/**
 * @file Preset parser and serializer for u-he preset files.
 * Provides functions to read, parse, modify, and write .h2p preset files.
 */
export interface Preset {
    /** Relative filePath to preset folder */
    filePath: string;
    /** Preset file name, without file extension or sub-folders */
    presetName: string;
    categories: string[];
    meta: PresetMetaEntry[];
    params: PresetParam[];
    binary?: string;
}
export interface PresetMetaEntry {
    key: string;
    value: string | string[];
}
export interface PresetParam {
    id: string;
    key: string;
    section: string;
    value: string | number;
    index: number;
    type: 'string' | 'float' | 'integer';
}
/**
 * Parses a u-he preset file and returns a Preset object.
 *
 * @param fileString - The content of the preset file as a string.
 * @param filePath - The path to the preset file.
 * @param binary - A boolean indicating whether to include the binary section of the preset file.
 * @returns The parsed Preset object.
 */
export declare function parseUhePreset(fileString: string, filePath: string, binary: boolean): Preset;
/**
 * Retrieves the metadata entries from the given u-he preset file string.
 *
 * @param fileString - The string representation of the file.
 * @returns An array of PresetMetaEntry objects representing the metadata entries.
 */
export declare function getPresetMetadata(fileString: string): PresetMetaEntry[];
/**
 * Extracts and parses parameter data from a u-he preset file string.
 *
 * @param fileString - The content of the preset file as a string.
 * @param presetPath - The path to the preset file (used for warnings).
 * @returns An array of PresetParam objects representing all parameters.
 */
export declare function getPresetParams(fileString: string, presetPath: string): PresetParam[];
/**
 * Extracts the binary section from a u-he preset file.
 * The binary section contains advanced settings like MSEG curves.
 *
 * @param fileString - The content of the preset file as a string.
 * @returns The binary section as a string, or empty string if not present.
 */
export declare function getPresetBinarySection(fileString: string): string;
/**
 * Serializes a Preset object back to u-he preset file format (.h2p).
 *
 * @param preset - The Preset object to serialize.
 * @returns The serialized preset as a string in .h2p format.
 */
export declare function serializePresetToFile(preset: Preset): string;
/**
 * Validates that a preset has required data and no corrupted values.
 * Logs warnings for invalid presets.
 *
 * @param preset - The Preset object to validate.
 * @returns True if the preset is valid, false otherwise.
 */
export declare function isValidPreset(preset: Preset): boolean;
export declare function isInt(value: unknown): boolean;
export declare function isNumeric(value: unknown): boolean;