What is the difference between JPEG, GIF and PNG?
JPEG (Joint Photographic Experts Group) GIF (Graphics Interchange Format) PNG (Portable Network Graphics format) When should I use JPEG, and when should I stick with GIF? JPEG (Joint Photographic Experts Group) JPEG is a standardised image compression mechanism. JPEG is designed for compressing either full-colour (24 bit) or grey-scale digital images of “natural” (real-world) scenes. It works well on photographs, naturalistic artwork, and similar material; not so well on lettering, simple cartoons, or black-and-white line drawings (files come out very large). JPEG handles only still images, but there is a related standard called MPEG for motion pictures. JPEG is “lossy”, meaning that the image you get out of decompression isn’t quite identical to what you originally put in. The algorithm achieves much of its compression by exploiting known limitation of the human eye, notably the fact that small colour details aren’t perceived as well as small details of light-and-dark. Thus, JPEG is i
