Convert ham8 to dds Online: ham82dds
You can use Tom's Editor to easily convert images from
Hold-And-Modify 8 .HAM8 to Direct Show Surface
Tom's Editor is a free, online image manipulation and converter program.
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Hold-And-Modify 8 is an image format with extension HAM8.
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.