argc	o
argv	O
file[3]	x
best[4]	y
z[4]	z
scale[4]	w
c	C
x	h
y	i
x0	n
y0	a
ip0	t
ip1	s
index[2][3][4]	u
step	M
iq0	I
iq1	R
best_area	A
z_area	K
width[2]	U
offset[2]	RU
height[2]	N
q	f
fpixel[12]	q
buffer[2]	p
pixel[12]	d
pixels[256][256]	b
_	rand()