1.0.0-chuchu1 • Published 2 years ago
zxe-midi-file v1.0.0-chuchu1
zxe-midi-file
midi/zk file parser
About zk file
The zk(ZXEKaraoke) file is a file format created for use in zxe-karaoke-player.
Usage
const fs = require('fs');
const { MidiFile,ZKFile,ZKFileConverter } = require('zxe-midi-file');
let midi = fs.readFileSync('...'); // your midi file. it can be an ArrayBuffer or Uint8Array or nodejs Buffer
let file = new MidiFile(midi); // MidiFile instance
file.header.format; // 0,1 or 2
file.header.ticksPerBeat; // If division is frames per seconds, this is null
file.header.tickResolution; // microseconds per tick
file.header.tracksCount; // n
file.header.durationTick; // duration in tick
file.header.durationMs; // duration in ms
file.tracks; // array
file.tempoEvents; // "set tempo" events
let zk = fs.readFileSync('...'); // your zk file. it can be an ArrayBuffer or Uint8Array or nodejs Buffer
let file2 = new ZKFile(zk); // ZKFile instance
file2.header; // similar to MidiFile.header
file2.globalEvents; // global events
file2.tempoEvents; // "set tempo" events
file2.ports; // array
let midi2 = fs.readFileSync('...'); // your midi file. it can be an ArrayBuffer or Uint8Array or nodejs Buffer
fs.writeFileSync('./test.zk',ZKFileConverter.midi2zk(midi2)); // write zk file
Others
This library is using midifile to parse midi files.
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