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 Type Additional 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 | UWP apps]
Minimum supported server
Windows Server 2008 [desktop apps | UWP apps]
Header
Mfapi.h

See also

Alphabetical List of Media Foundation Attributes

IMFAttributes::GetBlob

IMFAttributes::SetBlob

IMFMediaType

Media Type Attributes