MFCreateMediaEvent function (mfapi.h)

Creates a media event object.

Syntax

HRESULT MFCreateMediaEvent(
  MediaEventType    met,
  REFGUID           guidExtendedType,
  HRESULT           hrStatus,
  const PROPVARIANT *pvValue,
  IMFMediaEvent     **ppEvent
);

Parameters

met

The event type. See IMFMediaEvent::GetType. For a list of event types, see Media Foundation Events.

guidExtendedType

The extended type. See IMFMediaEvent::GetExtendedType. If the event type does not have an extended type, use the value GUID_NULL.

hrStatus

The event status. See IMFMediaEvent::GetStatus

pvValue

The value associated with the event, if any. See IMFMediaEvent::GetValue. This parameter can be NULL.

ppEvent

Receives a pointer to the IMFMediaEvent interface. The caller must release the interface.

Return value

The function returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Remarks

This function is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:

• Windows XP with Service Pack 2 (SP2) and later.
• Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (October 2006 Update Rollup for Windows XP Media Center Edition) installed.

Requirements

See also

IMFMediaEvent

Media Foundation Functions