



Serving video on the web is different from traditional broadcast and offline mediums. WebM is 100% free, and open-sourced under a BSD-style license. With video being core to the web experience, a high-quality, open video format choice is needed. A key factor in the web's success is that its core technologies such as HTML, HTTP, and TCP/IP are open for anyone to implement and improve. The WebM file structure is based on the Matroska container.įor more information about WebM, see the FAQ. WebM files consist of video streams compressed with the VP8 or VP9 video codecs and audio streams compressed with the Vorbis or Opus audio codecs. WebM defines the file container structure, video and audio formats. WebM is an open, royalty-free, media file format designed for the web. NET Framework 4.5 (Windows 7 comes with 3.5, so you might want to update) A wrapper around ffmpeg and AviSynth made for converting videos to WebM without having to use the command line, fork of this project.
