/// <reference types="node" />
export declare function uploadCOSStreamFile({ file, key, secretId, secretKey, bucket, region, }: {
    secretId: string;
    secretKey: string;
    bucket: string;
    region: string;
    file: {
        path?: string;
        size: number;
        buffer?: Buffer;
    };
    key: string;
}): Promise<unknown>;
export declare function uploadCOSStreamFileV2({ file, key, secretId, secretKey, bucket, region, sliceSize, }: {
    secretId: string;
    secretKey: string;
    bucket: string;
    region: string;
    file: {
        path?: string;
        size: number;
    };
    key: string;
    sliceSize?: number;
}): Promise<unknown>;