#!/bin/bash
###########################################################################
# 		Simple mencoder script for ripping DVD's		  #
# 	 by listman@nerdherdclan.com with help from S1nned      	  #
# scripting help from goldfish and r00t|viao at #bash on irc.freenode.net #
###########################################################################

###########################################################################
# All mencoder commands have been setup in the following format. 	  #
# If there is any reason this should be changed please let me know.       #
# if there isn't please keep the same format if you edit the script.      #
# this will make it easier for others to edit the script later.           #
# mencoder $SOURCE -aid 128 (video title track & audio track)             #
# -oac format options (audio format & options)                            #
# -ovc format -options (video format & options)				  #
# -o "$STORE/$TITLE".avi (output file)					  #
# If the oac is set to lavc then the options will be in the video options #


# You must have a value for store and aid or this script will not work
# Path to save file in eg. /home/%username
STORE="/home/videos"
AID="128"

# You can use the following to set your custom function.
# Ill add more options later that will be based on what you
# choose for oac and ovc

#SCALE eg 720:480 640:480 not in script
SCALE="720:480"

# Ratio 4/3 - 16/9 - autoaspect not in script
RATIO="16/9"

# Audio Bitrate - not in script
ABRATE="128"

# File extention - do not include the . 
# (can set the format if useing lavc)
TYPE="avi"

### oac  options audio codec - 
OAC="lavc"

### ovc - options video codec -
OVC="lavc"

### -of container format - not in script yet
OF="mpeg"

### -of lavc container format - not in script yet
# OFLCF="mpg"  # not needed, set by file extention


## Functions - please do not edit the standard functions.
## There is a functions called Custom for you below

###########################################################################
# 2 pass mpeg4 video w/ lame ---- EXTRA NEED TO REPLACE crop can be used
# anywhere now

MPEG4 ()
{
mencoder "dvd://$TRACK" -aid 128 \
-ovc lavc -lavcopts vcodec=mpeg4:mbd=2:trell \
-oac mp3lame -lameopts vbr=3:vol=8 -mc 0 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}
###########################################################################
## 2 pass + crop detect mpeg4 video w/ lame
MPEG42 ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-ovc lavc -lavcopts vcodec=mpeg4:vpass=1 \
-oac mp3lame -lameopts vbr=3:vol=6 -mc 0 \
-o /dev/null

mencoder "dvd://$TRACK"  -aid "$AID" \
-ovc lavc -lavcopts vcodec=mpeg4:mbd=2:trell -vf "$CROP" \
-oac mp3lame -lameopts vbr=3:vol=6 -mc 0 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}
###########################################################################
## Good quality-large file-short encode time.
NTSC_DVD ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac lavc \
-ovc lavc -of mpeg -mpegopts format=dvd -vf "$CROP",scale=720:480,harddup \
-srate 48000 -af volume=8:lavcresample=48000 -lavcopts vcodec=mpeg2video:vrc_buf_size=1835:\
vrc_maxrate=9800:vbitrate=2900:keyint=18:aspect=16/9:acodec=ac3:abitrate=192 \
-ofps 30000/1001 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}
###########################################################################
## NOT TESTED
DVD2 ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-oac lavc \
-ovc lavc -lavcopts vpass=1 \
-o /dev/null

mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac lavc \
-ovc lavc -of mpeg -mpegopts format=dvd:tsaf \
-vf "$CROP",scale=720:480,harddup -srate 48000 -af volume=8:lavcresample=48000 \
-lavcopts vpass=2 vcodec=mpeg2video:vrc_buf_size=1835:vrc_maxrate=9800:vbitrate=2900:\
keyint=18:vstrict=0:acodec=ac3:abitrate=192:autoaspect -ofps 30000/1001 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}
###########################################################################
## NOT TESTED
NTSC_SVCD ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac lavc \
-ovc lavc -of mpeg -mpegopts format=xsvcd  -vf \
"$CROP",scale=480:480,harddup -srate 44100 -af volume=8:lavcresample=44100 -lavcopts \
vcodec=mpeg2video:mbd=2:keyint=18:vrc_buf_size=917:vrc_minrate=600:\
keyint=18:vstrict=0:acodec=ac3:abitrate=192:aspect=16/9 -ofps 30000/1001 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}
###########################################################################
## NOT TESTED
SVCD2 ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-oac lavc \
-ovc lavc -of mpeg -lavcopts vpass=1 \
-o /dev/null

mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac lavc \
-ovc lavc -of mpeg -mpegopts format=xsvcd  -vf \
"$CROP",scale=480:480,harddup -srate 44100 -af volume=8:lavcresample=44100 -lavcopts vpass=2 \
vcodec=mpeg2video:mbd=2:keyint=18:vrc_buf_size=917:vrc_minrate=600:\
keyint=18:vstrict=0:acodec=ac3:abitrate=192:aspect=16/9 -ofps 30000/1001 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}
###########################################################################
## NOT TESTED
NTSC_VCD ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac lavc \
-ovc lavc -of mpeg -mpegopts format=xvcd -vf \
"$CROP",scale=352:240,harddup -srate 44100 -af lavcresample=44100 -lavcopts \
vcodec=mpeg1video:keyint=18:vrc_buf_size=327:vrc_minrate=1152:\
vbitrate=2152:vrc_maxrate=1152:acodec=mp2:abitrate=224 -ofps 30000/1001 \
-o "$STORE/$TITLE".mpg
echo
exit 0
}

