import type * as Hedra from "../index.js";
/**
 * Model-specific inputs for `gpt-image-15`.
 *
 * Accepted field combinations (one per input mode):
 * (1) requires: aspect_ratio, images, prompt
 * (2) requires: aspect_ratio, prompt; must omit: images
 */
export interface InputGptImage15 {
    /** Generation prompt. At most 32000 characters. */
    prompt: string;
    /** Number of outputs generated per job. Only 1 is supported. */
    num_outputs?: number | undefined;
    /** Rewrite the prompt before generation. An LLM expands it into a fuller description and the model receives that text instead of the submitted one; the result's `prompt` reports what ran. */
    enhance_prompt?: boolean | undefined;
    /** Output aspect ratio. */
    aspect_ratio: InputGptImage15.AspectRatio;
    /** Output resolution. */
    resolution?: InputGptImage15.Resolution | undefined;
    /** Images to edit or blend. 1 to 16 images, each at most 30 MB. */
    images?: Hedra.InputGptImage15ImagesItem[] | undefined;
    /** Output image format. */
    output_format?: InputGptImage15.OutputFormat | undefined;
}
export declare namespace InputGptImage15 {
    /** Output aspect ratio. */
    const AspectRatio: {
        readonly One1: "1:1";
        readonly Three2: "3:2";
        readonly Two3: "2:3";
    };
    type AspectRatio = (typeof AspectRatio)[keyof typeof AspectRatio];
    /** Output resolution. */
    const Resolution: {
        readonly Fixed: "fixed";
    };
    type Resolution = (typeof Resolution)[keyof typeof Resolution];
    /** Output image format. */
    const OutputFormat: {
        readonly Jpeg: "jpeg";
        readonly Png: "png";
        readonly Webp: "webp";
    };
    type OutputFormat = (typeof OutputFormat)[keyof typeof OutputFormat];
}