Exemplo n.º 1
0
int codefile_fix_header(codefile_t* cf) {
    qfits_header* hdr;
    fitsbin_t* fb = cf->fb;
    fitsbin_chunk_t* chunk = codes_chunk(cf);
    chunk->itemsize = cf->dimcodes * sizeof(double);
    chunk->nrows = cf->numcodes;

    hdr = codefile_get_header(cf);

    // fill in the real values...
    fits_header_mod_int(hdr, "DIMCODES", cf->dimcodes, "Number of values in a code.");
    fits_header_mod_int(hdr, "NCODES", cf->numcodes, "Number of codes.");
    fits_header_mod_int(hdr, "NSTARS", cf->numstars, "Number of stars.");
    fits_header_mod_double(hdr, "SCALE_U", cf->index_scale_upper, "Upper-bound index scale (radians).");
    fits_header_mod_double(hdr, "SCALE_L", cf->index_scale_lower, "Lower-bound index scale (radians).");
    fits_header_mod_int(hdr, "INDEXID", cf->indexid, "Index unique ID.");
    fits_header_mod_int(hdr, "HEALPIX", cf->healpix, "Healpix of this index.");
    fits_header_mod_int(hdr, "HPNSIDE", cf->hpnside, "Nside of the healpixelization");

    if (fitsbin_fix_primary_header(fb) ||
            fitsbin_fix_chunk_header(fb, chunk)) {
        ERROR("Failed to fix code header");
        return -1;
    }
    return 0;
}
Exemplo n.º 2
0
int fitstable_fix_header(fitstable_t* t) {
    // update NAXIS2 to reflect the number of rows written.
    fits_header_mod_int(t->header, "NAXIS2", t->table->nr, NULL);

	if (in_memory(t)) return 0;

    if (fitsfile_fix_header(t->fid, t->header,
                            &t->table_offset, &t->end_table_offset,
                            t->extension, t->fn)) {
        return -1;
    }
    return 0; //fits_pad_file(t->fid);
}
Exemplo n.º 3
0
int hpquads(startree_t* starkd,
			codefile_t* codes,
			quadfile_t* quads,
			int Nside,
			double scale_min_arcmin,
			double scale_max_arcmin,
			int dimquads,
			int passes,
			int Nreuses,
			int Nloosen,
			int id,
			anbool scanoccupied,

			void* sort_data,
			int (*sort_func)(const void*, const void*),
			int sort_size,
			
			char** args, int argc) {
	hpquads_t myhpquads;
	hpquads_t* me = &myhpquads;

	int i;
	int pass;
	anbool circle = TRUE;
	double radius2;
	il* hptotry;
	int Nhptotry = 0;
	int nquads;
	double hprad;
	double quadscale;

	int skhp, sknside;

	qfits_header* qhdr;
	qfits_header* chdr;

	int N;
	int dimcodes;
	int quadsize;
	int NHP;

	memset(me, 0, sizeof(hpquads_t));

	if (Nside > HP_MAX_INT_NSIDE) {
		ERROR("Error: maximum healpix Nside = %i", HP_MAX_INT_NSIDE);
		return -1;
	}
	if (Nreuses > 255) {
		ERROR("Error, reuse (-r) must be less than 256");
		return -1;
	}

	me->Nside = Nside;
	me->dimquads = dimquads;
	NHP = 12 * Nside * Nside;
	dimcodes = dimquad2dimcode(dimquads);
	quadsize = sizeof(unsigned int) * dimquads;

	logmsg("Nside=%i.  Nside^2=%i.  Number of healpixes=%i.  Healpix side length ~ %g arcmin.\n",
		   me->Nside, me->Nside*me->Nside, NHP, healpix_side_length_arcmin(me->Nside));

	me->sort_data = sort_data;
	me->sort_func = sort_func;
	me->sort_size = sort_size;

	tic();
	me->starkd = starkd;
	N = startree_N(me->starkd);
	logmsg("Star tree contains %i objects.\n", N);

