)			audexti="dts" ;;
+				ffvorbis)		audexti="ogg" ;;
+				ffopus)			audexti="opus" ;;
+				ffpcm)			audexti="wav" ;;
+				ffaac)			audexti="aac" ;;
+				ffmp3)			audexti="mp3" ;;
+				ffflac)			audexti="flac" ;;
 			esac
-			case "${audiocodec$i}" in
+			case "${audiocodeci}" in
 				fftruehd)
-				MENC$i="$MPLAYER \"$sourcetype\" $MPLAYEROPTS $device $demuxer $cache ${aid$i} -vo null -vc dummy -dumpaudio -dumpfile \"$TEMPDIR/audio$i.${audext$i}\""
+				MENCi="$MPLAYER \"$sourcetype\" $MPLAYEROPTS $device $demuxer $cache ${aidi} -vo null -vc dummy -dumpaudio -dumpfile \"$TEMPDIR/audio$i.${audexti}\""
 				;;
 				*)
-				MENC$i="$MENCODER \"$sourcetype\" $device $chapters $demuxer $cache ${aid$i} $fps $ofps $vidcodecopts $vidfilteropts ${audformat$i} -oac copy -mc 0 -noskip -msglevel demuxer=-1 -of rawaudio -o \"$TEMPDIR/audio$i.${audext$i}\""
+				MENCi="$MENCODER \"$sourcetype\" $device $chapters $demuxer $cache ${aidi} $fps $ofps $vidcodecopts $vidfilteropts ${audformati} -oac copy -mc 0 -noskip -msglevel demuxer=-1 -of rawaudio -o \"$TEMPDIR/audio$i.${audexti}\""
 				;;
 			esac
 			;;
 			aac+|neroaac|fdkaac|aftenac3|vorbis|opus|flac|dts|pcm)
-			MENC$i="$MENCODER \"$sourcetype\" $device $chapters $demuxer $cache ${aid$i} ${channels$i} $fps $ofps $vidcodecopts $vidfilteropts -oac pcm -o \"$TEMPDIR/audio$i.avi\""
+			MENCi="$MENCODER \"$sourcetype\" $device $chapters $demuxer $cache ${aidi} ${channelsi} $fps $ofps $vidcodecopts $vidfilteropts -oac pcm -o \"$TEMPDIR/audio$i.avi\""
 			;;
 			eac3)
 			if  "$i" = "1" ; then
@@ -7596,44 +7596,44 @@
 				MENCINPUT="$sourcetype"
 				mencfilters="$fps $ofps $vidcodecopts $vidfilteropts"
 			fi
-			MENC$i="$MENCODER \"$MENCINPUT\" $device $chapters $demuxer $cache ${aid$i} ${channels$i} $mencfilters ${audflt$i} -oac lavc -lavcopts acodec=eac3:abitrate=${abitrate$i} -mc 0 -noskip -of rawaudio -o \"$TEMPDIR/audio$i.eac3\""
+			MENCi="$MENCODER \"$MENCINPUT\" $device $chapters $demuxer $cache ${aidi} ${channelsi} $mencfilters ${audflti} -oac lavc -lavcopts acodec=eac3:abitrate=${abitratei} -mc 0 -noskip -of rawaudio -o \"$TEMPDIR/audio$i.eac3\""
 			;;
 		esac
 		
 		audio_encoder_func() {
-			case "${audiocodec$i}" in
+			case "${audiocodeci}" in
 				fftruehd|eac3)
-				echo "${MENC$i}"
+				echo "${MENCi}"
 				echo "sleep 2"
 				echo
 				;;
 				mp3|pcm|lavcac3|ff*|aac|"")
 				if  "$i" != "1" ; then
-					echo "${MENC$i}"
+					echo "${MENCi}"
 					echo "sleep 2"
 				fi
 				;;
 				aac+|neroaac|fdkaac|aftenac3|vorbis|opus|flac|dts)
 				echo "$FIFO"
 				if  "$i" != "1" ; then
-					echo "${MENC$i}"
+					echo "${MENCi}"
 					echo "sleep 2"
 					echo
 				fi
-				case "${audiocodec$i}" in
-					aac+)		echo "${AACPLUS$i}" ;;
-					neroaac)	echo "${NERO$i}" ;;
-					fdkaac)		echo "${FDKAAC$i}" ;;
-					aftenac3)	echo "${AFTENENC$i}" ;;
-					vorbis)		echo "${OGG$i}" ;;
-					opus)		echo "${OPUS$i}" ;;
-					flac)		echo "${FLACENC$i}" ;;
-					dts)		echo "${DTSENC$i}" ;;
+				case "${audiocodeci}" in
+					aac+)		echo "${AACPLUSi}" ;;
+					neroaac)	echo "${NEROi}" ;;
+					fdkaac)		echo "${FDKAACi}" ;;
+					aftenac3)	echo "${AFTENENCi}" ;;
+					vorbis)		echo "${OGGi}" ;;
+					opus)		echo "${OPUSi}" ;;
+					flac)		echo "${FLACENCi}" ;;
+					dts)		echo "${DTSENCi}" ;;
 				esac
-				echo "${MPL$i}"
-				if  "${nero2p$i}" = "y" ; then
+				echo "${MPLi}"
+				if  "${nero2pi}" = "y" ; then
 					echo "sleep 2"
-					echo "${MPL$i}"
+					echo "${MPLi}"
 				fi
 				echo "sleep 2"
 				;;
@@ -7641,7 +7641,7 @@
 			echo
 		}
 		
-		audio_encoder_func >> "${AUDIOENC$i}"
+		audio_encoder_func >> "${AUDIOENCi}"
