Compressed image file formats

Ebook Encyclopedia of Graphics file formats - Part 2 describes the graphics file formats themselves. There is one article per format or format set, and articles are arranged alphabetically. Each article provides basic classification information, an overview, and details of the format. In many cases we've included short code examples. We've also indicated whether the specification itself (or an article that describes the details of the format) is included on the CD-ROM that accompanies this book, as well as code examples and images encoded in that format.

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Ebook Compressed image file formats: JPEG, PNG, GIF, XBM, BMP" includes content: Introduction, Windows BMP, XBM, JPEG File Format, JPEG Human Coding, The Discrete Cosine Transform, Decoding Sequential-Mode JPEG Images, Creating Sequential JPEG Files, Optimizing the DC T, Progressive JPEG, GIF, PNG, Decompressing PNG Image Data, Creating PNG Files.

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JPEG2000 – This version of the JPEG format supports 16 Bits/Channel and alpha channels and produces less image artifacts than the standard JPEG compression but uses a more complex list of saving options than the standard JPEG format. Photoshop CS3 supports the file format but it is not available as part of the ‘Save for Web’ options.

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