IltmmMediaInfo::get_SourceFilterName

Summary

Retrieves the name of the source filter used to read the current source media file.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmMediaInfo_get_SourceFilterName(pMediaInfo, pVal)
C++ HRESULT get_SourceFilterName(pVal)

Parameters

IltmmMediaInfo *pMediaInfo

Pointer to an IltmmMediaInfo Interface.

BSTR *pVal

Pointer to a string to be updated with the name of the source filter used to read the source media file.

Returns

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 DirectShow documentation.

Comments

If the function succeeds, the caller must free the interface referenced by the SrcFilter parameter by calling the interface's Release function.

To get the current source media file, call IltmmMediaInfo::get_SourceFile.

The current source media file, set using IltmmMediaInfo::put_SourceFile, is the file for which the IltmmMediaInfo interface/object gets information. This function must be called before calling any of the other IltmmMediaInfo functions used for retrieving information.

Call IltmmMediaInfo::ResetSource to release the source file when it is no longer needed.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C Retrieving Media File Information
C++ Retrieving Media File Information
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LEADTOOLS Multimedia C API Help
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.