This ffmpeg/ffprobe build is LGPL-2.1-or-later (https://ffmpeg.org/legal.html).
Source: https://ffmpeg.org/releases/ffmpeg-8.0.tar.xz, plus the patch,
build script and every statically linked library's source in the
ffmpeg corresponding-source archive published with the app
(scripts/collect-ffmpeg-source.sh).

Statically linked components:
  libass 0.17.5 — ISC
  harfbuzz 14.6.0 — MIT (Old MIT)
  freetype 26.6.20 — FTL (BSD-style)
  fribidi 1.0.16 — LGPL-2.1-or-later
  libunibreak 7.0 — zlib
  fontconfig 2.18.3 — MIT-style
  glib 2.90.1 — LGPL-2.1-or-later
  gettext 1.0 (libintl) — LGPL-2.1-or-later
  pcre2 10.49 — BSD
  graphite2 1.3.14 — LGPL-2.1-or-later
  libpng 1.6.59 — libpng/zlib
  brotli 1.2.1 — MIT
  dav1d 1.5.3 — BSD-2-Clause
