Re: Windows Vista DRM - existing screens need not apply
- From: "Rach" <rachgirlnospam@xxxxxxxxxxxxxxxx>
- Date: Sat, 08 Oct 2005 00:11:57 GMT
Now, you are talking about what is, in essence, the next version of MCE
here, not Rollup 2? So If I don't buy it, I don't have to worry about it?
Rach
"Derek R. Flickinger" <DrFlick@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote in
message news:uZyS732yFHA.3152@xxxxxxxxxxxxxxxxxxxxxxx
> The document available on this site puts it into perspective and details
> how it really works (plus some of the intent behind it):
>
> http://www.microsoft.com/whdc/device/stream/output_protect.mspx
>
> We would like to reiterate, once again, that Microsoft is not the enemy
> here. Those really in control of what it does are the content providers.
> Microsoft is "just the bit messenger." We only have been recommending and
> implementing displays that support HDCP for quite some time now because of
> what the future holds. As a side note, there is some good information
> regarding potential limitations on the audio side of HDMI at this site:
> http://www.twice.com/article/CA6260470.html?display=Home+Audio.
>
> Regards,
>
> =D-
>
> Derek R. Flickinger
> Interactive Homes, Inc.
>
> "John Lockwood" <john.lockwood@xxxxxxxxxxx> wrote in message
> news:BF6C3CA7.5F6F%john.lockwood@xxxxxxxxxxxxxx
>> Microsoft have started providing information about the changes Windows
>> Vista
>> will include with respect to DRM. This obviously has major relevance to
>> MCE
>> users.
>>
>> On the principal; any news is good news, now having an idea of what to
>> expect is welcome.
>>
>> For those unaware, here is a summary of what Microsoft have said will
>> happen
>> (readers might also want to view
>> http://www.drmwatch.com/special/article.php/3529586 ).
>>
>> Windows Vista will include a new mechanism called PVP-OPM (Protected
>> Video
>> Path - Output Protection Management).
>>
>> The PVP bit will prevent unencrypted video being sent over the PCI bus.
>> The
>> entire massive set of protection measures will also mean that HD
>> recording
>> might (if flagged protected by the broadcaster) not play on your BRAND
>> NEW
>> high-resolution DVI connected LCD panel (the screen might go completely
>> blank or only display a much lower resolution version). This is because
>> one
>> of the requirements is that the display (the LCD screen) must support
>> HDCP.
>>
>> Ignoring the fact that the Music AND Movie industries are targeting these
>> protection measures against the wrong people (i.e. ordinary home users)
>> instead of COMMERCIAL pirates (who undoubtedly will have the resources,
>> expertise, and desire to pirate recordings despite any protection
>> measures).
>> We face two problems, first I am not aware of any current computer LCD
>> screens (even those with DVI connections) which support HDCP. Secondly, I
>> believe it will be necessary for the Video card to also support HDCP,
>> again
>> I am not aware of any video cards that currently support HDCP.
>>
>> In terms of LCD screens, some people might be lucky if they currently use
>> a
>> suitable TV (with HDCP support already built-in) as their 'computer'
>> screen.
>>
>> Ironically, some computer companies (e.g. HP and Dell) are now flogging
>> or
>> intending to sell computer LCD screens for use as TVs (although still I
>> believe without HDCP support).
>>
>> On the video card front I am surprised and disappointed ATI and Nvidia
>> _STILL_ don't provide HDMI connections on their cards. HDMI is fully
>> backwards compatible with DVI (so those using DVI are still covered).
>> Furthermore they could exploit this to pass audio across the PCI bus
>> (from a
>> soundcard) and merge it with the video and output both together through
>> the
>> HDMI connection.
>>
>> I do get the impression that ATI and Nvidia are working with Microsoft
>> regarding PVP-OPM (and presumably HDCP) but it is not clear if current
>> video
>> cards will be upgradeable (through software) or whether complete new ones
>> need to be purchased.
>>
>> Fortunately for me I had already decided to wait for Windows Vista MCE to
>> ship before purchasing a PC and screen. However this was more luck than
>> anything since my original reason for delaying purchase is that MCE 2005
>> still does not [yet] support DVB-S.
>>
>> Does anyone know more about what is happening on LCDs and video cards
>> regarding HDCP etc.?
>>
>
>
.
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- Re: Windows Vista DRM - existing screens need not apply
- From: Derek R. Flickinger
- Re: Windows Vista DRM - existing screens need not apply
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