[mythtv-users] HDMI Capture

list at onnow.net list at onnow.net
Tue Sep 12 09:47:05 EDT 2006


The Mac duals etc.. would probably have no problem with the  
compression.  A hefty Linux box would also be do-able.  Dual and Quad  
core, etc....

This is what I want to have running eventually.  I will watch for  
development of it for sure.

Mark

Quoting Steven Adeff <adeffs.mythtv at gmail.com>:

> On 9/12/06, list at onnow.net <list at onnow.net> wrote:
>> Quoting Steven Adeff <adeffs.mythtv at gmail.com>:
>>
>> > On 9/12/06, Gene Stapp <genestapp at gmail.com> wrote:
>> >> Andrew Lyon wrote:
>> >> >> Just seen this in the register:
>> >> >> http://www.reghardware.co.uk/2006/09/12/blackmagic_hdmi_editing/
>> >> >> http://www.blackmagic-design.com/products/intensity/
>> >> >> Reckon something like that could be used in linux as a   
>> capture device for
>> >> >> myth maybe?
>> >> >>
>> >> >> Please feel free to ignore if this is a rubbish idea..
>> >> >>
>> >> >> Steve Daniels
>> >> >>
>> >> >
>> >> > With the necessary drivers and mythtv support it almost certainly
>> >> > could be used, but it only supports hdmi not hdcp, and by definition
>> >> > that will always be the case.
>> >> >
>> >> > But as a capture device for a digital camcorder etc it would be ideal.
>> >> >
>> >> that may be true, but so far you can still get HD through uncompressed
>> >> feeds so I don't see that as a negative yet as far as the cable boxes I
>> >> am using go. With the three pci-e slots I have extra on my mobo and the
>> >> dual core i'm running this would come in very handy. Since there isn't
>> >> another option at the moment for those of who unfortunately have 5c
>> >> enabled on our HD channels this is very interesting to me.
>> >
>> > My HDTV doesn't have HDCP either.
>> >
>> > http://www.blackmagic-design.com/products/intensity/
>> > MSRP is $250.
>> > HD Format Support  1080p24, 1080p25, 1080i50, 1080i59.94, 720p30,
>> > 720p59.94, 720p60
>> > Installation  PCI Express 1 lane, compatible with 1,4,8,16 lane PCI
>> > Express slots.
>> > Intensity is due October 15th.
>> >
>> > Doesn't mention hardware encoding, so it looks like a good CPU will be
>> > needed if it is to be used for Myth.
>>
>> That card looks good.  So, I have an HD sat dish receiver that has
>> HDMI output.  Can I theoretically run that into this, use a blaster
>> and be done?
>
> theoretically, yes.
>
>> With drivers, myth support etc....?
>
> OS X is supported, so if you could run mythbackend on OSX... Or   
> linux drivers.
>
>> Looks like this type of card is what we need to start seeing for HD capture.
>> Or is this not that type of card?
>
> You would still need to do software compression, which would take a
> lot of CPU. I'm waiting for a Hauppage PVR-HD, though I doubt that
> will happen...
>
> --
> Steve
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