klknn/kodo

kodo

Experimental digital audio workstation software.

Setup

1. Install bazelisk prebuilt binary as bazel https://github.com/bazelbuild/bazelisk/releases
2. If you use debian-like OS:
   • GLFW requires X11 deps apt install xorg-dev. See https://www.glfw.org/docs/3.3/compile.html
   • Portaudio requires ALSA apt install libasound-dev See https://portaudio.com/docs/v19-doxydocs/compile_linux.html
   • See also CI config for details.
3. Run this command to launch it: bazel run //:main --config={OS}, where OS can be one of windows, macos, and linux.

Roadmap

• Create proto to save/load DAW projects.
• Lookup audio devices.
• Create minimal GUI of sequencer, mixier, and piano roll.
• Load audio files and play audio.
• Record audio.
• Host VST3 synth plugins and play midi.
• Lookup midi devices.
• Record midi.
• Host VST3 effect plugins in the mixier.

References

• Portaudio tutorial https://portaudio.com/docs/v19-doxydocs/tutorial_start.html
• RtMidi tutorial http://www.music.mcgill.ca/~gary/rtmidi/
• Imgui useful extensions https://github.com/ocornut/imgui/wiki/Useful-Extensions
• VST3 SDK doc https://steinbergmedia.github.io/vst3_doc/
  • Host examples https://github.com/steinbergmedia/vst3_public_sdk/tree/v3.7.8_build_34/samples/vst-hosting
• Minimal vst3 host app https://github.com/hotwatermorning/Terra/
  • Author's notes in Japanese https://hwm.hatenablog.com/entry/2014/12/01/233320
• Open exchange format for DAW projects https://github.com/bitwig/dawproject
• Proto2 language guide https://protobuf.dev/programming-guides/proto2/

History

• 2023/08/23: Init.

License

Copyright klknn since 2023. Distributed under the Boost Software License, Version 1.0. See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt