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