src/format_olympus.c

   1 /*
   2  *  GQView
   3  *  (C) 2005 John Ellis
   4  *
   5  * This software is released under the GNU General Public License (GNU GPL).
   6  * Please read the included file COPYING for more information.
   7  * This software comes with no warranty of any kind, use at your own risk!
   8  */
   9
  10 #ifdef HAVE_CONFIG_H
  11 #  include "config.h"
  12 #endif
  13
  14
  15 #include <stdio.h>
  16 #include <string.h>
  17 #include <unistd.h>
  18
  19 #include <glib.h>
  20
  21 #include "intl.h"
  22
  23 #include "format_olympus.h"
  24 #include "format_raw.h"
  25
  26 #include "exif.h"
  27
  28
  29 /*
  30  *-----------------------------------------------------------------------------
  31  * EXIF Makernote for Olympus
  32  *-----------------------------------------------------------------------------
  33  */
  34
  35 static ExifTextList KonMinTagColorMode[]= {
  36         { 0,    "natural" },
  37         { 1,    "black and white" },
  38         { 2,    "vivid" },
  39         { 3,    "solarization" },
  40         { 4,    "Adobe RGB" },
  41         EXIF_TEXT_LIST_END
  42 };
  43
  44 static ExifTextList KonMinTagQuality[]= {
  45         { 0,    "raw" },
  46         { 1,    "super fine" },
  47         { 2,    "find" },
  48         { 3,    "standard" },
  49         { 4,    "extra fine" },
  50         EXIF_TEXT_LIST_END
  51 };
  52
  53 static ExifTextList OlympusTagJpegQuality[]= {
  54         { 1,    "standard" },
  55         { 2,    "high" },
  56         { 3,    "super high" },
  57         EXIF_TEXT_LIST_END
  58 };
  59
  60 static ExifTextList OlympusTagMacro[]= {
  61         { 0,    "off" },
  62         { 1,    "on" },
  63         { 2,    "view" },
  64         { 3,    "manual" },
  65         EXIF_TEXT_LIST_END
  66 };
  67
  68 static ExifTextList OlympusTagFlashMode[]= {
  69         { 0,    "auto" },
  70         { 1,    "red-eye reduction" },
  71         { 2,    "fill" },
  72         { 3,    "off" },
  73         EXIF_TEXT_LIST_END
  74 };
  75
  76 static ExifTextList OlympusTagFocusMode[]= {
  77         { 0,    "auto" },
  78         { 1,    "manual" },
  79         EXIF_TEXT_LIST_END
  80 };
  81
  82 static ExifTextList OlympusTagSharpness[]= {
  83         { 0,    "normal" },
  84         { 1,    "hard" },
  85         { 2,    "soft" },
  86         EXIF_TEXT_LIST_END
  87 };
  88
  89 static ExifTextList OlympusTagContrast[]= {
  90         { 0,    "hard" },
  91         { 1,    "normal" },
  92         { 2,    "soft" },
  93         EXIF_TEXT_LIST_END
  94 };
  95
  96 #if 0
  97 static ExifTextList OlympusTag[]= {
  98         { ,     "" },
  99         { ,     "" },
 100         EXIF_TEXT_LIST_END
 101 };
 102 #endif
 103
 104
 105 static ExifMarker OlympusExifMarkersList[] = {
 106 { 0x0001, EXIF_FORMAT_LONG_UNSIGNED, -1, "Konica/MinoltaSettings", "Konica / Minolta settings", NULL },
 107 { 0x0003, EXIF_FORMAT_LONG_UNSIGNED, -1, "Konica/MinoltaSettings", "Konica / Minolta settings", NULL },
 108 { 0x0040, EXIF_FORMAT_LONG_UNSIGNED, -1, "CompressedImageSize", "Compressed image size", NULL },
 109 { 0x0081, EXIF_FORMAT_LONG_UNSIGNED, 1,  "ThumbnailOffset",     "Thumbnail offset",     NULL },
 110 { 0x0088, EXIF_FORMAT_LONG_UNSIGNED, 1,  "ThumbnailOffset",     "Thumbnail offset",     NULL },
 111 { 0x0089, EXIF_FORMAT_LONG_UNSIGNED, 1,  "ThumbnailLength",     "Thumbnail length",     NULL },
 112 { 0x0101, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Konica/Minolta.ColorMode", "Color mode",      KonMinTagColorMode },
 113 { 0x0102, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Konica/Minolta.Quality", "Quality",           KonMinTagQuality },
 114 { 0x0103, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Konica/Minolta.Quality", "Quality",           KonMinTagQuality },
 115 { 0x0200, EXIF_FORMAT_LONG_UNSIGNED, 3,  "Olympus.SpecialMode", "Special mode",         NULL },
 116 { 0x0201, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.JpegQuality", "Jpeg quality",         OlympusTagJpegQuality },
