Just realized, you should include a "-o" somewhere on the pcomb command line to maintain absolute values, in case the input image has already passed through pfilt or the like with an exposure adjustment.
-Greg > From: Rob Guglielmetti <[email protected]> > Date: September 28, 2010 8:21:16 AM PDT > > Thanks Greg, worked a treat. > > - Rob > > On Mon, Sep 27, 2010 at 5:35 PM, Gregory J. Ward <[email protected]> > wrote: > Try: > > pcomb -e > 's(x):x*x;m=if(xmax*ymax/4-s(x-xmax/2)-s(y-ymax/2),1,0);ro=m*ri(1);go=m*gi(1);bo=m*bi(1)' > input.hdr > output.hdr > > -Greg _______________________________________________ HDRI mailing list [email protected] http://www.radiance-online.org/mailman/listinfo/hdri
