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MFCreateMediaEvent function

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.

Return codeDescription
S_OK

The method succeeded.

 

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

Minimum supported client

Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 [desktop apps | Windows Store apps]

Minimum supported phone

Windows Phone 8.1

Header

Mfapi.h

Library

Mfplat.lib

DLL

Mfplat.dll

See also

IMFMediaEvent
Media Foundation Functions

 

 

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