 117 { 0x0202, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.Macro",       "Macro",                OlympusTagMacro },
 118 { 0x0204, EXIF_FORMAT_RATIONAL_UNSIGNED, 1, "Olympus.DigitalZoom", "Digital zoom",      NULL },
 119 { 0x0207, EXIF_FORMAT_STRING, -1,        "Olympus.Firmware",    "Firmware version",     NULL },
 120 { 0x0208, EXIF_FORMAT_STRING, -1,        "Olympus.PictureInfo", "Picture info",         NULL },
 121 { 0x0209, EXIF_FORMAT_UNDEFINED, -1,     "Olympus.CameraID",    "Camera ID",            NULL },
 122 { 0x020b, EXIF_FORMAT_LONG_UNSIGNED, 1,  "Epson.ImageWidth",    "Image width",          NULL },
 123 { 0x020c, EXIF_FORMAT_LONG_UNSIGNED, 1,  "Epson.ImageHeight",   "Image height",         NULL },
 124 { 0x020d, EXIF_FORMAT_STRING, -1,        "Epson.Manufacturer",  "Manufacturer",         NULL },
 125 { 0x0e00, EXIF_FORMAT_BYTE, -1,          "Olympus.PrintImageMatching", "Print image matching", NULL },
 126 { 0x1004, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.FlashMode",   "Flash mode",           OlympusTagFlashMode },
 127 { 0x1006, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.Bracket",     "Bracket",              NULL },
 128 { 0x100b, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.FocusMode",   "Focus mode",           OlympusTagFocusMode },
 129 { 0x100c, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.FocusDistance", "Focus distance",     NULL },
 130 { 0x100d, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.Zoom",        "Zoom",                 NULL },
 131 { 0x1006, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.MacroFocus",  "Macro focus",          NULL },
 132 { 0x100f, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.Sharpness",   "Sharpness",            OlympusTagSharpness },
 133 { 0x1011, EXIF_FORMAT_SHORT_UNSIGNED, 9, "Olympus.ColorMatrix", "Color matrix",         NULL },
 134 { 0x1012, EXIF_FORMAT_SHORT_UNSIGNED, 4, "Olympus.BlackLevel",  "Black level",          NULL },
 135 { 0x1015, EXIF_FORMAT_SHORT_UNSIGNED, 2, "Olympus.WhiteBalance", "White balance",       NULL },
 136 { 0x1017, EXIF_FORMAT_SHORT_UNSIGNED, 2, "Olympus.RedBias",     "Red bias",             NULL },
 137 { 0x1018, EXIF_FORMAT_SHORT_UNSIGNED, 2, "Olympus.BlueBias",    "Blue bias",            NULL },
 138 { 0x101a, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.SerialNumber", "Serial number",       NULL },
 139 { 0x1023, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.FlashBias",   "Flash bias",           NULL },
 140 { 0x1029, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.Contrast",    "Contrast",             OlympusTagContrast },
 141 { 0x102a, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.SharpnessFactor", "Sharpness factor", NULL },
 142 { 0x102b, EXIF_FORMAT_SHORT_UNSIGNED, 6, "Olympus.ColorControl", "Color control",       NULL },
 143 { 0x102c, EXIF_FORMAT_SHORT_UNSIGNED, 2, "Olympus.ValidBits",   "Valid bits",           NULL },
 144 { 0x102d, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.CoringFilter", "Coring filter",       NULL },
 145 { 0x102e, EXIF_FORMAT_LONG_UNSIGNED, 1,  "Olympus.FinalWidth",  "Final width",          NULL },
 146 { 0x102f, EXIF_FORMAT_LONG_UNSIGNED, 1,  "Olympus.FinalHeight", "Final height",         NULL },
 147 { 0x1034, EXIF_FORMAT_SHORT_UNSIGNED, 1, "Olympus.CompressionRatio", "Compression ratio", NULL },
 148 EXIF_MARKER_LIST_END
 149 };
 150
 151 static ExifTextList OlympusShootingMode[]= {
 152         { 0,    "normal" },
 153         { 1,    "unknown" },
 154         { 2,    "fast" },
 155         { 3,    "panorama" },
 156         EXIF_TEXT_LIST_END
 157 };
 158
 159 static ExifTextList OlympusPanoramaDirection[]= {
 160         { 1,    "left to right" },
 161         { 2,    "right to left" },
 162         { 3,    "bottom to top" },
 163         { 4,    "top to bottom" },
 164         EXIF_TEXT_LIST_END
 165 };
 166
 167 static ExifTextList OlympusWB[]= {
 168         { 1,    "auto" },
