The MediaFoundation component responsible for playing the video. Some renderers might have useful settings you can adjust if you have problems playing the video.

IltmfConvert::get_FullScreenMode

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#include "ltmf.h"

C Syntax	HRESULT IltmfConvert_get_FullScreenMode(pConvert, pVal)
C++ Syntax	HRESULT get_FullScreenMode(pVal)

IltmfConvert *pConvert;	/* pointer to an interface */
VARIANT_BOOL *pVal;	/* pointer to a variable */

Queries whether the video renderer for preview is in full-screen mode.

Parameter	Description
pConvert	Pointer to an IltmfConvert interface.
pVal	Pointer to a variable to be updated with a value that determines whether the video renderer for preview is in full-screen mode. Possible values are:
	Value	Meaning
	VARIANT_TRUE	Video renderer is in full-screen mode.
	VARIANT_FALSE	Video renderer is not in full-screen mode.

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_FullScreenMode function to query whether the video renderer for preview is in full-screen mode. Use the IltmfConvert::put_FullScreenMode function to enable or disable full-screen mode for the preview video renderer. Use the IltmfConvert::ToggleFullScreenMode function to toggle the state of the full screen mode for conversion preview.

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

Elements:	IltmfConvert::put_FullScreenMode, IltmfConvert::ToggleFullScreenMode
Topics:	Media Foundation Function Group