[MEncoder-users] Sony DSC-M1 and Philips DVP642

[Rick Richardson]

Attached:
    mp4toavi

$ mp4toavi
Usage:
        mp4toavi [options] file ... dir

        Convert Sony DSC-M1 .mp4's to .avi for Philips DVP-642 DVD player.

        One pass:
            mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame \
                -o dir/file.avi file.mp4

        Two passes (the default):
            mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame \
                -o dir/file.avi.tmp file.mp4
            mencoder -oac copy -ovc copy -forceidx \
                -o dir/file.avi dir/file.avi.tmp

Options:
        -1          Do one pass (fast forward does a STOP player)
        -2          Do two passes (fast forward advances to the next video)
        -f          Force even if AVI file exists.
        -l lameopts Set lameopts (e.g. vol=9:vbr=0)
        -D lvl      Debug level

-- 
Rick Richardson  rickr at mn.rr.com            http://home.mn.rr.com/richardsons/
Linux printer driver for HP CLJ 2600n       http://foo2hp.rkkda.com/
Linux printer driver (KM 2430 and HP 10xx)  http://foo2zjs.rkkda.com/
Linux tools for geocaching                  http://geo.rkkda.com/

"your new name should be "lindos" and your slogan should be "because
it's the W that is causing all the problems."
    -- Anonymous Lindows customer
-------------- next part --------------
#!/bin/sh

PROGNAME="$0"

usage() {
	cat <<EOF
Usage:
	`basename $PROGNAME` [options] file ... dir

	Convert Sony DSC-M1 .mp4's to .avi for Philips DVP-642 DVD player.

	One pass:
	    mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame \\
		-o dir/file.avi file.mp4

	Two passes (the default):
	    mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame \\
		-o dir/file.avi.tmp file.mp4
	    mencoder -oac copy -ovc copy -forceidx \\
		-o dir/file.avi dir/file.avi.tmp

Options:
	-1          Do one pass (fast forward does a STOP player)
	-2          Do two passes (fast forward advances to the next video)
	-f          Force even if AVI file exists.
	-l lameopts Set lameopts (e.g. vol=9:vbr=0)
	-D lvl      Debug level
EOF

	exit 1
}

#
#       Report an error and exit
#
error() {
	echo "`basename $PROGNAME`: $1" >&2
	exit 1
}

debug() {
	if [ $DEBUG -ge $1 ]; then
	    shift
	    echo "`basename $PROGNAME`: $*" >&2
	fi
}

#
#       Process the options
#
LAMEOPTS=vbr=0:vol=8
LAMEOPTS=
DEBUG=0
FORCE=0
PASS=2
while getopts "12fl:D:h?" opt
do
	case $opt in
	1)	PASS=1;;
	2)	PASS=2;;
	f)	FORCE=1;;
	l)	LAMEOPTS="$OPTARG";;
	D)	DEBUG="$OPTARG";;
	h|\?)	usage;;
	esac
done
shift `expr $OPTIND - 1`

if [ "$LAMEOPTS" != "" ]; then
    LAMEOPTS="-lameopts $LAMEOPTS"
fi

if [ $# -lt 2 ]; then
    usage
fi

#
#	Main Program
#
files=
while [ $# -gt 1 ]; do
    case "$1" in
    *.mp4)
	base=$(echo "$1" | sed -e "s/.mp4//")
	files="$files $base"
	;;
    *)
	error "Must be .mp4"
    esac
    shift
done
debug 2 "$files"

dir="$1"
if [ ! -d "$dir" ]; then
    error "Last argument must be a directory."
fi

for i in $files; do
    avi="$dir/$(basename $i).avi"
    if [ -f "$avi" -a $FORCE = 0 ]; then
	continue;
    fi
    if [ $PASS = 1 ]; then
	debug 1 \
	    "mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame $LAMEOPTS"\
	    "-o $avi $i.mp4"
	mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame $LAMEOPTS \
	    -msglevel all=1 -really-quiet -o $avi $i.mp4 \
	    >/dev/null 2>&1
    else
	debug 1 \
	    "mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame $LAMEOPTS"\
	    "-o $avi.tmp $i.mp4"
	mencoder -ffourcc DX50 -ovc copy -oac lavc -oac mp3lame $LAMEOPTS \
	    -msglevel all=1 -really-quiet -o $avi.tmp $i.mp4 \
	    >/dev/null 2>&1
	debug 1 "mencoder -oac copy -ovc copy -forceidx -o $avi $avi.tmp"
	mencoder -oac copy -ovc copy -forceidx -o $avi $avi.tmp \
	    >/dev/null 2>&1
	rm -f $avi.tmp
    fi
    touch -d "$(stat -c "%y" $i.mp4)" $avi
done