The WEBM file format was created by Google to store video content and implement compression standards for optimal video streaming on the Internet. Royalty free VP8 and VP9 video compression technologies are integrated into the digital video streams contained in this open Web media file format.On the other hand, Vorbis and Opus open source audio compression technologies are implemented into the digital audio streams contained in these .webm files. WebVTT text tracks are also stored in a WEBM file. The file structure of the WEBM format is based on Matroska, a widely used digital media container.A supported Web browser or media player is needed to open these WEBM files. Web browsers like Google Chrome 6 and later, Firefox 4 and above, IE 9 with WebM MFC (Media Foundation Components) and others with support for HTML5 can be used to play these .webm files.More recent versions of Media Player Classic, VLC, Winamp, jetAudio Basic, Perian, XBMC and Moovida Core may be used to open these WEBM files to view its content. Upon installing WebM MFC for Internet Explorer 9, Windows Media Player can also be used to play these .webm files.
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