vircam_gaincor.c

/* $Id: vircam_gaincor.c,v 1.2 2007/10/25 17:34:00 jim Exp $
 *
 * This file is part of the VIRCAM Pipeline
 * Copyright (C) 2007 Cambridge Astronomy Survey Unit
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 * $Author: jim $
 * $Date: 2007/10/25 17:34:00 $
 * $Revision: 1.2 $
 * $Name:  $
 */

/* Includes */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "vircam_mods.h"
#include "vircam_utils.h"
#include "vircam_fits.h"

/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

extern int vircam_gaincor(vir_fits *infile, float gainscl, int *status) {
    cpl_image *i;
    cpl_propertylist *oplist;

    /* Inherited status */

    if (*status != VIR_OK)
        return(*status);

    /* Get the images and check the dimensions of each */

    i = vircam_fits_get_image(infile);

    /* If the factor is zero, then send a warning out, but continue on. */

    if (gainscl <= 0.0) {
        WARN_CONTINUE
    } else {
        cpl_image_multiply_scalar(i,gainscl);
    }

    /* Now put some stuff in the DRS extension... */

    oplist = vircam_fits_get_ehu(infile);
    if (oplist != NULL) {
        cpl_propertylist_update_float(oplist,"ESO DRS GAINCOR",gainscl);
        cpl_propertylist_set_comment(oplist,"ESO DRS GAINCOR",
                                     "Gain correction factor");
    } else 
        WARN_CONTINUE

    /* Get out of here */

    GOOD_STATUS
}

/*

$Log: vircam_gaincor.c,v $
Revision 1.2  2007/10/25 17:34:00  jim
Modified to remove lint warnings

Revision 1.1  2007/05/08 10:40:15  jim
Initial entry


*/

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