view base/Pitch.h @ 44:701404725897

* Use commands for add/delete pane in main window * Add compound command collection to command history (for add pane, import file etc) * Add hide/show pane and hidden pane list to PaneStack * Various other fixes
author Chris Cannam
date Mon, 13 Mar 2006 17:55:19 +0000
parents 090c22aa726a
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