IltmmMediaInfo::get_ProgramCount

Summary

Gets the index of the current program for the media file.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmMediaInfo_get_ProgramCount(pMediaInfo, pVal)
C++ HRESULT get_ProgramCount(pVal)

Parameters

IltmmMediaInfo *pMediaInfo

Pointer to an IltmmMediaInfo Interface.

long *pVal

Pointer to a variable that will be updated with the program count.

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

The current source media file is the file for which the IltmmMediaInfo interface/object gets information. To set the current source media file, call IltmmMediaInfo::put_SourceFile.

Get the current program using IltmmMediaInfo::get_CurrentProgram and change the current program using IltmmMediaInfo::put_CurrentProgram.

For more information, refer to the Programs and Streams topic.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

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LEADTOOLS Multimedia C API Help

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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.