Comment File:  PPAK.REQ;

Require "PPAK.REL" load!module ;

External Boolean Simple Procedure PCKSIZE(
	Reference Integer Array image);
External Boolean Simple Procedure PDELIMAGE( String image!name);
External Integer Array Itemvar Procedure PMAKIMAGE(
	String image!name);
External Integer Simple Procedure PFTCH1D(
	 Reference Integer Array im1;
	Integer linear!address);
External Simple Procedure PPACK1D(
	 Reference Integer Array im3; Integer
	linear!address,density);
External Integer Simple Procedure PFTCH2D(
	 Reference Integer Array im1;
	Integer row,column);
External Simple Procedure PPACK2D(
	 Reference Integer Array im3; Integer
	row,column,density);
External Simple Procedure PLEFTSHIFT(
	 Reference Integer Array im1,im3;
	Integer shift);
External Simple Procedure PADD(
	 Reference Integer Array im1,im2,im3);
External Simple Procedure PSUB(
	 Reference Integer Array im1,im2,im3);
External Simple Procedure PMUL(
	 Reference Integer Array im1,im2,im3);
External Simple Procedure PDIV(
	 Reference Integer Array im1,im2,im3);
External Simple Procedure PMAX(
	 Reference Integer Array im1,im2,im3);
External Simple Procedure PMIN(
	 Reference Integer Array im1,im2,im3);
External Simple Procedure PSCALE(
	 Reference Integer Array
		 im1,im3; Real scale);
External Simple Procedure PLINCOMB(
	 Reference Integer Array
		 im1,im2,im3; Real a1,a2);
External Boolean Simple Procedure PROTATE(
	 Reference Integer Array
	im1,im3; Integer xcenter, ycenter;
	Real angle!in!degrees);
External Simple Procedure PZERO(
	 Reference Integer Array im3);
External Simple Procedure PCOPY(
	 Reference Integer array im1,im3);
External  Procedure PHIST(
	 Reference Integer array im1,
	hist, maxima, minima; Reference Integer imax, imin;
	Integer rc!switch);
External Integer Simple Procedure PCLIP(
	 Integer data);
External Boolean Simple Procedure PINSERT(
	Reference Integer Array 
	im1,im3);
External Integer Array Itemvar Procedure PEXTRACT(
	Reference Integer Array im1;
	String output!im3!name);
External Simple Procedure PGETI1(
	 Reference Integer array
	 im1; Integer i, j);
External Simple Procedure PAVG4(
	 Reference Integer array im1,im3);
External Simple Procedure PAVG8(
	 Reference Integer array im1,im3);
External Simple Procedure PGRAD4(
	 Reference Integer array im1,im3;
	Boolean save!direvvtion);
External Simple Procedure PGRAD8(
	Reference Integer array im1,im3;
	Boolean save!direction);
External Integer Simple Procedure PFILLPIN(Reference Integer array 
		im1,im3; Integer threshold);
External Simple Procedure PSLICE(Reference Integer Array
	 im1,im3; Integer dlower,dupper);
External Boolean Simple Procedure PDELMASK( String mask!name);
External Integer Array Itemvar Procedure PMAKMASK(
	String mask!name);
External Simple Procedure PGAUSS( Reference Integer Array im3;
		Real std!deviation; Integer density);
External Simple Procedure PCOMPLEMENT(
	 Reference Integer Array im1,im3);
External Integer Simple Procedure PDELSQ( Reference Integer Array 
		im1,im2);
External Simple Procedure PMAND( Integer Array mask1, mask2, mask3);
External Simple Procedure PMOR( Integer Array mask1, mask2, mask3);
External Simple Procedure PMSUB( Integer Array mask1, mask2, mask3);
External Simple Procedure PMCOPY( Integer Array mask1, mask3);
External Simple Procedure PMCOMPLEMENT( Integer Array mask1, mask3);
External Simple Procedure PMCIRCLE(
	Integer Array mask3; Integer row!center,
	column!center, radius);
External Simple Procedure PMRECTANGLE(
	Integer Array mask3; Integer row!center,
	column!center, row!size,column!size);
External Simple Procedure PMPOLYGON(
	Integer Array mask3; Integer row!start,
	column!start; Integer array xy!list; Integer number);
External Simple Procedure PMSLICE(Integer Array mask3, im1;
		Integer dmin,dmax);
External Simple Procedure PMSEGMENT(Integer Array mask3, im1;
		Integer number);
External Simple Procedure PMZERO(Integer Array mask3);
External Simple Procedure PZOOM(
	Reference Integer Array image1, image3; Real magnif);
External Procedure PEXPAND(
	 Reference Integer array im3;
	Integer number!pixels);
External Procedure PSHRINK(
	 Reference Integer array im3;
	Integer number!pixels);
External Simple Procedure PSHIFT(
	 Reference Integer array im1,im3;
	Integer delta!x, delta!y);
External Simple Procedure PFINDWINDOW (
	Integer Array im1; 
	Reference Integer first!row, last!row, first!column,
	last!column, threshold);
External Integer Simple Procedure PPROP(
		Reference Integer Array im3;
		Integer p1j!nl, p1j!nu, p18!cl, p18!cu, 
			number!of!times!allowed);
External  Procedure PSEGMENT (Reference Integer Array im1,
		im3; Reference Integer ncomponents, nholes;
		Itemvar im1!item, im3!item;
		Boolean pix!name;
		Boolean fill!holes;
		Integer size!lower, size!upper;
		String title);
External Simple Procedure PFRAME (String sav!res);
External Simple Procedure PINI (Integer max!density, im!size);
External Integer Simple Procedure PAREA(
	 Reference Integer Array im1;
		Integer threshold);
External Integer Simple Procedure PDENSITY(
	 Reference Integer Array im1;
		Integer threshold);
External Integer Simple Procedure PPERIMETER(
	 Reference Integer Array im1;
		Integer threshold);
External Simple Procedure PMOMENTS(
	 Reference Integer Array im1;
		Reference Real Array m);
External Simple Procedure PDIFF(Reference Integer Array
		im1, im2,im3;
		Integer threshold);

External Simple Procedure PFILL(
	Reference Integer Array im1,im2,im3;
	Integer threshold);
External Simple Procedure PLAPC8(
	Reference Integer Array im1,im3);
External Integer Simple Procedure PFILLHOLES(
	Reference Integer Array im3;
	Integer fill!with, component!number);
External Procedure PTEX1(Reference Integer Array im1;
		 Integer threshold);
External Procedure PTEX2(Reference Integer Array im1);
External Procedure PTEX3(Reference Integer Array im1;
		 Integer threshold);
External Procedure PFILTER(Reference Integer Array im1, im3;
	Real Array dlist);