Tom's Editor BLOG

Convert dds to du1 Online: dds2du1

You can use Tom's Editor to easily convert images from
Direct Show Surface .DDS to DU1, DUO .DU1.
Tom's Editor is a free, online image manipulation and converter program.

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DDS

DDS are files invented by Microsoft to be used in games, mostly as textures. Images can be compressed to save space but the compression methods defined by DDS are all very fast in terms of coding and decoding.

DU1

DU1, DUO is an image format with extension DU1.