IltmmMemory::SetData

#include "ltmm.h"

C Syntax

HRESULT IltmmMemory_SetData(pMem, Index, Count, Data)

C++ Syntax

HRESULT SetData(Index, Count, Data)

IltmmMemory *pMem;

pointer to an interface

long Index;

offset

long Count;

size

VARIANT Data;

data to set

Sets new data in the objects buffer, at the specified index, with the specified size.

Parameter

Description

pMem

Pointer to an IltmmMemory interface.

Index

Index (offset) at which to set the new data in the objects buffer.

Count

Size, in bytes (number of byte elements), of the data to set.

Data

VARIANT containing a reference to a SAFEARRAY of data. The array should have one dimension and should contain byte elements.

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

If the size of the data to set is larger than the size available after the offset, the function will update only the available space between the offset and the end of the buffer.

The area of the buffer to which the new data is copied will be locked for the duration of the call.

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.

Platforms

Win32, x64

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