Hi Justin,
Works a treat ! I think your vctrl.c is just one line of source different
to the one I compiled from the apps package.
I had to use "vcat" instead of "cat" since I got a broken pipe otherwise,
probably due to the 4k buffer size of cat.
Thanks again,
Neville
[EMAIL PROTECTED] wrote:
>
> Neville Scott wrote:
> >
> > Hi,
> >
> > I am using i2c-991123 and bttv-v4l2-000321 to simply capture PAL
> > images from the composite source input using:
> >
> > vctrl /dev/video0 -w 384 -h 288 -b 24 -i 1 -p
> > and
> > vcrtl /dev/video0
> > reports
> > 384x288 @ 24 bpp from input 1 (composite(0))
> > The inputs are: 0 = Television: 1 = Composite (0): 2 = S-Video:
> > The video standard is PAL
> > and
> > cat /dev/video0 |rawtoppm -bgr 384 288 > image.ppm
> > works just fine !!!
> >
> > However when I try to it set to 768x576x24 using:
> > vctrl /dev/video0 -w 768 -h 576 -b 24 -i 1 -p
> > then
> > vctrl /dev/video0
> > reports
> > 384x288 @ 24 bpp from input 1 (composite(0))
> > The inputs are: 0 = Television: 1 = Composite (0): 2 = S-Video:
> > The video standard is PAL
> >
> > It appears that it doesn't accept the image size I set and of course my
> > corresponding cat command ends up with a garbled image.
> >
> > Has the error in the attached /var/log/messages go anything to do with this ?
> >
> > Is there something I'm missing or is v4l2 vctrl and videodev unable to do
> > 768x576x24 on a HauppaugeTV-GO ?
> >
> > Am I better off with V4L and not V4L2 and borrowing a capture application ?
> >
> > Any suggestions ?
> >
> > Best Regards
> >
> > Neville
>
> Make sure you are using vctrl from the utils directory of the bttv-v4l2
> distribution. Other versions may refuse to capture interlaced images.
>
> -justin
>
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Neville Scott
Hewlett Packard
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Milton, QLD, 4064
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