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-#!/bin/bash
-
-# (c) 2003 Vajna Miklos <mainroot@freemail.hu>
-# divx2svcd for MPlayer
-# distributed under GPL License
-
-# simple utility that creates a SVCD from a video in an AVI container
-
-# The newest version of this utility can be found at
-# http://vmiklos.uw.hu/divx2svcd/divx2svcd
-# MPlayer available at
-# http://www.mplayerhq.hu/MPlayer/releases/MPlayer-1.0pre3try2.tar.bz2
-
-###changelog###
-#nobody cares about it :-)
-cat >/dev/null <<EOF
-0.5.1
-- faster code by not re-mplexing one-cd-size or smaller videos
-
-0.5.0
-- needless for dumpvideo patch ;-)
-
-0.4.9
-- changed default bitrate to 1600 for better quality
-- fix for burning more than one cd
-- fix for wrong parameter help
-
-0.4.8
-- small fixes
-
-0.4.7
-- fixed bug, when there is no sub available
-
-0.4.6
-- support for burning the svcd with cdrecord
-- lots of paranoid options for better quality from Denes Balatoni
-
-0.4.5
-- support for filenames including spaces
-
-0.4.4
-- support for checking all applications this script uses
-- this changelog
-
-0.4.3
-- advanced detectation of movie aspect (mpeg4 codec, mpeg container)
-
-0.4.2
-- advanced vf options for movies with non-standard aspect
-
-0.4.1
-- checking for available sub
-
-0.4.0
-- support for tcmplex-panteltje
-- support for libavcodec audio encoder
-
-0.3.1-0.3.2
-- small fixes
-
-0.3
-- almost totally rewritten from scratch
- based on the idea of Denes Balatoni <pnis@coder.hu>
-- support for toolame instead of mp2enc
-- suppert for libavcodec mpeg2video codec instead of mpeg2enc
-
-0.2
-- support for tcmplex instead of mplex
-
-0.1rc2-rc4
-- small bugfixes
-
-0.1rc1
-- initial release
-
-EOF
-
-
-###preparing###
-#help
-
-usage()
-{
- cat <<EOF
-Usage: `basename $0` input_avi [options]
-
-Options:
--b|--bitrate xx bitrate of mp2 video stream [1375]
--s|--cdsize xx size of the cd we split the video to [795]
--w|--writecd enables burning [disable]
--d|--device xx scsi cd-recording device if you are using linux 2.4.x [0,0,0]
--c|--clean clean up svcd images you just created
--h|--help this help screen
-EOF
-
-}
-
-#initializating constants
-version='0.5.1'
-bitrate=1375
-cdsize=795
-burning=0
-cleaning=0
-dev4='0,0,0'
-firstcd=1
-
-#paranoid options
-paraopts='vrc_override=1,10,708:vqcomp=0.1:vratetol=10000000:vrc_buf_size=917:vrc_maxrate=2500:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,12,14,18,27,29,34,37,38,22,26,27,31,36,37,38,40,26,27,29,36,39,38,40,48,27,29,34,37,38,40,48,58,29,34,37,38,40,48,58,69,34,37,38,40,48,58,69,79:inter_matrix=16,18,20,22,24,26,28,30,18,20,22,24,26,28,30,32,20,22,24,26,28,30,32,34,22,24,26,30,32,32,34,36,24,26,28,32,34,34,36,38,26,28,30,32,34,36,38,40,28,30,32,34,36,38,42,42,30,32,34,36,38,40,42,44'
