Hi, I've SVN checked-in a variation of Claus's grabber-v4l2.cpp patch for VIC.
New SVN snapshot VIC RPMs for RHEL/CentOS 5 and Fedora 8 & 9 are now available, just do a yum update. Let me know if you have any issues now with V4L2 and VIC. The V4L issue about not being able to open the device appears to be a bug in the bttv driver of later kernels. Cheers, Doug > Douglas Kosovic wrote: > Looks like vic's V4L2 'large' only works with 4:3 704x576 PAL input > sources, in the past the bttv driver would put a black border around a > 704x480 NTSC source, but now when vic requests it, it doesn't > succussed, vic's debug output: > > V4L2: failed to set format! requested 704x576, got 704x480 > > I think I'll try and do a variation of Claus's patch (which doesn't > work with common UVC webcams that use 16:9 resolutions), so that it > selects the nearest working resolution to 704x576. > > > Cheers, > Doug > > > Claus Endres wrote: > > > > You might want to try the attached patch. It works for me for > > webcams with NTSC resolution. > > > > Please let me know if it solves your problem. > > > > Regards, > > Claus. > > > > Todd Zimmerman wrote: > > > Hey All, > > > > > > Not sure if it is a local configuration/driver issue or not, but I > am > > > having problems producing 'large' video sizes using my BTTV capture > > > card. It's a WinTV PCI card with a Sony handycam plugged into the > > > s-video input. > > > > > > I'm using vic-2.8ucl1.4.0beta > > > > > > Here are my settings:: > > > > > > V4L2 (BT878), SVideo, NTSC, Mpeg4, Large. When I select > 'Transmit', > > > the stream 'info' still only indicates 352x288. If I change the > > > Signal to Auto (or PAL or SECAM) the picture goes green/pink but > the > > > resolution moves to 704x576. > > > > > > Is it _actually_ producing a larger video but the indication is > > > wrong, or is it not capable of going above 352x288?? > > > > > > I'd test V4L, but for some reason vic indicates it cannot open the > > > device when trying to switch to v4l. > > > > > > > > > Any thoughts? > > > > > > Todd