 		if  "$saveopts" = "y" ; then
 			audio_encoder_func >> "$OPTSFILE"
 		fi
@@ -7652,45 +7652,45 @@
 
 # Get audio channels info
 # Used for audio tagging
-for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-	if  "${TRACKID$i}" = "yes" ; then
-		if  ! -z "${channels$i}" -a ! -z "${chanfilter$i}" ; then
-			case "$(echo "${chanfilter$i}" | sed 's|channels=||; s|,||')" in
-				1) 	chaninfo$i="Mono" ;;
-				2)	chaninfo$i="Stereo" ;;
-				3) 	chaninfo$i="3.0" ;;
-				4) 	chaninfo$i="4.0" ;;
-				5) 	chaninfo$i="5.0" ;;
-				6) 	chaninfo$i="5.1" ;;
-				7) 	chaninfo$i="6.1" ;;
-				8)	chaninfo$i="7.1" ;;
-			esac
-		elif  ! -z "${channels$i}" -a -z "${chanfilter$i}" ; then
-			case "$(echo "${channels$i}" | awk '{print $2}')" in
-				1)	chaninfo$i="Mono" ;;
-				2)	chaninfo$i="Stereo" ;;
-				3)	chaninfo$i="3.0" ;;
-				4)	chaninfo$i="4.0" ;;
-				5)	chaninfo$i="5.0" ;;
-				6)	chaninfo$i="5.1" ;;
-				7)	chaninfo$i="6.1" ;;
-				8)	chaninfo$i="7.1" ;;
-			esac
-		else
-			case "${audiocodec$i}" in
-				ff*)	chans$i="-channels 8" ;;
-			esac
-			AUDCH$i="$($MPLAYER "$sourcetype" $MPLAYEROPTS $MPOPTS ${aid$i} ${chans$i} $demuxer $cache 2>/dev/null | grep '^ID_AUDIO_NCH' | tail -n 1 | awk -F= '{print $2}')"
-			case "${AUDCH$i}" in
-				1)	chaninfo$i="Mono" ;;
-				2)	chaninfo$i="Stereo" ;;
-				3)	chaninfo$i="3.0" ;;
-				4)	chaninfo$i="4.0" ;;
-				5)	chaninfo$i="5.0" ;;
-				6)	chaninfo$i="5.1" ;;
-				7)	chaninfo$i="6.1" ;;
-				8)	chaninfo$i="7.1" ;;
-				*|"")	chaninfo$i="Stereo" ;;
+for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+	if  "${TRACKIDi}" = "yes" ; then
+		if  ! -z "${channelsi}" -a ! -z "${chanfilteri}" ; then
+			case "$(echo "${chanfilteri}" | sed 's|channels=||; s|,||')" in
+				1) 	chaninfoi="Mono" ;;
+				2)	chaninfoi="Stereo" ;;
+				3) 	chaninfoi="3.0" ;;
+				4) 	chaninfoi="4.0" ;;
+				5) 	chaninfoi="5.0" ;;
+				6) 	chaninfoi="5.1" ;;
+				7) 	chaninfoi="6.1" ;;
+				8)	chaninfoi="7.1" ;;
+			esac
+		elif  ! -z "${channelsi}" -a -z "${chanfilteri}" ; then
+			case "$(echo "${channelsi}" | awk '{print $2}')" in
+				1)	chaninfoi="Mono" ;;
+				2)	chaninfoi="Stereo" ;;
+				3)	chaninfoi="3.0" ;;
+				4)	chaninfoi="4.0" ;;
+				5)	chaninfoi="5.0" ;;
+				6)	chaninfoi="5.1" ;;
+				7)	chaninfoi="6.1" ;;
+				8)	chaninfoi="7.1" ;;
+			esac
+		else
+			case "${audiocodeci}" in
+				ff*)	chansi="-channels 8" ;;
+			esac
+			AUDCHi="$($MPLAYER "$sourcetype" $MPLAYEROPTS $MPOPTS ${aidi} ${chansi} $demuxer $cache 2>/dev/null | grep '^ID_AUDIO_NCH' | tail -n 1 | awk -F= '{print $2}')"
+			case "${AUDCHi}" in
+				1)	chaninfoi="Mono" ;;
+				2)	chaninfoi="Stereo" ;;
+				3)	chaninfoi="3.0" ;;
+				4)	chaninfoi="4.0" ;;
+				5)	chaninfoi="5.0" ;;
+				6)	chaninfoi="5.1" ;;
+				7)	chaninfoi="6.1" ;;
+				8)	chaninfoi="7.1" ;;
+				*|"")	chaninfoi="Stereo" ;;
 			esac
 		fi
 	fi
@@ -7717,17 +7717,17 @@
 				# Input type agnostic. Only
 				# allow supported subtitle formats
 				# by MKV. Others will be skipped
-				for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-					if  ! -z "${EXTSUB$i}" ; then
-						case "$(echo "${EXTSUB$i##*.}" | tr ':upper:' ':lower:')" in
+				for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+					if  ! -z "${EXTSUBi}" ; then
+						case "$(echo "${EXTSUBi##*.}" | tr ':upper:' ':lower:')" in
 							idx|srt|ass|ssa|sup|mks)
-							MKVSUBS$i="--language -1:${SUBLANG$i} \"${EXTSUB$i}\""
+							MKVSUBSi="--language -1:${SUBLANGi} \"${EXTSUBi}\""
 							;;
 							*)
 							echo
-							error "-> Subtitle format '$(echo "${EXTSUB$i##*.}" | tr ':lower:' ':upper:')' not supported by MKV!"
