CELT_LEN2          26 libavcodec/aarch64/asm-offsets.h #define CELT_LEN4                       (CELT_LEN2 + 0x4)   // loaded as pair
CELT_LEN2          31 libavcodec/aarch64/imdct15_init.c AV_CHECK_OFFSET(IMDCT15Context, len2,           CELT_LEN2);