Re: [V4L] V4L-API stereo/mono?

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Robert Siemer wrote:

> > > Via VIDIOCSAUDIO i can force my radio driver to mono sound.
> >
> > How did you do this? I want to force my radio driver to mono as well.
> > I tried:
> >
> >    va.mode  = VIDEO_SOUND_MONO;
> >    ioctl (fd, VIDIOCSAUDIO, &va)
> >
> > with no results.
>
> This is the right and only approach. Maybe the driver currently does
> not support this. - The radio-miropcm20.c didn't, neither, but I'm
> rewriting it... [:
>
> > What am I missing? I know the card (WinTV 401) can do mono
> > radio because the Windows radio application does it.
>
> I think your test program is very small. - A quote in full could be
> helpful.

I am using a modified version of radioclass.cc that came with rdj. Its a
little long to
mail...

> And check the driver! - You aren't using bttv.c, are you???

Er. I guess I am. I have the 2.2.14 version of the kernel. What versions
of stuff should I be using?

Thanks,

Will






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