Explains how Huffman code works, how it’s used for compressed files, and how other techniques including LZ, LZW and LZFSE differ.
Lossy and non-lossy compression explained, with examples and an outline of how JPEG compression is performed.
How to prepare images for colour-critical situations, such as submission to a jury, or for giclée printing.
How non-lossy and lossy forms of audio compression work.
How you can strike the right balance between efficient compression of an image, and its quality.
No matter how much disk storage you have, it just seems to fill up. Compressing little-used and archived items might be a good way to save space. Does it?