Fix argument order in help message
@@ -256,7 +256,7 @@ ADVANCED COMPRESSION
e.g. a power of 0.5 causes the codec to take the square root
of every input pixel value.
- -va <base> <power> <avg> <stdev>
+ -va <power> <base> <avg> <stdev>
Compute the per-texel relative error weighting for the alpha
channel, when used in conjunction with -v. See documentation for
-v for parameter documentation.
