How would you syncronize the capture between 2 or more cameras hooked to 1 multi-port capture card? Or, is there no way to. Ryan > -----Original Message----- > From: video4linux-list-admin@xxxxxxxxxx > [mailto:video4linux-list-admin@xxxxxxxxxx]On Behalf Of Arne Caspari > Sent: Tuesday, July 22, 2003 3:57 PM > To: video4linux-list@xxxxxxxxxx > Subject: Re: multiple open()'s on the same device > > > Am Die, 2003-07-22 um 21.42 schrieb Lucas Correia Villa Real: > > I have seen some posts (as you said) arguing about the image > color being a > > problem on switches, resulting in dropped frames, but I can't > understand why. > > Isn't this just a matter or saving/restoring the hue, contrast, > saturation and > > brightness adjust registers? When you speak about fluxuation, > shouldn't the > > restoration of these registers' values take effect immediately, > avoiding > > frame dropping? > > It is an issue because if the sources run unsynchronized, the grabber > has to recalibrate it's black-reference level if the input changes. > This has nothing to do with the register settings ( they do not change > ). > > -Arne > > > -- > video4linux-list mailing list > Unsubscribe mailto:video4linux-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/video4linux-list >
