description	ms.assetid	title	ms.topic	ms.date
The starting time for the presentation, in 100-nanosecond units, as measured by the presentation clock.	d19d851c-ab4a-4a9d-bcc4-8dd4e993fa2c	MF_EVENT_START_PRESENTATION_TIME attribute (Mfapi.h)	reference	05/31/2018

MF_EVENT_START_PRESENTATION_TIME attribute

The starting time for the presentation, in 100-nanosecond units, as measured by the presentation clock.

Data type

UINT64

Treat as a LONGLONG value.

This attribute is used with the MESessionNotifyPresentationTime event.

This attribute is a signed value, although it is stored as a UINT64.

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

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]
Header	Mfapi.h