Re: Philips 7134 sound problem(?)

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Hi Matthias,

On Mon, 6 May 2002, Matthias Dahl wrote:

>
> Ok, just made a first step in the direction of a possible fix.     I searched
> through the mailinglist archive and found a mail by Wan Tat Chee  who suggest
> to someone with similar problems that he should change:
>
>    aumux: TV
> to
>    aumux: LINE2
>

That was a long shot when I suggested it.... we've since discovered that
it wasn't/shouldn't be the problem.


> in saa7134-cards.c in the FLYVIDEO3000 section. I have done that  and  I  get
> the following result: sound works for both, TV and radio *but* there are some
> strange side effects:
>
>  * audio is activated as soon as the saa7134 module is being loaded
>  * audio cannot be muted with xawtv or gnomeradio
>  * audio in TV mode is only *mono* whereas the radio is stereo... changing
>    the mode in xawtv has no effect... *panic*
>  * audio volume is very faint - I have to bring up the volume of my line in
>    to 100%... using the mixer device of the saa7134 doesn't work well too,
>    because if I try to change the values, the slider just jumps to 100% and
>    doesn't move a bit anymore... no matter with what tool I try it. :(((
>

Please post some dmesg output (with debug_audio=1).


> And there are also two picture problems:
>
>  * using the v4l support of X, my matrox card should scale the image up to the
>    current resolution - when I try that, the image is indeed scaled to the max
>    but it has the wrong aspect ratio (the image is squeezed in width and has a
>    corrupted bar right next to the picture)

Can you try 'xawtv -noxv' and see if it makes any difference?

>
>  * grabdisplay in xawtv doesn't work at all - does that mean, grabbing is not
>    possible at the moment at all?
>
It only works in '-noxv' mode. Read the docs.

----
Wan Tat Chee (Lecturer)
School of Computer Science, Univ. Science Malaysia,
11800 Minden, Penang, Malaysia.          Ofc Ph: +604 657-7888 x 3617
Internet: tcwan@xxxxxxxxx            Web: http://nrg.cs.usm.my/~tcwan
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