[MEncoder-users] ogm2avi script

[Richard Konrad]

Thanks.  It worked.  I changed "-aid 1" to "-aid 0".  The .ogm file
showed no subtitles but the resultant .avi did.  That is a nice bonus
since the film is in Russian.... 

On Sun, 2005-01-16 at 08:37 -0800, Phil Ehrens wrote:
> Your ogm only has one sound stream. Use -aid 0.
> And if your ogm has no subtitle stream, don't
> use -sid.
> 
> Note that the script you are using, which I wrote, is a
> very simpleminded one, and was intended to create very
> high bitrate .avi files as an intermediate step to making
> dvd's.
> 
> Richard Konrad wrote:
> > This is, I believe, the first time I've posted to this group.  I have
> > a .ogm file which through a script I found at the transcode website,
> > I've been able to convert it to an .avi.  The problem is there is no
> > sound.  tcprobe -i confirms this.  This is the script:
> > 
> > #!/bin/sh
> > 
> >  #
> >  # This script converts dual audio soft-subbed .ogm files
> >  # to hard-subbed .avi files using the second audio track
> >  # and the first subtitle track.
> >  # I recommend using a 24 pixel subtitle font, anything
> >  # less and folks *will* complain.
> >  #
> >  # Note that the bitrate of 3000 is HUGE. I do this
> >  # because the .avi I create here is just an intermediate
> >  # product. If you are only after a .avi, you should be
> >  # using a bitrate of <= 1800 and a two-pass encode!
> >  #
> >  # 2-pass encoding is done by adding a vpass=1 option
> >  # to lavcopts and just copying the audio on the first
> >  # pass and setting -o /dev/null. Then use the vpass=2
> >  # option on the command shown here and the dynamic
> >  # analysis data from pass 1 will be used for the encode.
> >  # Play with different vbitrate settings to see what the
> >  # real optimal size/quality point is.
> >  #
> >  # Note that changing .ogm to .mkv in this script will
> >  # make it work on .mkv files. Slight mods will allow
> >  # it to be used on dvd's.
> >  #
> > 
> >  files="$@";
> > 
> > 
> >  for arg in $files ;
> > 
> > 
> >  do
> > 
> > 
> >  file=`echo $arg | sed -e 's/\.ogm$//'`
> > 
> > 
> >  mencoder -oac mp3lame \
> >           -ovc lavc \
> >           -lavcopts vcodec=mpeg4:vqscale=2:vhq:v4mv:trell:vbitrate=3000
> > \
> >           -aid 1 \
> >           -sid 0 \
> >           -o $file.avi $file.ogm >& /dev/null
> > 
> > 
> >  done
> > 
> >  # end of script
> > 
> > Any thoughts?  Is there a problem with the script?  THanks.
> > 
> > Richard
> > 
> > 
> > 
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>