+							error "-> Subtitle format '$(echo "${EXTSUBi##*.}" | tr ':lower:' ':upper:')' not supported by MKV!"
 							error "-> Supported subtitle formats are: IDX, SRT, ASS/SSA, SUP, MKS"
-							error "-> Skipping import of '${EXTSUB$i}'"
+							error "-> Skipping import of '${EXTSUBi}'"
 							echo
 							;;
 						esac
@@ -7776,9 +7776,9 @@
 							aac+|neroaac|fdkaac|aftenac3|eac3|vorbis|opus|flac|fftruehd)	MKVAUDLANG1="--language 0:${AUDLANG1}" ;;
 							*|"")								MKVAUDLANG1="--language 1:${AUDLANG1}" ;;
 						esac
-						for i in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-							if  "${TRACKID$i}" = "yes" ; then
-								MKVAUDLANG$i="--language -1:${AUDLANG$i}"
+						for i in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+							if  "${TRACKIDi}" = "yes" ; then
+								MKVAUDLANGi="--language -1:${AUDLANGi}"
 							fi
 						done
 						;;
@@ -7797,9 +7797,9 @@
 						if  ! -z "${vobsubout*}" ; then
 							mkvimpsub=$(get_selection_func "Import the ripped subtitle(s) into the MKV container? y/N: ")
 							if  "$mkvimpsub" = "y" ; then
-								for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-									if  ! -z "${IDXFILE$i}" ; then
-										MKVSUBS$i="\"${IDXFILE$i}\""
+								for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+									if  ! -z "${IDXFILEi}" ; then
+										MKVSUBSi="\"${IDXFILEi}\""
 									fi
 								done
 							fi
@@ -7868,45 +7868,45 @@
 						echo "      <Name>Video Filters</Name>"
 						echo "      <String>$(echo $videofilters | sed 's|^\-vf ||')</String>"
 						echo "    </Simple>"
-						for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-							if  "${TRACKID$i}" = "yes" ; then
-								if  "${audiocodec$i}" != "nosound" ; then
+						for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+							if  "${TRACKIDi}" = "yes" ; then
+								if  "${audiocodeci}" != "nosound" ; then
 									echo "    <Simple>"
 									echo "      <Name>Audio Codec (Track $i)</Name>"
-									case "${audiocodec$i}" in
-										aac|"")				echo "      <String>LC-AAC ${chaninfo$i}</String>" ;;
-										ffaac)				echo "      <String>AAC ${chaninfo$i}</String>" ;;
-										neroaac|fdkaac)			echo "      <String>${AACTYPE$i} ${chaninfo$i}</String>" ;;
-										aac+)				echo "      <String>HE-AACv1 ${chaninfo$i}</String>" ;;
-										vorbis|ffvorbis)		echo "      <String>Vorbis ${chaninfo$i}</String>" ;;
-										opus|ffopus)			echo "      <String>Opus ${chaninfo$i}</String>" ;;
+									case "${audiocodeci}" in
+										aac|"")				echo "      <String>LC-AAC ${chaninfoi}</String>" ;;
+										ffaac)				echo "      <String>AAC ${chaninfoi}</String>" ;;
+										neroaac|fdkaac)			echo "      <String>${AACTYPEi} ${chaninfoi}</String>" ;;
+										aac+)				echo "      <String>HE-AACv1 ${chaninfoi}</String>" ;;
+										vorbis|ffvorbis)		echo "      <String>Vorbis ${chaninfoi}</String>" ;;
+										opus|ffopus)			echo "      <String>Opus ${chaninfoi}</String>" ;;
 										mp3|ffmp3)			echo "      <String>MP3</String>" ;;
-										aftenac3|lavcac3|ffac3)		echo "      <String>AC-3 ${chaninfo$i}</String>" ;;
-										eac3)				echo "      <String>E-AC-3 ${chaninfo$i}</String>" ;;
-										fftruehd)			echo "      <String>Dolby TrueHD ${chaninfo$i}</String>" ;;
-										dts|ffdts)			echo "      <String>DTS ${chaninfo$i}</String>" ;;
-										flac|ffflac)			echo "      <String>FLAC ${chaninfo$i}</String>" ;;
-										pcm|ffpcm)			echo "      <String>PCM ${chaninfo$i}</String>" ;;
-										*)				echo "      <String>${detectaud$i} ${chaninfo$i}</String>" ;;
+										aftenac3|lavcac3|ffac3)		echo "      <String>AC-3 ${chaninfoi}</String>" ;;
+										eac3)				echo "      <String>E-AC-3 ${chaninfoi}</String>" ;;
+										fftruehd)			echo "      <String>Dolby TrueHD ${chaninfoi}</String>" ;;
+										dts|ffdts)			echo "      <String>DTS ${chaninfoi}</String>" ;;
+										flac|ffflac)			echo "      <String>FLAC ${chaninfoi}</String>" ;;
+										pcm|ffpcm)			echo "      <String>PCM ${chaninfoi}</String>" ;;
+										*)				echo "      <String>${detectaudi} ${chaninfoi}</String>" ;;
 									esac
 									echo "    </Simple>"
 									case "$source" in
 										dvd|bd|file)
 										echo "    <Simple>"
