Microsoft Audio/Visual Interleaved

File extension: .avi Developed by: Microsoft Type of format: Video file format MIME: video/vnd.avi, video/avi, video/msvideo, video/x-msvideo
Audio Video Interleaved (also Audio Video Interleave), known by its initials AVI, is a multimedia container format introduced by Microsoft in November 1992 as part of its Video for Windows software. AVI files can contain both audio and video data in a file container that allows synchronous audio-with-video playback.