Gem and scripts to convert sf2 sound font files to js consumable by https://github.com/eagsalazar/midi.js

• The sf2.js format is still subject to change!
• required gems: midilib, fileutils, colorize, base64
• required system (brew install): fluidsynth, oggenc

gem install sf2_to_js

require 'sf2_to_js'
sf = Sf2ToJs.new "./FluidR3_GM.sf2", [105], "~/soundfonts"
sf.to_js # -> ~/soundfonts/FluidR3_GM.Banjo.sf2.js

Generate .sf2.js files from the command line.

First:

gem install thor

Then:

sf2_to_js # -> lists commands

sf2_to_js help to_js # -> options for to_js

sf2_to_js to_js ~/Downloads/MagiCs5StringBanjo.sf2 -o ~/sf2/
# -> ~/sf2/FluidR3\_GM.Banjo.sf2.js