/**
 * License Authorization result.
 * @category Engine
 */
export declare const enum OAuthErrorCode {
    /**
     * The license is invalid.
     */
    OK = 0,
    /**
     * Invalid license file
     */
    ERROR_INVALID_PARAMETER = -1,
    /**
     * The license is not for this app id
     */
    ERROR_INVALID_APP_ID = -2,
    /**
     * The license is not for this site
     */
    ERROR_INVALID_PACKAGE_NAME = -3,
    /**
     * The license is expired
     */
    ERROR_INVALID_TIME = -4,
    /**
     * Invalid license file
     */
    ERROR_DECRYPT_FAILED = -5
}
/**
 * Utils to setup license
 */
export declare class TAVLicense {
    /**
     * Authorize the SDK with license at the given url.
     * @param licenseUrl The url of the license file.
     * @param appId The appId of the license.
     * @param key The key used to decrypt the license file.
     */
    static Auth(licenseUrl: string, appId: string, key: string): Promise<OAuthErrorCode>;
    /**
     * Authorize the SDK with license content.
     * @param licenseData The content of the license file in ArrayBuffer.
     * @param appId The appId of the license.
     * @param key The key used to decrypt the license file.
     */
    static Auth(licenseData: ArrayBufferView, appId: string, key: string): Promise<OAuthErrorCode>;
}