CCTV Camera Pros Geovision 8.5 Multicam Digital Surveillance System - Manual (Page 41)

Configuring Main System
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„ Inter-frame threshold: Raising the value will improve compression speed and rate, but reduce
image quality slightly.
„ Max. key frame interval: Raising the value will extend the duration between key frames and
increase compression rate, but reduce image quality slightly. Compression speed remains the
same.
[Evaluation]
„ Encode size: Click to calculate the encoding size based on your encoding settings (see [Setting]
above) and assigned video clip (select PTZ dome or street from the drop-down list). Click the
Stop tab to stop the evaluation.
„ Encode speed: Click to calculate the frame rate based on the encoding settings (see [Setting]
above) and assigned video clip (select PTZ dome or street from the drop-down list).