/**
 * Sarvam TTS configuration parameters.
 */
export interface SarvamTtsParams {
    /** Sarvam API subscription key */
    api_subscription_key: string;
    /** Voice ID (e.g., anushka, abhilash, karun, hitesh, manisha, vidya, arya) */
    speaker: string;
    /** Target language code (e.g., en-IN) */
    target_language_code: SarvamTtsParams.TargetLanguageCode;
    /** Pitch adjustment for the voice */
    pitch?: number;
    /** Speed of speech */
    pace?: number;
    /** Volume level of the speech */
    loudness?: number;
    /** Audio sample rate in Hz */
    sample_rate?: number;
    /** Accepts any additional properties */
    [key: string]: any;
}
export declare namespace SarvamTtsParams {
    /** Target language code (e.g., en-IN) */
    const TargetLanguageCode: {
        readonly EnIn: "en-IN";
        readonly HiIn: "hi-IN";
        readonly BnIn: "bn-IN";
        readonly TaIn: "ta-IN";
        readonly TeIn: "te-IN";
        readonly KnIn: "kn-IN";
        readonly MlIn: "ml-IN";
        readonly MrIn: "mr-IN";
        readonly GuIn: "gu-IN";
        readonly PaIn: "pa-IN";
        readonly OrIn: "or-IN";
    };
    type TargetLanguageCode = (typeof TargetLanguageCode)[keyof typeof TargetLanguageCode];
}