[MPlayer-users] Re: file size falls short of 700MB for multi pass
Jonathan Rogers
jonner at teegra.net
Mon Jun 23 16:39:52 CEST 2003
Jason Pepas wrote:
> just for the record, these are the scripts I am using:
>
> audio.sh:
> ----------------------------------------
> #!/bin/bash
>
> set -e
>
> if test $# -ne 2
> then
> echo "usage: ./audio.sh <filename> <ofps>"
> exit 1
> fi
>
> ofps=$2
>
> rm -f frameno.avi
> mencoder \
> -oac copy \
> -ovc frameno \
> -ofps ${ofps} \
> -o frameno.avi ${1}
>
>
> video.sh:
> ----------------------------------------
> #!/bin/bash
>
> set -e
>
> if test $# -ne 3
> then
> echo "usage: ./video.sh <filename> <ofps> <vbitrate>"
> exit 1
> fi
>
> filename=$1;
> ofps=$2;
> vbitrate=$3;
>
> mencoder \
> -oac copy \
> -ovc lavc \
> -lavcopts
> vcodec=mpeg4:vhq:vbitrate=${vbitrate}:vpass=1:v4mv:vqmin=2:vqmax=9 \
> -vop scale=640x480 \
> -ofps ${ofps} \
> -o ${filename}-1.avi ${filename}
>
> mencoder \
> -oac copy \
> -ovc lavc \
> -lavcopts
> vcodec=mpeg4:vhq:vbitrate=${vbitrate}:vpass=2:v4mv:vqmin=2:vqmax=9 \
> -vop scale=640x480 \
> -ofps ${ofps} \
> -o ${filename}.avi ${filename}
>
> rm -f divx2pass.log
> rm -f ${filename}-1.avi
>
>
> and here are the command lines:
> ./audio.sh /usr/local/video/alias/alias.1x02.SVCD.SD-6.mpg 23.976
> ./video.sh /usr/local/video/alias/alias.1x02.SVCD.SD-6.mpg 23.976 1978
I'm surprised that "-vop scale=640x480" works. According to the manpage,
you should use "-vop scale=640:480". Is the output video the correct size?
Jonathan Rogers
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