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This image shows the results of overlaying each of the above transparent PNG images on a background color of #6080A0. Note the gray fringes on the letters of the middle image. This shows how the above images would look when, for example, editing them. The grey and white check pattern would be converted into transparency.
PNG is a format for compressing and transferring images on the Internet, developed as a non-patented alternative to GIF. It supports palette-based, grayscale, and full-color images, with transparency and textual comments.
Sometimes, you find a drawing or similar image useful for a Wikipedia article, that was saved as a JPEG but should have been saved as a PNG.JPEG is good for images where the color changes fluidly throughout the image, like in a photograph, whereas PNG files are good for images with relatively few colors, such as a drawing of a flag, a chart, or a map; note that sometimes SVG is better.
AOL Mail offers secure and personalized email with features like AOL Mail, news, and weather for free. You can also access your email on the go with an iOS & Android app and get help from experts.
Alpha compositing is the process of combining one image with a background to create the appearance of partial or full transparency. Learn about the history, description, and comparison of alpha compositing methods, such as over, in, out, and premultiplied alpha.
Learn about different types of image file formats, such as JPEG, PNG, GIF, and how they are compressed, stored, and used. Compare raster and vector formats, and see examples of common graphic file formats.
MNG is a format for storing multiple images in a single file, similar to PNG but with animation features. It was developed by the PNG group and published in 2001, but has limited support in web browsers and servers.
A modal window is a graphical control element that disables user interaction with the main window until it is closed. Learn about the frequent uses, problems and solutions of modal windows in user interface design, and how they differ from modeless windows and modal sheets.