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Activity Forums Blackmagic Design HDlink Pro Displayport output is 10 bits or 8 bits?

  • HDlink Pro Displayport output is 10 bits or 8 bits?

    Posted by Manuel López on September 11, 2010 at 5:20 pm

    Hello.
    I would like to know if the output of HDLink Pro Displayport is 10 bits or is only 8 bits, as DVI output.
    I have been reading in the Blackmagic’s website, but it not appears nothing about this, it’s strange…
    Thanks

    https://digitalfrozen.com/

    Manuel López replied 15 years, 8 months ago 3 Members · 6 Replies
  • 6 Replies
  • Luke Maslen

    September 13, 2010 at 12:27 am

    Hi Manuel,

    DVI is always limited to 8-bit as the DVI specification only allows for 8-bit. The same people who created DVI subsequently created DisplayPort which allows for deeper color and higher bit depths. However no matter whether you have a DVI, HDMI or DisplayPort port, a DVI monitor will always be limited to 8-bit.

    Regards,

    Luke Maslen
    Blackmagic Design

  • Kristian Lam

    September 13, 2010 at 6:07 am

    Hi Manual,

    There are implementations of 10-bit DVI over dual link but I haven’t seen any thing that does so. If you use HDMI or DisplayPort output via adapters on the HDLink Pro DisplayPort, the output will be 10-bits.

    regards

    Kristian Lam
    Blackmagic Design

  • Manuel López

    September 13, 2010 at 8:19 am

    Thanks. Excuse my English.
    Sorry, I want to be sure if I feed a 10 bits SDI signal in HDLink Displayport, I get a 10 bits signal on input of my Eizo CG243W, is it true, doesn’t?

    https://digitalfrozen.com/

  • Manuel López

    September 14, 2010 at 11:40 pm

    Pardon Luke. I’m not asking about DVI, I am asking about displayport: if SDI input of HDlink Pro Displayport is 10 bits, then output via displayport is 10 bits also?
    Thanks

    https://digitalfrozen.com/

  • Kristian Lam

    September 15, 2010 at 1:27 am

    [Manuel López] “f SDI input of HDlink Pro Displayport is 10 bits, then output via displayport is 10 bits also?
    Thanks

    That’s correct. It is 10-bits.

    regards

    Kristian Lam
    Blackmagic Design

  • Manuel López

    September 15, 2010 at 8:21 am

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