Convert a4r to dds Online: a4r2dds
You can use Tom's Editor to easily convert images from
Anime 4ever .A4R to Direct Show Surface
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Anime 4ever is an image format with extension A4R.
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.