FFmpeg 8.1.3 (LGPL 2.1 or later) is statically linked into libsystemnnn.so.
Unmodified source: https://codeload.github.com/FFmpeg/FFmpeg/tar.gz/refs/tags/n8.1.3
Build options: platform/android/build_movie_codec.sh (also packaged as ffmpeg-build.sh).
Emberfall native build source: https://github.com/PorisRora/SystemNNN-Emberfall/tree/d0170741089e9f29de7329a5e0d4e37d06ff5c71
libsystemnnn.so: 5295672 bytes, SHA-256 75dd860ea078f135bcbe9ccbfbc07ce10eabcbe88ec9326acc86d2063b94a35f
Static relinking instructions: https://github.com/PorisRora/SystemNNN-Emberfall/blob/d0170741089e9f29de7329a5e0d4e37d06ff5c71/platform/android/tyn/README.md