smidi

A simple, readable MIDI file format parser and serializer for JavaScript/TypeScript.

Installation

npm install smidi

bun add smidi

Usage

import { smidi } from 'smidi';

// Parse SMIDI text format to JSON
const parsed = smidi.convertSmidiToJson(smidiText);

// Convert parsed data back to SMIDI format
const smidiText = smidi.convertParsedToSmidi(parsed);

// Convert standard MIDI JSON to SMIDI format
const smidiFromMidi = smidi.convertJsonToSmidi(midiJson);

SMIDI Format

SMIDI is a human-readable text format for MIDI data:

$SMIDI
title = "My Song"
bpm = 120
ppq = 96
signature = 4/4

$TRACK
id = 1
name = "Piano"
channel = 0
[N=C4 T=0 D=96 V=100]
[N=E4 T=96 D=96 V=100]

API

convertSmidiToJson(smidiText: string)

Converts SMIDI text format to a parsed JSON structure.

convertParsedToSmidi(parsed: ParsedSmidiT)

Converts parsed SMIDI data back to SMIDI text format.

convertJsonToSmidi(json: JsonMidiT)

Converts standard MIDI JSON format to SMIDI text format.

License

MIT