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function theStruct = readOpenCVXML(filename)

try
   tree = xmlread(filename);
catch
   error('Failed to read XML file %s.',filename);
end

opencv_storage = tree.item(0);

if opencv_storage.hasChildNodes
   objects = opencv_storage.getChildNodes;
   numObjects = objects.getLength;

   theStruct = struct();

    for count = 1:numObjects
        object = objects.item(count-1);
        
        name = char(object.getNodeName);
        
        if strcmp(name, '#text')
            continue;
        end
        
        % if object is a matrix
        if object.hasAttributes
            attributes = object.getAttributes;
            aName = attributes.item(0).getName;
            aValue = attributes.item(0).getValue;
            if(strcmp(aName, 'type_id') && strcmp(aValue, 'opencv-matrix'))
                
                fields = object.getChildNodes;
                rows = str2double(fields.item(1).item(0).getData);
                %cols = str2double(fields.item(3).item(0).getData);
                %data = str2num(fields.item(7).item(0).getData);
                data = sscanf(char(fields.item(7).item(0).getData), '%f ');
                if ~isempty(data)
                    data = reshape(data, rows, []);
                    theStruct = setfield(theStruct, name, transpose(data));
                end
            end
        % if object is a scalar
        else
            data = str2double(object.item(0).getData);
            theStruct = setfield(theStruct, name, data);
        end
        

    end
end