import type { CrocoProjectSnapshot } from "./preproduction-workspace.ts";
import type { CharacterEntry } from "./providers.ts";
import type { VideoUnitGeneratedImage } from "./studio-video-units.ts";
export declare const STUDIO_VIDEO_UNIT_IMAGE_MODEL = "qwen-image-2.1";
export declare const STUDIO_VIDEO_UNIT_MAX_REFERENCE_IMAGES = 10;
export interface VideoUnitImageTarget {
    unitId: string;
    kind: "storyboard" | "keyframe";
    keyframeId?: string;
}
export type VideoUnitImageAction = "generate" | "optimize";
export interface StudioVideoUnitImagePlan {
    target: VideoUnitImageTarget;
    label: string;
    prompt: string;
    model: string;
    size: string;
    referenceImages: string[];
    outputDir: string;
    inputFingerprint: string;
}
/** Return a stable identity for duplicate-target detection and result matching. */
export declare function videoUnitImageTargetKey(target: VideoUnitImageTarget): string;
/** Resolve the closest supported keyframe canvas for a project aspect ratio. */
export declare function videoUnitImageSize(aspectRatio: string): string;
/** Build one image-generation or Image Edit plan from the latest project state. */
export declare function buildStudioVideoUnitImagePlan(state: CrocoProjectSnapshot, target: VideoUnitImageTarget, action: VideoUnitImageAction, characters: readonly CharacterEntry[], editInstruction?: string): Promise<StudioVideoUnitImagePlan>;
/** Return the target's persisted generated-image record. */
export declare function videoUnitGeneratedImage(state: CrocoProjectSnapshot, target: VideoUnitImageTarget): VideoUnitGeneratedImage | undefined;