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Activity Forums Blackmagic Design HD up/downconversion option greyed out

  • HD up/downconversion option greyed out

    Posted by Stewart Mayer on September 15, 2005 at 4:55 pm

    I’m using a decklink HD pro single link card, and in the decklink control pannel there is an pull down box for realtime up/down conversion that is greyed out. Is there a way to enable this feature?

    I’m editing a 720p project and my consumer tube monitor (sony “super fine pictch” HD wega set) is native 1080i so I’m thinking the footage might look better if I can see it upconverted to 1080i by the card instead of the monitor.

    Thanks,
    stewart

    Stewart Mayer replied 20 years, 8 months ago 2 Members · 3 Replies
  • 3 Replies
  • Luke Maslen

    September 16, 2005 at 5:04 am

    Hi Stewart,

    The Decklink HD Pro single link card is capable of software down conversion and cross conversion on Mac OS X. Software down conversion and cross conversion is not supported on Windows at this time. There is a support note regarding Down conversion with DeckLink cards on our web site. It is pretty long but it does detail which features are implemented on Mac and Windows.

    The only card currently supporting down conversion on Windows is the Decklink HD Pro dual link card as it includes hardware down conversion. If you have any other model of card, the down conversion option will be grayed out.

    If you are using a PowerMac G5 and this option is grayed out, then something strange is going on. It could be that your DeckLink HD Pro card is sharing the 100 MHz PCI-X bus with a slower PCI card. This would slow the whole bus down to the speed of the slower card and would disable the HD functionality of the DeckLink card. However you could still use it for SD work and for playing out HD video as SD.

    Regards,

    Luke Maslen
    Blackmagic Design

  • Stewart Mayer

    September 16, 2005 at 11:55 am

    Great. I guess I should have read the fine print. Several months ago when I bought the card the decklink website listed the only difference between the Decklink HD Pro single and dual link cards as the ability to do dual link.

  • Stewart Mayer

    September 16, 2005 at 12:03 pm

    Is there a “best” way to convert 720p to 1080i in windows. The obvious way would be to scale up the 720p within a 1080i project, but is there a best way to do this?

    stewart

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