###########################################################################
## LONG encoding time but almost 
##DVD quality and smaller file
XVID ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac mp3lame -lameopts br=92:vol=9 \
-ovc xvid -xvidencopts fixed_quant=3 -vf "$CROP" \
-o "$STORE/$TITLE".avi
echo
exit 0
}
###########################################################################
# Longer encode time than XViD But files are 1/2 the size
XVID2 ()
{
mencoder "dvd://$TRACK" -aid "$AID" \
-mc 0 -oac mp3lame -lameopts br=92:vol=9 \
-ovc xvid -xvidencopts autoaspect:chroma_opt:vhq=4:bvhq=1:quant_type=mpeg:\
qpel:turbo:max_bframes=2:threads=2:bitrate=600 -vf "$CROP",scale=528:320 \
-o "$STORE/$TITLE".avi
echo
exit 0
}
###########################################################################
CUSTOM ()
{ mencoder "dvd://$TRACK" -aid "$AID" \
-oac $OAC \
-ovc $OVC \
-o "$STORE/$TITLE"."$TYPE"
echo
exit 0
}

##################### END  FUNCTIONS ######################################
echo "Kick back for a sec, I have to grab some info"
sleep 2
TITLE="$(lsdvd | awk '/Disc/ {print $3}')"
TRACK="$(lsdvd | awk '/Longest/ {print $3}')"

mencoder "dvd://$TRACK" -oac lavc -ovc lavc -vf cropdetect -o /dev/null > /tmp/cropdetect & PID=$!; sleep 15; kill "$PID"
CROP="$( awk '/-vf/{moo=$19} END{sub(").","", moo); print moo}' /tmp/cropdetect )"
clear

echo
echo " I am going to be writing to $STORE"
echo
echo "The Title has been set to $TITLE"
echo
echo "The longest track is track $TRACK"
echo
echo "and here is what crop detect gave us "$CROP""
sleep 5

 case "$1" in
	mpeg4)
	    MPEG4
		;;
	mpeg42)
	    MPEG42
		;;
	dvd)
	    NTSC_DVD
		;;
	dvd2)
	    DVD2
	    	;;
	svcd)
	     NTSC_SVCD
		;;
	svcd2)
	    SVCD2
		;;
	vcd)
	    NTSC_VCD
		;;
	xvid)
	    XVID
		;;
	xvid2) 
	    XVID2
		;;
	custom) 
	    CUSTOM
		;;
	*) echo 
	    echo "You didn't specify anything so lets do that now" ;;
    esac
echo
echo "If you know what you want to rip you can just"
echo "type ripit format - like ripit dvd or ripit svcd"
echo
echo "Would you like to change the Title : (yes/no)"
read TCHANGE

case $TCHANGE in
	y|yes)
	  echo "please enter a Title Name: "
	   	read TITLE ;;
	n|no)
		echo ;;
	*)
	echo "Im sorry I dont understand that selection"
	exit 1 ;;
esac
echo
clear

echo "############################################"
echo "############################################"
echo "##                                        ##"
echo "##  Please select from the following menu ##"
echo "##  which format you would like to try    ##"
echo "##                                        ##"
echo "############################################"
echo "############################################"

echo " 1) MPEG4 		should work not used yet"
echo " 2) MPEG4 2pass 		should work not used yet"
echo " 3) NTSC DVD 		1 hr 3-5GB dvd quality"
echo " 4) NTSC DVD 2 pass 	2 hr 3-5GB dvd quality"
echo " 5) NTSC SVCD 		1 hr 800MB ok quality "
echo " 6) NTSC SVCD 2 pass 	1.5 hr 800MB ok quality"
echo " 7) NTSC VCD 		45min 600MB bad quality"
echo " 8) XVID    		1.5GB 2 hrs almost dvd quality"
echo " 9) XVID-2  		800mb 3 hrs good quality"
echo " 10) CUSTOM"

read CHOICE

	case "$CHOICE" in
	"1" ) mpeg4 ;;
	"2" ) mpeg42 ;;
	"3" ) NTSC_DVD ;;
	"4" ) DVD2 ;;
	"5" ) NTSC_SVCD ;;
	"6" ) SVCD2 ;;
	"7" ) NTSC_VCD ;;
	"8" ) XVID ;;
	"9" ) XVID2 ;;
	"10" ) CUSTOM ;;
	*) 
		echo " You didnt select anything so we are all done here"
		echo " please try again after you wake up"
		exit 1 ;;
	esac
exit 0