/**
 * @hidden
 * Interact with images. Allows the app developer ask the user to get images from their camera / camera roll / file system.
 *
 * @beta
 * @module
 */
import * as image from './image';
/**
 * @hidden
 * The required value of the visualMedia files from gallery
 *
 * @beta
 */
export interface GalleryProps {
    /**
     * The visualMedia source
     */
    source: Source.Gallery;
}
/**
 * @hidden
 * The required value of the visualMedia files from camera
 *
 * @beta
 */
export interface CameraProps {
    /**
     * @hidden
     * The visualMedia source
     */
    source: Source.Camera;
    /**
     * @hidden
     * Optional; Specify whether users have the option to switch between the front and rear cameras. The default setting is FrontOrRear.
     * Default value is FrontOrRear
     */
    cameraRestriction?: CameraRestriction;
}
/**
 * @hidden
 * Indicate if user is allowed to move between front and back camera or stay in front/back camera only
 * If the camera option requested by the app isn't available, the SDK will silently default to the platform's standard camera.
 *
 * @beta
 */
export declare enum CameraRestriction {
    /** User can move between front and back camera */
    FrontOrRear = 1,
    /** User can only use the front camera */
    FrontOnly = 2,
    /** User can only use the back camera */
    RearOnly = 3
}
/**
 * @hidden
 * Specifies the image source
 *
 * @beta
 */
export declare enum Source {
    /** The camera is the source of visual media. */
    Camera = 1,
    /** The source of visual media is the gallery. */
    Gallery = 2
}
/**
 * @hidden
 * VisualMediaFile object that can be used to represent image or video from host apps.
 *
 * @beta
 */
export interface VisualMediaFile {
    /**
     * @hidden
     * This is the base64 content of file.
     * If app needs to use this directly in HTML tags, it should convert this to a data url.
     */
    content: string;
    /**
     * @hidden
     * The size of file represented in VisualMediaFile in KB
     */
    sizeInKB: number;
    /**
     * @hidden
     * Name of the file (does not include the extension)
     */
    name: string;
    /**
     * @hidden
     * File's MIME type. More information on supported `mimeTypes`(https://docs.lens.xyz/docs/metadata-standards#supported-mime-types-for-imagesaudiovideos).
     */
    mimeType: string;
}
/**
 * @hidden
 * Checks whether or not visualMedia has user permission
 * @returns Promise that will resolve with true if the user had granted the app permission to media information(including Camera and Gallery permission), or with false otherwise,
 * In case of an error, promise will reject with the error.
 * @throws NOT_SUPPORTED_ON_PLATFORM Error if the DevicePermission.Media permission has not successfully granted.
 *
 * @beta
 */
export declare function hasPermission(): Promise<boolean>;
/**
 * @hidden
 * Requests user permission for visualMedia
 * @returns Promise that will resolve with true if the user consented permission for media(including Camera and Gallery permission), or with false otherwise,
 * In case of an error, promise will reject with the error.
 * @throws NOT_SUPPORTED_ON_PLATFORM Error if the DevicePermission.Media permission has not successfully granted.
 *
 * @beta
 */
export declare function requestPermission(): Promise<boolean>;
export { image };