Why is disk image necessary?

Discussion in 'Video problems with Mac' started by triglyph, Nov 28, 2003.

  1. triglyph

    triglyph Guest

    I have been able to successfully make working DVDs with Disk Imager and Disk Copy. I'm going t try Toast next, although I'll first go back to Toast 5.x, as Toast 6 has not worked for me. (I did burn it as DVD UDF but no luck).

    My question is this: why is it necessary to make a disk image and burn it that way? What is it that a DVD player is looking for that it doesn't find if you just copy the VIDEO_TS and AUDIO_TS files to a DVD-R.

    This is more of a technical question than a how-to question.

     
  2. AcStudley

    AcStudley Member

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    It is not necessary to make a disk image before burning.

    There are 2 things you need to keep in mind, however :


    1- The vast vast majority of DVDs use copy protection to prevent "just copy"ing the DVDs. "Ripping" the dvd removes the CSS and creates VIDEO_TS and AUDIO_TS folders, which don't need to be 'imaged'

    2- Compatibility will be best if you include the (empty) AUDIO_TS folder as well, but be aware of the invisible files used to store folder view preferences- In OS X these are called ".DS_Store"
     

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