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-   -   Utility for measuring average decibels across a collection of sound files? (https://www.audiobanter.co.uk/uk-rec-audio-general-audio/8972-utility-measuring-average-decibels-across.html)

Ian McCall March 7th 16 06:59 AM

Utility for measuring average decibels across a collection of sound files?
 
On 2016-03-07 00:46:05 +0000, "Dave Plowman (News)"
said:

IBut the suits are willing to pay anything for a machine to do this. I've
seen it claimed it now exists and is in use. I'd only be convinced by
using one in anger - and that's not going to happen now. Certainly there's
no evidence of it being in use.


Have a look t things like landr.com. Now, as far as I can tell, not a
single mastering engineer's job is threatened by this. It's a damn good
drafting tool though, and for my simple tracks with not too many
instruments in them it has done a really good job. For my complex ones
it has done a decent approximation and I'm definitely going to both
listen to it and also look at it (look at the waveform). It's unlikely
to be the final say however.


Cheers,
Ian


Ian McCall March 7th 16 07:15 AM

Utility for measuring average decibels across a collection of sound files?
 
On 2016-03-05 23:50:49 +0000, "Dave Plowman (News)"
said:

In article ,
Don Pearce wrote:
Orban, the sound processor people used by just about every radio
station have a desktop sound meter for PC or MAC. One of its meters is
a pretty good perceived loudness meter. Give that a go, and you may
find it tells you what you need to know, even if you then have to make
the changes yourself.


But does that meter look at the entire track before giving a reading? That
appears to be a requirement.



Yes, that's definitely the requirement. I use Logic Pro X which has a
ton of decent sound metering tools for real time, but it's the offline
analysis that I'm looking for.

I won't be slavishly following exact normalisation, but it would be
really helpful to know if I was way off base. Ideally I'd just use ears
of course, but as I say I've heard these things too many times to be
objective now.


Cheers,
Ian


Dave Plowman (News) March 7th 16 11:45 AM

Utility for measuring average decibels across a collection of sound files?
 
In article ,
Ian McCall wrote:
On 2016-03-07 00:46:05 +0000, "Dave Plowman (News)"
said:


IBut the suits are willing to pay anything for a machine to do this.
I've seen it claimed it now exists and is in use. I'd only be
convinced by using one in anger - and that's not going to happen now.
Certainly there's no evidence of it being in use.


Have a look t things like landr.com. Now, as far as I can tell, not a
single mastering engineer's job is threatened by this. It's a damn good
drafting tool though, and for my simple tracks with not too many
instruments in them it has done a really good job. For my complex ones
it has done a decent approximation and I'm definitely going to both
listen to it and also look at it (look at the waveform). It's unlikely
to be the final say however.


At the end of the day, a mastering engineer - if say mastering a CD - will
make sure it sounds ok by listening to the entire thing. That's what he's
paid to do.

This would be far too costly for say a radio station, so they rely on
automatic equipment. And you sure as anything can hear it working.

Main problem is TV sound. The public complain about ads or trails being
too loud. Inaudible dialogue on drama - Jamaica Inn. Happy Valley, etc.

The solutions to all this have been long known. But very costly to
implement. So the suits will pay anything for a loudness meter that says
everything is OK. Even when it patently isn't.

--
*Forget about World Peace...Visualize using your turn signal.

Dave Plowman London SW
To e-mail, change noise into sound.


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