PV_MagAbove:
Filter:
Description
Class methods
new
Inherited class methods
Instance methods
Inherited instance methods
Examples
Classes
|
UGens
>
FFT
PV_MagAbove
:
PV_ChainUGen
:
WidthFirstUGen
:
UGen
:
AbstractFunction
:
Object
Pass bins above a threshold.
Source:
FFT.sc
Subclasses:
PV_LocalMax
,
PV_MagBelow
,
PV_MagClip
See also:
FFT
,
IFFT
,
PV_LocalMax
,
PV_MagBelow
,
PV_MagClip
Description
Passes only bins whose magnitude is above a threshold.
Class Methods
PV_MagAbove.
new
(
buffer
,
threshold: 0.0
)
Arguments:
buffer
FFT buffer.
threshold
Magnitude threshold.
Inherited class methods
Instance Methods
Inherited instance methods
Examples
s.boot; b = Buffer.read(s, Platform.resourceDir +/+ "sounds/a11wlk01.wav"); ( SynthDef("help-magAbove", { arg out=0; var in, chain; in = SinOsc.ar(SinOsc.kr(SinOsc.kr(0.08, 0, 6, 6.2).squared, 0, 100, 800)); //in = WhiteNoise.ar(0.2); chain = FFT(LocalBuf(2048), in); chain = PV_MagAbove(chain, 310); Out.ar(out, 0.1 * IFFT(chain).dup); }).play(s); ) ( SynthDef("help-magAbove2", { arg out=0; var in, chain; in = WhiteNoise.ar(0.2); chain = FFT(LocalBuf(2048), in); chain = PV_MagAbove(chain, MouseX.kr(0, 10)); Out.ar(out, 0.1 * IFFT(chain).dup); }).play(s); ) ( SynthDef("help-magAbove3", { arg out=0, soundBufnum=2; var in, chain; in = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1); chain = FFT(LocalBuf(2048), in); chain = PV_MagAbove(chain, MouseX.kr(0, 310)); Out.ar(out, 0.1 * IFFT(chain).dup); }).play(s, [\soundBufnum, b]); )
helpfile source:
/usr/local/share/SuperCollider/HelpSource/Classes/PV_MagAbove.schelp
link::Classes/PV_MagAbove::