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MESessionNotifyPresentationTime event

Raised by the Media Session when a new presentation starts. This event indicates when the presentation will start and the offset between the presentation time and the source time.

Event values

Possible values retrieved from IMFMediaEvent::GetValue include the following.

VARTYPEDescription

VT_EMPTY

No event data.

Attributes

The following attributes are defined for this event.

AttributeDescription

MF_EVENT_START_PRESENTATION_TIME

Starting time for the presentation.

MF_EVENT_PRESENTATION_TIME_OFFSET

Offset between the presentation time and the media source's time stamps.

MF_EVENT_START_PRESENTATION_TIME_AT_OUTPUT

Presentation time when the media sinks will render the first sample of the new topology.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Header

Mfobjects.h (include Mfidl.h)

See also

IMFMediaSession
Media Foundation Events

 

 

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