#include "ltmm.h"

C Syntax

HRESULT IltmmPlay_put_CloseCaptioning(pPlay, CloseCaptioning)

C++ Syntax

HRESULT put_CloseCaptioning(CloseCaptioning)

IltmmPlay *pPlay;

pointer to an interface

VARIANT_BOOL CloseCaptioning;


Enables or disables close captioning.

Parameter Description
pPlay Pointer to an IltmmPlay interface.
CloseCaptioning Flag that determines whether to enable close captioning. Possible values are:
  Value Meaning
  VARIANT_TRUE Enable close captioning.
  VARIANT_FALSE Disable close captioning.



The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Required DLLs and Libraries


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

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