Sample MIDI

Sample MIDI project demonstrating MIDI operations in Go.

Features

• Send MIDI messages in real-time to MIDI output ports
• Generate MIDI files (.mid format) with custom melodies
• Play MIDI files by sending them to MIDI output ports

Prerequisites

macOS: Enable IAC Driver

1. Open Audio MIDI Setup
2. Window → Show MIDI Studio
3. Double-click IAC Driver icon
4. Check "Device is online"
5. Create a port named "GoMIDI"

Usage

Send MIDI Messages

cd cmd/send_midi
make run

Options:

• --port: MIDI port name (default: "IAC Driver GoMIDI")

Generate MIDI File

cd cmd/generate_midi_file
make run

Options:

• --output: Output file path (default: "output.mid")

Send MIDI File

cd cmd/send_midi_file
make run --input output.mid

Options:

• --port: MIDI port name (default: "IAC Driver GoMIDI")
• --input: Input MIDI file path (required)

Development

make precommit  # Run all checks
make test       # Run tests
make format     # Format code