#include "ltmm.h"
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C Syntax |
HRESULT IltmmCaptureSubTypes_Find(pCaptureSubTypes, SubtypeName, Index) |
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C++ Syntax |
HRESULT Find(SubtypeName, Index) |
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IltmmCaptureSubTypes *pCaptureSubTypes; |
/* pointer to an interface */ |
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BSTR SubtypeName; |
/* string */ |
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long *Index; |
/* pointer to a variable */ |
Retrieves the index of the subtype that matches the specified name.
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Parameter |
Description |
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pCaptureSubTypes |
Pointer to an IltmmCaptureSubTypes interface. |
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SubtypeName |
Character string that contains the name of the subtype to find. |
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Index |
Pointer to a variable that receives the zero based index of the matching subtype. A value of –1 indicates that no match was found. |
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
An input’s name is unique. An application can use this function to find a specific input. An input’s name can be retrieved with the IltmmCaptureSubType::get_Name function or by using the LTMM DirectShow Filter List Utility. When searching for a subtype, use the unique name, not the descriptive name.
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. |
Win32, x64
See Also
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Elements: |
IltmmCaptureSubTypes::Item, IltmmCaptureSubType::get_Name, LTMM DirectShow Filter List Utility |
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Topics: |
Example
For a C example, refer to the IltmmCaptureSubTypes::get_Count Example for C.
For a C++ example, refer to the IltmmCaptureSubTypes::get_Count Example for C++.