IltmmTargetFormat::get_ReadOnly

#include "ltmm.h"

C Syntax	HRESULT IltmmTargetFormat_get_ReadOnly(pTargetFormat, pVal)
C++ Syntax	HRESULT get_ReadOnly(pVal)

IltmmTargetFormat *pTargetFormat;	/* pointer to an interface */
VARIANT_BOOL *pVal;	/* pointer to a variable */

Queries whether the format is read-only.

Parameter	Description
pTargetFormat	Pointer to an IltmmTargetFormat interface.
pVal	Pointer to a variable that indicates whether the format is read-only. Possible values are:
	Value	Meaning
	VARIANT_TRUE	The format is read-only.
	VARIANT_FALSE	The format is for reading and writing.

Returns

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

All predefined formats are marked as read-only, and cannot be modified or deleted.

Required DLLs and Libraries

LTMM

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

See Also

Elements:	IltmmTargetFormat::put_Selected, IltmmTargetFormats::get_Selection
Topics:	Multimedia Function Group

Example