Xawtv (video capture) problem, BT878 chipset, Video4Linux failure...halp?

[Jim March]

This is a locally connected security camera.  I don't see how the TV
switch could affect anything.

Jim

On Tue, Jun 16, 2009 at 7:59 PM, Bob Elzer<bob.elzer at gmail.com> wrote:
> Silly question, is this NTSC or ATSC, could it not be working because we
> switched to digital on Friday ???
>
>
> -----Original Message-----
> From: plug-discuss-bounces at lists.plug.phoenix.az.us
> [mailto:plug-discuss-bounces at lists.plug.phoenix.az.us] On Behalf Of Jim
> March
> Sent: Tuesday, June 16, 2009 4:28 PM
> To: Tucson Free Unix Group; Main PLUG discussion list
> Subject: Xawtv (video capture) problem, BT878 chipset, Video4Linux
> failure...halp?
>
> Folks,
>
> I have a somewhat complex question posted on Ubuntuforums at:
>
> http://ubuntuforums.org/showthread.php?p=7469310
>
> Basically, XawTV won't work, which is a prelude to getting ZoneMinder
> working (the latest 1.24.1 compiled from source).
>
> It DID work on my initial new Ubuntu Intrepid install, then failed after
> installing some part of ZM and it's massive set of dependencies.
>
> Right now my best guess is it's a permissions thing...I *think* the most
> crucial error messages are from what happens when Xawtv fails:
>
> ---
> zmuser at zmuser-camerastation:~$ xawtv -device /dev/video0 This is
> xawtv-3.95.dfsg.1, running on Linux/i686 (2.6.27-14-generic) xinerama 0:
> 1280x1024+0+0
> WARNING: No DGA direct video mode for this display.
> WARNING: couldn't find framebuffer base address, try manual
>         configuration ("v4l-conf -a <addr>")
> v4l2: WARNING: framebuffer base address mismatch
> v4l2: me=(nil) v4l=(nil)
> Warning: Cannot convert string
> "-*-ledfixed-medium-r-*--39-*-*-*-c-*-*-*" to type FontStruct
> ioctl: VIDIOC_QBUF(index=0;type=VIDEO_CAPTURE;bytesused=0;flags=0x0
> [];field=ANY;;timecode.type=0;timecode.flags=0;timecode.frames=0;timecode.se
> conds=0;timecode.minutes=0;timecode.hours=0;timecode.userbits="";sequence=0;
> memory=MMAP):
> Device or resource busy
> libv4l2: error turning on stream: Device or resource busy
> ioctl: VIDIOC_STREAMON(int=1): Device or resource busy
> ioctl: VIDIOC_QBUF(index=0;type=VIDEO_CAPTURE;bytesused=0;flags=0x0
> [];field=ANY;;timecode.type=0;timecode.flags=0;timecode.frames=0;timecode.se
> conds=0;timecode.minutes=0;timecode.hours=0;timecode.userbits="";sequence=0;
> memory=MMAP):
> Device or resource busy
> libv4l2: error dequeuing buf: Invalid argument
> ioctl: VIDIOC_DQBUF(index=0;type=VIDEO_CAPTURE;bytesused=0;flags=0x0
> [];field=ANY;;timecode.type=0;timecode.flags=0;timecode.frames=0;timecode.se
> conds=0;timecode.minutes=0;timecode.hours=0;timecode.userbits="";sequence=0;
> memory=MMAP):
> Invalid argument
> v4l2: read: Device or resource busy
> zmuser at zmuser-camerastation:~$
> ---
>
> I also have the dmesg output for the BT878 chipset startup at the link
> above, but it looks normal.
>
> Anybody with clue one why Xawtv is blowing up on me, PLEASE sing out :(.
> I'm dyin' here...
>
> Thanks,
>
> Jim
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