Re: [Audacity-devel] So what's left before 1.3.7?

[Leland <le...@au...>]

I'm still at work, so can't respond fully yet, but -150 is what my wife has
always used in prefs.  And that's using a 1.3.2 version with auto correction
turned off.

Leland


Quoting Martyn Shaw <mar...@go...>:

> Hmm.  I've now got DS turned off, but 2 sound devices (onboard and a
> card).  I commented out
>
>        if (numCaptureChannels > 0 && numPlaybackChannels > 0) //
> simultaneously playing and recording
>        {
>              const PaStreamInfo* si = Pa_GetStreamInfo(
> gAudioIO->mPortStreamV19 );
>              gAudioIO->mLastRecordingOffset = -si->outputLatency;
>        }
>
> in AudioIO.cpp and set the latency pref to 0.  On my devices I measure
> 142ms and 163ms latency with my headset.
>
> Setting the pref to -150 brings both near-enough in line.  So perhaps
> we should do that?  Set the pref default to -150?
>
> What do others get in this test?  If we could take an average over a
> bigger number of 'normal' computers (ie not emulating things) then
> that's the best we could do?  (Without a measurement tool.)
>
> On 1.2.6 I get about 33ms of residual latency and (shifting the 2nd
> track back to start at 0) about 233ms of actual latency.  I 'think'
> 1.2.6 used 100ms for input and output, totaling 200ms with the pref
> set to 0 (in audacity.cfg, I don't see it exposed in the interface).
> Maybe PA1.9 reduced the latency a little?
>
> TTFN
> Martyn
>
> Leland wrote:
> > Martyn Shaw wrote:
> >> My brief conclusions from this thread:
> >> 1  Return to a fixed 100ms latency.
> > Should the Preferences value be used as specified or should we always
> > force a value of 100 plus whatever the users specifies in Preferences?
> >
> > Leland
> >
> >
> >
> ------------------------------------------------------------------------------
> > This SF.net email is sponsored by:
> > SourcForge Community
> > SourceForge wants to tell your story.
> > http://p.sf.net/sfu/sf-spreadtheword
> > _______________________________________________
> > audacity-devel mailing list
> > aud...@li...
> > https://lists.sourceforge.net/lists/listinfo/audacity-devel
> >
>
> ------------------------------------------------------------------------------
> This SF.net email is sponsored by:
> SourcForge Community
> SourceForge wants to tell your story.
> http://p.sf.net/sfu/sf-spreadtheword
> _______________________________________________
> audacity-devel mailing list
> aud...@li...
> https://lists.sourceforge.net/lists/listinfo/audacity-devel
>
>