File Formats JPEG PDF PNG
JPEG • JPEG is a standardized image compression mechanism. • JPEG stands for Joint Photographic Experts Group. • JPEG is designed for compressing either full-colUoror gray-scale digital images of "natural", real-world scenes. • It does not work very well on non-realistic images, such as cartoons or line drawings.
PDF • PDF stands for Portable Document Format. • PDF was introduced in 1990 as a way to reliably view, print, and share information with other people . • PDF is a proprietary format that allows you to read electronic documents, either on or off line. This format provides a page-by-page view of documents, exactly as they appear in their printed form, as well as allowing keyword search.
PNG • PNG stands for Portable Network Graphics. its a file image that contains a bitmap of indexed colours under a lossless compression. • commonly used to store graphics for web images. • The PNG format was created in response to limitations with the GIF format, primarily to increase colour support and to provide an image format without a patent license. • PNG images cannot be animated like GIF images. However, the related .MNG format can be animated. • PNG images do not provide CMYK colour support because they are not intended for use with professional graphics.