import type * as Hedra from "../index.js";
/**
 * Driving audio. From 2s to 20s and at most 104.8 MB.
 */
export type InputLtx25Audio = 
/**
 * A file uploaded via POST /v3/files, referenced by the returned url. */
Hedra.InputLtx25Audio.Url
/**
 * An existing asset you own, referenced by its id. */
 | Hedra.InputLtx25Audio.Asset;
export declare namespace InputLtx25Audio {
    interface Url {
        source: "url";
        /** A URL returned by POST /v3/files. */
        url: string;
    }
    interface Asset {
        source: "asset";
        /** The asset's id (`asset_<uuid>`), as issued by the server — a completed generation publishes one per output as `outputs[].asset_id`. Do not construct one or derive it from any other id. */
        asset_id: string;
    }
}