	// get the "HEALPIX" header from the skdt...
	skhp = qfits_header_getint(startree_header(me->starkd), "HEALPIX", -1);
	if (skhp == -1) {
		if (!qfits_header_getboolean(startree_header(me->starkd), "ALLSKY", FALSE)) {
			logmsg("Warning: skdt does not contain \"HEALPIX\" header.  Code and quad files will not contain this header either.\n");
		}
	}
    // likewise "HPNSIDE"
	sknside = qfits_header_getint(startree_header(me->starkd), "HPNSIDE", 1);

    if (sknside && Nside % sknside) {
        logerr("Error: Nside (-n) must be a multiple of the star kdtree healpixelisation: %i\n", sknside);
		return -1;
    }

	if (!scanoccupied && (N*(skhp == -1 ? 1 : sknside*sknside*12) < NHP)) {
		logmsg("\n\n");
		logmsg("NOTE, your star kdtree is sparse (has only a fraction of the stars expected)\n");
		logmsg("  so you probably will get much faster results by setting the \"-E\" command-line\n");
		logmsg("  flag.\n");
		logmsg("\n\n");
	}

	quads->dimquads = me->dimquads;
	codes->dimcodes = dimcodes;
	quads->healpix = skhp;
	codes->healpix = skhp;
	quads->hpnside = sknside;
	codes->hpnside = sknside;
	if (id) {
		quads->indexid = id;
		codes->indexid = id;
	}

	qhdr = quadfile_get_header(quads);
	chdr = codefile_get_header(codes);

	add_headers(qhdr, args, argc, startree_header(me->starkd), circle, passes);
	add_headers(chdr, args, argc, startree_header(me->starkd), circle, passes);

    if (quadfile_write_header(quads)) {
        ERROR("Couldn't write headers to quad file");
		return -1;
    }
    if (codefile_write_header(codes)) {
        ERROR("Couldn't write headers to code file");
		return -1;
    }

    quads->numstars = codes->numstars = N;
	me->quad_dist2_upper = arcmin2distsq(scale_max_arcmin);
	me->quad_dist2_lower = arcmin2distsq(scale_min_arcmin);
    codes->index_scale_upper = quads->index_scale_upper = distsq2rad(me->quad_dist2_upper);
    codes->index_scale_lower = quads->index_scale_lower = distsq2rad(me->quad_dist2_lower);
	
	me->nuses = calloc(N, sizeof(unsigned char));

	// hprad = sqrt(2) * (healpix side length / 2.)
	hprad = arcmin2dist(healpix_side_length_arcmin(Nside)) * M_SQRT1_2;
	quadscale = 0.5 * sqrt(me->quad_dist2_upper);
	// 1.01 for a bit of safety.  we'll look at a few extra stars.
	radius2 = square(1.01 * (hprad + quadscale));
	me->radius2 = radius2;

	logmsg("Healpix radius %g arcsec, quad scale %g arcsec, total %g arcsec\n",
		   distsq2arcsec(hprad*hprad),
		   distsq2arcsec(quadscale*quadscale),
		   distsq2arcsec(radius2));

	hptotry = il_new(1024);

	if (scanoccupied) {
		logmsg("Scanning %i input stars...\n", N);
		for (i=0; i<N; i++) {
			double xyz[3];
			int j;
			if (startree_get(me->starkd, i, xyz)) {
				ERROR("Failed to get star %i", i);
				return -1;
			}
			j = xyzarrtohealpix(xyz, Nside);
			il_insert_unique_ascending(hptotry, j);
			if (log_get_level() > LOG_VERB) {
				double ra,dec;
				if (startree_get_radec(me->starkd, i, &ra, &dec)) {
					ERROR("Failed to get RA,Dec for star %i\n", i);
					return -1;
				}
				logdebug("star %i: RA,Dec %g,%g; xyz %g,%g,%g; hp %i\n",
						 i, ra, dec, xyz[0], xyz[1], xyz[2], j);
			}
		}
		logmsg("Will check %zu healpixes.\n", il_size(hptotry));
		if (log_get_level() > LOG_VERB) {
			logdebug("Checking healpixes: [ ");
			for (i=0; i<il_size(hptotry); i++)
				logdebug("%i ", il_get(hptotry, i));
			logdebug("]\n");
		}

