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IltmfConvert::get_VideoWindowHeight

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#include "ltmf.h"

C Syntax

HRESULT IltmfConvert_get_VideoWindowHeight(pConvert, pVal)

C++ Syntax

HRESULT get_VideoWindowHeight(pVal)

 

IltmfConvert *pConvert;

/* pointer to an interface */

long *pVal;

/* height of the video window */

Retrieves the height 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 height of the video preview window, in pixels.

Returns

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.

Platforms

Win32, x64

See Also

Elements:

IltmfConvert::get_VideoWindowLeft, IltmfConvert::get_VideoWindowTop, IltmfConvert::get_VideoWindowWidth, IltmfConvert::get_VideoHeight, IltmfConvert::get_VideoWidth, IltmfConvert::put_VideoWindowSizeMode

Topics:

Media Foundation Function Group

Example

For a C++ example, refer to IltmfConvert::SaveStillBitmap

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