MATLAB: How to print figure in jpg without white margin

MATLABprintwhite margin

x = 0:pi/5:2*pi;
y = sin(x).*exp(-x);
figure('Visible', 'off', 'PaperUnits','centimeters', 'PaperPosition', [0 0 32 8])
plot(x,y,'--k','LineWidth',1)
xlabel('Acc /g')
ylabel('T /s')
ax = gca;
ax.FontSize = 16;
print('figure01','-djpeg', '-r0')
the script give me a figure like this
however, i don't want the white margins in left and right of the printed figures
what should i do?