TV tuner, sound etc. -- what does this mean?

[Paulo Cavalcanti]

On Fri, Jul 31, 2009 at 5:47 AM, William Case <billlinux at rogers.com> wrote:

> Hi Michael;
>
> On Fri, 2009-07-31 at 07:54 +0200, Michael Schwendt wrote:
> > On Thu, 30 Jul 2009 21:52:00 -0400, William wrote:
> >
> > > Mplayer gives me sound from both my DVD/CD drive (which RhythmBox fails
> > > to do) and video1 for tv (which tvtime fails to do).
> >
> > It's not accurate to say "tvtime fails", because it doesn't even try to
> do
> > what you think it does [apparently]. The implementation in tvtime is
> > from 2005 and can only enable an analogue audio input channel.
>
> I have understood from the first time that you told me that tvtime does
> not mix sound  -- except for the simplest kind of volume control; that
> ALSA is, or should be supplying the mixing.
>
> However, from a descriptive perspective, when I launch tvtime I get no
> sound.  I don't think anybody on "God's Green Earth" would misunderstand
> what I am saying. What words would you suggest I choose to express that
> meaning?
>
> Getting mplayer working as a replacement for tvtime is not the point of
> this exercise.  There is something clearly wrong with some drivers that
> are related to ALSA.  My system's sound chips are not terribly unique.
> The whole world is going to the PCIe bus.  Having a tuner that includes
> both analogue and digital is not something that should be difficult to
> overcome.  As you point out, analogue is not being used.  As you have
> also pointed out, this is not about tvtime but about enabling one of the
> under lying chips or drivers.
>
> Perhaps you can suggest another program that should be using alsa's
> analog sound capability (or lack of that capability) and I will try to
> get that going.
>
>
Why don't you try using  arecord+aplay for the sound?

http://orion.lcg.ufrj.br/roma/ALSA.html#recording


-- 
Paulo Roma Cavalcanti
LCG - UFRJ
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