 										echo "      <Name>Audio Language (Track $i)</Name>"
-										echo "      <String>${AUDLANG$i}</String>"
+										echo "      <String>${AUDLANGi}</String>"
 										echo "    </Simple>"
 										;;
 									esac
-									if  ! -z "${audiofilters$i}" ; then
+									if  ! -z "${audiofiltersi}" ; then
 										echo "    <Simple>"
 										echo "      <Name>Audio Filters (Track $i)</Name>"
-										echo "      <String>$(echo ${audiofilters$i} | sed 's|^\-af ||; s| \-srate.*||')</String>"
+										echo "      <String>$(echo ${audiofiltersi} | sed 's|^\-af ||; s| \-srate.*||')</String>"
 										echo "    </Simple>"
 									fi
 									echo "    <Simple>"
 									echo "      <Name>Audio Encoder (Track $i)</Name>"
-									case "${audiocodec$i}" in
+									case "${audiocodeci}" in
 										aac|"")		echo "      <String>faac</String>" ;;
 										neroaac)	echo "      <String>neroAacEnc</String>" ;;
 										fdkaac)		echo "      <String>aac-enc (fdkaac)</String>" ;;
@@ -7925,11 +7925,11 @@
 								fi
 							fi
 						done
-						for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-							if  ! -z  "${SUBLANG$i}" ; then
+						for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+							if  ! -z  "${SUBLANGi}" ; then
 								echo "     <Simple>"
 								echo "       <Name>Subtitle Language (Sub $i)</Name>"
-								echo "       <String>${SUBLANG$i}</String>"
+								echo "       <String>${SUBLANGi}</String>"
 								echo "     </Simple>"
 							fi
 						done
@@ -8038,56 +8038,56 @@
 				esac
 				
 				# MKV audio & tagging for subsequent tracks
-				for i in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-					if  "${TRACKID$i}" = "yes" ; then
-						case "${audiocodec$i}" in
+				for i in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+					if  "${TRACKIDi}" = "yes" ; then
+						case "${audiocodeci}" in
 							ff*)
 							# Stream copy
-							if  "${audiocodec$i}" = "ffmp3" ; then
-								audinfo$i="${detectaud$i}"
+							if  "${audiocodeci}" = "ffmp3" ; then
+								audinfoi="${detectaudi}"
 							else
-								audinfo$i="${detectaud$i} ${chaninfo$i}"
+								audinfoi="${detectaudi} ${chaninfoi}"
 							fi
-							MKVAUD$i="--track-name -1:\"${audinfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.${audext$i}\""
+							MKVAUDi="--track-name -1:\"${audinfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.${audexti}\""
 							;;
 							mp3)
-							MKVAUD$i="--track-name -1:\"MP3\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.mp3\""
+							MKVAUDi="--track-name -1:\"MP3\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.mp3\""
 							;;
 							aac+)
-							MKVAUD$i="--track-name -1:\"HE-AACv1 ${chaninfo$i}\" ${MKVAUDLANG$i} --aac-is-sbr 0:1 \"$TEMPDIR/audio$i.aac\""
+							MKVAUDi="--track-name -1:\"HE-AACv1 ${chaninfoi}\" ${MKVAUDLANGi} --aac-is-sbr 0:1 \"$TEMPDIR/audio$i.aac\""
 							;;
 							neroaac|fdkaac)
-							case "${AACTYPE$i}" in
-								HE-AACv1|HE-AACv2) MKVSBR$i="--aac-is-sbr 0:1" ;;
+							case "${AACTYPEi}" in
+								HE-AACv1|HE-AACv2) MKVSBRi="--aac-is-sbr 0:1" ;;
 							esac
-							MKVAUD$i="--track-name -1:\"${AACTYPE$i} ${chaninfo$i}\" ${MKVAUDLANG$i} ${MKVSBR$i} --no-chapters \"$TEMPDIR/audio$i.aac\""
+							MKVAUDi="--track-name -1:\"${AACTYPEi} ${chaninfoi}\" ${MKVAUDLANGi} ${MKVSBRi} --no-chapters \"$TEMPDIR/audio$i.aac\""
 							;;
 							aac|"")
-							MKVAUD$i="--track-name -1:\"LC-AAC ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.aac\""
+							MKVAUDi="--track-name -1:\"LC-AAC ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.aac\""
 							;;
 							aftenac3)
-							MKVAUD$i="--track-name -1:\"AC-3 ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.ac3\""
+							MKVAUDi="--track-name -1:\"AC-3 ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.ac3\""
 							;;
 							lavcac3)
-							MKVAUD$i="--track-name -1:\"AC-3 ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.ac3\""
+							MKVAUDi="--track-name -1:\"AC-3 ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.ac3\""
 							;;
 							eac3)
-							MKVAUD$i="--track-name -1:\"E-AC-3 ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.eac3\""
