import type { AFManifest } from '../Video/AFContainer.cjs';
export declare const SPLAT_VIDEO_INFLATE_PREFETCH_DEPTH = 8;
export type SplatVideoGeometryProcess = (bytes: Uint8Array, frame: number) => void;
export interface SplatVideoGeometryDecoderOptions {
    process: SplatVideoGeometryProcess;
    onError?: (error: unknown) => void;
}
/** Independent geometry feeder: native Deflate worker or transport-decoded raw members. */
export declare class SplatVideoGeometryDecoder {
    readonly manifest: AFManifest;
    readonly loading: Promise<void>;
    private readonly _process;
    private readonly _onError;
    private readonly _codec;
    private readonly _filter;
    private _worker;
    private _workerAttempt;
    private _workerInitialized;
    private _pendingBuffer;
    private _frames;
    private _queue;
    private _requested;
    private _generation;
    private _inflight;
    private _disposed;
    private _resolveLoading;
    private _rejectLoading;
    constructor(buffer: ArrayBuffer, options: SplatVideoGeometryDecoderOptions);
    /** Spawn the next worker candidate, or `null` when the ladder is exhausted. */
    private _spawnWorker;
    private _startWorker;
    setFrame(frame: number): void;
    streamFrame(frame: number): void;
    flushTail(): void;
    dispose(): void;
    private _enqueue;
    private _pump;
    private _onWorkerMessage;
    private _complete;
    private _fail;
}