从主文件中读取n个子文件夹中的图片（每一子文件中有两个文件夹，每两个文件中有18张图片）

tic

clc;

clear all;

close all;

str = 'F:\shijie-test\test-finger\';

pt = dir(str);

foldname = [];

k = 0;

for i = 1 : length(pt)

    ifstrcmp(pt(i).name, '.') | strcmp(pt(i).name, '..')

        continue;

    else

        k = k + 1;

        foldname{k} = pt(i).name;

    end

end

for i = 1:length(foldname)

    temp = strcat(str, foldname{i}, '\');

    temp1 = dir(temp);

    k = 0;

    for j = 1:length(temp1)

        ifstrcmp(temp1(j).name,'.') | strcmp(temp1(j).name, '..')

            continue;

        else

            k = k + 1;

            foldname1{i, k} = temp1(j).name;

            foldname1{i, k} = strcat(temp, foldname1{i, k}, '\');

        end

    end

end

 [m, n] = size(foldname1);

for i = 1:m

    for j = 1:2

        temp = strcat(foldname1{i, j}, '*.bmp');

        temp1 = dir(temp);

        for k = 1:length(temp1)

            if 1 == j

                jpgpath{i, k} = strcat(foldname1{i, j},  temp1(k).name);

            end

            if 2 == j

                jpgpath{i, 18 + k} = strcat( foldname1{i, j}, temp1(k).name);

            end    

        end

    end

end

celldisp(jpgpath);

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