JPEG is a popular raster image format well-suited to photographic images. It usually uses lossy DCT compression. It is named after the Joint Photographic Experts Group, the organization which developed the format. It is sometimes called JPEG1, JPEG-1, or JPEG 1992 to help disambiguate it.
File types
.jfif .jfif-tbnl .jif .jpe .jpeg .jpg .pjpg
Also appears as
Not known to appear as any other types