OpenCV Core absdiff

[junxnone]

absdiff 检测物体运动

• 多用于移动检测

输入	计算公式
矩阵&矩阵	$\texttt{dst}(I) = \texttt{saturate} (| \texttt{src1}(I) - \texttt{src2}(I)|)$
矩阵&常量	$\texttt{dst}(I) = \texttt{saturate} (| \texttt{src1}(I) - \texttt{src2}(I)|)$
常量&矩阵	$\texttt{dst}(I) = \texttt{saturate} (| \texttt{src1} - \texttt{src2}(I) |)$

pre_frame	frame	absdiff

UseCase

Reference

• API absdiff()