face-detect.rar_face detect_face detect matlab_face detect matl

clear all close all clc %%%%%%%%%%%%%%%%%%%%%%%%%%%%% 读入待检测图像 x=imread('12.jpg'); %读入图像 figure imshow(x) if size(x,3)>1 x=rgb2gray(x);%转化为灰度图 end x=double(x); %转化为小数型 [output,count,m,svec]=facefind(x);%找出人脸 imagesc(x) colormap(gray) %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 画出人脸框图 col=[1 0 0];%人脸框图为红色 col=[0 1 0];%人脸框图为绿色 t=2; %人脸框图线的宽度 N=size(output,2); if (N>0) for i=1:N x1=output(1,i); x2=output(2,i); y1=output(3,i); y2=output(4,i); vec=[x1 x2 y1 y2]; %方框四个角的坐标 ind=find(isinf(vec)); %无限值情况 a=200; %should be realmax vec(ind)=sign(vec(ind))*a; h1=line([vec(1) vec(2)],[vec(3) vec(3)]); h2=line([vec(2) vec(2)],[vec(3) vec(4)]); h3=line([vec(1) vec(2)],[vec(4) vec(4)]); h4=line([vec(1) vec(1)],[vec(3) vec(4)]); h=[h1 h2 h3 h4]; set(h,'Color',col); set(h,'LineWidth',t) end end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% minf=m(1); maxf=m(2); ex1=size(x,1)*0.01; ex1e=size(x,1)*0.02; ex2=size(x,1)*0.04; ex2e=size(x,1)*0.05; bx1=[0 maxf maxf 0]; by1=[ex1e ex1e ex1 ex1]; bx2=[0 minf minf 0]; by2=[ex2e ex2e ex2 ex2]; hold on fill(bx1,by1,[0 1 0]) fill(bx2,by2,[0 1 0]) hold off