[mythtv-users] DVI, LCDs and HDCP

Alex stangage70 at gmail.com
Fri Jan 28 16:53:30 EST 2005


Are you sure that the TV demands encryption?
In my undertanding that does not meet the spec...

If you do indeed have that limit, you may have dificultly.  Yep - one
needs keys.
The ATI marketing infomation has the HDCP bullet, but I am not aware
of it actually being used or how those keys are distributed (they are
unique per instance).


On Fri, 28 Jan 2005 21:45:12 +0100, Dennis Oelkers
<dennis at lauschmusik.de> wrote:
> Hello folks,
> 
> although it's a bit off-topic, I have the following problem. I have the
> Samsung LE-32A41B 32" HDTV LCD, which
> has both a VGA (BNC D-SUB) and a DVI-input. Because of the fact that I
> want to get the best result from it, (and
> the additional d/a -> a/d conversions annoy me) I want to hook it up to
> my MythBox via DVI.
> 
> The sad thing is, that the LCD expects the "client" to speak HDCP,
> otherwise it won't display anything. Is there anyone
> who had this kind of problem, and solved it in some way? Are there
> graphic adapters with a HDCP-capable DVI output?
> 
> Is it possible to build some kind of "adapter", which speaks HDCP? I
> read a bit of the HDCP 1.1 specification, and got
> the impression, that it relies on keys supplied by Digital Content
> Protection LLC., so building of an adapter (or anything
> that is supposed to speak HDCP) won't be that easy, is it true?
> 
> Kind regards,
>                Dennis Oelkers


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