如何将自己的数据集转换为标准的VOC数据集格式？

close all;

clear all;

clc



hThresh = 50;  %save the iamges continue gtboxes whos hight is larger than hThresh

srcImgPath = '..\myData\USA\images';

srcAnoPath = '..\myData\USA\annotation';

outImgPath = '..\myData\USA_RCNN\images';

outAnoPath = '..\myData\USA_RCNN\annotation';

fpAnno = fopen('..\myData\USA_RCNN\train.txt','wt');

if ~exist(outImgPath,'dir')

    mkdir(outImgPath);

end

if ~exist(outAnoPath,'dir')

    mkdir(outAnoPath);

end

srcList = dir(srcImgPath);

srcNum = length(srcList)-2;



count = 1;

for i = 1:srcNum

    if mod(i,1000)==0

        fprintf('CurNum:%d\n',i);

    end

    curAnno = sprintf('%s\\Id.txt', srcAnoPath,i);

    curImgName = sprintf('%s\\Id.jpg', srcImgPath,i);

    txtData = importdata(curAnno);

    if isstruct(txtData)

        srcList = txtData.textdata(2:end);

        gtList = find(strcmp(srcList,'person'));

        gtBoxes = txtData.data(gtList,1:4);

        gtBoxes = gtBoxes(find(gtBoxes(:,4)>=hThresh),1:4);

        if isempty(gtBoxes) 

            continue;

        end

        fprintf(fpAnno,'Id\n',count);

        choseId = sprintf('%s\\Id.xml',outAnoPath,count);

        fp = fopen(choseId,'wt');

        curImg = imread(curImgName);

        [imgH,imgW,channel] = size(curImg);

        fprintf(fp, '<annotation>\n');

        fprintf(fp, '\t<folder>Daimler</folder>\n');

        fprintf(fp, '\t<filename>Daimler</filename>\n');

        fprintf(fp, '\t<source>\n');

        fprintf(fp, '\t\t<database>Daimler</database>\n');

        fprintf(fp, '\t</source>\n');

        

        fprintf(fp, '\t<size>\n');

        fprintf(fp, '\t\t<width>%d</width>\n',imgW);

        fprintf(fp, '\t\t<height>%d</height>\n',imgH);

        fprintf(fp, '\t\t<depth>3</depth>\n');

        fprintf(fp, '\t</size>\n');

        

        for boxId = 1:size(gtBoxes,1)

            fprintf(fp, '\t<object>\n');

            fprintf(fp, '\t\t<name>pedestrian</name>\n');

            fprintf(fp, '\t\t<bndbox>\n');

            fprintf(fp,'\t\t\t<xmin>%d</xmin>\n',gtBoxes(boxId,1));

            fprintf(fp,'\t\t\t<xmax>%d</xmax>\n',gtBoxes(boxId,1)+gtBoxes(boxId,3));

            fprintf(fp,'\t\t\t<ymin>%d</ymin>\n',gtBoxes(boxId,2));

            fprintf(fp,'\t\t\t<ymax>%d</ymax>\n',gtBoxes(boxId,2)+gtBoxes(boxId,4));

            fprintf(fp, '\t\t</bndbox>\n');

            fprintf(fp, '\t</object>\n');

        end

         fprintf(fp, '</annotation>\n');

         fclose(fp);

         copyfile(curImgName, sprintf('%s//Id.jpg',outImgPath,count));

         count = count+1;

    end

end

fclose(fpAnno);