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MFHeapAlloc function

Allocates a block of memory.

Syntax


void* MFHeapAlloc(
  _In_ size_t          nSize,
  _In_ ULONG           dwFlags,
  _In_ char            *pszFile,
  _In_ int             line,
  _In_ EAllocationType eat
);

Parameters

nSize [in]

Number of bytes to allocate.

dwFlags [in]

Zero or more flags. For a list of valid flags, see HeapAlloc in the Windows SDK documentation.

pszFile [in]

Reserved. Set to NULL.

line [in]

Reserved. Set to zero.

eat [in]

Reserved. Set to eAllocationTypeIgnore.

Return value

If the function succeeds, it returns a pointer to the allocated memory block. If the function fails, it returns NULL.

Remarks

In the current version of Media Foundation, this function is equivalent to calling the HeapAlloc function and specifying the heap of the calling process.

To free the allocated memory, call MFHeapFree.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Header

Mfapi.h

Library

Mfplat.lib

DLL

Mfplat.dll

See also

Media Foundation Functions

 

 

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