rtgui/cacheimagedata.cc

   1 /*
   2  *  This file is part of RawTherapee.
   3  *
   4  *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
   5  *
   6  *  RawTherapee is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  RawTherapee is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 #include <cacheimagedata.h>
  20 #include <vector>
  21 #include <glib/gstdio.h>
  22
  23 CacheImageData::CacheImageData ()
  24     : md5(""), supported(false), format(FT_Invalid), rank(0), inTrash(false), recentlySaved(false),
  25     timeValid(false), exifValid(false) {
  26 }
  27
  28 int CacheImageData::load (const Glib::ustring& fname) {
  29
  30     Glib::KeyFile keyFile;
  31
  32     try {
  33         if (!keyFile.load_from_file (fname))
  34             return 1;
  35
  36         if (keyFile.has_group ("General")) {
  37             if (keyFile.has_key ("General", "MD5"))             md5         = keyFile.get_string ("General", "MD5");
  38             if (keyFile.has_key ("General", "Version"))         version     = keyFile.get_integer ("General", "Version");
  39             if (keyFile.has_key ("General", "Supported"))       supported   = keyFile.get_boolean ("General", "Supported");
  40             if (keyFile.has_key ("General", "Format"))          format      = (ThFileType)keyFile.get_integer ("General", "Format");
  41             if (keyFile.has_key ("General", "Rank"))            rank        = keyFile.get_integer ("General", "Rank");
  42             if (keyFile.has_key ("General", "InTrash"))         inTrash     = keyFile.get_boolean ("General", "InTrash");
  43             if (keyFile.has_key ("General", "RecentlySaved"))   recentlySaved = keyFile.get_boolean ("General", "RecentlySaved");
  44         }
  45
  46         timeValid = keyFile.has_group ("DateTime");
  47
  48         if (timeValid) {
  49             if (keyFile.has_key ("DateTime", "Year"))   year    = keyFile.get_integer ("DateTime", "Year");
  50             if (keyFile.has_key ("DateTime", "Month"))  month   = keyFile.get_integer ("DateTime", "Month");
  51             if (keyFile.has_key ("DateTime", "Day"))    day     = keyFile.get_integer ("DateTime", "Day");
  52             if (keyFile.has_key ("DateTime", "Hour"))   hour    = keyFile.get_integer ("DateTime", "Hour");
  53             if (keyFile.has_key ("DateTime", "Min"))    min     = keyFile.get_integer ("DateTime", "Min");
  54             if (keyFile.has_key ("DateTime", "Sec"))    sec     = keyFile.get_integer ("DateTime", "Sec");
  55             if (keyFile.has_key ("DateTime", "MSec"))   msec    = keyFile.get_integer ("DateTime", "MSec");
  56         }
  57
  58                 exifValid = false;
  59
  60                 if (keyFile.has_group ("ExifInfo")) {
  61                         exifValid = true;
  62                         if (keyFile.has_key ("ExifInfo", "Valid")) exifValid = keyFile.get_boolean ("ExifInfo", "Valid");
  63
  64                         if (exifValid) {
  65                                 if (keyFile.has_key ("ExifInfo", "FNumber"))    fnumber     = keyFile.get_double ("ExifInfo", "FNumber");
  66                                 if (keyFile.has_key ("ExifInfo", "Shutter"))    shutter     = keyFile.get_double ("ExifInfo", "Shutter");
  67                                 if (keyFile.has_key ("ExifInfo", "FocalLen"))   focalLen    = keyFile.get_double ("ExifInfo", "FocalLen");
  68                                 if (keyFile.has_key ("ExifInfo", "ISO"))        iso         = keyFile.get_integer ("ExifInfo", "ISO");
  69                         }
  70                         if (keyFile.has_key ("ExifInfo", "Lens"))       lens        = keyFile.get_string ("ExifInfo", "Lens");
  71                         if (keyFile.has_key ("ExifInfo", "Camera"))     camera      = keyFile.get_string ("ExifInfo", "Camera");
  72                 }
  73
  74         if (format==FT_Raw && keyFile.has_group ("ExtraRawInfo")) {
  75             if (keyFile.has_key ("ExtraRawInfo", "ThumbImageType"))     thumbImgType    = keyFile.get_integer ("ExtraRawInfo", "ThumbImageType");
  76             if (keyFile.has_key ("ExtraRawInfo", "ThumbImageOffset"))   thumbOffset     = keyFile.get_integer ("ExtraRawInfo", "ThumbImageOffset");
  77         }
  78         else {
  79             rotate = 0;
  80             thumbImgType = 0;
  81         }
  82         return 0;
  83     }
  84     catch (Glib::Error) {
  85         return 1;
  86     }
  87 }
  88
  89 int CacheImageData::save (const Glib::ustring& fname) {
  90
  91     Glib::KeyFile keyFile;
  92
  93     try {
  94         keyFile.load_from_file (fname);
  95     } catch (...) {}
  96
  97     keyFile.set_string  ("General", "MD5", md5);
  98     keyFile.set_integer ("General", "Version", options.version);
  99     keyFile.set_boolean ("General", "Supported", supported);
 100     keyFile.set_integer ("General", "Format", format);
 101     keyFile.set_integer ("General", "Rank", rank);
 102     keyFile.set_boolean ("General", "InTrash", inTrash);
 103     keyFile.set_boolean ("General", "RecentlySaved", recentlySaved);
 104
 105     if (timeValid) {
 106         keyFile.set_integer ("DateTime", "Year", year);
 107         keyFile.set_integer ("DateTime", "Month", month);
 108         keyFile.set_integer ("DateTime", "Day", day);
 109         keyFile.set_integer ("DateTime", "Hour", hour);
 110         keyFile.set_integer ("DateTime", "Min", min);
 111         keyFile.set_integer ("DateTime", "Sec", sec);
 112         keyFile.set_integer ("DateTime", "MSec", msec);
 113     }
 114
 115     keyFile.set_boolean  ("ExifInfo", "Valid", exifValid);
 116     if (exifValid) {
 117         keyFile.set_double  ("ExifInfo", "FNumber", fnumber);
 118         keyFile.set_double  ("ExifInfo", "Shutter", shutter);
 119         keyFile.set_double  ("ExifInfo", "FocalLen", focalLen);
 120         keyFile.set_integer ("ExifInfo", "ISO", iso);
 121     }
 122     keyFile.set_string  ("ExifInfo", "Lens", lens);
 123     keyFile.set_string  ("ExifInfo", "Camera", camera);
 124
 125     if (format==FT_Raw) {
 126         keyFile.set_integer ("ExtraRawInfo", "ThumbImageType", thumbImgType);
 127         keyFile.set_integer ("ExtraRawInfo", "ThumbImageOffset", thumbOffset);
 128     }
 129
 130     FILE *f = g_fopen (fname.c_str(), "wt");
 131     if (!f)
 132         return 1;
 133     else {
 134         fprintf (f, "%s", keyFile.to_data().c_str());
 135         fclose (f);
 136         return 0;
 137     }
}
 138