import IConversionSettings from "./IConversionSettings";
import IStorage from "../storage/IStorage";
/**
 * Decoded image data with RGBA pixels
 */
export interface IDecodedImageData {
    width: number;
    height: number;
    pixels: Uint8Array;
}
export declare enum Platform {
    windows = 0,
    macOS = 1,
    linux = 2,
    unsupported = 3
}
export default interface ILocalUtilities {
    readonly platform: Platform;
    readonly userDataPath: string;
    readonly localAppDataPath: string;
    readonly roamingAppDataPath: string;
    readonly localReleaseServerLogPath: string;
    readonly localPreviewServerLogPath: string;
    readonly minecraftPath: string;
    readonly minecraftPreviewPath: string;
    readonly minecraftUwpPath: string;
    readonly minecraftPreviewUwpPath: string;
    generateCryptoRandomNumber(toVal: number): number;
    generateUuid(): string;
    validateFolderPath(path: string): void;
    countChar(source: string, find: string): number;
    ensureStartsWithSlash(pathSegment: string): string;
    ensureEndsWithSlash(pathSegment: string): string;
    ensureStartsWithBackSlash(pathSegment: string): string;
    ensureEndsWithBackSlash(pathSegment: string): string;
    readJsonFile(path: string): Promise<object | null>;
    createStorage(path: string): IStorage | null;
    processConversion(settings: IConversionSettings): Promise<boolean>;
    /**
     * Decode PNG image data using Node.js-specific implementation (pngjs).
     * Returns undefined if decoding fails.
     */
    decodePng(data: Uint8Array): IDecodedImageData | undefined;
    /**
     * Encode RGBA pixel data to PNG format using Node.js-specific implementation (pngjs).
     * Returns undefined if encoding fails.
     */
    encodeToPng(pixels: Uint8Array, width: number, height: number): Uint8Array | undefined;
}