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MF_MT_USER_DATA attribute

Contains additional format data for a media type.

Data type

Byte array

Remarks

The meaning of the data in this attribute depends on the format that is described by the media type.

Format TypeAdditional Format Data
Windows Media codec.Codec private data.
Converted VIDEOINFOHEADER or VIDEOINFOHEADER2 structure.Extra data that appears after the BITMAPINFOHEADER structure, not including the color table or color masks.
Converted WAVEFORMATEX or WAVEFORMATEXTENSIBLE structure.Extra data that appears after the audio format structure.

 

The GUID constant for this attribute is exported from mfuuid.lib.

Requirements

Minimum supported client

Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 [desktop apps | Windows Store apps]

Header

Mfapi.h

See also

IMFAttributes::GetBlob
IMFAttributes::SetBlob
IMFMediaType
Media Type Attributes

 

 

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