The VideoPortUnLockBuffer function unlocks physical pages described by the specified memory descriptor list (MDL).
VOID VideoPortUnlockBuffer( _In_ PVOID HwDeviceExtension, _In_ PVOID Mdl );
Pointer to the miniport driver's device extension.
Pointer to the MDL of the buffer to be released. This parameter should be the same pointer that was returned by VideoPortLockBuffer.
|Windows version||Available in Windows XP and later versions of the Windows operating systems. Available in Windows XP and later versions of the Windows operating systems.|
|Header||video.h (include Video.h)|