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- /* hpcdtoppm (Hadmut's pcdtoppm) v0.4
- * Copyright (c) 1992, 1993 by Hadmut Danisch (danisch@ira.uka.de).
- * Permission to use and distribute this software and its
- * documentation for noncommercial use and without fee is hereby granted,
- * provided that the above copyright notice appear in all copies and that
- * both that copyright notice and this permission notice appear in
- * supporting documentation. It is not allowed to sell this software in
- * any way. This software is not public domain.
- */
-
- #include "hpcdtoppm.h"
-
-
-
- static void flip_corr(w,h,ptr,ystep,xstep)
- sdim w,h,*ystep,*xstep;
- uBYTE **ptr;
- {
- if(flvert)
- { (*ptr) += (h-1)* (*ystep);
- (*ystep) = -(*ystep);
- }
-
- if(flhori)
- {(*ptr) += (w-1)* (*xstep);
- (*xstep) = -(*xstep);
- }
- }
-
-
- static void call_1plane(proc,w,h, ptr,zeil,pix)
- void (*proc)();
- sdim w,h, zeil,pix;
- uBYTE *ptr;
- {
- flip_corr(w,h,&ptr,&zeil,&pix);
- (*proc)(w,h,ptr,zeil,pix);
- }
-
-
- static void do_1plane(proc,w,h,g,t)
- void (*proc)();
- dim w,h;
- implane *g;
- enum TURNS t;
- {
- switch(t)
- {case T_NONE: call_1plane(proc,w,h,g->im,g->mwidth,1);
- break;
- case T_RIGHT:call_1plane(proc,h,w,g->im + g->mwidth * ( g->iheight - 1) , 1 , -(g->mwidth));
- break;
- case T_LEFT: call_1plane(proc,h,w,g->im + g->iwidth - 1 , -1 , (g->mwidth));
- break;
- default:error(E_INTERN);
- }
-
- }
-
-
-
- static void call_3plane(proc,w,h, rptr,rzeil,rpix,
- gptr,gzeil,gpix,
- bptr,bzeil,bpix)
- void (*proc)();
- sdim w,h, rzeil,gzeil,bzeil, rpix,gpix,bpix;
- uBYTE *rptr,*gptr,*bptr;
- {
- flip_corr(w,h,&rptr,&rzeil,&rpix);
- flip_corr(w,h,&gptr,&gzeil,&gpix);
- flip_corr(w,h,&bptr,&bzeil,&bpix);
-
- (*proc)(w,h,rptr,rzeil,rpix,gptr,gzeil,gpix,bptr,bzeil,bpix );
- }
-
-
- static void do_3plane(proc,w,h,r,g,b,t)
- void (*proc)();
- dim w,h;
- implane *r,*g,*b;
- enum TURNS t;
- {
- switch(t)
- {case T_NONE: call_3plane(proc,w,h,r->im,r->mwidth,1,
- g->im,g->mwidth,1,
- b->im,b->mwidth,1);
- break;
- case T_RIGHT:call_3plane(proc,h,w,r->im + r->mwidth * ( r->iheight - 1) , 1 , -(r->mwidth),
- g->im + g->mwidth * ( g->iheight - 1) , 1 , -(g->mwidth),
- b->im + b->mwidth * ( b->iheight - 1) , 1 , -(b->mwidth));
- break;
- case T_LEFT: call_3plane(proc,h,w,r->im + r->iwidth - 1 , -1 , (r->mwidth),
- g->im + g->iwidth - 1 , -1 , (g->mwidth),
- b->im + b->iwidth - 1 , -1 , (b->mwidth));
- break;
- default:error(E_INTERN);
- }
-
- }
-
-
-
-
-
-
- void writepicture(w,h,r,g,b,t)
- dim w,h;
- implane *r,*g,*b;
- enum TURNS t;
- {
-
- melde("writepicture\n");
- if((!r) || (r->iwidth != w ) || (r->iheight != h) || (!r->im)) error(E_INTERN);
-
- if(!monochrome)
- {
- if((!g) || (g->iwidth != w ) || (g->iheight != h) || (!g->im)) error(E_INTERN);
- if((!b) || (b->iwidth != w ) || (b->iheight != h) || (!b->im)) error(E_INTERN);
- }
-
- switch(outfor)
- {case O_YCC:
- case O_PPM: do_3plane(write_ppm ,w,h,r,g,b,t); break;
- case O_PS: do_3plane(write_psrgb ,w,h,r,g,b,t); break;
- case O_EPS: do_3plane(write_epsrgb ,w,h,r,g,b,t); break;
-
- case O_PGM: do_1plane(write_pgm ,w,h,r,t); break;
- case O_PSG: do_1plane(write_psgrey ,w,h,r,t); break;
- case O_EPSG: do_1plane(write_epsgrey ,w,h,r,t); break;
-
- default: error(E_INTERN);
- }
-
-
- }
-
-
-
-
-
-
-
-
-
- struct ph1
- {char id1[8];
- uBYTE ww1[14];
- char id2[20];
- char id3[4*16+4];
- short ww2;
- char id4[20];
- uBYTE ww3[2*16+1];
- char id5[4*16];
- uBYTE idx[11*16];
- } ;
-
-
- void druckeid()
- {struct ph1 *d;
- char ss[100];
-
- d=(struct ph1 *)sbuffer;
-
- #define dr(feld,kennung) \
- strncpy(ss,feld,sizeof(feld));\
- ss[sizeof(feld)]=0;\
- fprintf(stderr,"%s: %s \n",kennung,ss);
-
-
- dr(d->id1,"Id1")
- dr(d->id2,"Id2")
- dr(d->id3,"Id3")
- dr(d->id4,"Id4")
- dr(d->id5,"Id5")
-
- #undef dr
-
- }
-
-
-
-
-
-
-