LS2X

Live Simulator: 2 Extension provides various functions that needs to be run in C side, and lists available feature supported.

Video encoding
Audio mixing (but not very decent algo)
FFT
Audio decoding (any format)

The list will be updated as Live Simulator: 2 needs more features.

Requirements

VS 2013 or later.
FFmpeg 3.2 or later. FFmpeg 4, 5, and 6 is supported. FFmpeg fork (Libav) is NOT supported!

External Libraries

KissFFT (BSD 3-Clause License)
FFmpeg (LGPL)

License

Same as Live Simulator: 2 v3.0, zLib license.