sf3convert

Compress SoundFont, from .sf2 to .sf3.

This is a fork of MuseScore sftools with more compliance with RIFF format. The compressed SoundFont3 is non standard

Download

Precompiled binaries are available for:

• linux: ubuntu-sf3convert.tar.xz
• macos: macos-sf3convert.tar.xz

Usage example:

List commands and flags:

sf3convert -h

Compresses sample SoundFont from 28.9 mb to 5.5 mb:

sf3convert convert -q 0 -a 0 test/sample.sf2 test/sample.sf3

Dump all SoundFont preset names:

sf3convert dump test/sample.sf2

Compilation

Ensure make, cmake, ninja and conan are installed beforehand.

1. Install dependencies make install.
2. Compile program make prod.
3. Test program make test-prod.
4. Generate doxygen doc make doc.

Todo:

• Currently stereo samples are compressed as two single streams instead of compressing them as stereo ogg vorbis streams. This may be less optimal.
• Adhere to RIFF chunk size rules.