0. To create chapters, separate *.MPG files into folders called "Part01", "Part02", ...
   [Manual]

1. Run `./DVD_01makempg.sh` to generate properly encoded mpgs
   [30 mins for 60 mins of video / 7G of raw data ==> 4G of encoded data] 

2. Run `./DVD_02makedvdxml.sh` to generate dvd.xml

3. Run `./DVD_03makedvd.sh` to generate DVD data
   [about 5 mins for 60min / 4G mpgs ==> 4G DVD data]

4. Run `./DVD_04cleanup.sh` or manually purge temporary files