Convert ldm to dds Online: ldm2dds

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

Go to Tom's Editor

LDM

Ludek Maker is an image format with extension LDM.

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.