use GD;


# create a new image
my $im = new GD::Image(100,100);


# allocate some colors
my $white = $im->colorAllocate(255,255,255);
my $black = $im->colorAllocate(0,0,0);
my $red = $im->colorAllocate(255,0,0);
my $blue = $im->colorAllocate(0,0,255);


# make the background transparent and interlaced
$im->transparent($white);
$im->interlaced('true');


# Put a black frame around the picture
$im->rectangle(0,0,99,99,$black);


# Draw a blue oval
$im->arc(50,50,95,75,0,360,$blue);


# And fill it with red
$im->fill(50,50,$red);


# make sure we are writing to a binary stream
binmode STDOUT;


# Convert the image to PNG and print it on standard output
print $im->jpeg;