[linux-audio-user] meters with resettable infinite peak hold

Jesse Chappell jesse at essej.net
Tue Mar 29 13:35:46 EST 2005


Spencer Russell wrote on Tue, 29-Mar-2005:

 > On Tue, Mar 29, 2005 at 12:46:00PM -0500, Peter Lutek wrote:
 > > >the numerical peak indicators
 > > >do actually change to red when >= 0db.
 > > 
 > > not quite..... on input strips, while recording (when the signal never  
 > > goes over because it's limited by your A-D), the numerical peak display  
 > > only goes to "-0.0" and never turns red. at least that's what i'm seeing  
 > > here (0.9beta28).

I guess it depends on your A-D, as to what it gives you for full-scale.
Some might not ever actually reach numeric full-scale.  Either
that or I should change the test from >= 0.0f  to >= -0.0f, or
see if avoiding the conversion to db for comparison purposes might
help.
 
 > I'd just like to echo that being able to reset all the peak
 > displays simultaneously would be a great feature, especially for
 > live recording. I use it all the time on the HD and DAT
 > recorders I use to record classical recitals here at school
 > (usually the applause in between pieces clips like nothing else,
 > if I have my levels set right).
 
Someone should throw it into mantis.

jlc



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