	} else {
		if (skhp == -1) {
			// Try all healpixes.
			il_free(hptotry);
			hptotry = NULL;
			Nhptotry = NHP;
		} else {
			// The star kdtree may itself be healpixed
			int starhp, starx, stary;
			// In that case, the healpixes we are interested in form a rectangle
			// within a big healpix.  These are the coords (in [0, Nside)) of
			// that rectangle.
			int x0, x1, y0, y1;
			int x, y;

			healpix_decompose_xy(skhp, &starhp, &starx, &stary, sknside);
			x0 =  starx    * (Nside / sknside);
			x1 = (starx+1) * (Nside / sknside);
			y0 =  stary    * (Nside / sknside);
			y1 = (stary+1) * (Nside / sknside);

			for (y=y0; y<y1; y++) {
				for (x=x0; x<x1; x++) {
					int j = healpix_compose_xy(starhp, x, y, Nside);
					il_append(hptotry, j);
				}
			}
			assert(il_size(hptotry) == (Nside/sknside) * (Nside/sknside));
		}
	}
	if (hptotry)
		Nhptotry = il_size(hptotry);

	me->quadlist = bl_new(65536, quadsize);

	if (Nloosen)
		me->retryhps = il_new(1024);

	for (pass=0; pass<passes; pass++) {
		char key[64];
		int nthispass;

		logmsg("Pass %i of %i.\n", pass+1, passes);
		logmsg("Trying %i healpixes.\n", Nhptotry);

		nthispass = build_quads(me, Nhptotry, hptotry, Nreuses);

		logmsg("Made %i quads (out of %i healpixes) this pass.\n", nthispass, Nhptotry);
		logmsg("Made %i quads so far.\n", (me->bigquadlist ? bt_size(me->bigquadlist) : 0) + (int)bl_size(me->quadlist));

		sprintf(key, "PASS%i", pass+1);
		fits_header_mod_int(chdr, key, nthispass, "quads created in this pass");
		fits_header_mod_int(qhdr, key, nthispass, "quads created in this pass");

		logmsg("Merging quads...\n");
		if (!me->bigquadlist)
			me->bigquadlist = bt_new(quadsize, 256);
		for (i=0; i<bl_size(me->quadlist); i++) {
			void* q = bl_access(me->quadlist, i);
			bt_insert2(me->bigquadlist, q, FALSE, compare_quads, &me->dimquads);
		}
		bl_remove_all(me->quadlist);
	}

	il_free(hptotry);
	hptotry = NULL;

	if (Nloosen) {
		int R;
		for (R=Nreuses+1; R<=Nloosen; R++) {
			il* trylist;
			int nthispass;

			logmsg("Loosening reuse maximum to %i...\n", R);
			logmsg("Trying %zu healpixes.\n", il_size(me->retryhps));
			if (!il_size(me->retryhps))
				break;

			trylist = me->retryhps;
			me->retryhps = il_new(1024);
			nthispass = build_quads(me, il_size(trylist), trylist, R);
			logmsg("Made %i quads (out of %zu healpixes) this pass.\n", nthispass, il_size(trylist));
			il_free(trylist);
			for (i=0; i<bl_size(me->quadlist); i++) {
				void* q = bl_access(me->quadlist, i);
				bt_insert2(me->bigquadlist, q, FALSE, compare_quads, &me->dimquads);
			}
			bl_remove_all(me->quadlist);
		}
	}
	if (me->retryhps)
		il_free(me->retryhps);

	kdtree_free_query(me->res);
	me->res = NULL;
	me->inds = NULL;
	me->stars = NULL;
	free(me->nuses);
	me->nuses = NULL;

	logmsg("Writing quads...\n");

