%-- roi mask will be converted to the original image size

function out_mask = remap_mask_cnt(in_mask,I,m_cnt)

    [y_max, x_max]=size(I);

    M=size(in_mask,1);

    M2=floor(M/2);       

    % center

    m_cnt_x=m_cnt(1);    

    m_cnt_y=m_cnt(2);

    % top left corner

    x1=max(m_cnt_x-M2,1);

    y1=max(m_cnt_y-M2,1);

    % bottom right corner

    if x1==1

        x4=M;

    else

        x4=min(m_cnt_x+M2,x_max);

        if x4==x_max

            x1=x_max-M+1;

        end

    end

    if y1==1

        y4=M;

    else

        y4=min(m_cnt_y+M2,y_max);

        if y4==y_max

            y1=y_max-M+1;

        end

    end

    out_mask=zeros(y_max,x_max);

    out_mask(y1:y4,x1:x4)=in_mask;

end