Specifies a device's type, such as audio capture or video capture.
The following values are defined for this attribute:
||Audio capture device.
||Video capture device.
To get this attribute, call IMFAttributes::GetGUID.
To set this attribute, call IMFAttributes::SetGUID.
Use this attribute as input to the following functions:
In addition, this attribute is set on the activation objects returned by the MFEnumDeviceSources function.
The GUID constant for this attribute is exported from mfuuid.lib.
|Minimum supported client
||Windows 7 [desktop apps only]
|Minimum supported server
||Windows Server 2008 R2 [desktop apps only]