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Methods in org.jamdev.jpamutils.spectrogram that return SpecTransform
| Modifier and Type |
Method |
Description |
SpecTransform |
SpecTransform.clamp(double minVal,
double maxVal) |
Clamp the current spectrogram between two values.
|
SpecTransform |
SpecTransform.dBSpec() |
Convert the current spectrogram data to dB using 10*log10(linear) ;
|
SpecTransform |
SpecTransform.dBSpec(boolean power) |
Convert the current spectrogram data to dB using 10*log10(linear);
|
SpecTransform |
SpecTransform.dBSpec(boolean power,
double mindB) |
Convert the current spectrogram data to dB using 10*log10(linear);
|
SpecTransform |
SpecTransform.dBSpec(Double mindB) |
Convert the current spectrogram data to dB using 10*log10(linear);
|
SpecTransform |
SpecTransform.enhance(double enhanceFactor) |
Enhance the contrast between regions of high and low intensity, while
preserving the range of pixel values.
|
SpecTransform |
SpecTransform.gaussianFilter(double sigma) |
Clamp the current spectrogram between two values.
|
SpecTransform |
SpecTransform.interpolate(double fMin,
double fMax,
int freqBins) |
Interpolate a spectrogram so that it has a specified number of frequency bins and sits
that sits between two frequency limits.
|
SpecTransform |
SpecTransform.medianFilter(double rowfactor,
double colfactor) |
Discard pixels that are lower than the median threshold.
|
SpecTransform |
SpecTransform.normalise(double min_leveldB,
double ref_level_dB) |
Normalise the current spectrogram between two reference values.
|
SpecTransform |
SpecTransform.normaliseMinMax() |
Normalise the current spectrogram between the minimum and maximum of the array
|
SpecTransform |
SpecTransform.normaliseRowSum() |
Normalise the current spectrogram by dividing by sum of the square of the sum of all rows.
|
SpecTransform |
SpecTransform.normaliseStd(double mean,
double std) |
Normalize the data array to specified mean and standard deviation.
|
SpecTransform |
SpecTransform.reduceTonalNoiseMean(int timeConstLen) |
Reduce continuous tonal noise produced by e.g.
|
SpecTransform |
SpecTransform.reduceTonalNoiseMedian() |
Subtracts from each row the median value of that row.
|