ML0006基于Matlab背景差分建模运动目标检测和跟踪

clc
clear
FrameNum=100;
StartFrame=1;
BackGround=rgb2gray(read(VideoReader('traffic.avi'), 1));

for k=StartFrame+1:1:FrameNum
    CurrentFrame=rgb2gray(read(VideoReader('traffic.avi'), k));
    FormerFrame=rgb2gray(read(VideoReader('traffic.avi'), k-1));
    FD=abs(CurrentFrame-FormerFrame);                                       %帧间差分
    
    %T=threshold(FD);
    T=0.17;
    bw=im2bw(FD,T);
    a=0.1;                                                                  %背景更新因子，控制更新速度
    CurrentBack=double(BackGround).*bw+(a.*double(CurrentFrame)+(1-a).*double(BackGround)).*(1-bw);  %背景更新
    BackGround=CurrentBack;
    FD1=abs(CurrentFrame-uint8(BackGround));
    %T2=threshold(FD1);
    bw2=im2bw(FD1,T);
    SE=[1,1,1;1,1,1;1,1,1];
    bwrode=imerode(bw2,SE);
    bwdi=imdilate(bw2,SE);
    bwdi2=bwmorph(bwrode,'dilate',3);
    bwdi3=imopen(bw2,SE);

完整代码链接：https://pan.baidu.com/s/1eRtlCsJSdbucSi_Aj62MIw

提取码：872o