import { Media } from './Media';
import { ImageFormat } from './model/ImageFormat';
/**
 * Utility which helps construct URLs to image resources hosted using the Amplience Dynamic Media platform.
 *
 * Commonly used transformations can chained together by calling the appropriate function on the builder.
 * Advanced transformations can be used by configuring a transformation template within the Amplience
 * back-office and applying the template to the builder.
 */
export declare class ImageUrlBuilder {
    private readonly media;
    private _protocol;
    private _host;
    private _format;
    private _seoFileName;
    private readonly _query;
    constructor(media: Media);
    /**
     * Protocol configures what protocol style to use when building the image URL.
     *
     * ```{{protocol}}[:]//images.site.com/i/account/image```
     * @param value URL protocol, valid values are: http, https and // for protocol relative URLs
     */
    protocol(value: string): this;
    /**
     * Host configures the hostname to use when building the image URL.
     * By default, the SDK will use the most appropriate hostname based on
     * the SDK configuration.
     *
     * ```https://{{host}}/i/account/image```
     * @param value Hostname to use instead of the default value.
     */
    host(value: string): this;
    /**
     * Format converts the image to the file format specified.
     * The format will be appended to the URL as a file extension.
     *
     * ```https://images.site.com/i/account/image.webp```
     * @param value  Images format to use when encoding the output.
     */
    format(value: ImageFormat): this;
    /**
     * SEO filename allows a custom filename to be used to improve SEO.
     *
     * ```https://images.site.com/i/account/image/{{seoFileName}}```
     * @param value
     */
    seoFileName(value: string): this;
    /**
     * Template applies a transformation template to the image, which will
     * apply all of the transformation parameters contained in the template to the image.
     *
     * ```https://images.site.com/i/account/image?${{name}}$```
     * @param name The name of the transformation template previously configured in the Amplience back-office.
     */
    template(name: string): this;
    /**
     * Parameter appends the specified parameter to the query string. This can be used to
     * pass variables into templates.
     *
     * ```https://images.site.com/i/account/image?{{name}}={{value}}```
     * @param name
     * @param value
     */
    parameter(name: string, value: string): this;
    /**
     * Quality sets the compression level for the image output
     *
     * ```https://images.site.com/i/account/image?qlt={{value}}```
     * @param value The quality percentage (0-100)
     */
    quality(value: number): this;
    /**
     * Sharpen applies an unsharp mask to the image to refine edges or make an image look more crisp.
     *
     * ```https://images.site.com/i/account/image?unsharp={{radius}},{{sigma}},{{amount}},{{threshold}}```
     *
     * @param radius The radius of the Gaussian, in pixels, not counting the center pixel.
     * @param sigma The standard deviation of the Gaussian, in pixels.
     * @param amount The percentage of the difference between the original and the blur image that is added back into the original.
     * @param threshold The threshold, as a fraction of MaxRGB, needed to apply the difference amount.
     */
    sharpen(radius?: number, sigma?: number, amount?: number, threshold?: number): this;
    /**
     * Width resizes an image to the pixel size provided. If you only provide one axis,
     * the other will be calculated to maintain aspect ratio. Use the scale mode parameter
     * to apply different resize effects like stretch or crop.
     *
     * ```https://images.site.com/i/account/image?w={{value}}```
     * @param value The new width in pixels.
     */
    width(value: number): this;
    /**
     * Height resizes an image to the pixel size provided. If you only provide one axis,
     * the other will be calculated to maintain aspect ratio. Use the scale mode parameter
     * to apply different resize effects like stretch or crop.
     *
     * ```https://images.site.com/i/account/image?h={{value}}```
     * @param value The new height in pixels.
     */
    height(value: number): this;
    /**
     * Returns the fully constructed URL for this image with any transformations.
     */
    build(): string;
}