Windows Media Audio 9: Difference between revisions

From MultimediaWiki
Jump to navigation Jump to search
No edit summary
No edit summary
Line 1: Line 1:
This is microsofts latest mediacodec suite. It consist of
This is microsofts latest mediacodec suite. It consist of
WMA Standard v1 (0x160)
WMA Standard v1 (0x160),
WMA Standard v2 (0x161)
WMA Standard v2 (0x161),
WMA Pro (0x162)
WMA Pro (0x162),
WMA Lossless (0x163)
WMA Lossless (0x163),
WMA Voice (0xA)
WMA Voice (0xA),


This is what microsoft say about their codec. http://www.microsoft.com/windows/windowsmedia/9series/codecs/audio.aspx
Initially, WMA was developed by Voxware and had the name "Voxware Audio Codec", somewhere on the line Microsoft bought it and continued
to develop it to the form it has today.
 
This is what microsoft say about their codecs. http://www.microsoft.com/windows/windowsmedia/9series/codecs/audio.aspx


WMA Standard v1
WMA Standard v1
This is the first version of their codec. Originally this came from some other company.
This is the first version of their codec. Originally this came from some other company.
WMA Standard v2
WMA Standard v2
This is the kind of files that is most popular. The current encoder produces this.
This is the kind of files that is most popular. The current encoder produces this.

Revision as of 06:56, 23 January 2006

This is microsofts latest mediacodec suite. It consist of WMA Standard v1 (0x160), WMA Standard v2 (0x161), WMA Pro (0x162), WMA Lossless (0x163), WMA Voice (0xA),

Initially, WMA was developed by Voxware and had the name "Voxware Audio Codec", somewhere on the line Microsoft bought it and continued to develop it to the form it has today.

This is what microsoft say about their codecs. http://www.microsoft.com/windows/windowsmedia/9series/codecs/audio.aspx

WMA Standard v1 This is the first version of their codec. Originally this came from some other company. WMA Standard v2 This is the kind of files that is most popular. The current encoder produces this.

WMA Pro The stuff that should have been in WMA std got into Pro. Eg, better sound, more channels etc.

WMA Voice The voice codec is VoiceAge's ACELP.net.

WMA Lossless Not much is known about the lossless codec. It performs about the same as all other lossless codecs.