import { ImageDataLike, toBitDepth, WasmSource } from "./common.js";
export { ImageDataLike, toBitDepth };
export * as avif from "./avif.js";
export * as png from "./png.js";
export * as jpeg from "./jpeg.js";
export * as jxl from "./jxl.js";
export * as webp from "./webp.js";
export * as heic from "./heic.js";
export * as qoi from "./qoi.js";
export * as wp2 from "./wp2.js";
declare global {
    var _icodec_ImageData: (data: Uint8ClampedArray, w: number, h: number, depth: number) => ImageDataLike;
}
/**
 * Provides a uniform type for codec modules that support encoding.
 *
 * @example
 * import { wp2, ICodecModule } from "icodec";
 *
 * const encoder: ICodecModule<wp2.Options> = wp2;
 */
export interface ICodecModule<T = any> {
    /**
     * The default options of `encode` function.
     */
    defaultOptions: Required<T>;
    /**
     * The MIME type string of the format.
     */
    mimeType: string;
    /**
     * File extension (without the dot) of this format.
     */
    extension: string;
    /**
     * List of supported bit depth, from lower to higher.
     */
    bitDepth: number[];
    /**
     * Load the decoder WASM file, must be called once before decode.
     * Multiple calls are ignored, and return the first result.
     *
     * @param source If pass a string, it's the URL of WASM file to fetch,
     *               else it will be treated as the WASM bytes.
     * @return the underlying WASM module, which is not part of
     *               the public API and can be changed at any time.
     */
    loadDecoder(source?: WasmSource): Promise<any>;
    /**
     * Convert the image to raw RGBA data.
     */
    decode(input: Uint8Array): ImageData;
    /**
     * Load the encoder WASM file, must be called once before encode.
     * Multiple calls are ignored, and return the first result.
     *
     * @param source If pass a string, it's the URL of WASM file to fetch,
     *               else it will be treated as the WASM bytes.
     * @return the underlying WASM module, which is not part of
     *               the public API and can be changed at any time.
     */
    loadEncoder(source?: WasmSource): Promise<any>;
    /**
     * Encode an image with RGBA pixels data.
     */
    encode(image: ImageDataLike, options?: T): Uint8Array;
}