Advanced Stream Redirector

Last updated
Advanced Stream Redirector
Filename extension
.asx
Internet media type
video/x-ms-asf
Developed by Microsoft

The Advanced Stream Redirector (ASX) format is a type of XML metafile designed to store a playlist of Windows Media files for a multimedia presentation.

Contents

It is used frequently on streaming video servers where multiple ASF files are to be played in succession. Both RTSP and MMS streaming protocols are supported, as well as HTTP.

ASX files have MIME type video/x-ms-asf (as do ASF files).

With the introduction of the WMA and WMV container formats in late 1990s, WAX and WVX extensions have also been introduced by Microsoft respectively.

Example

<asxversion="3.0"><title>Example.com Live Stream</title><entry><title>Short Announcement to Play Before Main Stream</title><refhref="http://example.com/announcement.wma"/><paramname="aParameterName"value="aParameterValue"/></entry><entry><title>Example radio</title><refhref="http://example.com:8080"/><author>Example.com</author><copyright>Copyright © 2005 Example.com</copyright></entry></asx>

Windows Media Player playlists

ASX can be used to print playlists done with Windows Media Player. To print a playlist, there are two main steps for those people that are familiar with Windows command lines and XSLT:

See also

Other playlist file formats

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References