 169         { 2,    "manual" },
 170         { 3,    "one-touch" },
 171         EXIF_TEXT_LIST_END
 172 };
 173
 174 static ExifTextList OlympusWBColorTemp[]= {
 175         { 2,    "3000" },
 176         { 3,    "3700" },
 177         { 4,    "4000" },
 178         { 5,    "4500" },
 179         { 6,    "5500" },
 180         { 7,    "6500" },
 181         { 8,    "7500" },
 182         EXIF_TEXT_LIST_END
 183 };
 184
 185 gint format_olympus_makernote(ExifData *exif, unsigned char *tiff, guint offset,
 186                               guint size, ExifByteOrder bo)
 187 {
 188         unsigned char *data;
 189         ExifItem *item;
 190
 191         if (offset + 8 + 4 >= size) return FALSE;
 192
 193         data = tiff + offset;
 194
 195         /* Olympus tag format starts with "OLYMP\x00\x01" or "OLYMP\x00\x02",
 196          * plus an unknown byte,
 197          * followed by IFD data using Olympus tags.
 198          */
 199         if (memcmp(data, "OLYMP\x00\x01", 7) != 0 &&
 200             memcmp(data, "OLYMP\x00\x02", 7) != 0) return FALSE;
 201
 202         if (exif_parse_IFD_table(exif, tiff, offset + 8, size,
 203                                  bo, 0, OlympusExifMarkersList) != 0)
 204                 {
 205                 return FALSE;
 206                 }
 207
 208         item = exif_get_item(exif, "Olympus.SpecialMode");
 209         if (item && item->data_len == 3 * sizeof(guint32))
 210                 {
 211                 static ExifMarker marker = { 0x0200, EXIF_FORMAT_STRING, -1,
 212                                              "Olympus.ShootingMode", "Shooting mode", NULL };
 213                 guint32 *array = item->data;
 214                 const gchar *mode;
 215                 const gchar *pdir = NULL;
 216                 gchar *text;
 217                 gint l;
 218
 219                 mode = exif_text_list_find_value(OlympusShootingMode, array[0]);
 220                 if (array[0] == 3)
 221                         {
 222                         pdir = exif_text_list_find_value(OlympusPanoramaDirection, array[2]);
 223                         }
 224
 225                 text = g_strdup_printf("%s%s%s, seq %d", (mode) ? mode : "unknown",
 226                                        (pdir) ? " " : "", (pdir) ? pdir : "",
 227                                        array[1] + 1);
 228                 l = strlen(text) + 1;
 229                 item = exif_item_new(marker.format, marker.tag, l, &marker);
 230                 memcpy(item->data, text, l);
 231                 g_free(text);
 232
 233                 exif->items = g_list_prepend(exif->items, item);
 234                 }
 235
 236         item = exif_get_item(exif, "Olympus.WhiteBalance");
 237         if (item && item->data_len == 2 * sizeof(guint16))
 238                 {
 239                 static ExifMarker marker = { 0x1015, EXIF_FORMAT_STRING, -1,
 240                                              "Olympus.WhiteBalance", "White balance", NULL };
 241                 guint16 *array = item->data;
 242                 const gchar *mode;
 243                 const gchar *color = NULL;
 244                 gchar *text;
 245                 gint l;
 246
 247                 mode = exif_text_list_find_value(OlympusWB, array[0]);
 248                 if (array[0] == 2)
 249                         {
 250                         color = exif_text_list_find_value(OlympusWBColorTemp, array[1]);
 251                         }
 252
 253                 text = g_strdup_printf("%s%s%s", (mode) ? mode : "unknown",
 254                                        (color) ? " " : "", (color) ? color : "");
 255                 l = strlen(text) + 1;
 256                 item = exif_item_new(marker.format, marker.tag, l, &marker);
 257                 memcpy(item->data, text, l);
 258                 g_free(text);
 259
 260                 exif->items = g_list_prepend(exif->items, item);
 261                 }
 262
 263         return TRUE;
 264 }
 265
 266