	// add the quads from the big-quadlist
	nquads = bt_size(me->bigquadlist);
	for (i=0; i<nquads; i++) {
		unsigned int* q = bt_access(me->bigquadlist, i);
		quad_write(codes, quads, q, me->starkd, me->dimquads, dimcodes);
	}
	// add the quads that were made during the final round.
	for (i=0; i<bl_size(me->quadlist); i++) {
		unsigned int* q = bl_access(me->quadlist, i);
		quad_write(codes, quads, q, me->starkd, me->dimquads, dimcodes);
	}

	// fix output file headers.
	if (quadfile_fix_header(quads)) {
		ERROR("Failed to fix quadfile headers");
		return -1;
	}
	if (codefile_fix_header(codes)) {
		ERROR("Failed to fix codefile headers");
		return -1;
	}

	bl_free(me->quadlist);
	bt_free(me->bigquadlist);

	toc();
	logmsg("Done.\n");
	return 0;
}
Exemplo n.º 4
0
int main(int argc, char** args) {
    int argchar;
	char* progname = args[0];

	char* outfn = NULL;
	char* outwcsfn = NULL;
	int outwcsext = 0;

	anwcs_t* outwcs;

	sl* inimgfns = sl_new(16);
	sl* inwcsfns = sl_new(16);
	sl* inwtfns = sl_new(16);
	il* inimgexts = il_new(16);
	il* inwcsexts = il_new(16);
	il* inwtexts = il_new(16);

	int i;
	int loglvl = LOG_MSG;
	int order = 3;

	coadd_t* coadd;
	lanczos_args_t largs;

	double sigma = 0.0;
	anbool nearest = FALSE;
	anbool divweight = FALSE;

	int plane = 0;

    while ((argchar = getopt(argc, args, OPTIONS)) != -1)
        switch (argchar) {
		case '?':
        case 'h':
			printHelp(progname);
			exit(0);
		case 'D':
			divweight = TRUE;
			break;
		case 'p':
			plane = atoi(optarg);
			break;
		case 'N':
			nearest = TRUE;
			break;
		case 's':
			sigma = atof(optarg);
			break;
		case 'v':
			loglvl++;
			break;
		case 'e':
			outwcsext = atoi(optarg);
			break;
		case 'w':
			outwcsfn = optarg;
			break;
		case 'o':
			outfn = optarg;
			break;
		case 'O':
			order = atoi(optarg);
			break;
		}

	log_init(loglvl);
	fits_use_error_system();

	args += optind;
	argc -= optind;
	if (argc == 0 || argc % 6) {
		printHelp(progname);
		exit(-1);
	}

	for (i=0; i<argc/6; i++) {
		sl_append(inimgfns, args[6*i+0]);
		il_append(inimgexts, atoi(args[6*i+1]));
		sl_append(inwtfns, args[6*i+2]);
		il_append(inwtexts, atoi(args[6*i+3]));
		sl_append(inwcsfns, args[6*i+4]);
		il_append(inwcsexts, atoi(args[6*i+5]));
	}

	logmsg("Reading output WCS file %s\n", outwcsfn);
	outwcs = anwcs_open(outwcsfn, outwcsext);
	if (!outwcs) {
		ERROR("Failed to read WCS from file: %s ext %i\n", outwcsfn, outwcsext);
		exit(-1);
	}

	logmsg("Output image will be %i x %i\n", (int)anwcs_imagew(outwcs), (int)anwcs_imageh(outwcs));

	coadd = coadd_new(anwcs_imagew(outwcs), anwcs_imageh(outwcs));

	coadd->wcs = outwcs;

	if (nearest) {
		coadd->resample_func = nearest_resample_f;
		coadd->resample_token = NULL;
	} else {
		coadd->resample_func = lanczos_resample_f;
		largs.order = order;
		coadd->resample_token = &largs;
	}