+							MKVAUDi="--track-name -1:\"E-AC-3 ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.eac3\""
 							;;
 							vorbis)
-							MKVAUD$i="--track-name -1:\"Vorbis ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.ogg\""
+							MKVAUDi="--track-name -1:\"Vorbis ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.ogg\""
 							;;
 							opus)
-							MKVAUD$i="--track-name -1:\"Opus ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.opus\""
+							MKVAUDi="--track-name -1:\"Opus ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.opus\""
 							;;
 							flac)
-							MKVAUD$i="--track-name -1:\"FLAC ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.flac\""
+							MKVAUDi="--track-name -1:\"FLAC ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.flac\""
 							;;
 							dts)
-							MKVAUD$i="--track-name -1:\"DTS ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.dts\""
+							MKVAUDi="--track-name -1:\"DTS ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.dts\""
 							;;
 							pcm)
-							MKVAUD$i="-D --track-name -1:\"PCM ${chaninfo$i}\" ${MKVAUDLANG$i} \"$TEMPDIR/audio$i.avi\""
+							MKVAUDi="-D --track-name -1:\"PCM ${chaninfoi}\" ${MKVAUDLANGi} \"$TEMPDIR/audio$i.avi\""
 							;;
 						esac
 					fi
@@ -8179,17 +8179,17 @@
 				# Input type agnostic. Only
 				# allow supported subtitle formats
 				# by MP4. Others will be skipped
-				for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-					if  ! -z "${EXTSUB$i}" ; then
-						case "$(echo "${EXTSUB$i##*.}" | tr ':upper:' ':lower:')" in
+				for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+					if  ! -z "${EXTSUBi}" ; then
+						case "$(echo "${EXTSUBi##*.}" | tr ':upper:' ':lower:')" in
 							idx|srt|ttxt)
-							MP4SUBS$i="-add \"${EXTSUB$i}\":lang=${SUBLANG$i}"
+							MP4SUBSi="-add \"${EXTSUBi}\":lang=${SUBLANGi}"
 							;;
 							*)
 							echo
-							error "-> Subtitle format '$(echo "${EXTSUB$i##*.}" | tr ':lower:' ':upper:')' not supported by MP4!"
+							error "-> Subtitle format '$(echo "${EXTSUBi##*.}" | tr ':lower:' ':upper:')' not supported by MP4!"
 							error "-> Supported subtitle formats are: IDX, SRT, TTXT"
-							error "-> Skipping import of '${EXTSUB$i}'"
+							error "-> Skipping import of '${EXTSUBi}'"
 							echo
 							;;
 						esac
@@ -8242,9 +8242,9 @@
 					# Audio language info
 					case "$source" in
 						dvd|bd|file)
-						for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-							if  "${TRACKID$i}" = "yes" ; then
-								MP4AUDLANG$i=":lang=${AUDLANG$i}"
+						for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+							if  "${TRACKIDi}" = "yes" ; then
+								MP4AUDLANGi=":lang=${AUDLANGi}"
 							fi
 						done
 						;;
@@ -8263,9 +8263,9 @@
 						if  ! -z "${vobsubout*}" ; then
 							mp4impsub=$(get_selection_func "Import the ripped subtitle(s) into the MP4 container? y/N: ")
 							if  "$mp4impsub" = "y" ; then
-								for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-									if  ! -z "${IDXFILE$i}" ; then
-										MP4SUBS$i="-add \"${IDXFILE$i}\""
+								for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+									if  ! -z "${IDXFILEi}" ; then
+										MP4SUBSi="-add \"${IDXFILEi}\""
 									fi
 								done
 							fi
@@ -8354,39 +8354,39 @@
 				esac
 				
 				# Subsequent tracks
-				for i in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-					if  "${TRACKID$i}" = "yes" ; then
-						case "${audiocodec$i}" in
+				for i in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+					if  "${TRACKIDi}" = "yes" ; then
+						case "${audiocodeci}" in
 							ff*)
 							# Stream copy
-							if  "${audiocodec$i}" = "ffmp3" ; then
-								audinfo$i="${detectaud$i}"
+							if  "${audiocodeci}" = "ffmp3" ; then
+								audinfoi="${detectaudi}"
 							else
-								audinfo$i="${detectaud$i} ${chaninfo$i}"
+								audinfoi="${detectaudi} ${chaninfoi}"
 							fi
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.${audext$i}\"#audio:name=\"${audinfo$i}\"${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.${audexti}\"#audio:name=\"${audinfoi}\"${MP4AUDLANGi}"
 							;;
 							mp3)
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.mp3\"#audio:name=\"MP3\"${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.mp3\"#audio:name=\"MP3\"${MP4AUDLANGi}"
