图像处理中的基础函数：图像平移纯MATLAB代码

function [pucImage] = Image_move(imag,Weight,Height,Angle_math) angle = Angle_math*3.1415/180; a = fix(1024*tan(angle)); mid = Height/2; pucLeft = zeros(200,1); pucRight = zeros(200,1); pucImage = zeros(Height,Weight); for i=1:Height/2 for j=1:Weight y = j + fix(a*(mid-i)/1024); if y>= 1 && y <= Weight pucImage(i,y) = imag(i,j); pucLeft(i,1) = fix(a*(mid-i)/1024);%%%%用来计算多余的部分的起始位置 end end end for i=mid+1:Height for j=1:Weight w = j - fix(a*(i-mid)/1024); if w >= 1 && w <= Weight pucImage(i,w) = imag(i,j); pucRight(i-200,1) = Weight - fix(a*(i-mid)/1024);%%%%用来计算多余的部分的起始位置 end end end if(angle >0) k =1; for j=1:mid for i=1:pucLeft(k,1)+1 pucImage(j,i)= pucImage(j,pucLeft(k,1)+1); end k = k+1; end nn = 1; for i=mid+1:Height for j=pucRight(nn,1):Weight pucImage(i,j)= pucImage(i,pucRight(nn,1)); end nn = nn + 1; end else k =1; for j=1:mid for i=Weight+pucLeft(k,1)+1:Weight pucImage(j,i)= pucImage(j,Weight+pucLeft(k,1)); end k = k+1; end nn = 1; for i=mid+1:Height for j=1:pucRight(nn,1)-Weight+1 pucImage(i,j)= pucImage(i,pucRight(nn,1)-Weight+1); end nn = nn + 1; end end end