采用简单的三帧差背景剪除策略检测运动目标，合并运动估计和背景补偿以加快系统反应速度。
A simple strategy named 3 frames difference background subtraction is adopted to detect moving object, and movement estimation and compensation are combined to improve processing speed.
采用简单的三帧差背景剪除策略检测运动目标，合并运动估计和背景补偿以加快系统反应速度。
A simple strategy named 3 frames difference background subtraction is adopted to detect moving object, and movement estimation and compensation are combined to improve processing speed.
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