[fruityloops] Re: Nominal Sound Forge Rendering . . .
- From: "Raymond Cherry" <filthykarma@xxxxxxxxxxxx>
- To: <fruityloops@xxxxxxxxxxxxx>
- Date: Thu, 18 Jul 2002 19:25:12 -0400
Beautiful . . . an answer worthy of my printer . . . thanks . . .
I'll be shooting everything in 32/44.1 from Loops into SF for a trim and
Acidizing, then into Acid for arrangement and mix, and back into SF for the
dither and master . . . sounds like a plan . . .
----- Original Message -----
From: "Gwydion Elderwyn" <Gwydion@xxxxxxxxxxxx>
To: <fruityloops@xxxxxxxxxxxxx>
Sent: Thursday, July 18, 2002 4:10 AM
Subject: [fruityloops] Re: Nominal Sound Forge Rendering . . .
>
> > At any rate, what kind of nominal settings do you folks use.
> > I am thinking 32-bit/44.1 kh to Sound Forge
>
> Depends on what you do with it once in sound forge. I assume from the
rest
> of your email you're using FL to create loops for Acid. If you're also
> running Acid at 44.1Khz then that's the rate you should export from FL.
32
> bit is fine if you are going to do any more processing in SF (eg,
> normalistion, effects), but if all you're going to do is trim and crop
then
> you might as well just export 16 bit.
>
> > what the hell is a "hermite curve"
>
> It's an algorithm that is used to smooth audio information to take the
> digital "steppiness" out of it.
>
> As you probably know, digital audio consists of a series of values which
> represent the amplitude of the audio signal. So for example, you might
have
> a series that goes 0 ... 96 ... 128 ... 32 ... 0. If you want to create
> values between each of these, you need to use "interpolation".
>
> Linear interpolation takes every two consecutive points and draws a
straight
> line between them. But we all know that audio signals are not straight
> lines, they're curves. That's where Hermite interpolation comes in. By
> using four points at a time instead of two, it calculates intermediate
> points by drawing a curve between all four points. If you want to see the
> mathematics of it, a good site is:
> http://www.chscene.ch/hugi/hugi19/codsp.htm
>
> Upsides & downsides: linear is faster but less accurate, and hermite is
> slower but more accurate. Frankly with CPU speeds what they are these
days
> I don't know why anyone bothers with linear.
>
> > should one Acidize a loop going to SF?
>
> Based on the fact that you are going to trim/crop in SF, then the answer
is
> no. If you were going to go straight from fruity to acid, then obviously
> you would need to acidize it.
>
> HTH,
> G.
>
>
>
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