CCTV Camera Pros Geovision 8.5 Multicam Digital Surveillance System - Manual (Page 403)

Remote Viewing
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8.3.13 Image Enhancement
To enhance the image quality of live video, click the Show System Menu button (No. 5, Figure 8-19)
and select Image Enhance. This dialog box appears.
Figure 8-28
„ De-Interlace: Converts the interlaced video into non-interlaced video.
„ De-Block: Removes the block-like artifacts from low-quality and highly compressed video.
„ Enable DirectDraw: The DirectDraw setting is enabled by default. Some VGA cards might not
support DirectDraw and can produce distorted frames. Uncheck this option to disable the
DirectDraw function.