Re: AVerTV Stereo Settings

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force card 31:

In modules.conf:
alias char-major-81 videodev
alias char-major-81-0 bttv
options bttv card=41
#options tuner type=3 debug=0
options msp3400 once=1 simple=1
post-install bttv modprobe tuner; modprobe videodev
post-remove bttv modprobe -r msp3400; modprobe -r
tuner


Then, before re-compiling your kernel modules, go to
the file:
/usr/src/linux/drivers/media/video/bttv-cards.c

And change:
{
        name:           "AVerMedia TVPhone 98",
        video_inputs:   3,
        audio_inputs:   4,
        tuner:          0,
        svhs:           2,
        gpiomask:       12,
        muxsel:         { 2, 3, 1, 1},
        /*audiomux:     { 13, 4, 11, 7, 0, 0},*/
        audiomux:       { 4, 4, 8, 4, 0, 0},
        needs_tvaudio:  1,
        pll:            PLL_28,
        tuner_type:     -1,
        has_radio:      1,
}

NOTE the audio mux changing... What the mux does is
prevent certain channels from ever being played.  Now,
it seems to be in stereo, but play with those numbers.
 It's fun.  If you're in the US, sap should go
bye-bye.


Then, you can recompile your modules by typing:

make clean && make modules modules_install



The key problem you're having is with these mux
settings.  It's not clear on how to "discover" these
settings, and sad to see not more companies provide
those numbers to v4l.

Also, on a side note, the other problem I had was a
common complaint about X failing or the system
crashing when running xawtv.  This is usually due to a
default setting common on some X installs:
# This loads the miscellaneous extensions module, and
disables
# initialisation of the XFree86-DGA extension within
that module.
    SubSection  "extmod"
      #Option    "omit xfree86-dga"   # don't
initialise the DGA extension
    EndSubSection


Just comment out the "omit xfree86-dga" part and xawtv
works like a charm.  I think this problem I have with
the video has to do with my geForce3 card.

Hope this helps.

Foo

--- Jacek Pop³awski <jpopl@xxxxxxxxxx> wrote:
> On Tue, Dec 10, 2002 at 07:41:22AM +0800, ¾|­¦
> wrote:
> > Card 13 and 41 only able to output the SAP channel
> (changing 
> > audio mode doesn't help), 
> 
> How do you change audio mode in xawtv? I remember it
> was possible few years
> ago, but now I don't see mono/stereo/lang switch at
> all. I am using AVerMedia
> TV Phone 98, bttv-0.7.100 and xawtv-3.78. My card is
> detected as 41.
> 
> -- 
> http://decopter.sf.net - free unrealistic helicopter
> simulator
> 
> 
> 
> --
> video4linux-list mailing list
> Unsubscribe
>
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>
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