type ImageSnapshotOptions = {
    hideSelectors?: string[];
    offsetY?: number;
    sleep?: number;
    tolerance?: number;
    ignoreCaret?: boolean;
    timeout?: number;
};
type ImageSnapshotResult = {
    same?: boolean;
};
/**
 * Takes an image snapshot of an element and stores in the specified location.
 *
 * The image is compared using [looks-same](https://www.npmjs.com/package/looks-same) before overwriting.
 *
 * If `SKIP_IMAGE_UPLOAD_AND_FAIL` environment variable provided, the method throws error and the image writing is skipped.
 *
 * @example
 * await snapshotImage(driver, '#test-area', `${artifactsPath}/column-menu.png`, {
 *     hideSelectors: ['div#demoToolbar']
 * });
 *
 * @param driver WebDriver instance
 * @param selector A selector that matches the element to screenshot. If multiple elements match, only the first will be used.
 * @param outputPath The path to the screenshot file to be created or updated.
 * @param options Screenshot options.
 */
export declare function snapshotImage(driver: any, selector: string, outputPath: string, options?: ImageSnapshotOptions): Promise<ImageSnapshotResult>;
/**
 * Takes an image snapshot of view port.
 *
 * The image is compared using [looks-same](https://www.npmjs.com/package/looks-same) before overwriting.
 *
 * @example
 * await snapshotViewPort(driver, `${artifactsPath}/column-menu.png`, {
 *     hideSelectors: ['div#demoToolbar']
 * });
 *
 * @param driver WebDriver instance
 * @param outputPath The path to the screenshot file to be created or updated.
 * @param options Screenshot options.
 */
export declare function snapshotViewPort(driver: any, outputPath: string, options?: ImageSnapshotOptions): Promise<ImageSnapshotResult>;
export {};