sptbl["dcblocker"] = {     files = {        module = "dcblocker.c",        header = "dcblocker.h",    },     func = {        create = "sp_dcblocker_create",        destroy = "sp_dcblocker_destroy",        init = "sp_dcblocker_init",        compute = "sp_dcblocker_compute",    },     params = {    },     modtype = "module",     description = [[A simple DC block filter]],     ninputs = 1,    noutputs = 1,     inputs = {        {            name = "in",            description = "Signal input"        },    },     outputs = {        {            name = "out",            description = "Signal output"        },    } }