[mythtv-users] cheap ($250) HD component video capture..

Jerry Rubinow jerrymr at gmail.com
Fri Oct 26 21:27:26 UTC 2007

On 10/26/07, David Brodbeck <gull at gull.us> wrote:
> On Oct 26, 2007, at 2:02 PM, Chris Ribe wrote:
> > I used to encode SD MJPEGs with my PIII back home, doing the same
> > with HD and a core 2 duo shouldn't be any harder.
> Is your core 2 duo six times faster than your PIII?  There are
> anywhere from six to nine times the pixels to deal with, depending on
> what resolution you were recording SDTV at..  And it seems like video
> encoding processes generally only run in a single thread, so you're
> going to have to do it with one core.  Maybe when 4.8 GHz chips come
> out? ;)
> Considering that modern CPUs are hard pressed to play back HDTV
> streams without hardware acceleration, encoding them on the fly seems
> like a tall order.

Also, I wonder if there might be problems with an uncompressed HD
stream overwhelming the bus bandwidth.


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