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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2012-07-12 20:34:34 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2012-07-12 20:34:34 +0000 |
commit | 0c6a5fa0d9719a40748d8726b4543f02f70518c1 (patch) | |
tree | 241f9ae619069ac5861d7621ade296102ab5de5d /libexif/canon/mnote-canon-entry.c | |
download | libexif-tarball-master.tar.gz |
libexif-0.6.21HEADlibexif-0.6.21master
Diffstat (limited to 'libexif/canon/mnote-canon-entry.c')
-rw-r--r-- | libexif/canon/mnote-canon-entry.c | 762 |
1 files changed, 762 insertions, 0 deletions
diff --git a/libexif/canon/mnote-canon-entry.c b/libexif/canon/mnote-canon-entry.c new file mode 100644 index 0000000..b92f69c --- /dev/null +++ b/libexif/canon/mnote-canon-entry.c @@ -0,0 +1,762 @@ +/* mnote-canon-entry.c + * + * Copyright (c) 2002 Lutz Mueller <lutz@users.sourceforge.net> + * Copyright (c) 2003 Matthieu Castet <mat-c@users.sourceforge.net> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301 USA. + */ + +#include "config.h" +#include "mnote-canon-entry.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <math.h> + +#include <libexif/exif-format.h> +#include <libexif/exif-utils.h> +#include <libexif/i18n.h> + +/* #define DEBUG */ + +#define CF(format,target,v,maxlen) \ +{ \ + if (format != target) { \ + snprintf (v, maxlen, \ + _("Invalid format '%s', " \ + "expected '%s'."), \ + exif_format_get_name (format), \ + exif_format_get_name (target)); \ + break; \ + } \ +} + +#define CC(number,target,v,maxlen) \ +{ \ + if (number != target) { \ + snprintf (v, maxlen, \ + _("Invalid number of components (%i, " \ + "expected %i)."), (int) number, (int) target); \ + break; \ + } \ +} +#define CC2(number,t1,t2,v,maxlen) \ +{ \ + if ((number != t1) && (number != t2)) { \ + snprintf (v, maxlen, \ + _("Invalid number of components (%i, " \ + "expected %i or %i)."), (int) number, \ + (int) t1, (int) t2); \ + break; \ + } \ +} + +#define UNDEFINED 0xFF + +static const struct canon_entry_table_t { + unsigned int subtag; + ExifShort value; + const char *name; +} entries_settings_1 [] = { +#ifndef NO_VERBOSE_TAG_DATA + { 0, 1, N_("Macro")}, + { 0, 2, N_("Normal")}, + { 2, 1, N_("Economy")}, + { 2, 2, N_("Normal")}, + { 2, 3, N_("Fine")}, + { 2, 4, N_("RAW")}, + { 2, 5, N_("Superfine")}, + { 3, 0, N_("Off")}, + { 3, 1, N_("Auto")}, + { 3, 2, N_("On")}, + { 3, 3, N_("Red-eye reduction")}, + { 3, 4, N_("Slow synchro")}, + { 3, 5, N_("Auto, red-eye reduction")}, + { 3, 6, N_("On, red-eye reduction")}, + { 3, 16, N_("External flash")}, + { 4, 0, N_("Single")}, + { 4, 1, N_("Continuous")}, + { 4, 2, N_("Movie")}, + { 4, 3, N_("Continuous, speed priority")}, + { 4, 4, N_("Continuous, low")}, + { 4, 5, N_("Continuous, high")}, + { 6, 0, N_("One-shot AF")}, + { 6, 1, N_("AI servo AF")}, + { 6, 2, N_("AI focus AF")}, + { 6, 3, N_("Manual focus")}, + { 6, 4, N_("Single")}, + { 6, 5, N_("Continuous")}, + { 6, 6, N_("Manual focus")}, + { 6, 16, N_("Pan focus")}, + { 8, 1, N_("JPEG")}, + { 8, 2, N_("CRW+THM")}, + { 8, 3, N_("AVI+THM")}, + { 8, 4, N_("TIF")}, + { 8, 5, N_("TIF+JPEG")}, + { 8, 6, N_("CR2")}, + { 8, 7, N_("CR2+JPEG")}, + { 9, 0, N_("Large")}, + { 9, 1, N_("Medium")}, + { 9, 2, N_("Small")}, + { 9, 5, N_("Medium 1")}, + { 9, 6, N_("Medium 2")}, + { 9, 7, N_("Medium 3")}, + { 9, 8, N_("Postcard")}, + { 9, 9, N_("Widescreen")}, + {10, 0, N_("Full auto")}, + {10, 1, N_("Manual")}, + {10, 