[Cialug] Video stream

Scott Yates Scott at yatesframe.com
Mon Jan 16 14:01:56 CST 2017


Don't most of these kinds of devices have chips built in to do the encoding
for them?  I seem to remember reading that most of them just deliver the
compressed stream.

On Mon, Jan 16, 2017 at 1:59 PM, Dave Weis <djweis at sjdjweis.com> wrote:

> Have you done the math on how much bandwidth that would require over the
> USB bus and how much horsepower the device at the other end has to compress
> a 30 fps AVI stream on the fly?
>
>
>
> On Mon, Jan 16, 2017 at 11:45 AM, Scott Prader <rigrunn at gmail.com> wrote:
>
> > Do you have guvcview?  You may need to tweak a few settings on the
> > /dev[ice] using that utility to get an acceptable stream.
> >
> > Scott
> >
> > On Jan 15, 2017 2:40 PM, "L. V. Lammert" <lvl at omnitec.net> wrote:
> >
> > > On Sun, 15 Jan 2017, Dan Hockey wrote:
> > >
> > > > Does it have a composite output? Then you'll need a usb to composite
> > > > capture device.
> > > > http://www.pinnaclesys.com/PublicSite/us/Products/dazzle/
> > > dvd-recorder-hd/
> > > >
> > > What good would composite do? It already provides an avi 1920x720 via
> > USB.
> > >
> > > As I said, I can get a frame every now and then with VLC, but really
> need
> > > to decode the AVI streem to watch at 30fps and capture.
> > >
> > >         Thanks!
> > >
> > >         Lee
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