# IMEXPR parameters

expr,s,a,,,,expression
output,f,a,,,,output image
dims,s,h,auto,,,output image dimensions
intype,s,h,auto,,,minimum type for input operands
outtype,s,h,auto,,,output image pixel datatype
refim,s,h,auto,,,reference image for wcs etc
bwidth,i,h,0,0,,boundary extension width
btype,s,h,nearest,"constant|nearest|reflect|wrap|project",,\
"boundary extension type"
bpixval,r,h,0,,,boundary pixel value
rangecheck,b,h,yes,,,perform range checking
verbose,b,h,yes,,,print informative messages
exprdb,s,h,none,,,expression database
lastout,s,h,,,,last output image

# Input image operands.
a,s,a,,,,operand a
b,s,a,,,,operand b
c,s,a,,,,operand c
d,s,a,,,,operand d
e,s,a,,,,operand e
f,s,a,,,,operand f
g,s,a,,,,operand g
h,s,a,,,,operand h
i,s,a,,,,operand i
j,s,a,,,,operand j
k,s,a,,,,operand k
l,s,a,,,,operand l
m,s,a,,,,operand m
n,s,a,,,,operand n
o,s,a,,,,operand o
p,s,a,,,,operand p
q,s,a,,,,operand q
r,s,a,,,,operand r
s,s,a,,,,operand s
t,s,a,,,,operand t
u,s,a,,,,operand u
v,s,a,,,,operand v
w,s,a,,,,operand w
x,s,a,,,,operand x
y,s,a,,,,operand y
z,s,a,,,,operand z