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IAMDevMemoryAllocator::Alloc

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Microsoft DirectShow 9.0

IAMDevMemoryAllocator::Alloc

  • Note   The IAMDevMemoryAllocator interface is deprecated.

Allocates a memory buffer.

Syntax

  HRESULT Alloc(
    BYTE **ppBuffer,
    DWORD *pdwcbBuffer
);

Parameters

ppBuffer

[out] Pointer that will receive the address of the allocated memory buffer.

pdwcbBuffer

[in, out] Pointer to a DWORD whose input value is the number of bytes to allocate and whose output value is the actual number of bytes allocated.

Return Value

Returns S_OK if the desired quantity of memory was allocated, S_FALSE if memory was unavailable.

Remarks

Call this method to allocate a block of memory from the available pool.

Requirements

Reference: Dshow.h.

Library: Quartz.dll.

See Also