import type { CompleteMultipartUploadCommandOutput } from "@aws-sdk/client-s3";
import { EventEmitter } from "events";
import type { BodyDataTypes, Options, Progress } from "./types";
export interface RawDataPart {
    partNumber: number;
    data: BodyDataTypes;
    lastPart?: boolean;
}
export declare class Upload extends EventEmitter {
    /**
     * @internal
     * modified in testing only.
     */
    private static MIN_PART_SIZE;
    /**
     * S3 multipart upload does not allow more than 10,000 parts.
     */
    private MAX_PARTS;
    private readonly queueSize;
    private readonly partSize;
    private readonly leavePartsOnError;
    private readonly tags;
    private readonly client;
    private readonly params;
    private totalBytes?;
    private readonly totalBytesSource?;
    private bytesUploadedSoFar;
    private abortController;
    private concurrentUploaders;
    private createMultiPartPromise?;
    private abortMultipartUploadCommand;
    private uploadedParts;
    private uploadEnqueuedPartsCount;
    private expectedPartsCount?;
    /**
     * Last UploadId if the upload was done with MultipartUpload and not PutObject.
     */
    uploadId?: string;
    uploadEvent?: string;
    private isMultiPart;
    private singleUploadResult?;
    private sent;
    constructor(options: Options);
    abort(): Promise<void>;
    done(): Promise<CompleteMultipartUploadCommandOutput>;
    on(event: "httpUploadProgress", listener: (progress: Progress) => void): this;
    private __uploadUsingPut;
    private __createMultipartUpload;
    private __doConcurrentUpload;
    private __doMultipartUpload;
    /**
     * Abort the last multipart upload in progress
     * if we know the upload id, the user did not specify to leave the parts, and
     * we have a prepared AbortMultipartUpload command.
     */
    private markUploadAsAborted;
    private __notifyProgress;
    private __abortTimeout;
    private __validateUploadPart;
    private __validateInput;
}