-
-#header
-echo "DivX2SvcD $version (C) 2003-2004 Vajna Miklos"
-echo
-
-#checking for ls
-ls=`which ls`
-
-#checking for bc
-which bc >/dev/null 2>&1
-bcbin=`which bc 2>/dev/null`
-if [ $? != 0 ]; then
- cat <<EOF
-ERROR: Can't find bc. You can download it at
-ftp://ftp.ibiblio.org/pub/gnu/bc/bc-1.06.tar.gz
-EOF
-exit 1
-fi
-
-#checking for vcdimager
-which vcdimager >/dev/null 2>&1
-bcbin=`which vcdimager 2>/dev/null`
-if [ $? != 0 ]; then
- cat <<EOF
-ERROR: Can't find vcdimager. You can download it at http://www.vcdimager.org
-/pub/vcdimager/vcdimager-0.7_UNSTABLE/vcdimager-0.7.14.tar.gz
-EOF
-exit 1
-fi
-
-#checking which mplex utility we have to use
-which tcmplex-panteltje >/dev/null 2>&1
-if [ $? = 0 ]; then
- tcp_path=`which tcmplex-panteltje 2>&1`
-else
- tcp_path="x"
-fi
-which tcmplex >/dev/null 2>&1
-if [ $? = 0 ]; then
- tc_path=`which tcmplex 2>&1`
-else
- tc_path="x"
-fi
-
-if [ -x $tcp_path ]; then
- tcbin=tcmplex-panteltje
- tcopt=-0
-elif [ -x $tc_path ]; then
- tcbin=tcmplex
- tcopt=-p
-else
- cat <<EOF
-ERROR: Can't find any sutable mplex utility. You can download
-tcmplex-panteltje at http://sunsite.rediris.es/
-sites2/ibiblio.org/linux/apps/video/tcmplex-panteltje-0.3.tgz
-EOF
-exit 1
-fi
-
-#pharsing parameters
-
-if [ $# -le 0 ]; then
- echo "Missing parameter!"
- usage
- exit 1
-fi
-
-case $1 in
- -h)
- usage
- exit 1
- ;;
- -*)
- echo "Missing parameter!"
- usage
- exit 1
- ;;
- *)
- input=`echo $1 |sed 's/\\ / /'`
- if [ "$input" = "`basename "$input"`" ]; then
- input="`pwd`/$1"
- fi
- nev=`basename "$input" .avi`
- shift 1
- ;;
-esac
-
-while [ "$1"x != "x" ]; do
- case $1 in
- -b|--bitrate)
- bitrate=$2
- shift 1
- ;;
- -s|--cdsize)
- cdsize="$2"
- shift 1
- ;;
- -d|--device)
- dev4="$2"
- shift 1
- ;;
- -w|--write)
- burning=1
- ;;
- -c|--clean)
- cleaning=1
- ;;
- -h|--help)
- usage
- exit 0
- ;;
- esac
- shift 1
-done
-
-#checking for cd-recording device
-if [ "$burning" = 1 ]; then
-echo -n "Searching for cdrecorder device... "
-
-if [ `uname -r |cut -d '.' -f 2` = 4 ]; then
- #linux 2.4.x
- dev="dev=$dev4"
- echo "$dev4"
-elif [ `uname -r |cut -d '.' -f 2` = 6 ]; then
- #linux 2.6.x
- if [ -e /dev/cdrecorder ]; then
- dev='dev=/dev/cdrecorder'
- echo "/dev/cdrecorder"
- else
- cat <<EOF
-ERROR: Device file /dev/cdrecorder not found. Please link your
-cd-recording device to /dev/cdrecorder!
