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xvp610_640x480.h

// Copyright 2003, 2004 David Hilvert <dhilvert@auricle.dyndns.org>,
//                                    <dhilvert@ugcs.caltech.edu>

/*  This file is part of the Anti-Lamenessing Engine.

    The Anti-Lamenessing Engine 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.

    The Anti-Lamenessing Engine 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 the Anti-Lamenessing Engine; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

// In some circumstances, a better filter might be this one, used with stdin_vg:
//
// 0.16 3 3 3 3 3.2 3.2 4.8 0 3.2 0 3.2 3.2 4.8 1.6 -3.2 1.6 28.8 40 36.8 9.6 16 12.8 3.2 4.44089209850063e-16 1.6 1.6 6.4 1.6 3.2 3.2 3.2 0.8 1 11 1 11 0 -1.6 -1.6 -3.2 -3.2 -3.2 -8 -8 -6.4 1.6 4.8 1.6 12.8 17.6 11.2 28.8 33.6 28.8 3.2 3.2 3.2 -3.2 -3.2 -3.2 -4.8 -6.4 -4.8 0 0 0 0 0 0
//
// (atp-16)

#ifndef __xvp610_640x480_h__
#define __xvp610_640x480_h__

#include "../d2.h"

/*
 * Device module for the IBM PC Camera Pro (IBM VGA Camera Model XVP610; FCC ID
 * KSX-X9902).
 *
 * This module is designed for use with the Linux 2.6.x driver patched with
 * code available at:
 *
 * http://auricle.dyndns.org/xvp610/
 *
 */

/*
 * PSF Data
 */

#define LPSF_ROWS 3
#define LPSF_COLS 3

static const ale_real xvp610_640x480_lpsf_calibrated_response[LPSF_ROWS][LPSF_COLS][3] = {
      {
            { 1.6, 4.8, 3.2 },
            { 6.4, 6.4, 8 },
            { 0, 0, 0 }
      }, {
            { 1.6, -6.4, -1.6 },
            { 58.4, 61.6, 80.8 },
            { 0, 0, 0 }
      }, {
            { -1.6, -1.6, -1.6 },
            { 0, 0, 0 },
            { 0, 0, 0 }
      }
};

#define NLPSF_ROWS 1
#define NLPSF_COLS 5

static const ale_real xvp610_640x480_nlpsf_calibrated_response[NLPSF_ROWS][NLPSF_COLS][3] = {
      {
#if 0
            /* Filter 12 */
            { -2.9, -4.9, -2.7 },
            { -11.4, -5.4, -9.1 },
            { 40.9, 39.4, 34.2 },
            { -3.8, -3, -3.6 },
            { -4.1, -4.5, -3.2 }
#endif
            /* Filter 11 */
            { -6.1, -4.9, -5.9 },
            { -8.2, -5.4, -5.9 },
            { 36.1, 34.6, 31 },
            { -3.8, -3,  -3.6 },
            { -4.1, -4.5, -3.2 }
      }
};

class xvp610_640x480 {
public:

      /*
       * Linear colorspace PSF
       */

#if 0
      class lpsf : public d2::psf_template<LPSF_ROWS, LPSF_COLS> {
      public:
            lpsf() : d2::psf_template<LPSF_ROWS, LPSF_COLS> (3, 3, xvp610_640x480_lpsf_calibrated_response) {
            }
      };
#else
      /*
       * This filter seems to produce nicer results.
       */
      class lpsf : public d2::box {
      public:
            lpsf() : d2::box (0.5) {
            }
      };
#endif

      /*
       * Non-linear colorspace PSF
       */

      class nlpsf : public d2::psf_template<NLPSF_ROWS, NLPSF_COLS> {
      public:
            nlpsf() : d2::psf_template<NLPSF_ROWS, NLPSF_COLS> (1, 10, xvp610_640x480_nlpsf_calibrated_response) {
            }
      };

      /*
       * Exposure
       */

      class exposure : public d2::exposure_default {

            /*
             * Uses defaults for now.  (If this is changed, then update
             * the usage message for --device accordingly.)
             */

      };

      /*
       * View Angle
       */

      static ale_pos view_angle() {
            return 30;
      }
};

#undef LPSF_ROWS
#undef LPSF_COLS
#undef NLPSF_ROWS
#undef NLPSF_COLS

#endif

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