On Mon, Mar 7, 2016 at 2:49 PM, Charles Constant <[email protected]> wrote:
> Thanks Paul, > > The app I'm working on is an audio editor. It supports 32 or 64 bit files > natively. > What format supports 64 bit sample depth? What program creates them? > > > Since almost all AU's and AU hosts work with 32 bit floating point data, > that's the format you're going to see by default in an ABSD. > > If I install an app that let me open 64bit files natively, and I run them > through a 64bit-capable effect... it doesn't matter that the difference is > completely imperceptible. I don't want to throw away the user's data > without a good reason. > > just so we're clear, a 32 bit sample depth captures the signal of brownian motion in every part of the signal chain. A 64 bit floating point number has 52 bits of mantissa. You're not throwing away data, you're throwing away noise.
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