IltmmMediaTypeDisp::GetPortableType

Summary

Retrieves a portable version of the media type.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmMediaTypeDisp_getPortableType(pMediaTypeDisp, Type)
C++ HRESULT GetPortableType(Type)

Parameters

IltmmMediaTypeDisp *pMediaTypeDisp

Pointer to an IltmmMediaTypeDisp interface.

VARIANT *Type

Pointer to a variable to be updated with a VARIANT containing a SAFEARRAY reference. The array is composed of a single dimension of bytes. This array contains the portable media type information.

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 DirectShow documentation.

Comments

This function allows the user to retrieve the media type in a flat format that can be transported across networks.

If the function succeeds, the caller must free the VARIANT referenced by Type by calling the VariantClear function.

The portable type contains all the data needed to fully reconstruct the media type.

For more information on using the high level method of acquiring the media type, refer to IltmmMediaTypeDisp interface.

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C Capture to Play Object Interfacing
C++ Capture to Play Object Interfacing
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.