import { BrowserHttpOptions as __HttpOptions__ } from "@aws-sdk/types";
import * as __aws_sdk_types from "@aws-sdk/types";
/**
 * DescribeVoicesInput shape
 */
export interface DescribeVoicesInput {
    /**
     * <p>Specifies the engine (<code>standard</code> or <code>neural</code>) used by Amazon Polly when processing input text for speech synthesis. </p>
     */
    Engine?: "standard" | "neural" | string;
    /**
     * <p> The language identification tag (ISO 639 code for the language name-ISO 3166 country code) for filtering the list of voices returned. If you don't specify this optional parameter, all available voices are returned. </p>
     */
    LanguageCode?: "arb" | "cmn-CN" | "cy-GB" | "da-DK" | "de-DE" | "en-AU" | "en-GB" | "en-GB-WLS" | "en-IN" | "en-US" | "es-ES" | "es-MX" | "es-US" | "fr-CA" | "fr-FR" | "is-IS" | "it-IT" | "ja-JP" | "hi-IN" | "ko-KR" | "nb-NO" | "nl-NL" | "pl-PL" | "pt-BR" | "pt-PT" | "ro-RO" | "ru-RU" | "sv-SE" | "tr-TR" | string;
    /**
     * <p>Boolean value indicating whether to return any bilingual voices that use the specified language as an additional language. For instance, if you request all languages that use US English (es-US), and there is an Italian voice that speaks both Italian (it-IT) and US English, that voice will be included if you specify <code>yes</code> but not if you specify <code>no</code>.</p>
     */
    IncludeAdditionalLanguageCodes?: boolean;
    /**
     * <p>An opaque pagination token returned from the previous <code>DescribeVoices</code> operation. If present, this indicates where to continue the listing.</p>
     */
    NextToken?: string;
    /**
     * The maximum number of times this operation should be retried. If set, this value will override the `maxRetries` configuration set on the client for this command.
     */
    $maxRetries?: number;
    /**
     * An object that may be queried to determine if the underlying operation has been aborted.
     *
     * @see https://developer.mozilla.org/en-US/docs/Web/API/AbortSignal
     */
    $abortSignal?: __aws_sdk_types.AbortSignal;
    /**
     * Per-request HTTP configuration options. If set, any options specified will override the corresponding HTTP option set on the client for this command.
     */
    $httpOptions?: __HttpOptions__;
}