MFT_HW_TIMESTAMP_WITH_QPC_Attribute attribute

Specifies whether a hardware device source uses the system time for time stamps.

Data type

UINT32

Syntax

DECLSPEC_SELECTANY GUID MFT_HW_TIMESTAMP_WITH_QPC_Attribute = {0x8d030fb8,0xcc43,0x4258,{0xa2,0x2e,0x92,0x10,0xbe,0xf8,0x9b,0xe4} }  

Get/set

To get this attribute, call IMFAttributes::GetUINT32

To set this attribute, call IMFAttributes::SetUINT32

Remarks

If this attribute is TRUE, the device source uses the system time, as returned by the QueryPerformanceCounter, for time stamps. Otherwise, the device source uses the device’s clock. The default value is FALSE.

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

Requirements

Header: Declared in mftransform.h.