+https://archive.mozilla.org/pub/opus/opus-1.3.1.tar.gz
+#https://github.com/webmproject/libwebp = libwebp-1.3.2
+https://github.com/webmproject/libwebp/archive/refs/tags/v1.3.2.tar.gz
+https://github.com/mozilla/aom = libaom-v3.8.0 (need v3.4.0 for ubuntu 16)
+git clone https://git.videolan.org/git/ffmpeg/nv-codec-headers.git ??
+https://github.com/FFmpeg/nv-codec-headers/releases/download/n10.0.26.0/nv-codec-headers-10.0.26.0.tar.gz
+https://gitlab.com/AOMediaCodec/SVT-AV1/-/releases (v.1.8.0)
+
+https://gitlab.com/drobilla/lv2/-/archive/v1.18.0/lv2-v1.18.0.tar.gz
+http://download.drobilla.net/suil-0.10.6.tar.bz2
+http://download.drobilla.net/sratom-0.6.4.tar.bz2
+http://download.drobilla.net/lilv-0.24.8.tar.bz2
+http://download.drobilla.net/sord-0.16.4.tar.bz2
+http://download.drobilla.net/serd-0.30.4.tar.bz2
+http://download.drobilla.net/jalv-1.6.4.tar.bz2