IltmmConvert::GetSubObjectDispatch
#include "ltmm.h"
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C Syntax |
HRESULT IltmmConvert__getSubObjectDispatch(pConvert, ObjType, ppObject) |
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C++ Syntax |
HRESULT GetSubObjectDispatch(ObjType, ppObject) |
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IltmmConvert *pConvert; |
/* pointer to an interface */ |
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long ObjType; |
/* object to retrieve */ |
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IDispatch **ppObject; |
/* pointer to a pointer */ |
Retrieves the lDispatch interface for the specified graph object.
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Parameter |
Description |
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pConvert |
Pointer to an IltmmConvert interface. |
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ObjType |
Value that indicates the graph object to retrieve. For a list of possible values, refer to the ltmmConvert_Object constants. |
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ppObject |
Pointer to a variable to be updated with a pointer to the lDispatch interface. This interface references the specified graph object. |
Returns
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S_OK |
The function was successful. |
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<> 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 interface’s Release method.
Required DLLs and Libraries
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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. |
See Also
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Elements: |
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Topics: |
Example
For a C example, refer to IltmmConvert::GetSubObjectDispatch Example for C.
For a C++ example, refer to IltmmConvert::GetSubObjectDispatch Example for C++.