mirror of
https://github.com/mpv-player/mpv
synced 2024-12-23 23:32:26 +00:00
4515d1f557
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18214 b3059339-0415-0410-9bf9-f77b7e298cf2
298 lines
5.7 KiB
Bash
Executable File
298 lines
5.7 KiB
Bash
Executable File
#!/bin/bash
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#
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# QEPDVCD
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#
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# Most of this stuff comes straight from MPlayer documentation.
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# Options are limited only to a small useful subset, if you
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# want more control, RTFM and DIY.
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#
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# Version: 0.1
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#
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# Licence: GPL
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#
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# Author: Reynaldo H. Verdejo Pinochet <reynaldo@opendot.cl>
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#
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# Script: MPlayer Sources. Anything supported to vcd/svcd pal/ntsc
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#
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# requires: mencoder
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#
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# sugests: vcdimager / cdrecord
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#
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# Thanks to: Carlos Navarro Salas - name author ;)
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#
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#
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# Defaults
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MYNAME=`basename $0`
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TARGET="svcd"
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ENCQ="2"
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ABPS="224"
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VBPS="2000"
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NORM="NTSC"
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SPLIT="0"
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TOLERANCE="85"
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OUTNAME="mencodedvcd"
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SUBFILENAME=0
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EDLFILENAME="pass.edl"
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HAVESUB=0
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WORKDIR="."
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RATIOX=4
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RATIOY=3
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OPTIONS="INPUTFILENAME TARGET ENCQ ABPS VBPS NORM SPLIT TOLERANCE OUTNAME"
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function usage()
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{
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echo ""
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echo "usage $MYNAME inputfile [options]"
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echo ""
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echo "Options: [Default value]"
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echo ""
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echo "-t Target svcd|vcd [svcd]"
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echo "-q Encoding quality 0|1|2 [2]"
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echo "-a Audio bitrate in kbps [224]"
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echo "-v Video bitrate in kbps [2000 For SVCD, 1150 For VCD]"
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echo "-n Norm NTSC|PAL [NTSC]"
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echo "-d Divide/split movie at given times time1:time2:... [no split]"
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echo "-s Shitty TV screen tolerance %, afects subtitle positioning [85]"
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echo "-u Subtitle file name [No subtitle]"
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echo "-o Output basename [mencodedvcd]"
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echo ""
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echo "In case you want to use -a/-v please read:"
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echo "http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-vcd-dvd.html"
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echo ""
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}
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function test_needed()
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{
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for i in mencoder; do
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if [ -z "`which $i`" ]; then
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echo "[ERROR] mencoder not found in $PATH!"
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exit 1
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fi
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done
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}
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function test_sugested()
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{
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for i in vcdimager cdrecord; do
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if [ -z "`which $i`" ]; then
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echo "[WARNING] $i not found in $PATH!"
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echo "You'll likely need it after we finish."
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exit 1
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fi
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done
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}
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test_needed
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test_sugested
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if [ $# -lt 1 ]; then
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echo ""
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echo "[ERROR] Input filename parameter is mandatory."
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echo ""
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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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-*)
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usage
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exit 1
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;;
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*)
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INPUTFILENAME=$1
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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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-t)
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TARGET=$2
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shift 1
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;;
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-q)
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ENCQ=$2
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shift 1
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;;
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-a)
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ABPS=$2
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shift 1
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;;
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-v)
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VBPS=$2
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shift 1
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;;
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-n)
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NORM=$2
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shift 1
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;;
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-d)
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SPLIT=$2
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shift 1
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;;
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-s)
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TOLERANCE=$2
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shift 1
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;;
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-u)
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SUBFILENAME="$2"
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HAVESUB=1
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shift 1
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;;
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-o)
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OUTNAME=$2
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shift 1
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;;
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esac
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shift 1
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done
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echo ""
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echo "[STATUS] Will re-encode using the following parameters:"
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echo ""
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for i in $OPTIONS ; do
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echo "$i ${!i}";
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done
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# Parameter Sanity Check ###########################################
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# We need to check supplied params against known format constraints
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####################################################################
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if [ $TARGET = "svcd" ]; then
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if [ $ABPS -gt 384 ]; then
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echo "[ERROR] SVCD maximum abitrate is 384kbps."
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exit 1
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fi
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if [ $VBPS -gt 2600 ]; then
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echo "[ERROR] SVCD maximum vbitrate is 2600kbps."