 							;;
 							vorbis)
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.ogg\"#audio:name=\"Vorbis ${chaninfo$i}\"${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.ogg\"#audio:name=\"Vorbis ${chaninfoi}\"${MP4AUDLANGi}"
 							;;
 							aftenac3|lavcac3)
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.ac3\"#audio:name=\"AC-3 ${chaninfo$i}\"${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.ac3\"#audio:name=\"AC-3 ${chaninfoi}\"${MP4AUDLANGi}"
 							;;
 							aac+)
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.aac\"#audio:sbr:name=\"HE-AACv1 Stereo\"${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.aac\"#audio:sbr:name=\"HE-AACv1 Stereo\"${MP4AUDLANGi}"
 							;;
 							aac|"")
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.aac\"#audio:name=\"LC-AAC ${chaninfo$i}\"${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.aac\"#audio:name=\"LC-AAC ${chaninfoi}\"${MP4AUDLANGi}"
 							;;
 							neroaac|fdkaac)
-							RMNEROAUD$i="rm -f \"$TEMPDIR/audio$i.aac\""
-							case "${AACTYPE$i}" in
-								HE-AACv1|HE-AACv2) AACSBR$i=":sbr" ;;
+							RMNEROAUDi="rm -f \"$TEMPDIR/audio$i.aac\""
+							case "${AACTYPEi}" in
+								HE-AACv1|HE-AACv2) AACSBRi=":sbr" ;;
 							esac
-							AUDIOINPUT$i="-add \"$TEMPDIR/audio$i.aac\"#audio:name=\"${AACTYPE$i} ${chaninfo$i}\"${AACSBR$i}${MP4AUDLANG$i}"
+							AUDIOINPUTi="-add \"$TEMPDIR/audio$i.aac\"#audio:name=\"${AACTYPEi} ${chaninfoi}\"${AACSBRi}${MP4AUDLANGi}"
 							;;
 						esac
 					fi
@@ -8429,8 +8429,8 @@
 					echo "$RMMP4VID"
 					echo
 					echo "$RMMP4AUD"
-					for trk in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-						test ! -z "${RMNEROAUD$trk}" && echo "${RMNEROAUD$trk}"
+					for trk in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+						test ! -z "${RMNEROAUDtrk}" && echo "${RMNEROAUDtrk}"
 					done
 					echo "sleep 2"
 					echo
@@ -8498,9 +8498,9 @@
 				
 				case "$source" in
 					dvd|bd|file)
-					for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-						if  "${TRACKID$i}" = "yes" ; then
-							TSAUDLANG$i=", lang=${AUDLANG$i}"
+					for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+						if  "${TRACKIDi}" = "yes" ; then
+							TSAUDLANGi=", lang=${AUDLANGi}"
 						fi
 					done
 					;;
@@ -8547,37 +8547,37 @@
 				esac
 				
 				# Second, third, etc audio tracks
-				for i in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-					if  "${TRACKID$i}" = "yes" ; then
-						case "${audiocodec$i}" in
+				for i in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+					if  "${TRACKIDi}" = "yes" ; then
+						case "${audiocodeci}" in
 							ffac3|ffeac3)
-							METAAUD$i="echo \"A_AC3, \\\"$TEMPDIR/audio$i.raw\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_AC3, \\\"$TEMPDIR/audio$i.raw\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							ffdts)
-							METAAUD$i="echo \"A_DTS, \\\"$TEMPDIR/audio$i.raw\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_DTS, \\\"$TEMPDIR/audio$i.raw\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							ffmp3)
-							METAAUD$i="echo \"A_MP3, \\\"$TEMPDIR/audio$i.raw\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_MP3, \\\"$TEMPDIR/audio$i.raw\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							aac|"")
-							METAAUD$i="echo \"A_AAC, \\\"$TEMPDIR/audio$i.aac\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_AAC, \\\"$TEMPDIR/audio$i.aac\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							mp3)
-							METAAUD$i="echo \"A_MP3, \\\"$TEMPDIR/audio$i.mp3\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_MP3, \\\"$TEMPDIR/audio$i.mp3\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							aftenac3|lavcac3)
-							METAAUD$i="echo \"A_AC3, \\\"$TEMPDIR/audio$i.ac3\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_AC3, \\\"$TEMPDIR/audio$i.ac3\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							eac3)
-							METAAUD$i="echo \"A_AC3, \\\"$TEMPDIR/audio$i.eac3\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_AC3, \\\"$TEMPDIR/audio$i.eac3\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							dts)
-							METAAUD$i="echo \"A_DTS, \\\"$TEMPDIR/audio$i.dts\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+							METAAUDi="echo \"A_DTS, \\\"$TEMPDIR/audio$i.dts\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 							;;
