DiveBeginImageBufferAccess Return Value - rc

rc (ULONG) - returns

Return codes indicating success or type of failure:

DIVE_SUCCESS

If the function succeeds, 0 is returned.
DIVE_ERR_INVALID_BUFFER_NUMBER
The ulBufferNumber parameter must be a previously allocated or associated buffer number before it can be accessed.
DIVE_ERR_INVALID_INSTANCE
The DIVE instance handle specified in the hDiveInst parameter is invalid.

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