4XM file extension - 4XM video format
What is 4xm file? How to open 4xm files?
File type specification:
The 4xm file format transports video data compressed with 4X Technologies' proprietary 4xm Video codec. It also transports audio data interleaved with the coded video chunks. The format supports multiple audio language tracks, as well. The audio can be either uncompressed PCM or a custom packing for IMA ADPCM: 4X IMA ADPCM. The technology is intended for use in computer and console games.