Monthly Archives: December 2005

Guitar Chords to MIDI in Objective-C

This tutorial will show you how to write a program that creates MIDI files of guitar chords by processing text files. Although I wrote this in Objective-C and the GUI is built using Cocoa, the MIDI algorithms could easily be applied to another language or platform. Essentially, this program scans a text file to look for a chord or some other symbol that it recognizes. Then it translates that into MIDI format code, and continues parsing until it reaches the end of the file. Continue reading