@ng-web-apis/midi/esm2022/utils/to-note.mjs

An Observable based library for the use of Web MIDI API with Angular

const COEFFICIENT = 2 ** (1 / 12);
/**
 * Convert frequencies to MIDI notes
 *
 * @param frequency
 * @param tuning tuning for middle A (440 by default)
 */
export function toNote(frequency, tuning = 440) {
    return Math.round(Math.log(frequency / tuning) / Math.log(COEFFICIENT)) + 69;
}
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