Difference between revisions of "Windows Media Audio 9"

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(We have decoders for all WMA codecs now)
 
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This is [[Microsoft|Microsoft's]] latest media codec suite. It consists of
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WMA Standard v1 (0x160),
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WMA Standard v2 (0x161),
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WMA Pro (0x162),
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WMA Lossless (0x163),
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WMA Voice (0xA).
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Initially, WMA was developed by [[VoxWare]] and had the name "VoxWare Audio Codec", somewhere on the line Microsoft bought it and continued
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to develop it to the form it has today.
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This is what Microsoft says about their codecs: http://www.microsoft.com/windows/windowsmedia/9series/codecs/audio.aspx
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[[Windows Media Audio|WMA Standard v1]]
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This is the first version of their codec. Originally this came from some other company.
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[[Windows Media Audio|WMA Standard v2]]
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This is the kind of files that is most popular. The current encoder produces this.
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[[Windows Media Audio Pro|WMA Pro]]
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The stuff that should have been in WMA std got into Pro. Eg, better sound, more channels etc.
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[[Windows Media Audio Voice|WMA Voice]]
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The voice codec is [[VoiceAge|VoiceAge's]] [[ACELP.net]].
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[[Windows Media Audio 9 Lossless|WMA Lossless]]
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Not much is known about the lossless codec. It performs about the same as all other lossless codecs.
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[[Category:Audio Codecs]]
 
[[Category:Audio Codecs]]
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[[Category: MDCT Audio Codecs]]

Latest revision as of 01:51, 29 April 2012

This is Microsoft's latest media codec suite. It consists 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 says 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.