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Using the Windows Media Video 9 Codec

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The basic video procedures described in the Working with Video section apply directly to the Windows Media Video 9 codec. No special procedures are required.

The Windows Media Video 9 codec is implemented by the encoder identified by the class identifier CLSID_CWMVEncMediaObject2, and by the decoder identified by the class identifier CLSID_CWMVDecMediaObject. The FOURCC value for media types using this codec is "WMV3".

The Windows Media Video 9 Codec is based on the Society of Motion Picture and Television Engineers (SMPTE) standard: VC-1, simple profile and main profile.

The Windows Media Audio 9 codec supports all encoding modes except interlaced and mixed progressive and interlaced.

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