Function hertz_to_note¶

`function` hertz_to_note(const T1 &) dsp ¶

template <numeric T1>
KFR_FUNCTION flt_type<T1> hertz_to_note(const T1& x)

Convert a frequency in Hertz to a MIDI note number.

Uses A4 (note 69) = 440 Hz as the reference tuning.

Parameters
x	Frequency in Hertz.

Returns
	MIDI note number (fractional for non-standard frequencies).

Fully qualified name: kfr::hertz_to_note(const T1 &)

template <expression_argument E1>
KFR_FUNCTION expression_function<fn::hertz_to_note, E1> hertz_to_note(E1&& x)

Convert a frequency expression in Hertz to MIDI note numbers.

Parameters
x	Expression yielding frequencies in Hertz.

Returns
	Expression yielding MIDI note numbers.

Fully qualified name: kfr::hertz_to_note(E1 &&)

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