V4L2_AV1_CDEF_MAX
u_int8_t y_pri_strength[V4L2_AV1_CDEF_MAX];
u_int8_t y_sec_strength[V4L2_AV1_CDEF_MAX];
u_int8_t uv_pri_strength[V4L2_AV1_CDEF_MAX];
u_int8_t uv_sec_strength[V4L2_AV1_CDEF_MAX];