shuzhi.m

将一幅多媒体图像根据各个块的不同特性蔡用不同的编码方式

 %ovic88=[1 1 1 1 2 2 3 2 4 4 4 4]                            
function [zhi]=shuzhi(ovic88)

p=1;
                           pp=1;
                          biaozhi=['00' '01' '10' '11'];
                          bz4(1,1)=[biaozhi(1)];
                          bz4(2,1)=[biaozhi(2)];
                          zhi(1)=ovic88(1);
                          for i= 2:64;
                             for j=1:i-1
                               if ovic88(j)==ovic88(i);
                                  bz4(1,i)=bz4(1,j);
                                  bz4(2,i)=bz4(2,j);
                                break;
                            end
                                if j==i-1
                                   pp=pp+1;
                                   zhi(pp)=ovic88(i);%zhi(pp)记录四种象素值
                                   p=p+2;
                                   bz4(1,i)=[biaozhi(p)] ;
                                   bz4(2,i)=[biaozhi(p+1)];         
                               end
                           end
                       end