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NAME

       im_benchmark - do something complicated

SYNOPSIS

       #include <vips/vips.h>

       int im_benchmark( IMAGE *in, IMAGE *out )

DESCRIPTION

       im_benchmark(3)  performs  a  complicated  operation  (based  on a real
       example  of  VIPS  usage)  on  a  LABPACK  image.  It  is  useful   for
       benchmarking  the  VIPS  threading  system. It should speed up (mostly)
       linearly with more CPUs.

RETURNED VALUES

       The function returns 0 on success and -1 on error.

                                  6 Oct 2006