Driver for RealFFT.
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#include <AudioRealFFT.h>
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bool | begin (int len) override |
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void | end () override |
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void | fft () override |
| Perform FFT.
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bool | getBin (int pos, FFTBin &bin) override |
| gets the value of a bin
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float | getValue (int idx) override |
| get Real value
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bool | isReverseFFT () override |
| Returns true if reverse FFT is supported.
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bool | isValid () override |
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float | magnitude (int idx) override |
| Calculate the magnitude (fft result) at index (sqr(i² + r²))
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float | magnitudeFast (int idx) override |
| magnitude w/o sqrt
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void | rfft () override |
| Inverse fft - convert fft result back to time domain (samples)
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bool | setBin (int pos, FFTBin &bin) |
| sets the value of a bin
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bool | setBin (int pos, float real, float img) override |
| sets the value of a bin
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void | setValue (int idx, float value) override |
| Sets the real value.
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Driver for RealFFT.
- Author
- Phil Schatzmann
- Copyright
- GPLv3
◆ begin()
◆ end()
◆ fft()
◆ getBin()
bool getBin |
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int |
pos, |
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FFTBin & |
bin |
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) |
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inlineoverridevirtual |
gets the value of a bin
Reimplemented from FFTDriver.
◆ getValue()
float getValue |
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int |
idx | ) |
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inlineoverridevirtual |
◆ isReverseFFT()
Returns true if reverse FFT is supported.
Reimplemented from FFTDriver.
◆ isValid()
◆ magnitude()
float magnitude |
( |
int |
idx | ) |
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inlineoverridevirtual |
Calculate the magnitude (fft result) at index (sqr(i² + r²))
Implements FFTDriver.
◆ magnitudeFast()
float magnitudeFast |
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int |
idx | ) |
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inlineoverridevirtual |
◆ rfft()
Inverse fft - convert fft result back to time domain (samples)
Reimplemented from FFTDriver.
◆ setBin()
bool setBin |
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int |
idx, |
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float |
real, |
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float |
img |
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) |
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inlineoverridevirtual |
sets the value of a bin
Reimplemented from FFTDriver.
◆ setValue()
void setValue |
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int |
pos, |
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float |
value |
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) |
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inlineoverridevirtual |
The documentation for this class was generated from the following file: