Have I missed something?
rpi-4b.
Code:
$ ls -l /var/log/packages/ffmpeg-*
-rw-r--r-- 1 root root 10136 Sep 20 14:31 /var/log/packages/ffmpeg-5.1.3-aarch64-2
$ ldd `which ffmpeg` | grep \ not\
libglslang.so.12 => not found
libSPIRV.so.12 => not found
$ grep -e ligblslang -e libSPIRV FILE_LIST.6.1.52
$ lscpu
Architecture: aarch64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Vendor ID: ARM
Model name: Cortex-A72