IltmfCapture::put_AutoSize

#include "ltmf.h"

Platform Syntax
C HRESULT IltmfCapture_put_AutoSize(pCapture, newVal)
C++ HRESULT put_AutoSize(newVal)

Specifies whether or not the video frame window is automatically resized to match the dimensions of the media.

Parameters

IltmfCapture *pCapture

Pointer to an IltmfCapture interface.

VARIANT_BOOL newVal

Value that is VARIANT_TRUE to enable automatic frame sizing, or VARIANT_FALSE to disable automatic frame sizing.

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 MediaFoundation documentation.

Comments

If enabled, the video frame window will be resized when a new device is assigned to the object, or when a processing transform changes the actual media size. The default value is VARIANT_FALSE.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Example

For a C++ example, refer to Using AutoSize with ltmfCapture for C++.

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LEADTOOLS Media Foundation C API Help

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© 1991-2022 LEAD Technologies, Inc. All Rights Reserved.