 							neroaac|fdkaac)
-							case "${AACTYPE$i}" in
+							case "${AACTYPEi}" in
 								LC-AAC)
-								METAAUD$i="echo \"A_AAC, \\\"$TEMPDIR/audio$i.aac\\\"${TSAUDLANG$i}\" >> \"$TEMPDIR/tsmuxer.meta\""
+								METAAUDi="echo \"A_AAC, \\\"$TEMPDIR/audio$i.aac\\\"${TSAUDLANGi}\" >> \"$TEMPDIR/tsmuxer.meta\""
 								;;
 							esac
 							;;
@@ -8625,8 +8625,8 @@
 					echo
 					echo "$METAOPT"
 					echo "$METAVID"
-					for trk in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-						echo "${METAAUD$trk}"
+					for trk in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+						echo "${METAAUDtrk}"
 					done
 					echo "$TSMUXER \"$TEMPDIR/tsmuxer.meta\" \"$TSOUT\""
 					echo "sleep 2"
@@ -8706,24 +8706,24 @@
 				esac
 				
 				# Subsequent tracks
-				for i in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-					if  "${TRACKID$i}" = "yes" ; then
-						case "${audiocodec$i}" in
+				for i in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+					if  "${TRACKIDi}" = "yes" ; then
+						case "${audiocodeci}" in
 							# audio stream copy
 							ff*)
-							OGMAUD$i="-c LANGUAGE=${AUDLANG$i} \"$TEMPDIR/audio$i.${audext$i}\""
+							OGMAUDi="-c LANGUAGE=${AUDLANGi} \"$TEMPDIR/audio$i.${audexti}\""
 							;;
 							mp3)
-							OGMAUD$i="-c LANGUAGE=${AUDLANG$i} \"$TEMPDIR/audio$i.mp3\""
+							OGMAUDi="-c LANGUAGE=${AUDLANGi} \"$TEMPDIR/audio$i.mp3\""
 							;;
 							aftenac3|lavcac3)
-							OGMAUD$i="-c LANGUAGE=${AUDLANG$i} \"$TEMPDIR/audio$i.ac3\""
+							OGMAUDi="-c LANGUAGE=${AUDLANGi} \"$TEMPDIR/audio$i.ac3\""
 							;;
 							vorbis)
-							OGMAUD$i="-c LANGUAGE=${AUDLANG$i} \"$TEMPDIR/audio$i.ogg\""
+							OGMAUDi="-c LANGUAGE=${AUDLANGi} \"$TEMPDIR/audio$i.ogg\""
 							;;
 							pcm)
-							OGMAUD$i="-c LANGUAGE=${AUDLANG$i} -D \"$TEMPDIR/audio$i.avi\""
+							OGMAUDi="-c LANGUAGE=${AUDLANGi} -D \"$TEMPDIR/audio$i.avi\""
 							;;
 						esac
 					fi
@@ -8753,17 +8753,17 @@
 				# Input type agnostic. Only
 				# allow supported subtitle formats
 				# by OGM. Others will be skipped
-				for i in $(seq 1 $MAX_AMOUNT_SUBS); do
-					if  ! -z "${EXTSUB$i}" ; then
-						case "$(echo "${EXTSUB$i##*.}" | tr ':upper:' ':lower:')" in
+				for i in $(eval echo "{1..$MAX_AMOUNT_SUBS}"); do
+					if  ! -z "${EXTSUBi}" ; then
+						case "$(echo "${EXTSUBi##*.}" | tr ':upper:' ':lower:')" in
 							srt|SRT)
-							OGMSUBS$i="-c LANGUAGE=${SUBLANG$i} \"${EXTSUB$i}\""
+							OGMSUBSi="-c LANGUAGE=${SUBLANGi} \"${EXTSUBi}\""
 							;;
 							*)
 							echo
-							error "-> Subtitle format '$(echo "${EXTSUB$i##*.}" | tr ':lower:' ':upper:')' not supported by OGM!"
+							error "-> Subtitle format '$(echo "${EXTSUBi##*.}" | tr ':lower:' ':upper:')' not supported by OGM!"
 							error "-> Supported subtitle formats are: SRT"
-							error "-> Skipping import of '${EXTSUB$i}'"
+							error "-> Skipping import of '${EXTSUBi}'"
 							echo
 							;;
 						esac
@@ -8863,8 +8863,8 @@
 		echo >> "$OPTSFILE"
 	fi
 	if  "$avi_to_mkv" = "no" -a "$avi_to_mp4" = "no" -a "$avi_to_ts" = "no" -a "$avi_to_ogm" = "no" ; then
-		for i in $(seq 2 $MAX_AMOUNT_AUD_TRACKS); do
-			if  "${TRACKID$i}" = "yes" ; then
+		for i in $(eval echo "{2..$MAX_AMOUNT_AUD_TRACKS}"); do
+			if  "${TRACKIDi}" = "yes" ; then
 				echo
 				error "-> Subsequent audio track(s) only supported by"
 				error "   the MKV/MP4/TS/OGM containers!"
@@ -9011,13 +9011,13 @@
 	*)			audfmt="-oac pcm" ;;
 esac
 
-for i in $(seq 2 $MAX_AMOUNT_SUBS); do
-	if  ! -z "${vobsubout$i}" ; then
+for i in $(eval echo "{2..$MAX_AMOUNT_SUBS}"); do
+	if  ! -z "${vobsubouti}" ; then
 		echo
 		green "-> Dumping subtitle $i, please wait..."
 		sleep 2
-		$MENCODER $sourcetype $device $chapters $ofps ${aid$i} ${subtitle$i} -vobsubout "${SUBFILE$i%.*}" -vobsuboutindex $(($i-1)) $audfmt -ovc copy -o /dev/null >/dev/null 2>&1
-		if  -e "${IDXFILE$i}" ; then
+		$MENCODER $sourcetype $device $chapters $ofps ${aidi} ${subtitlei} -vobsubout "${SUBFILEi%.*}" -vobsuboutindex $(($i-1)) $audfmt -ovc copy -o /dev/null >/dev/null 2>&1
+		if  -e "${IDXFILEi}" ; then
 			green "-> Done"
 		else
 			error "-> Failed!"
