[linux-audio-user] Linux music editor, greater than 32-bit ?
Paul Davis
paul at linuxaudiosystems.com
Thu Feb 22 16:04:34 EST 2007
On Thu, 2007-02-22 at 15:53 -0500, Rick Wright wrote:
> This is true, but as Folderol wrote, 32 bits should be *plenty* of
> dynamic range for audio. In fact, it has been argued that ~22bits is
> sufficient as beyond this you get into the h/w noise floor, hearing
> limits, etc.
32 bits of resolution gets you close to the *thermal* noise floor. i.e.
your recording contains noise contained by brownian motion. not very
useful.
32 bits of IEEE floating point gives you 24 bits of resolution and a
bunch of bits for an exponent to allow summing without clipping.
--p
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