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F
FFT
- Class in
ddf.minim.analysis
FFT stands for Fast Fourier Transform.
FFT(int, float)
- Constructor for class ddf.minim.analysis.
FFT
Constructs an FFT that will accept sample buffers that are
timeSize
long and have been recorded with a sample rate of
sampleRate
.
fileName()
- Method in class ddf.minim.
AudioMetaData
filePath()
- Method in interface ddf.minim.spi.
SampleRecorder
Returns the full path to the file this is saving to, if it exists.
fillSpectrum()
- Method in class ddf.minim.analysis.
FourierTransform
forward(float[])
- Method in class ddf.minim.analysis.
DFT
forward(float[])
- Method in class ddf.minim.analysis.
FFT
forward(float[], float[])
- Method in class ddf.minim.analysis.
FFT
Performs a forward transform on the passed buffers.
forward(float[])
- Method in class ddf.minim.analysis.
FourierTransform
Performs a forward transform on
buffer
.
forward(float[], int)
- Method in class ddf.minim.analysis.
FourierTransform
Performs a forward transform on values in
buffer
.
forward(AudioBuffer)
- Method in class ddf.minim.analysis.
FourierTransform
Performs a forward transform on
buffer
.
forward(AudioBuffer, int)
- Method in class ddf.minim.analysis.
FourierTransform
Performs a forward transform on
buffer
.
FourierTransform
- Class in
ddf.minim.analysis
A Fourier Transform is an algorithm that transforms a signal in the time domain, such as a sample buffer, into a signal in the frequency domain, often called the spectrum.
FREQ_ENERGY
- Static variable in class ddf.minim.analysis.
BeatDetect
Constant used to request frequency energy tracking mode.
freqToIndex(float)
- Method in class ddf.minim.analysis.
FourierTransform
Returns the index of the frequency band that contains the requested frequency.
frequency()
- Method in class ddf.minim.effects.
IIRFilter
Returns the cutoff frequency (in Hz).
frequency()
- Method in class ddf.minim.signals.
Oscillator
Returns the current frequency.
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