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IltmmConvert::GetSubObjectDispatch

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#include "ltmm.h"

C Syntax

HRESULT IltmmConvert_getSubObjectDispatch(pConvert, ObjType, ppObject)

C++ Syntax

HRESULT GetSubObjectDispatch(ObjType, ppObject)

 

IltmmConvert *pConvert;

/* pointer to an interface */

long ObjType;

/* object to retrieve */

IDispatch **ppObject;

/* pointer to a pointer */

Retrieves the lDispatch interface for the specified graph object.

Parameter

Description

pConvert

Pointer to an IltmmConvert interface.

ObjType

Value that indicates the graph object to retrieve. For a list of possible values, refer to the ltmmConvert_Object constants.

ppObject

Pointer to a variable to be updated with a pointer to the lDispatch interface. This interface references the specified graph object.

Returns

S_OK

The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

This function was added for languages like FoxPro that will not query for the dispatch interface itself.

If the function succeeds, the user should release the retrieved interface pointer by calling the interfaces Release method.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64

See Also

Elements:

IltmmConvert::GetSubObject

Topics:

Multimedia Function Group

Example

For a C example, refer to IltmmConvert::GetSubObjectDispatch Example for C.

For a C++ example, refer to IltmmConvert::GetSubObjectDispatch Example for C++.

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