	for (i=0; i<sl_size(inimgfns); i++) {
        anqfits_t* anq;
        anqfits_t* wanq;
		float* img;
		float* wt = NULL;
		anwcs_t* inwcs;
		char* fn;
		int ext;
		float overallwt = 1.0;
        int W, H;

		fn = sl_get(inimgfns, i);
		ext = il_get(inimgexts, i);
		logmsg("Reading input image \"%s\" ext %i\n", fn, ext);

        anq = anqfits_open(fn);
        if (!anq) {
            ERROR("Failed to open file \"%s\"\n", fn);
            exit(-1);
        }

        img = anqfits_readpix(anq, ext, 0, 0, 0, 0, plane,
                              PTYPE_FLOAT, NULL, &W, &H);
        if (!img) {
            ERROR("Failed to read image from ext %i of %s\n", ext, fn);
            exit(-1);
        }
        anqfits_close(anq);
		logmsg("Read image: %i x %i.\n", W, H);

		if (sigma > 0.0) {
			int k0, nk;
			float* kernel;
			logmsg("Smoothing by Gaussian with sigma=%g\n", sigma);
			kernel = convolve_get_gaussian_kernel_f(sigma, 4, &k0, &nk);
			convolve_separable_f(img, W, H, kernel, k0, nk, img, NULL);
			free(kernel);
		}

		fn = sl_get(inwcsfns, i);
		ext = il_get(inwcsexts, i);
		logmsg("Reading input WCS file \"%s\" ext %i\n", fn, ext);

		inwcs = anwcs_open(fn, ext);
		if (!inwcs) {
			ERROR("Failed to read WCS from file \"%s\" ext %i\n", fn, ext);
			exit(-1);
		}
		if (anwcs_pixel_scale(inwcs) == 0) {
			ERROR("Pixel scale from the WCS file is zero.  Usually this means the image has no valid WCS header.\n");
			exit(-1);
		}
		if (anwcs_imagew(inwcs) != W || anwcs_imageh(inwcs) != H) {
			ERROR("Size mismatch between image and WCS!");
			exit(-1);
		}

		fn = sl_get(inwtfns, i);
		ext = il_get(inwtexts, i);
		if (streq(fn, "none")) {
			logmsg("Not using weight image.\n");
			wt = NULL;
		} else if (file_exists(fn)) {
			logmsg("Reading input weight image \"%s\" ext %i\n", fn, ext);
            wanq = anqfits_open(fn);
            if (!wanq) {
                ERROR("Failed to open file \"%s\"\n", fn);
                exit(-1);
            }
            int wtW, wtH;
            wt = anqfits_readpix(anq, ext, 0, 0, 0, 0, 0,
                              PTYPE_FLOAT, NULL, &wtW, &wtH);
            if (!wt) {
                ERROR("Failed to read image from ext %i of %s\n", ext, fn);
                exit(-1);
            }
            anqfits_close(wanq);
			logmsg("Read image: %i x %i.\n", wtW, wtH);
			if (wtW != W || wtH != H) {
				ERROR("Size mismatch between image and weight!");
				exit(-1);
			}
		} else {
			char* endp;
			overallwt = strtod(fn, &endp);
			if (endp == fn) {
				ERROR("Weight: \"%s\" is neither a file nor a double.\n", fn);
				exit(-1);
			}
			logmsg("Parsed weight value \"%g\"\n", overallwt);
		}

		if (divweight && wt) {
			int j;
			logmsg("Dividing image by weight image...\n");
			for (j=0; j<(W*H); j++)
				img[j] /= wt[j];
		}

		coadd_add_image(coadd, img, wt, overallwt, inwcs);

		anwcs_free(inwcs);
        free(img);
		if (wt)
			free(wt);
	}

	//
	logmsg("Writing output: %s\n", outfn);

	coadd_divide_by_weight(coadd, 0.0);

