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Activity Forums Compression Techniques DVCPRO HD to DVD

  • DVCPRO HD to DVD

    Posted by Jørgen Rypdal on September 10, 2008 at 8:56 am

    Hi!
    We shoot all out projects on DVCPRO HD 50, and we are having problem with jagged lines when encoding to DVD. What method is the best for downscaling to DVD? Is this problem fixable? We use premiere to edit, and export as uncompressed mov. Then we encode it in Tmpgenc to mpg2, and then to adobe encore to make the dvds. Is there a better way?
    Thanks!

    Daniel Low replied 17 years, 8 months ago 3 Members · 19 Replies
  • 19 Replies
  • Daniel Low

    September 10, 2008 at 9:31 pm

    What application are you using to do the downscaling? Tmpgenc?

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  • Jørgen Rypdal

    September 12, 2008 at 8:01 am

    Yes.

  • Daniel Low

    September 12, 2008 at 11:15 am

    I’m not sure then, Tmpgenc should give good results. Are you sure it’s not an issue with fields?

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    Please post back saying what solved your problem. It could help others, and saying ‘thanks’ is free!

  • Jørgen Rypdal

    September 12, 2008 at 5:58 pm

    Not sure.. It could look like it. I will have a closer look.. what should be the correct procedure? From 720P to dvd – lower fields?

  • Daniel Low

    September 12, 2008 at 6:12 pm

    720p is progressive, there are no fields, so you shouldn’t be applying any deinterlacing anywhere in the workflow.

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    Please post back saying what solved your problem. It could help others, and saying ‘thanks’ is free!

  • Jørgen Rypdal

    September 14, 2008 at 11:41 am

    no, but to the final DVD ?

  • Daniel Low

    September 14, 2008 at 11:59 am

    ??

    Your workflow should be:

    Export from Premiere at full resolution 1280x720p

    Encode to elementary stream MPEG-2 progressive in Tmpgenc, resizing to 16:9 720x576p

    (You don’t need to ‘add’ fields)

    Author DVD.

    __________________________________________________________________
    Please post back saying what solved your problem. It could help others, and saying ‘thanks’ is free!

  • Jørgen Rypdal

    September 14, 2008 at 7:23 pm

    ok! thanks, will try this.. might be I’ve interlaced twice:)

  • Jørgen Rypdal

    September 15, 2008 at 8:08 am

    I’ve now tried your workflow, but when using it, the dvd become progressive, and panning is choppy. And when I interlace the dvd, things like wires and stuff become ugly. (jaggies, not straight lines).
    Isn’t there a way to get the dvd interlaced without the jaggies?

    Could it be the flatscreen tv or the player, causing this problem?

  • Daniel Low

    September 15, 2008 at 10:26 am

    What are you viewing your DVD on/with?

    This may help you understand what’s going on:

    https://www.hometheaterhifi.com/volume_7_4/dvd-benchmark-part-5-progressive-10-2000.html

    __________________________________________________________________
    Please post back saying what solved your problem. It could help others, and saying ‘thanks’ is free!

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