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The VidMemFree function frees off-screen memory allocated for a display driver by HeapVidMemAllocAligned.
Syntax
void VidMemFree(
[in] LPVMEMHEAP pvmh,
[in] FLATPTR ptr
);
Parameters
[in] pvmh
Pointer to a VMEMHEAP structure that represents the DirectDraw heap from which the surface was allocated. The driver obtains this value from the lpHeap member of the VIDEOMEMORY structure originally passed to HeapVidMemAllocAligned.
[in] ptr
Specifies the FLATPTR offset of the allocated surface. This data type is equivalent to a ULONG_PTR.
Return value
None
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Available in Windows 2000 and later versions of the Windows operating systems. |
| Target Platform | Universal |
| Header | dmemmgr.h (include Winddi.h) |
| Library | Win32k.lib |
| DLL | Win32k.sys |