good luck if you get 800x600@30 2015-12-07 23:10 GMT+03:00 SWiT <[email protected]>:
> I'm trying to record a USB 1080p 30fps USB webcam but I can't get much > over 10fps at 1080p or 720p. The resolution change from 1920x1080 to > 1280x720 does not seem to effect the fps at all. > > I've tried 2 cameras, a generic winbook 1080p webcam and a very nice > Logitech c930e. I am using MJPEG compression. Both work at 30fps in Ubuntu > 14.04 with cheese and avconv (libav-tools). > > On the BBB I ran top and iotop and they indicated the CPU never got above > 10% and the bandwidth writing to disk was <4,000KBps. I got the same low > fps when running on the debian 7.5 (2015-03-01) and 7.9 (2015-11-12) > releases. I couldn't get 8.2 (2015-11-12) to boot but I'll rewrite the SD > card and try again if someone thinks it might help. > > > The kicker is the Logitech c930e worked at 1080p@30fps on the > RaspberryPi2, but the cheap generic camera would only run at 1080p@10fps > on the RPi2. > > > > Should I be building the UVC drivers from the latest source or something > like that? Is there a newer Kernel I should be using? Am I hitting some > kind of USB bottleneck? > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- LinkedIn - http://www.linkedin.com/in/maximpodbereznyy Company - http://www.linkedin.com/company/mentorel Facebook - https://www.facebook.com/mentorel.company -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
