interface HarfbuzzExports {
    memory: WebAssembly.Memory;
    malloc(size: number): number;
    free(ptr: number): void;
    hb_blob_create(data: number, length: number, mode: number, userData: number, destroy: number): number;
    hb_blob_destroy(blob: number): void;
    hb_blob_get_data(blob: number, lengthOut: number): number;
    hb_blob_get_length(blob: number): number;
    hb_face_create(blob: number, index: number): number;
    hb_face_destroy(face: number): void;
    hb_face_reference_blob(face: number): number;
    hb_set_add(set: number, codepoint: number): void;
    hb_set_clear(set: number): void;
    hb_set_invert(set: number): void;
    hb_subset_input_create_or_fail(): number;
    hb_subset_input_destroy(input: number): void;
    hb_subset_input_get_flags(input: number): number;
    hb_subset_input_set_flags(input: number, flags: number): void;
    hb_subset_input_pin_axis_location(input: number, face: number, tag: number, value: number): boolean | number;
    hb_subset_input_set_axis_range(input: number, face: number, tag: number, min: number, max: number, def: number): boolean | number;
    hb_subset_input_set(input: number, setType: number): number;
    hb_subset_input_unicode_set(input: number): number;
    hb_subset_or_fail(face: number, input: number): number;
}
interface PoolInstance {
    exports: HarfbuzzExports;
    busy: boolean;
}
type VariationAxisValue = number | {
    min: number;
    max: number;
    default?: number;
};
interface SubsetFontWithGlyphsOptions {
    targetFormat?: string;
    glyphIds?: number[];
    variationAxes?: Record<string, VariationAxisValue>;
    featureTags?: string[];
    dropMathTable?: boolean;
    dropColorTables?: boolean;
    scriptTags?: string[];
    signal?: AbortSignal;
}
interface SubsetFontWithGlyphsFn {
    (originalFont: Buffer | Uint8Array, text: string, options?: SubsetFontWithGlyphsOptions): Promise<Buffer>;
    warmup(): Promise<void>;
    _acquireInstance(signal?: AbortSignal): Promise<PoolInstance>;
    _releaseInstance(inst: PoolInstance): void;
}
declare const _default: SubsetFontWithGlyphsFn;
export = _default;
//# sourceMappingURL=subsetFontWithGlyphs.d.ts.map