more work on DAB decoding #1365

Job	Run time
build_debian_bullseye	3m 2s
build_debian_bookworm	3m 35s
build_android	12m 4s
build_debian_buster	3m 3s
build_debian_sid	3m 44s
build_macos_arm	2m 24s
build_macos_intel	5m 10s
build_raspios_bullseye_armhf	8m 58s
build_ubuntu_focal	3m 26s
build_ubuntu_jammy	3m 4s
build_ubuntu_mantic	3m 21s
build_ubuntu_noble	3m 41s
build_windows	13m 4s
check_formatting	14s
check_spelling	17s
create_full_archive	6s
update_nightly_release	0s
	1h 9m 13s

Provide feedback