On 05/02/14 01:46 AM, Devin Heitmueller wrote: > On Wed, Feb 5, 2014 at 1:05 AM, Connor Behan <connor.behan@xxxxxxxxx> > wrote: >> Ccing Devin. I'm pretty sure the analog side has a problem at the driver >> level. >> >> On most days, one cannot pickup an ATSC signal where I am, so I am >> trying to capture analog video with a Hauppauge WinTV HVR 950Q. Whether >> I use Television, Composite or S-Video, I see the same corrupted video >> such as this: http://imgur.com/c398F4v > Looks like insufficient USB bandwidth available to support the 24 > MB/second required for uncompressed analog video. > > Is this on an x86 PC? Or some embedded target such as ARM? If the > latter, then the answer is almost certainly that the USB host > controller implementation is garbage and cannot handle the throughput. > > Devin > It's an x86 PC but bandwidth was indeed the problem. I thought I was having a power issue before. So I started using a Cardbus to USB adapter that had an external power port. This was a mistake, and I can get the tuner to work again if I switch back to a built-in port. Thanks a lot.
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