	/*
	 if (fits_write_float_image_hdr(coadd->img, coadd->W, coadd->H, outfn)) {
	 ERROR("Failed to write output image %s", outfn);
	 exit(-1);
	 }
	 */
	/*
	 if (fits_write_float_image(coadd->img, coadd->W, coadd->H, outfn)) {
	 ERROR("Failed to write output image %s", outfn);
	 exit(-1);
	 }
	 */
	{
		qfitsdumper qoutimg;
		qfits_header* hdr;
		hdr = anqfits_get_header2(outwcsfn, outwcsext);
		if (!hdr) {
			ERROR("Failed to read WCS file \"%s\" ext %i\n", outwcsfn, outwcsext);
			exit(-1);
		}
		fits_header_mod_int(hdr, "NAXIS", 2, NULL);
		fits_header_set_int(hdr, "NAXIS1", coadd->W, "image width");
		fits_header_set_int(hdr, "NAXIS2", coadd->H, "image height");
		fits_header_modf(hdr, "BITPIX", "-32", "32-bit floats");
		memset(&qoutimg, 0, sizeof(qoutimg));
		qoutimg.filename = outfn;
		qoutimg.npix = coadd->W * coadd->H;
		qoutimg.fbuf = coadd->img;
		qoutimg.ptype = PTYPE_FLOAT;
		qoutimg.out_ptype = BPP_IEEE_FLOAT;
		if (fits_write_header_and_image(NULL, &qoutimg, coadd->W)) {
			ERROR("Failed to write FITS image to file \"%s\"", outfn);
			exit(-1);
		}
		qfits_header_destroy(hdr);
	}

	coadd_free(coadd);
	sl_free2(inimgfns);
	sl_free2(inwcsfns);
	sl_free2(inwtfns);
	il_free(inimgexts);
	il_free(inwcsexts);
	il_free(inwtexts);
	anwcs_free(outwcs);


	return 0;
}
Exemplo n.º 5
0
// This runs after "astrometry-engine" is run on the file.
static void after_solved(augment_xylist_t* axy,
						 solve_field_args_t* sf,
						 anbool makeplots,
						 const char* me,
						 anbool verbose,
						 const char* tempdir,
						 sl* tempdirs,
						 sl* tempfiles,
						 double plotscale,
						 const char* bgfn) {
	sip_t wcs;
	double ra, dec, fieldw, fieldh;
	char rastr[32], decstr[32];
	char* fieldunits;

	// print info about the field.
	logmsg("Field: %s\n", axy->imagefn ? axy->imagefn : axy->xylsfn);
	if (file_exists(axy->wcsfn)) {
		double orient;
		if (axy->wcs_last_mod) {
			time_t t = file_get_last_modified_time(axy->wcsfn);
			if (t == axy->wcs_last_mod) {
				logmsg("Warning: there was already a WCS file, and its timestamp has not changed.\n");
			}
		}
		if (!sip_read_header_file(axy->wcsfn, &wcs)) {
			ERROR("Failed to read WCS header from file %s", axy->wcsfn);
			exit(-1);
		}
		sip_get_radec_center(&wcs, &ra, &dec);
		sip_get_radec_center_hms_string(&wcs, rastr, decstr);
		sip_get_field_size(&wcs, &fieldw, &fieldh, &fieldunits);
		orient = sip_get_orientation(&wcs);
		logmsg("Field center: (RA,Dec) = (%3.6f, %3.6f) deg.\n", ra, dec);
		logmsg("Field center: (RA H:M:S, Dec D:M:S) = (%s, %s).\n", rastr, decstr);
		logmsg("Field size: %g x %g %s\n", fieldw, fieldh, fieldunits);
		logmsg("Field rotation angle: up is %g degrees E of N\n", orient);
	} else {
		logmsg("Did not solve (or no WCS file was written).\n");
	}

	// create new FITS file...
	if (axy->fitsimgfn && sf->newfitsfn && file_exists(axy->wcsfn)) {
		logmsg("Creating new FITS file \"%s\"...\n", sf->newfitsfn);
		if (new_wcs(axy->fitsimgfn, axy->wcsfn, sf->newfitsfn, TRUE)) {
			ERROR("Failed to create FITS image with new WCS headers");
			exit(-1);
		}
	}

