MFT_FIELDOFUSE_UNLOCK_Attribute attribute

Contains an IMFFieldOfUseMFTUnlock pointer, which can be used to unlock a Media Foundation transform (MFT). The IMFFieldOfUseMFTUnlock interface is used to unlock an MFT that has field-of-use restrictions.

Data type

IMFFieldOfUseMFTUnlock* stored as IUnknown*

Get/set

To get this attribute, call IMFAttributes::GetUnknown.

To set this attribute, call IMFAttributes::SetUnknown.

Remarks

For more information about this attribute, see Field of Use Restrictions.

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

Requirements

Requirement Value
Minimum supported client
Windows 7 [desktop apps | UWP apps]
Minimum supported server
Windows Server 2008 R2 [desktop apps | UWP apps]
Header
Mftransform.h

See also

Alphabetical List of Media Foundation Attributes

Field of Use Restrictions

MFCreateTransformActivate