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exit 1
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fi
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else [ $TARGET = "vcd" ]
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if [ $ABPS -eq 224 ]; then
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echo "[ERROR] VCD abitrate must be 224kbps."
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exit 1
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fi
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if [ $VBPS -gt 1150 ]; then
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echo "[ERROR] VCD maximum vbitrate is 1150kbps."
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exit 1
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fi
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fi
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# Set encoding options ##############################################
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if [ $TARGET = "svcd" ]; then
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FORMAT="xsvcd"
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VCODEC="mpeg2video"
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VRCMINRATE=4
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VRCMAXRATE=2500
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VRCBUFSIZE=917
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if [ $NORM = "NTSC" ]; then
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SCALEX=480
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SCALEY=480
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KEYINT=18
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OFPS="24000/1001"
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TELECINE=":telecine"
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else [ $NORM = "PAL" ]
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SCALEX=480
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SCALEY=576
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KEYINT=15
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OFPS=25
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fi
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else [ $TARGET = "vcd" ]
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FORMAT="xvcd"
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VCODEC="mpeg1video"
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VRCMINRATE=$VBPS
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VRCMAXRATE=$VBPS
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VRCBUFSIZE=327
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if [ $NORM = "NTSC" ]; then
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SCALEX=352
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SCALEY=240
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KEYINT=18
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OFPS="24000/1001"
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else [ $NORM = "PAL" ]
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SCALEX=352
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SCALEY=288
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KEYINT=15
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OFPS=25
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fi
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fi
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# Start reencoding ###################################################
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cd $WORKDIR
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if [ $(($HAVESUB+1)) -eq 1 ]; then
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SUBTITLESTRING="/dev/null"
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else
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SUBTITLESTRING="$SUBFILENAME"
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fi
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if [ $SPLIT == "0" ]; then
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CICLES=0
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TIMESTRING=""
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else
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if [ -e $EDLFILENAME ]; then
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echo "[ERROR]"
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echo "The -d option needs to generate a temporary file called"
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echo "$EDLFILENAME. You already have one in this directory,"
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echo "please remove/rename it and run $MYNAME again."
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echo ""
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exit 1
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else
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EDLSTRING=$(echo $SPLIT | sed -e s/:/' '/g)
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EDLARRAY=($EDLSTRING)
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CICLES=$(echo $EDLSTRING | wc -w)
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TIMESTRING="-edl $EDLFILENAME -hr-edl-seek"
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fi
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fi
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for j in $(seq 0 $CICLES); do
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NEWNAME=$OUTNAME"_PART"$j".mpg"
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echo ""
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echo "Making $NEWNAME, wish me luck ;-)"
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echo ""
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# Create EDLFILENAME #################################################
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if [ $CICLES -ge 1 ]; then
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for i in $(seq 0 $CICLES)
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do
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if [ $i -eq $j ]; then
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if [ $j -ne 0 ]; then
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echo "0 ${EDLARRAY[$(($i-1))]} 0" > $EDLFILENAME
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fi
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if [ $i -ne $CICLES ]; then
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echo "${EDLARRAY[$(($i))]} 999999 0" >> $EDLFILENAME
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fi
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fi
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done
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fi
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# Mencoder Time ;-) ###################################################
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mencoder \
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-ovc lavc -oac lavc -vf expand=:::::$RATIOX/$RATIOY:1,scale=$SCALEX:$SCALEY,harddup \
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-srate 44100 -af lavcresample=44100 -lavcopts acodec=mp2:abitrate=$ABPS:vcodec=$VCODEC:\
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vbitrate=$VBPS:keyint=$KEYINT:mbd=$ENCQ:vrc_buf_size=$VRCBUFSIZE:vrc_maxrate=$VRCMAXRATE:\
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vrc_minrate=$VRCMINRATE:vi_qfactor=0.1:vi_qoffset=1.5:aspect=$RATIOX/$RATIOY -of mpeg \
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-mpegopts format=$FORMAT$TELECINE -sub $SUBTITLESTRING -subpos $TOLERANCE -subwidth \
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$TOLERANCE -ofps $OFPS $TIMESTRING -o $NEWNAME $INPUTFILENAME
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echo "Encoding of $NEWNAME finished."
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echo "Run vcdimager -t svcd/vcd $NEWNAME and burn with cdrecord."
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done
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echo "$(($CICLES+1)) VCD/SVCD file(s) created!!!"
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echo "Happy to be of some help ;-) have fun."
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exit 0
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