[linux-audio-user] Basic microphone recording via SBlive

Jorge Salgueiro jorge.salgueiro at gmail.com
Tue Feb 22 04:26:31 EST 2005


that would great!


On Mon, 21 Feb 2005 21:15:49 -0500, John Check <j4strngs at bitless.net> wrote:
> On Tuesday 15 February 2005 05:23 am, Mark Constable wrote:
> > Peter Zubaj wrote:
> > > You need to set capture to "Mic" and "Capture". In alsamixer both (Mic
> > > and Capture) sliders should have "CAPTUR" flag. And you need to set
> > > "AC97 Capture" volume (best to 100%). Set Capture to 0 first, because
> > > this slider amlify inputs.
> >
> > Argh! I spent ages working through various combinations and
> > had no idea what Peter was referring to... until I looked at
> > the alsamixer F5 All screen... and there was "AC97 Capture"!
> >
> > Why on earth is that setting missing from the F4 Capture screen ?
> >
> > >> On a related note there is something strange with the
> > >> 3 screen views of alsamixer... the F4 Capture page shows
> > >> CD | Mic | Video | Phone without volume sliders but hese
> > >> 4 items do not appear, as is, on the F5 All screen.
> 
> The F4 page shows the capture toggles for AC'97 sources.
> These share a common gain slider (Capture). The Capture
> "buss" has it's own toggle which can be used as a master toggle for all AC'97
> record sources.
> Digital sources (including PCM sources like Wave and Music) can all be armed
> individually.
> 
> > >>
> > >> Specific bonus question, how do the 4 items on the F4
> > >> Capture page relate to the 4 similar named itmes on the
> > >> F5 All page that do show volume sliders, mute and capture
> > >> options ?
> >
> 
> The playback section sliders for the sources in question provide the initial
> gain level to the capture buss. The rest of the sources have individual
> independent sends.
> 
> Additionally:
> If you look at how things are set up with a LiveDrive, the headphone buss
> is functionally equivalent to how you'd have things set up in a studio, which
> is sensible. It taps off of the record capture. One can set up an independent
> mix for the speakers and the headphones, and record buss.
> 
> If anybody is interested in a more in depth explanation I'll try and write up
> a web page
> 
> 
> > Anyone know what the difference between these are ?
> >
> > --markc
>


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