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Re: Force RGB possible with AJA Kona LHe?
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Re: Force RGB possible with AJA Kona LHe?
by
Floh
on Sep 12, 2007 at 7:54:12 am
This feature has nothing to do with RGB or YUV out from your card, but it is about the way the data is pushed from your graphics card to your video (Kona) card. Your files are stored in YUV (at least as long as you are not working in e.g. DPX format). Color converts these YUV streams into RGB to be able to work with it (btw, it bypasses the regular QuickTime conversion there, giving you a faster and more accurate conversion with your highlights intact). Then Color does its work in RGB 32bit float on your Graphics card (GPU). Now if you want to see your video on a broadcast monitor Color has to push the data back to the video (Kona) card, which is usually done in YUV, so Color has to convert from RGB to YUV again.
As far as I know only the Kona 3 cards can also accept RGB streams from the PCI bus (this is not related to the video input or output, but part of the DPX/2K support), so that Color does not have to do a RGB->YUV conversion before sending the videos back to the Kona card. So as far as I know this feature does only make sense with the Kona3 board and cannot be used with the LHe or other boards.
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Current Message Thread:
Force RGB possible with AJA Kona LHe?
by Alan Okey on Sep 12, 2007 at 3:12:47 am
Re: Force RGB possible with AJA Kona LHe?
by Floh on Sep 12, 2007 at 7:54:12 am
Re: Force RGB possible with AJA Kona LHe?
by Alan Okey on Sep 12, 2007 at 9:42:10 pm
Re: Force RGB possible with AJA Kona LHe?
by Floh on Sep 12, 2007 at 9:57:25 pm
Re: Force RGB possible with AJA Kona LHe?
by Wired One on Sep 13, 2007 at 4:01:30 am
Re: Force RGB possible with AJA Kona LHe?
by walter biscardi on Sep 15, 2007 at 1:20:37 am
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