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|
#!/bin/sh
#
# Version: 0.1.2
#
# Licence: GPL
#
# 2002/04/14 Jürgen Hammelmann <juergen.hammelmann@gmx.de>
#
# Script: MPlayer Sources (DVD) to (S)VCD ripping and burning
#
# requires: newest mplayer cvs version
# mjpegtools v1.6 beta
# vcdimager
# cdrdao
# lame
#
################################################################################
#
# 2002/04/11 v0.1.0: first version
# 2002/04/12 v0.1.1:
# 2002/04/14 v0.1.2:
# - handles now multiple vcd's
# - support's mp3 audio as option
# - use of mp2enc/lame instead of toolame because of support
# of resampling and mp3
#
################################################################################
#
# global config section, change them to your needs!
TMPDIR="." # path to directory for creating temporary files, recommended 2-3GB space
CDDRV="generic-mmc" # cdrdao: cdwriter driver
CDDEV="--device 0,1,0" # or comment out and create link /dev/cdrecorder to your cdwriter dev
################################################################################
AUDIO="audiodump.wav"
VIDEO="stream.yuv"
################################################################################
function usage() {
echo "usage: $HOWCALLED <filename> [options] [mplayer options]"
echo
echo "$HOWCALLED options:"
echo
echo "-h|-? help"
echo "-w outputs in wide screen format 16:9"
echo "-abr <n> output audio bitrate in kbs [224]"
echo "-asr <n> output audio sample rate in Hz [48000]"
echo "-blank cleans cd-rw before burning"
echo "-cdsize <n> maximal size of cd images [646]"
echo "-denoise denoises mpeg stream"
echo "-noburn disables burning"
echo "-mp3 outputs audio in mp3 instead of mp2 format"
echo "-mpg don't encode from source, multiplex/burn"
echo " only the encoded mpg stream"
echo "-vcdout encode to VCD format [default]"
echo "-svcdout encode to SVCD format"
echo
echo "example:"
echo "'$HOWCALLED crazy -dvd 3 -w' encodes and burns dvd title 3 to VCD in 16:9."
}
HOWCALLED=`basename $0`
NAME=$1
if [ $# -le 1 ]; then
usage
exit 1
fi
shift 1
cd $TMPDIR
rm -f $VIDEO
rm -f $AUDIO
# create a named pipe for video stream
mkfifo -m 660 $VIDEO
# some inits
params=""
wide=""
blank=0
burn=1
mp3=0
mkstream=1
abr=224
abrset=0
asr=44100
denoise="cat -"
norm="VCD"
mplexnorm="-f 2 -m 1 -V"
max=646
mpegnorm="-f 2 -b 1152 -B 260"
imaget="-t vcd2"
while [ "$1"x != "x" ]; do
case $1 in
-w)
wide="-M WIDE2STD"
;;
-h|-?)
usage
exit 0
;;
-abr)
abr=$2
abrset=1
shift 1
;;
-asr)
asr=$2
shift 1
;;
-cdsize)
max=$2
shift 1
;;
-blank)
blank=1
;;
-noburn)
burn=0
;;
-mp3)
mp3=1
;;
-mpg)
mkstream=0
;;
-denoise)
denoise="yuvdenoise"
;;
-vcdout)
norm="VCD"
mplexnorm="-f 2 -m 1 -V"
mpegnorm="-f 2 -b 1152 -B 260"
imaget="-t vcd2"
;;
-svcdout)
norm="SVCD"
mplexnorm="-f 4 -m 2 -V"
mpegnorm="-f 4 -b 2500 -B 260"
imaget="-t svcd"
;;
*)
params="$params $1"
;;
esac
shift 1
done
# some configs
if [ -n "$wide" ]; then
if [ "$norm" == "SVCD" ]; then
wide=""
mpegnorm="$mpegnorm -a 3"
fi
fi
# with mp3 audio set the default audio bitrate to 128 kbs
if [ $mp3 -eq 1 -a $abrset -eq 0 ]; then
abr=128
fi
# audio sample rate in kHz
((a=$asr / 1000))
((b=$asr % 1000))
[ $b -le 9 ] && b="00$b00"
[ $b -le 99 ] && b="0$b00"
kasr="$a.$b"
# encode streams
if [ $mkstream -eq 1 ]; then
# start mplayer
mplayer -noframedrop -vo yuv4mpeg -ao pcm -waveheader $params &
# mjpegtools
($denoise < $VIDEO | \
yuvscaler -v 0 $wide -O $norm | \
mpeg2enc -v 0 -s $mpegnorm -S $max -g 6 -G 15 -r 16 -o $NAME.mpv) &
# wait for finishing the subprocesses
wait
if [ $mp3 -eq 0 ]; then
# mp2enc/lame can't read audiodump.wav directly from named pipe,
# we have to read the whole file.
mp2enc -b $abr -r $asr -o $NAME.mpa < $AUDIO
else
lame -b $abr --resample $kasr - $NAME.mpa < $AUDIO
fi
fi
# remove pipe and wav file, won't need anymore!
rm -f $VIDEO
rm -f $AUDIO
# multiplex streams
[ -f $NAME.mpv -a -f $NAME.mpa ] || exit 1
rm -f ${NAME}*.mpg
mplex $mplexnorm $NAME.mpv $NAME.mpa -o ${NAME}%d.mpg
# create cd images
for mpg in ${NAME}*.mpg; do
[ -f $mpg ] || exit 1
cue="`basename $mpg .mpg`.cue"
bin="`basename $mpg .mpg`.bin"
rm -f $cue $bin
vcdimager $imaget -c $cue -b $bin $mpg
done
# burn the (s)vcd's
[ $burn -eq 0 ] && exit 0
for cue in ${NAME}*.cue; do
bin="`basename $cue .cue`.bin"
[ -f $bin -a -f $cue ] || exit 1
echo "please insert a cd in your cdwriter, after a keypress we start:"
read -n 1 i
if [ $blank -eq 1 ]; then
cdrdao blank --reload $CDDEV --driver $CDDRV --blank-mode minimal
fi
cdrdao write --reload $CDDEV --driver $CDDRV $cue
done
exit 0
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