	// write list of index stars in image coordinates
	if (sf->indxylsfn && file_exists(axy->wcsfn) && file_exists(axy->rdlsfn)) {
		assert(axy->wcsfn);
		assert(axy->rdlsfn);
		// index rdls to xyls.
		if (wcs_rd2xy(axy->wcsfn, 0, axy->rdlsfn, sf->indxylsfn,
					  NULL, NULL, FALSE, FALSE, NULL)) {
			ERROR("Failed to project index stars into field coordinates using wcs-rd2xy");
			exit(-1);
		}
	}

	if (makeplots && file_exists(sf->indxylsfn) && file_readable(axy->matchfn) && file_readable(axy->wcsfn)) {
		logmsg("Creating index object overlay plot...\n");
		if (plot_index_overlay(axy, me, sf->indxylsfn, sf->redgreenfn, plotscale, bgfn)) {
			ERROR("Plot index overlay failed.");
		}
	}

	if (makeplots && file_readable(axy->wcsfn)) {
		logmsg("Creating annotation plot...\n");
		if (plot_annotations(axy, me, verbose, sf->ngcfn, plotscale, bgfn)) {
			ERROR("Plot annotations failed.");
		}
	}

	if (axy->imagefn && sf->kmzfn && file_exists(axy->wcsfn)) {
		logmsg("Writing kmz file...\n");
		if (write_kmz(axy, sf->kmzfn, tempdir, tempdirs, tempfiles)) {
			ERROR("Failed to write KMZ.");
			exit(-1);
		}
	}

	if (sf->scampfn && file_exists(axy->wcsfn)) {
		//char* hdrfile = NULL;
		qfits_header* imageheader = NULL;
		starxy_t* xy;
		xylist_t* xyls;

		xyls = xylist_open(axy->axyfn);
		if (!xyls) {
			ERROR("Failed to read xylist to write SCAMP catalog");
			exit(-1);
		}
		if (axy->xcol)
			xylist_set_xname(xyls, axy->xcol);
		if (axy->ycol)
			xylist_set_yname(xyls, axy->ycol);
		//xylist_set_include_flux(xyls, FALSE);
		xylist_set_include_background(xyls, FALSE);
		xy = xylist_read_field(xyls, NULL);
		xylist_close(xyls);

		if (axy->fitsimgfn) {
			//hdrfile = axy->fitsimgfn;
			imageheader = anqfits_get_header2(axy->fitsimgfn, 0);
		}
		if (axy->xylsfn) {
			char val[32];
			//hdrfile = axy->xylsfn;
			imageheader = anqfits_get_header2(axy->xylsfn, 0);
			// Set NAXIS=2, NAXIS1=IMAGEW, NAXIS2=IMAGEH
			fits_header_mod_int(imageheader, "NAXIS", 2, NULL);
			sprintf(val, "%i", axy->W);
			qfits_header_add_after(imageheader, "NAXIS",  "NAXIS1", val, "image width", NULL);
			sprintf(val, "%i", axy->H);
			qfits_header_add_after(imageheader, "NAXIS1", "NAXIS2", val, "image height", NULL);
			//fits_header_add_int(imageheader, "NAXIS1", axy->W, NULL);
			//fits_header_add_int(imageheader, "NAXIS2", axy->H, NULL);
			logverb("Using NAXIS 1,2 = %i,%i\n", axy->W, axy->H);
		}

		if (scamp_write_field(imageheader, &wcs, xy, sf->scampfn)) {
			ERROR("Failed to write SCAMP catalog");
			exit(-1);
		}
		starxy_free(xy);
		if (imageheader)
			qfits_header_destroy(imageheader);
	}

	if (sf->scampconfigfn) {
		if (scamp_write_config_file(axy->scampfn, sf->scampconfigfn)) {
			ERROR("Failed to write SCAMP config file snippet to %s", sf->scampconfigfn);
			exit(-1);
		}
	}
}