In This Topic ▼

IltmfConvert::get_VideoWindowTop

#include "ltmf.h"

C Syntax	HRESULT IltmfConvert_get_VideoWindowTop(pConvert, pVal)
C++ Syntax	HRESULT get_VideoWindowTop(pVal)

IltmfConvert *pConvert;	pointer to an interface
long *pVal;	top position of the video window

Retrieves the top position of the video preview window, in pixels.

Parameter	Description
pConvert	Pointer to an IltmfConvert interface.
pVal	Pointer to a variable to be updated with the top position of the video preview window, in pixels. The value is relative to the VideoWindowFrame.

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

Use the IltmfConvert::get_VideoHeight function to retrieve the current video height, in pixels. Use the IltmfConvert::get_VideoWidth function to retrieve the current video width, in pixels. Use the IltmfConvert::get_VideoWindowHandle function to retrieve the handle to the current video preview window. Use the IltmfConvert::get_VideoWindowHeight function to retrieve the height of the video preview window, in pixels. Use the IltmfConvert::get_VideoWindowLeft function to retrieve the left position of the video preview window, in pixels. Use the IltmfConvert::get_VideoWindowWidth function to retrieve the width of the video preview window, in pixels. Use the IltmfConvert::get_VideoWindowTop function to retrieve the top of the video preview window, in pixels.

Required DLLs and Libraries

LTMF

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 20.0.2020.4.2

Products | Support | Contact Us | Intellectual Property Notices
© 1991-2020 LEAD Technologies, Inc. All Rights Reserved.

LEADTOOLS Media Foundation C API Help

Elements:	IltmfConvert::get_VideoWindowHeight, IltmfConvert::get_VideoWindowLeft, IltmfConvert::get_VideoWindowWidth, IltmfConvert::get_VideoHeight, IltmfConvert::get_VideoWidth, IltmfConvert::put_VideoWindowSizeMode
Topics:	Media Foundation Function Group