MPEG stands for Moving Pictures Experts Group. The group is organized by ISO (International Standards Organization) and IEC (International Electronic Committee) in 1988, dedicated to the Moving Image (MPEG video) and Audio Coding (MPEG Audio) standardization work.

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 mpeg to wma file, you may first install a DVD player based on Microsoft DirectShow technology on your Windows if the mpeg file is compressed with mpeg-1.1 or 2.0 standard. If the mpeg is 1.0 version, Windows has included  the decoder, nothing extra codec is needed. VISTA has bundled MPEG1.1/2.0 decoder.

Download WMA Converter which can convert mpeg to wma file. Select an mpeg 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 mpeg to wma.

PPC, short for Pocket PC, is a kind of Pocket PC that based on Windows Mobile OS of Microsoft. It adopts a series of system of WinCE developed by Microsoft. Now Pocket PC has been produced by famous manufactures like HP, Dell and so on.

To convert PPC to wma means convert its video or audio such as asf avi mp3 to wma format, transfer the files to the desktop computer and run WMA converter to convert them, copy the wma files back to PPC if you want to preview them in PPC.


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