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// Indentation settings for Vim and Emacs etc. lines from all files, as Campbell's patch (except for other changes to Languages.cpp)
28 lines
659 B
C
28 lines
659 B
C
/**********************************************************************
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Audacity: A Digital Audio Editor
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Spectrum.h
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Dominic Mazzoni
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**********************************************************************/
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#ifndef __AUDACITY_SPECTRUM__
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#define __AUDACITY_SPECTRUM__
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#include "WaveTrack.h"
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/*
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This function computes the power (mean square amplitude) as
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a function of frequency, for some block of audio data.
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width: the number of samples
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calculates windowSize/2 frequency samples
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*/
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bool ComputeSpectrum(float * data, int width, int windowSize,
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double rate, float *out, bool autocorrelation, int windowFunc=3);
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#endif
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