Scripting virtual pianos or guitars that players can buy or play automatically using complex MIDI compositions.
-- Iterate through notes to see if any should start playing for _, note in ipairs(song.notes) do if note.time <= currentTime and not note.played then playSound(note.pitch) -- Your engine's sound function note.played = true end end end
A .mid file does not contain actual audio. Instead, it holds instructional data streams: NoteOn events, NoteOff events, delta-times (ticks), and velocities. MIDI2LUA strips away unnecessary metadata and isolates the exact moment a note is struck relative to the song's Beats Per Minute (BPM). 2. Time-to-Rest Calculation midi2lua
: A physical control surface, keyboard, or software sequencer generates standard hex-based MIDI messages.
, which provides the foundation for many of these conversion tools. Scripting virtual pianos or guitars that players can
A standard MIDI file stores data chronologically as a series of events. A midi2lua converter parses this binary data and translates it into a structured Lua table (an array or dictionary). 1. The Raw MIDI Data In a MIDI file, a note event looks something like this:
By converting a MIDI track into Lua, lighting designers can write scripts that read the exact velocity and pitch of a keyboard performance to alter the color, intensity, or direction of stage lasers and LEDs in real time. How to Get Started with Midi2Lua MIDI2LUA strips away unnecessary metadata and isolates the
MIDI (Musical Instrument Digital Interface) has been the universal language of digital music production for decades. However, its utility extends far beyond triggering synthesizer notes. By converting MIDI data into Lua—a lightweight, fast, and highly embeddable scripting language—developers and power users can bridge the gap between physical hardware controllers and complex software automation.
This function reads a MIDI file and extracts the tempo and a list of note events.