export declare function getImageMimeTypeFromUrl(url: string): string;
export declare function getImageMimeType(source: string, buffer?: Buffer): string;
export declare function readLocalImageFile(filePath: string): Promise<{
    buffer: Buffer;
    duration: number;
}>;
export declare function downloadRemoteImageFile(url: string): Promise<{
    buffer: Buffer;
    duration: number;
}>;
//# sourceMappingURL=imageSourceHandler.d.ts.map