device/xvp610_640x480.h

   1 // Copyright 2003, 2004 David Hilvert <dhilvert@auricle.dyndns.org>,
   2 //                                    <dhilvert@ugcs.caltech.edu>
   3
   4 /*  This file is part of the Anti-Lamenessing Engine.
   5
   6     The Anti-Lamenessing Engine is free software; you can redistribute it
   7     and/or modify it under the terms of the GNU General Public License as
   8     published by the Free Software Foundation; either version 3 of the License,
   9     or (at your option) any later version.
  10
  11     The Anti-Lamenessing Engine is distributed in the hope that it will be
  12     useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
  14     Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with the Anti-Lamenessing Engine; if not, write to the Free Software
  18     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 */
  20
  21 // In some circumstances, a better filter might be this one, used with stdin_vg:
  22 //
  23 // 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
  24 //
  25 // (atp-16)
  26
  27 #ifndef __xvp610_640x480_h__
  28 #define __xvp610_640x480_h__
  29
  30 #include "../d2.h"
  31
  32 /*
  33  * Device module for the IBM PC Camera Pro (IBM VGA Camera Model XVP610; FCC ID
  34  * KSX-X9902).
  35  *
  36  * This module is designed for use with the Linux 2.6.x driver patched with
  37  * code available at:
  38  *
  39  * http://auricle.dyndns.org/xvp610/
  40  *
  41  */
  42
  43 /*
  44  * PSF Data
  45  */
  46
  47 #define LPSF_ROWS 3
  48 #define LPSF_COLS 3
  49
  50 static const ale_real xvp610_640x480_lpsf_calibrated_response[LPSF_ROWS][LPSF_COLS][3] = {
  51         {
  52                 { 1.6, 4.8, 3.2 },
  53                 { 6.4, 6.4, 8 },
  54                 { 0, 0, 0 }
  55         }, {
  56                 { 1.6, -6.4, -1.6 },
  57                 { 58.4, 61.6, 80.8 },
  58                 { 0, 0, 0 }
  59         }, {
  60                 { -1.6, -1.6, -1.6 },
  61                 { 0, 0, 0 },
  62                 { 0, 0, 0 }
  63         }
  64 };
  65
  66 #define NLPSF_ROWS 1
  67 #define NLPSF_COLS 5
  68
  69 static const ale_real xvp610_640x480_nlpsf_calibrated_response[NLPSF_ROWS][NLPSF_COLS][3] = {
  70         {
  71 #if 0
  72                 /* Filter 12 */
  73                 { -2.9, -4.9, -2.7 },
  74                 { -11.4, -5.4, -9.1 },
  75                 { 40.9, 39.4, 34.2 },
  76                 { -3.8, -3, -3.6 },
  77                 { -4.1, -4.5, -3.2 }
  78 #endif
  79                 /* Filter 11 */
  80                 { -6.1, -4.9, -5.9 },
  81                 { -8.2, -5.4, -5.9 },
  82                 { 36.1, 34.6, 31 },
  83                 { -3.8, -3,  -3.6 },
  84                 { -4.1, -4.5, -3.2 }
  85         }
  86 };
  87
  88 class xvp610_640x480 {
  89 public:
  90
  91         /*
  92          * Linear colorspace PSF
  93          */
  94
  95 #if 0
  96         class lpsf : public d2::psf_template<LPSF_ROWS, LPSF_COLS> {
  97         public:
  98                 lpsf() : d2::psf_template<LPSF_ROWS, LPSF_COLS> (3, 3, xvp610_640x480_lpsf_calibrated_response) {
  99                 }
 100         };
 101 #else
 102         /*
 103          * This filter seems to produce nicer results.
 104          */
 105         class lpsf : public d2::box {
 106         public:
 107                 lpsf() : d2::box (0.5) {
 108                 }
 109         };
 110 #endif
 111
 112         /*
 113          * Non-linear colorspace PSF
 114          */
 115
 116         class nlpsf : public d2::psf_template<NLPSF_ROWS, NLPSF_COLS> {
 117         public:
 118                 nlpsf() : d2::psf_template<NLPSF_ROWS, NLPSF_COLS> (1, 10, xvp610_640x480_nlpsf_calibrated_response) {
 119                 }
 120         };
 121
 122         /*
 123          * Exposure
 124          */
 125
 126         class exposure : public d2::exposure_default {
 127
 128                 /*
 129                  * Uses defaults for now.  (If this is changed, then update
 130                  * the usage message for --device accordingly.)
 131                  */
 132
 133         };
 134
 135         /*
 136          * View Angle
 137          */
 138
 139         static ale_pos view_angle() {
 140                 return 30;
 141         }
 142 };
 143
 144 #undef LPSF_ROWS
 145 #undef LPSF_COLS
 146 #undef NLPSF_ROWS
 147 #undef NLPSF_COLS
 148
 149 #endif