-Example: 'cd /dev; ln -s hdc cdrecorder'
-EOF
- exit 1
- fi
-else
- cat <<EOF
-ERROR: Linux 2.4 or 2.6 series not found. You can download it at
-http://www.kernel.org/ ;-)
-EOF
- exit 1
-fi
-
-#checking for cdrecord
-which cdrecord >/dev/null 2>&1
-cdrbin=`which cdrecord 2>/dev/null`
-if [ $? != 0 ]; then
- cat <<EOF
-ERROR: Can't find cdrecord. You can download it at
-ftp://ftp.berlios.de/pub/cdrecord/alpha/cdrtools-2.01a20.tar.gz
-EOF
-exit 1
-else #checking for version >= 2.01a14
- echo -n "Checking for cdrecord version >= 2.01a14... "
- $cdrbin cuefile=a 2>&1 |grep 'Bad Option' >/dev/null 2>&1
- if [ "$?" = 0 ]; then
- cat <<EOF
-ERROR: Can't find cdrecord version >= 2.01a14. You can download it at
-ftp://ftp.berlios.de/pub/cdrecord/alpha/cdrtools-2.01a20.tar.gz
-EOF
- else
- echo "`$cdrbin -version |cut -d ' ' -f 2`"
- fi
-fi
-fi
-
-#checking for sub avariable
-
-if [ -f "$nev.sub" ]; then
- subopts=$nev.sub
-else
- subopts=''
-fi
-
-if [ "x$subopts" = "x" ]; then
- subs=''
-else
- subs='-sub '
-fi
-
-#checking for what height needed
-inputwidth=`mplayer -vo null -ao null "$input" -frames 1 2>/dev/null |grep '=>'|cut -d ' ' -f 5|cut -d x -f 1`
-inputheight=`mplayer -vo null -ao null "$input" -frames 1 2>/dev/null |grep '=>'|cut -d ' ' -f 5|cut -d x -f 2`
-svcdaspect=`echo -e "scale=10\n1.596/($inputwidth/$inputheight)"|bc /dev/stdin`
-height=`echo -e "scale=10\n$svcdaspect*480"|bc /dev/stdin|cut -d . -f 1`
-
-#checking for ratios less than 1.33
-istoohigh=`expr $height \> 577`
-if [ "$istoohigh" = 1 ]; then
- height=576
-fi
-
-#find out the vf options
-if [ "$height" = 576 ]; then
- vfopts='-vf scale=480:576'
-else
- #-vf processes filters in reverse order
- exy=`echo -e "scale=10\n(576-$height)/2"|bc /dev/stdin|cut -d . -f 1`
- vfopts="-vf scale=480:$height,expand=480:576:0:$exy:1"
- echo "Using filter options: '$vfopts'"
-fi
-
-#finish displaying informations
-if [ "$burning" = 1 ]; then
-#asking for cd
-cat <<EOF
-
-Please insert a blank cd in your cdwriter.
-(If you are using a rewritable media,
-don't forgot to blank it before using divx2svcd.)
-Press any key when your are ready.
-EOF
-read -n 1 i
-fi
-
-
-###start working###
-#encoding
-mencoder -ofps 25 -oac lavc "$input" -ovc lavc -lavcopts vcodec=mpeg2video:vbitrate=$bitrate:acodec=mp2:abitrate=128:keyint=25:aspect=4/3:$paraopts -o "${nev}2.avi" -srate 44100 -of mpeg -channels 2 $vfopts $subs "$subopts"
-
-videosize=`$ls -l "${nev}2.avi"|tr -s ' '|cut -d ' ' -f5`
-if ! [ `echo $(( $cdsize*1048576 < $videosize ))` = "1" ]; then
- #video is smaller, than $cdsize
- mv ${nev}2.avi ${nev}00.mpg
-else
- #splitting
- mplayer -dumpvideo -dumpfile "$nev.m2v" "${nev}2.avi"
- mplayer -dumpaudio -dumpfile "$nev.mp2" "${nev}2.avi"
- rm "${nev}2.avi"
- echo "maxFileSize = $cdsize" > template
- $tcbin -i "$nev.m2v" $tcopt "$nev.mp2" -o "$nev.mpg" -m s -F template
- rm template
- rm "$nev.m2v" "$nev.mp2"
-fi
-
-for i in *mpg
-do
- nev2=`basename "$i" .mpg`
- #creating images
- vcdimager -t svcd -c "$nev2.cue" -b "$nev2.bin" "$i"
- #burning if needs
- if [ "$burning" = 1 ]; then
- if [ "$firstcd" != 1 ]; then
- cat <<EOF
-
-Please insert an another blank cd in your cdwriter.
-Press any key when your are ready.
-EOF
- read -n 1 i
- else
- firstcd=2
- fi
- $cdrbin -v -dao $dev speed=12 gracetime=2 driveropts=burnfree -eject cuefile="$nev2.cue"
- fi
- #cleaning if needs
- if [ "$cleaning" = 1 ]; then
- rm -f "$nev2.cue" "$nev2.bin"
- fi
-done
-rm -f "$nev"*mpg
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