import type * as Hedra from "../index.js";
/**
 * Model-specific inputs for `heygen-photo-avatar-4`.
 */
export interface InputHeygenPhotoAvatar4 {
    /** Number of outputs generated per job. Only 1 is supported. */
    num_outputs?: number | undefined;
    /** Generation prompt. */
    prompt?: string | undefined;
    /** Output aspect ratio. */
    aspect_ratio: InputHeygenPhotoAvatar4.AspectRatio;
    /** Output resolution. */
    resolution: InputHeygenPhotoAvatar4.Resolution;
    /** Start frame. At most 10.4 MB. */
    start_image: Hedra.InputHeygenPhotoAvatar4StartImage;
    /** Driving audio. At most 104.8 MB. */
    audio: Hedra.InputHeygenPhotoAvatar4Audio;
}
export declare namespace InputHeygenPhotoAvatar4 {
    /** Output aspect ratio. */
    const AspectRatio: {
        readonly Sixteen9: "16:9";
        readonly Nine16: "9:16";
        readonly Four5: "4:5";
        readonly Five4: "5:4";
        readonly One1: "1:1";
        readonly Auto: "auto";
    };
    type AspectRatio = (typeof AspectRatio)[keyof typeof AspectRatio];
    /** Output resolution. */
    const Resolution: {
        readonly ThreeHundredSixtyP: "360p";
        readonly FourHundredEightyP: "480p";
        readonly FiveHundredFortyP: "540p";
        readonly SevenHundredTwentyP: "720p";
        readonly OneThousandEightyP: "1080p";
    };
    type Resolution = (typeof Resolution)[keyof typeof Resolution];
}