@@ -9035,72 +9035,72 @@
 
 # Encode audio
 if  "$avi_to_mkv" = "yes" -o "$avi_to_mp4" = "yes" -o "$avi_to_ogm" = "yes" -o "$avi_to_ts" = "yes" ; then
-	for i in $(seq 1 $MAX_AMOUNT_AUD_TRACKS); do
-		if  "${TRACKID$i}" = "yes" ; then
-			if  ! -z "$(grep '.*' "${AUDIOENC$i}")" ; then
+	for i in $(eval echo "{1..$MAX_AMOUNT_AUD_TRACKS}"); do
+		if  "${TRACKIDi}" = "yes" ; then
+			if  ! -z "$(grep '.*' "${AUDIOENCi}")" ; then
 				sleep 2
 				echo
-				case "${audiocodec$i}" in
+				case "${audiocodeci}" in
 					ff*)
 					# Stream copy
-					audfile$i="$TEMPDIR/audio$i.${audext$i}"
-					green "-> Track $i: Dumping ${detectaud$i} audio, please wait..."
+					audfilei="$TEMPDIR/audio$i.${audexti}"
+					green "-> Track $i: Dumping ${detectaudi} audio, please wait..."
 					;;
 					mp3)
-					audfile$i="$TEMPDIR/audio$i.mp3"
+					audfilei="$TEMPDIR/audio$i.mp3"
 					green "-> Track $i: Encoding audio to MP3, please wait..."
 					;;
 					neroaac)
-					audfile$i="$TEMPDIR/audio$i.aac"
-					green "-> Track $i: Encoding audio with 'neroAacEnc' to ${AACTYPE$i}, please wait..."
+					audfilei="$TEMPDIR/audio$i.aac"
+					green "-> Track $i: Encoding audio with 'neroAacEnc' to ${AACTYPEi}, please wait..."
 					;;
 					fdkaac)
-					audfile$i="$TEMPDIR/audio$i.aac"
-					green "-> Track $i: Encoding audio with 'aac-enc' to ${AACTYPE$i}, please wait..."
+					audfilei="$TEMPDIR/audio$i.aac"
+					green "-> Track $i: Encoding audio with 'aac-enc' to ${AACTYPEi}, please wait..."
 					;;
 					aac|"")
-					audfile$i="$TEMPDIR/audio$i.aac"
+					audfilei="$TEMPDIR/audio$i.aac"
 					green "-> Track $i: Encoding audio with 'MEncoder' to LC-AAC, please wait..."
 					;;
 					aac+)
-					audfile$i="$TEMPDIR/audio$i.aac"
+					audfilei="$TEMPDIR/audio$i.aac"
 					green "-> Track $i: Encoding audio with 'aacplusenc' to HE-AACv1, please wait..."
 					;;
 					aftenac3)
-					audfile$i="$TEMPDIR/audio$i.ac3"
+					audfilei="$TEMPDIR/audio$i.ac3"
 					green "-> Track $i: Encoding audio with 'aften' to AC-3, please wait..."
 					;;
 					lavcac3)
-					audfile$i="$TEMPDIR/audio$i.ac3"
+					audfilei="$TEMPDIR/audio$i.ac3"
 					green "-> Track $i: Encoding audio with 'MEncoder' to AC-3, please wait..."
 					;;
 					eac3)
-					audfile$i="$TEMPDIR/audio$i.eac3"
+					audfilei="$TEMPDIR/audio$i.eac3"
 					green "-> Track $i: Encoding audio with 'MEncoder' to E-AC-3, please wait..."
 					;;
 					vorbis)
-					audfile$i="$TEMPDIR/audio$i.ogg"
+					audfilei="$TEMPDIR/audio$i.ogg"
 					green "-> Track $i: Encoding audio with 'oggenc' to Vorbis, please wait..."
 					;;
 					opus)
-					audfile$i="$TEMPDIR/audio$i.opus"
+					audfilei="$TEMPDIR/audio$i.opus"
 					green "-> Track $i: Encoding audio with 'opusenc' to Opus, please wait..."
 					;;
 					flac)
-					audfile$i="$TEMPDIR/audio$i.flac"
+					audfilei="$TEMPDIR/audio$i.flac"
 					green "-> Track $i: Encoding audio with 'flac' to FLAC, please wait..."
 					;;
 					dts)
-					audfile$i="$TEMPDIR/audio$i.dts"
+					audfilei="$TEMPDIR/audio$i.dts"
 					green "-> Track $i: Encoding audio with 'dcaenc' to DTS, please wait..."
 					;;
 					pcm)
-					audfile$i="$TEMPDIR/audio$i.avi"
+					audfilei="$TEMPDIR/audio$i.avi"
 					green "-> Track $i: Encoding audio with 'MEncoder' to PCM/WAV, please wait..."
 					;;
 				esac
-				source "${AUDIOENC$i}" >/dev/null 2>&1
-				if  -e "${audfile$i}" -a "$(stat -c %s "${audfile$i}")" -ge "20480" ; then
+				source "${AUDIOENCi}" >/dev/null 2>&1
+				if  -e "${audfilei}" -a "$(stat -c %s "${audfilei}")" -ge "20480" ; then
 					green "-> Track $i: Done"
 				else
 					error "-> Track $i: Failed"