#include "ltmm.h"

C Syntax

HRESULT IltmmConvert_get_PreviewVisible(pConvert, pVal)

C++ Syntax

HRESULT get_PreviewVisible(pVal)

IltmmConvert *pConvert;

pointer to an interface


pointer to variable

Indicates whether the preview is enabled or disabled.

Parameter Description
pConvert Pointer to an IltmmConvert interface.
pVal Pointer to a variable to be updated with a value that indicates whether the preview is enabled or disabled. Possible values are:
  Value Meaning
  VARIANT_TRUE The preview is enabled. This is the default value.
  VARIANT_FALSE The preview is disabled.



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

Help Version 21.0.2021.4.7
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.

LEADTOOLS Multimedia C API Help