From what I understood, all of the classic hardware codec options require the MMAL userspace library, which currently cannot be built for 64bit. The only option for hardware encoding/decoding is the V4L2 m2m interface, which in turn requires the `bcm2835_codec` module we are missing.
From what I understood, all of the classic hardware codec options require the MMAL userspace library, which currently cannot be built for 64bit. The only option for hardware encoding/decoding is the V4L2 m2m interface, which in turn requires the `bcm2835_codec` module we are missing.