import { Type } from 'protobufjs';
import { type UCDef, type UCInput, type UCOPIBase } from '../../../uc/index.js';
export declare function ucInputType<I extends UCInput | undefined = undefined, OPI0 extends UCOPIBase | undefined = undefined, OPI1 extends UCOPIBase | undefined = undefined>(ucd: UCDef<I, OPI0, OPI1>): Type | null;