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Anyone got a lifeview USB TV in working with Xawtv
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ebike
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Joined: 07 Dec 2002
Posts: 384
Location: Christchurch, New Zealand

PostPosted: Mon Mar 03, 2003 7:20 am    Post subject: Anyone got a lifeview USB TV in working with Xawtv Reply with quote

Hi all,

I did the following:

1. Made sure all the relevent modules are selected in the kernel (i.e video4linux and OV511 support)
2. Made sure I had all the necessary USB support.
3. Did a modprobe OV511 which also loaded videodev.

On Installing the device, output from var/log/messages showed the device correctly.
    ov511.c: USB OV511+ camera found
    Mar 3 15:46:31 localhost kernel: ov511.c: Sensor is an SAA7111A (version 0x21)
    Mar 3 15:46:31 localhost kernel: ov511.c: Device registered on minor 0
    Mar 3 15:46:31 localhost kernel: ov511.c: v1.50 for Linux 2.4 : OV511 USB Camera Driver


There was no /dev/video device, so created one with:
mknod /dev/video0 -c 81 0

When Xawtv started, it reckognised the device and displayed a green window. No amount of changing channels got any pictures, not even snow.
Also the input selector only shows video inputs, no tuner devices.

Do I need a tuner.o module?
I also tried mplayer with the -tv option, it showed:
    gmplayer -tv on:driver=v4l:width=640:height=480
    Using GNU internationalization
    Original domain: messages
    Original dirname: /usr/share/locale
    Current domain: mplayer
    Current dirname: /usr/share/locale


    MPlayer 0.90pre10-3.2.1 (C) 2000-2002 Arpad Gereoffy (see DOCS)

    [cfg] read config file: /home/bernie/.mplayer/gui.conf
    vo: X11 running at 1024x768 with depth 16 and 16 bpp (":0" => local display)
    Reading /home/bernie/.mplayer/codecs.conf: can't open '/home/bernie/.mplayer/codecs.conf': No such file or directory
    Reading /usr/share/mplayer/codecs.conf: 44 audio & 110 video codecs
    init_freetype
    Linux RTC init error in ioctl (rtc_irqp_set 1024): Invalid argument
    Try adding "echo 1024 > /proc/sys/dev/rtc/max-user-freq" to your system startup scripts.
    Using usleep() timing
    Can't open input config file /home/bernie/.mplayer/input.conf : No such file or directory
    Input config file /usr/share/mplayer/input.conf parsed : 50 binds
    SKIN dir 1: '/home/bernie/.mplayer/Skin'
    SKIN dir 2: '/usr/share/mplayer/Skin'

    Playing TV
    Cache fill: 0.00% (0 bytes) Detected TV! ;-)
    Selected driver: v4l
    name: Video 4 Linux input
    author: Alex Beregszaszi <alex@naxine.org>
    comment: under development
    Selected device: OV511+ USB Camera
    Capabilites: capture subcapture
    Device type: 513
    Supported sizes: 320x240 => 640x480
    Inputs: 8
    0: CVBS-0: (tuner:0, norm:auto)
    1: CVBS-1: (tuner:0, norm:auto)
    2: CVBS-2: (tuner:0, norm:auto)
    3: CVBS-3: (tuner:0, norm:auto)
    4: S-Video-0: (tuner:0, norm:auto)
    5: S-Video-1: (tuner:0, norm:auto)
    6: S-Video-2: (tuner:0, norm:auto)
    7: S-Video-3: (tuner:0, norm:auto)
    Using input 'CVBS-0'
    Selected input hasn't got a tuner!


It alkso suggests I do not have a tuner.
Can anyone help?
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Gerk
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Joined: 07 May 2002
Posts: 435

PostPosted: Mon Mar 03, 2003 8:12 am    Post subject: Reply with quote

if devfs didn't pick up the device when you modprobed it I suspet the driver may be to blame, you should never have to create a device node under devfs if its configured properly
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ebike
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Joined: 07 Dec 2002
Posts: 384
Location: Christchurch, New Zealand

PostPosted: Mon Mar 03, 2003 7:14 pm    Post subject: Reply with quote

Thanks Gerk,

I guess I should have turned on devfs support in the kernel. I notice that there is a seperate option to turn on devfs support for video4linux.

That explains why I had to add a node, but doesn't explain why I have no tuner available. Am I missing a module? I think the tuner in this is a Philips FI1216 device, does the OV511 driver support this, or should I be looking for another module ..... so many questions, so little time :?
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