react-orchestra/web/dist/midi-io/midi-utils.d.ts

A toolbox to build interactive and smart instruments on the web and mobile.

import { NoteType, Midi, MidiEvent, ROMidiFormat } from "../types";
export declare const getWriter: () => any;
export declare const getUniqueFromMidiNotes: (notes: NoteType[]) => any[];
export declare const getAllMetadata: (parsedMidi: Midi, tracks: any[]) => {
    tempo: any;
    keySignature: any;
    timeSignature: any;
    timeSignatureNumerator: any;
    timeSignatureDenominator: any;
    timeSignatureMetronome: any;
    timeSignatureThirtyseconds: any;
    endOfTrack: any;
    trackCount: number;
    microsecondsPerBeat: any;
    instrumentNumbers: any[];
    instrumentNames: (string | undefined)[];
    millisecondsPerTick: number;
    ticksPerBeat: number;
    BPM: number;
};
export declare const midiNoteNumberToName: (midi: number) => string;
export declare const urlToJSON: (midiURL: string) => Promise<any>;
export declare const getAllTracks: (parsedMidi: Midi) => {
    meta: {
        tempo: any;
        keySignature: any;
        timeSignature: any;
        timeSignatureNumerator: any;
        timeSignatureDenominator: any;
        timeSignatureMetronome: any;
        timeSignatureThirtyseconds: any;
        endOfTrack: any;
        trackCount: number;
        microsecondsPerBeat: any;
        instrumentNumbers: any[];
        instrumentNames: (string | undefined)[];
        millisecondsPerTick: number;
        ticksPerBeat: number;
        BPM: number;
    };
    musicTracks: {
        controller: MidiEvent[];
        programChange: MidiEvent[];
        trackname: MidiEvent[];
        noteOn: MidiEvent[];
        noteOnValid: MidiEvent[];
        noteOnInvalid: MidiEvent[];
        noteOff: MidiEvent[];
        endOfTrack: MidiEvent[];
        noteCount: number;
        instrumentNumber: number;
        instrumentName: string | undefined;
    }[];
};
export declare const getInstrumentNameFromMidiTrack: (track: MidiEvent[]) => string | undefined;
export declare const binaryStringToJSON: (binaryStringMidi: string) => any;
export declare const getNoteOnEvents: (track: MidiEvent[]) => {
    noteOnEvents: MidiEvent[];
    validNoteOnEvents: MidiEvent[];
    invalidNoteOnEvents: MidiEvent[];
};
export declare const getNoteOffEvents: (track: MidiEvent[]) => {
    noteOffEvents: MidiEvent[];
    validNoteOffEvents: MidiEvent[];
    invalidNoteOffEvents: MidiEvent[];
};
export declare const getTempoFromTrack: (track: MidiEvent[]) => {
    deltaTime: number;
    microsecondsPerBeat: number;
};
export declare const getMetadataFromTrack: (track: MidiEvent[]) => {
    microsecondsPerBeat: undefined;
    keySignature: undefined;
    timeSignature: undefined;
    endOfTrack: undefined;
};
export declare const urlToBinaryString: (midiURL: string) => Promise<string>;
export declare const noteOffEventToNote: (noteOffEvent: any, noteInstrumentName: string, previousEndTime: number, msPerTick: number) => {
    noteNumber: any;
    noteName: string;
    startTimeInMS: number;
    durationInMS: number;
    endTimeInMS: number;
    noteInstrumentName: string;
    deltaTime: any;
    msPerTick: number;
};
export declare const getMillisecondsPerTick: (microsecondsPerBeat: number, ticksPerBeat: number) => number;
export declare const getBPMData: (microSecondsPerBeat: number, ticksPerBeat: number, timeSignature: {
    numerator: number;
    denominator: number;
}) => {
    BPM: number;
};
export declare const bpmToMSPerBeat: (BPM: number, timeSignatureNumerator?: number, timeSignatureDenominator?: number) => number;
export declare const getTracksAndMetaFromParsedMidi: (parsedMidi: Partial<Midi> & {
    musicTracks: any[];
}) => ROMidiFormat;
export declare const parseMidi: (url: string) => Promise<{
    meta: {
        tempo: any;
        keySignature: any;
        timeSignature: any;
        timeSignatureNumerator: any;
        timeSignatureDenominator: any;
        timeSignatureMetronome: any;
        timeSignatureThirtyseconds: any;
        endOfTrack: any;
        trackCount: number;
        microsecondsPerBeat: any;
        instrumentNumbers: any[];
        instrumentNames: (string | undefined)[];
        millisecondsPerTick: number;
        ticksPerBeat: number;
        BPM: number;
    };
    musicTracks: {
        controller: MidiEvent[];
        programChange: MidiEvent[];
        trackname: MidiEvent[];
        noteOn: MidiEvent[];
        noteOnValid: MidiEvent[];
        noteOnInvalid: MidiEvent[];
        noteOff: MidiEvent[];
        endOfTrack: MidiEvent[];
        noteCount: number;
        instrumentNumber: number;
        instrumentName: string | undefined;
    }[];
}>;