IltmmCapture::put_Preview

Summary

Enables or disables capture preview.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmCapture_put_Preview(pCapture, newVal)
C++ HRESULT put_Preview(newVal)

Parameters

IltmmCapture *pCapture

Pointer to an IltmmCapture interface.

VARIANT_BOOL newVal

Flag that determines whether to enable or disable capture preview. Possible values are:

Value Meaning
VARIANT_TRUE Enable capture preview.
VARIANT_FALSE Disable capture preview.

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

To preview video while capturing, call this function with passing newVal as VARIANT_TRUE and call IltmmCapture::put_PreviewVisible with passing newVal as VARIANT_TRUE.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C Advanced Capture Application
C++ Advanced Capture Application
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.