MF_EVENT_SOURCE_CHARACTERISTICS_OLD attribute
Specifies the previous characteristics of the media source. The attribute data is a bitwise OR of flags from the MFMEDIASOURCE_CHARACTERISTICS enumeration.
Data type
UINT32
Remarks
This attribute is used with the MESourceCharacteristicsChanged event.
The GUID constant for this attribute is exported from mfuuid.lib.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| Header |
|
See also