WMV is a kind of ASF container format. WMV contains video and audio streams respectively using Windows Media Video codec and Windows Media Audio codec. It is a compressed proprietary video file format for internet streaming. Microsoft has developed several wmv codec version 4.0, 7.0, 9.0, 9.5, 11 at present.

WMA is Windows Media Audio. WMA is a new audio format developed by Microsoft well known as MP3. With a higher rate in files compression and better sound quality than the latter, even far beyond those of RA. 

To convert wmv to wma, please install the latest Windows Media Player which contains the latest wmv codec or decoder.

Download WMA Converter which can convert wmv to wma file. Select a wmv file, set the start time, the end time or audio encoding bitrate if needed. The bitrate is bigger, the file size is bigger, the audio quality is higher, and vice versa. Click the Convert button to convert wmv to wma.



MPEG-2 is one of the formal international standard of active image and sound coding developed by MPEG (Moving Picture Exports Group) in 1994. It consists of 9 standards itself ,and has many distinguished features such as: high transfer rate and resolution, broadcast-like video and CD-like audio, many ways of surround channels and audio channels, etc. Besides, it provides broader scope of changing compression ratio. With those characters, MPEG-2 is adapted to HDTV which thus makes MPEG-3 discarded before its birth.

To convert mpeg2 to wma, please install a dvd player such as PowerDVD Player or WinDVD Player for the mpeg2 decoder. VISTA has included the decoder.

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