import { Buffer } from 'buffer/';
import { IndicatorSectionValues } from './section-0';
import { IdentificationSectionValues } from './section-1';
export declare type ProductDefinitionSectionValues = ReturnType<typeof parseSection4>;
export declare type ProductDefinitionSection = ReturnType<typeof lookupSection4>;
/**
 *  Product Definition Section
 *
 * [Read more...](https://www.nco.ncep.noaa.gov/pmb/docs/grib2/grib2_doc/grib2_sect4.shtml)
 */
export declare const parseSection4: (section: Buffer) => {
    /** Number of GRIB section */
    sectionNumber: number;
    /** Name of Grib section */
    sectionName: string;
    /** Length of GRIB section */
    length: number;
    /** Section 4 Contents */
    contents: {
        /** Number of coordinate values after template */
        coordinateValues: number;
        /** Product definition template number [Table 4.0](https://www.nco.ncep.noaa.gov/pmb/docs/grib2/grib2_doc/grib2_table4-0.shtml) */
        productDefinitionTemplate: number;
        /** Product definition */
        productDefinition: {
            parameterCategory: number;
            parameterNumber: number;
            genProcessType: number;
            backgroundGenProcess: number;
            forecastGenProcess: number;
            hoursAfterRefTime: number;
            minAfterRefTime: number;
            unitOfTimeRangeIndicator: number;
            forecastTimeOffset: number;
            surface1Type: number;
            surface1Scale: number;
            surface1Value: number;
            surface2Type: number;
            surface2Scale: number;
            surface2Value: number;
        };
    };
};
/**
 *
 * @param pds Product Definition Section
 * @param ins Indicator Section
 * @returns Product Definition Section with corresponding string values
 */
export declare const lookupSection4: (pds: ProductDefinitionSectionValues, ins: IndicatorSectionValues, ids: IdentificationSectionValues) => {
    contents: {
        /** Product definition template */
        productDefinitionTemplate: string;
        /** Product definition */
        productDefinition: {
            paramater: {
                name: string;
                units: string;
                abbrev: string;
                category: string;
            };
            genProcessType: string;
            forecastGenProcess: string;
            unitOfTimeRangeIndicator: string;
            forecastTime: Date;
            surface1: {
                scale: number;
                value: number;
                name: string;
                units: null;
            } | {
                scale: number;
                value: number;
                name: string;
                units: string;
            };
            surface2: {
                scale: number;
                value: number;
                name: string;
                units: null;
            } | {
                scale: number;
                value: number;
                name: string;
                units: string;
            };
            backgroundGenProcess: number;
            hoursAfterRefTime: number;
            minAfterRefTime: number;
            forecastTimeOffset: number;
        };
        /** Number of coordinate values after template */
        coordinateValues: number;
    };
    /** Number of GRIB section */
    sectionNumber: number;
    /** Name of Grib section */
    sectionName: string;
    /** Length of GRIB section */
    length: number;
};