view base/Pitch.h @ 26:090c22aa726a

* Add the Note layer for pianoroll-type display of note-type data * Complete the MIDI file importer (well, nearly -- it would be nice to be able to import the non-note data as other sorts of models, and that's not done yet). * Minor refactoring in RealTime etc
author Chris Cannam
date Fri, 10 Feb 2006 17:51:36 +0000
parents a7ed14263fe4
children 39ae3dee27b9
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/* -*- c-basic-offset: 4 -*-  vi:set ts=8 sts=4 sw=4: */

/*
    A waveform viewer and audio annotation editor.
    Chris Cannam, Queen Mary University of London, 2005-2006
    
    This is experimental software.  Not for distribution.
*/

#ifndef _PITCH_H_
#define _PITCH_H_

#include <QString>

class Pitch
{
public:
    static float getFrequencyForPitch(int midiPitch,
				      float centsOffset = 0,
				      float concertA = 440.0);

    static int getPitchForFrequency(float frequency,
				    float *centsOffsetReturn = 0,
				    float concertA = 440.0);

    static QString getPitchLabel(int midiPitch,
				 float centsOffset = 0,
				 bool useFlats = false);

    static QString getPitchLabelForFrequency(float frequency,
					     float concertA = 440.0,
					     bool useFlats = false);
};


#endif