# The PSFMATCH parameters input,f,a,,,,Input images reference,f,a,,,,Reference images or reference psfs psfdata,f,a,,,,Objects lists or input psfs kernel,f,a,"",,,Input/output convolution kernels output,f,h,"",,,Output convolved images convolution,s,h,"image","|image|psf|kernel|",,Kernel computation method dnx,i,h,31,,,X width of data region to extract dny,i,h,31,,,Y width of data region to extract pnx,i,h,15,,,X width of convolution kernel pny,i,h,15,,,Y width of convolution kernel center,b,h,"yes",,,Center the psf objects ? background,s,h,"median",,,Background fitting function loreject,r,h,INDEF,,,Low sigma rejection threshold hireject,r,h,INDEF,,,High sigma rejection threshold apodize,r,h,0,,,Fraction of endpoints to apodize fluxratio,s,h,INDEF,,,The reference to input integrated flux ratio filter,s,h,"replace","|none|cosbell|replace|model|",,Filter/replace option sx1,r,h,INDEF,,,Inner x spectral frequency for cosine bell filter sx2,r,h,INDEF,,,Outer x spectral frequency for cosine bell filter sy1,r,h,INDEF,,,Inner y spectral frequency for cosine bell filter sy2,r,h,INDEF,,,Outer y spectral frequency for cosine bell filter radsym,b,h,no,,,Radial symmetry for cosine bell filter ? threshold,r,h,0.2,0.0,1.0,Threshold in fourier spectrum for modeling/replacing normfactor,r,h,1.0,,,The kernel normalization factor boundary,s,h,'nearest',"|constant|nearest|reflect|wrap|",,Boundary extension constant,r,h,0.0,,,Constant for constant boundary extension interactive,b,h,no,,,Interactive mode ? verbose,b,h,yes,,,Verbose mode ? graphics,s,h,"stdgraph",,,The default graphics device display,s,h,"stdimage",,,The default display device gcommands,*gcur,h,"",,,Graphics cursor icommands,*imcur,h,"",,,Image display cursor mode,s,h,"ql"