WMA and MP3 Streaming (Windows Embedded CE 6.0)

1/6/2010

This Catalog item provides support for playing Windows Media Audio (.wma) or MP3 files from a streaming source. It also has the ability to play back from local storage such as system memory or Compact Flash memory. This is an audio-only item and does not provide any video playback capabilities. It is suitable for use on headless devices. All media decoding is done through DirectShow filters.

Implementation Considerations

The following table shows the Sysgen variables for WMA and MP3 Streaming.

Sysgen variable Description

SYSGEN_STREAMAUDIO

Set this Sysgen to add WMA and MP3 Streaming to your OS design.

Modules and Components

Instead of adding its own modules and components to your OS design, this Catalog item invokes a collection of other Catalog item. It is the modules and components from those Catalog items that are added to your OS design. The following table shows the Catalog items invoked by streaming media playback.

Catalog Item Sysgen variable

MP3 Codec

SYSGEN_DSHOW_MP3

WMA Codec

SYSGEN_DSHOW_WMA

WMA Voice Codec

SYSGEN_DSHOW_WMA_VOICE

ASX v1 and M3U File Support

SYSGEN_DSHOW_WMT_ASXV1

ASX v2 File Support

SYSGEN_DSHOW_WMT_ASXV2

ASX v3 File Support

SYSGEN_DSHOW_WMT_ASXV3

NSC File Support

SYSGEN_DSHOW_WMT_NSC

Windows Media Streaming over HTTP

SYSGEN_DSHOW_WMT_HTTP

Windows Media Streaming over MMS

SYSGEN_DSHOW_WMT_MMS

Windows Media Multicast and Multi-Bit Rate

SYSGEN_DSHOW_WMT_MULTI

Windows Media Streaming from Local Storage

SYSGEN_DSHOW_WMT_LOCAL

Standard I/O ASCII

SYSGEN_STDIOA

Hardware Considerations

There are no special hardware considerations for this Catalog item.

Dependencies

This Catalog item is dependent on the Catalog items listed in the table above. The following table lists the additional Catalog item dependencies that most directly relate to this item's functionality. There are additional dependencies as well. For more information on determining the complete list of dependencies for this Catalog item, see Catalog Item Dependencies.

Catalog Item Sysgen variable

ACM Wrapper Filter

SYSGEN_DSHOW_ACMWRAP

DirectShow Core

SYSGEN_DSHOW

DMO Wrapper Filter

SYSGEN_DSHOW_DMO

IP Helper API

SYSGEN_IPHLPAPI

Minimal GWES Configuration

SYSGEN_MINGWES

TCP/IP

SYSGEN_TCPIP

Waveform Audio

SYSGEN_AUDIO

Windows Media Technologies

SYSGEN_DSHOW_WMT

Winsock Support

SYSGEN_WINSOCK

See Also

Other Resources

Encoded Media