Sumix SMX-150M - Manual (Page 31)

Getting Started
31 SMX-150M USB2.0 Camera User Guide
Figure 3-7 Camera ID
Reducing CPU Load
You can reduce CPU load by enabling the Direct Access to Driver Frame Memory
option at the bottom of Device Settings window. See API documentation for the
details on how to provide direct pointer to the driver frame memory instead of copying
the frame to the user buffer.