Is a format of video coding from the Windows Media package. Video files in this format are encoded on technology Windows Media Video; about 15 codecs variants are available all up. It supports the streaming video display. Developed by Microsoft company.
SDII (Sound Designer II, sometimes seen abbreviated as SD2) is a monophonic/stereophonic audio file format, originally developed by Digidesign for their Macintosh -based recording/editing products. It is the successor to the original monophonic Sound Designer I audio file format.