import type { VideoExecutionPayload, VideoExecutionPollResult } from './types.js';
export declare const DEFAULT_VEO_COMMAND_TIMEOUT_MS = 600000;
/**
 * Classify a failed Veo CLI attempt. Moderation is checked FIRST: a moderation
 * response whose detail happens to also contain a transient- or throttle-looking
 * phrase (e.g. "network error" / "permission_denied" inside an UNSAFE_GENERATION
 * envelope) must never be retried — moderation is deterministic for a given
 * prompt and a retry only burns credits. Throttle is checked before transient so
 * a reCAPTCHA / 403 / 429 burst takes the long cooldown, not the 2s socket-blip
 * backoff. Exported for tests; the retry loop is the only runtime caller.
 */
export declare function classifyVeoFailure(detail: string): 'moderation' | 'throttle' | 'transient' | 'fatal';
/**
 * Soften aggressive motion wording that Veo content-moderation rejects, returning
 * the rewritten prompt and whether anything changed. PURE; exported for tests and
 * the opt-in safe-motion retry. Retrying is only worthwhile when `changed` is true
 * — an unchanged prompt would re-trigger the same deterministic reject.
 */
export declare function softenMotionPrompt(prompt: string): {
    prompt: string;
    changed: boolean;
};
export declare function submitVeoUseApiNative(payload: VideoExecutionPayload, options?: {
    env?: NodeJS.ProcessEnv;
}): Promise<{
    externalJobId: string;
    rawResult: unknown;
}>;
export declare function pollVeoUseApiNative(input: {
    outputDir: string;
    externalJobId: string;
}): Promise<VideoExecutionPollResult>;
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