Function useWebMIDI

Returns {
    addMessageListener: (
        input: MIDIInput,
        callback: (event: MIDIMessageEvent) => void,
    ) => () => void;
    getInputById: (id: string) => undefined | MIDIInput;
    getInputs: () => MIDIInput[];
    getOutputById: (id: string) => undefined | MIDIOutput;
    getOutputs: () => MIDIOutput[];
    parseMIDIMessage: (
        data: Uint8Array,
    ) => {
        channel?: number;
        controller?: number;
        messageType: string;
        note?: number;
        program?: number;
        value?: number;
        velocity?: number;
    };
    requestAccess: (options?: MIDIConnectionOptions) => Promise<MIDIAccess>;
    sendControlChange: (
        output: MIDIOutput,
        controller: number,
        value: number,
        channel?: number,
        timestamp?: number,
    ) => void;
    sendMessage: (
        output: MIDIOutput,
        message: number[],
        timestamp?: number,
    ) => void;
    sendNoteOff: (
        output: MIDIOutput,
        note: number,
        velocity?: number,
        channel?: number,
        timestamp?: number,
    ) => void;
    sendNoteOn: (
        output: MIDIOutput,
        note: number,
        velocity?: number,
        channel?: number,
        timestamp?: number,
    ) => void;
    sendProgramChange: (
        output: MIDIOutput,
        program: number,
        channel?: number,
        timestamp?: number,
    ) => void;
    get state(): WebMIDIState;
    subscribe(callback: (state: WebMIDIState) => void): () => boolean;
}

• addMessageListener: (input: MIDIInput, callback: (event: MIDIMessageEvent) => void) => () => void

• getInputById: (id: string) => undefined | MIDIInput

• getInputs: () => MIDIInput[]

• getOutputById: (id: string) => undefined | MIDIOutput

• getOutputs: () => MIDIOutput[]

• parseMIDIMessage: (
      data: Uint8Array,
  ) => {
      channel?: number;
      controller?: number;
      messageType: string;
      note?: number;
      program?: number;
      value?: number;
      velocity?: number;
  }

• requestAccess: (options?: MIDIConnectionOptions) => Promise<MIDIAccess>

• sendControlChange: (
      output: MIDIOutput,
      controller: number,
      value: number,
      channel?: number,
      timestamp?: number,
  ) => void

• sendMessage: (output: MIDIOutput, message: number[], timestamp?: number) => void

• sendNoteOff: (
      output: MIDIOutput,
      note: number,
      velocity?: number,
      channel?: number,
      timestamp?: number,
  ) => void

• sendNoteOn: (
      output: MIDIOutput,
      note: number,
      velocity?: number,
      channel?: number,
      timestamp?: number,
  ) => void

• sendProgramChange: (
      output: MIDIOutput,
      program: number,
      channel?: number,
      timestamp?: number,
  ) => void

• get state(): WebMIDIState

• subscribe:function

  • subscribe(callback: (state: WebMIDIState) => void): () => boolean

    Parameters

    • callback: (state: WebMIDIState) => void

    Returns () => boolean