Wednesday, February 07, 2007

Users want speed, especially video gamers. I tested with some of your data: Unreal tournament and Wesnoth patches. These patches save 50-100MB per download.

Xdelta1 remains popular today because of speed, and xdelta3 until now hasn't been as fast (debdev has tests). Xdelta-3.0o has improved compression levels (download).

Over my sample data, the new default compression level (same as the command-line flag -1) is a little faster than, with compression roughly the same as Xdelta-1.x. Compression levels -3, -6, and -9 are also improved.

This release also features Swig support, e.g.,

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