How to unpack DVD movie to edit it's video/sound?

[Rodolfo Alcázar]

On Wed, 2005-08-24 at 10:10 -0600, Guy Fraser wrote:
> > This was from a thread on copying a DVD.
> > Here is a script I use for shrinking DVDs. Needs some work but you
> > should get the idea. You will need to d'load vobcopy, tcextract etc.
> > 
> > #! /bin/bash
> > cd /video
> > pwd
> > echo "Ripping DVD"
> > vobcopy -l /dev/hda -t movie
> > echo "Extracting Video"
> > tcextract -i movie*-1.vob -t vob -x mpeg2 > movie.m2v
> > echo "Extracting Audio"
> > tcextract -i movie*-1.vob -t vob -x ac3 -a 0 > movie.ac3
> > echo "Calculating Shrink Ratio"
> > rm movie*-1.vob
> > echo "Calculating Shrink Ratio"
> > M1=$(ls -l movie.m2v | awk '{ print $5 }')
> > M2=$(ls -l movie.ac3 | awk '{ print $5 }')
> > M3=$(echo 4600000000 - $M2 | bc)
> > M4=$(echo "scale = 2; $M1 / $M3 * 1.04" | bc)
> > echo "Movie size =" $M1
> > echo "Sound size =" $M2
> > echo "Blank - Sound size =" $M3
> > echo "Scale Factor =" $M4
> > echo "Shrinking For DVD-5"
> > tcrequant -i movie.m2v -o shrink.m2v -f $M4
> > echo "Deleting Video File"
> > rm movie.m2v
> > echo "Re-combining Video and Audio"
> > mplex -f 8 -o movie%d.mpg shrink.m2v movie.ac3
> > echo "Deleting Video File"
> > rm shrink.m2v
> > echo "Deleting Audio File"
> > rm movie.ac3
> > echo "Authoring DVD..."
> > dvdauthor -o output -x dvd.xml
> 
> Cool!
> 
> Where did you get the dvd.xml or what do you use to generate it ?
> 

There are interesting scripts generated by tovid, also, when its
running.

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Rodolfo Alcazar rodolfo.alcazar at padep.org.bo
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