octave-number

Function

(octave-number freq [scale] [real?)

Returns the octave number of freq, which can be a note or keynum in scale. If real? is true then the octave number returned is shifted by the octave offset of the tuning.

Examples

cm> (octave-number 'c4)
4
cm> (octave-number 'c4 *scale* true)
5
cm> (octave-number 59)
3
cm> (octave-number 0)
-1
cm>

See Also

• hertz [Function]
• invert [Function]
• keynum [Function]
• note [Function]
• note-accidental [Function]
• note-name [Function]
• pitch-class [Function]
• prime-form [Function]
• scale-max [Function]
• scale-min [Function]
• scale-mod [Function]
• scale-order [Function]
• scale< [Function]
• scale<= [Function]
• scale= [Function]
• scale> [Function]
• scale>= [Function]
• transpose [Function]