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Retrieves the index of the subtype that matches the specified name.
#include "ltmf.h"
Language | Syntax |
---|---|
C | HRESULT IltmfCaptureSubTypes_Find(pCaptureSubTypes, Name, Index) |
C++ | HRESULT Find(Name, Index) |
Pointer to an IltmfCaptureSubTypes interface.
Character string that contains the name of the subtype to find.
Pointer to a variable that receives the zero based index of the matching subtype. A value of 1 indicates that no match was found.
Value | Meaning |
---|---|
S_OK | The function was successful. |
<> S_OK | An error occurred. Refer to the Error Codes or the HRESULT error codes in the MediaFoundation documentation. |
An inputs name is unique. An application can use this function to find a specific input. An inputs name can be retrieved with the IltmfCaptureSubType::get_Name function. When searching for a subtype, use the unique name, not the descriptive name.
Win32, x64.
For a C++ example, refer to the IltmfCaptureSubTypes::get_Count Example for C++.
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