2, N_("Landscape")}, + {10, 3, N_("Fast shutter")}, + {10, 4, N_("Slow shutter")}, + {10, 5, N_("Night")}, + {10, 6, N_("Grayscale")}, + {10, 7, N_("Sepia")}, + {10, 8, N_("Portrait")}, + {10, 9, N_("Sports")}, + {10, 10, N_("Macro")}, + {10, 11, N_("Black & white")}, + {10, 12, N_("Pan focus")}, + {10, 13, N_("Vivid")}, + {10, 14, N_("Neutral")}, + {10, 15, N_("Flash off")}, + {10, 16, N_("Long shutter")}, + {10, 17, N_("Super macro")}, + {10, 18, N_("Foliage")}, + {10, 19, N_("Indoor")}, + {10, 20, N_("Fireworks")}, + {10, 21, N_("Beach")}, + {10, 22, N_("Underwater")}, + {10, 23, N_("Snow")}, + {10, 24, N_("Kids & pets")}, + {10, 25, N_("Night snapshot")}, + {10, 26, N_("Digital macro")}, + {10, 27, N_("My colors")}, + {10, 28, N_("Still image")}, + {10, 30, N_("Color accent")}, + {10, 31, N_("Color swap")}, + {10, 32, N_("Aquarium")}, + {10, 33, N_("ISO 3200")}, + {11, 0, N_("None")}, + {11, 1, N_("2x")}, + {11, 2, N_("4x")}, + {11, 3, N_("Other")}, + {12, 0x0000, N_("Normal")}, + {12, 0x0001, N_("High")}, + {12, 0xffff, N_("Low")}, + {13, 0x0000, N_("Normal")}, + {13, 0x0001, N_("High")}, + {13, 0xffff, N_("Low")}, + {14, 0x0000, N_("Normal")}, + {14, 0x0001, N_("High")}, + {14, 0xffff, N_("Low")}, + {15, 14, N_("Auto high")}, + {15, 15, N_("Auto")}, + {15, 16, N_("50")}, + {15, 17, N_("100")}, + {15, 18, N_("200")}, + {15, 19, N_("400")}, + {15, 20, N_("800")}, + {16, 0, N_("Default")}, + {16, 1, N_("Spot")}, + {16, 2, N_("Average")}, + {16, 3, N_("Evaluative")}, + {16, 4, N_("Partial")}, + {16, 5, N_("Center-weighted average")}, + {17, 0, N_("Manual")}, + {17, 1, N_("Auto")}, + {17, 2, N_("Not known")}, + {17, 3, N_("Macro")}, + {17, 4, N_("Very close")}, + {17, 5, N_("Close")}, + {17, 6, N_("Middle range")}, + {17, 7, N_("Far range")}, + {17, 8, N_("Pan focus")}, + {17, 9, N_("Super macro")}, + {17, 10, N_("Infinity")}, + {18, 0x2005, N_("Manual AF point selection")}, + {18, 0x3000, N_("None (MF)")}, + {18, 0x3001, N_("Auto-selected")}, + {18, 0x3002, N_("Right")}, + {18, 0x3003, N_("Center")}, + {18, 0x3004, N_("Left")}, + {18, 0x4001, N_("Auto AF point selection")}, + {19, 0, N_("Easy shooting")}, + {19, 1, N_("Program")}, + {19, 2, N_("Tv-priority")}, + {19, 3, N_("Av-priority")}, + {19, 4, N_("Manual")}, + {19, 5, N_("A-DEP")}, + {19, 6, N_("M-DEP")}, + {21, 1, N_("Canon EF 50mm f/1.8")}, + {21, 2, N_("Canon EF 28mm f/2.8")}, + {21, 4, N_("Sigma UC Zoom 35-135mm f/4-5.6")}, + {21, 6, N_("Tokina AF193-2 19-35mm f/3.5-4.5")}, + {21, 7, N_("Canon EF 100-300mm F5.6L")}, + {21, 10, N_("Sigma 50mm f/2.8 EX or 28mm f/1.8")}, + {21, 11, N_("Canon EF 35mm f/2")}, + {21, 13, N_("Canon EF 15mm f/2.8")}, + {21, 21, N_("Canon EF 80-200mm f/2.8L")}, + {21, 22, N_("Tokina AT-X280AF PRO 28-80mm F2.8 Aspherical")}, + {21, 26, N_("Cosina 100mm f/3.5 Macro AF")}, + {21, 28, N_("Tamron AF Aspherical 28-200mm f/3.8-5.6")}, + {21, 29, N_("Canon EF 50mm f/1.8 MkII")}, + {21, 31, N_("Tamron SP AF 300mm f/2.8 LD IF")}, + {21, 32, N_("Canon EF 24mm f/2.8 or Sigma 15mm f/2.8 EX Fisheye")}, + {21, 37, N_("Canon EF 35-80mm f/4-5.6")}, + {21, 39, N_("Canon EF 75-300mm f/4-5.6")}, + {21, 40, N_("Canon EF 28-80mm f/3.5-5.6")}, + {21, 43, N_("Canon EF 28-105mm f/4-5.6")}, + {21, 45, N_("Canon EF-S 18-55mm f/3.5-5.6")}, + {21, 52, N_("Canon EF-S 18-55mm f/3.5-5.6 IS II")}, + {21, 124, N_("Canon MP-E 65mm f/2.8 1-5x Macro Photo")}, + {21, 125, N_("Canon TS-E 24mm f/3.5L")}, + {21, 126, N_("Canon TS-E 45mm f/2.8")}, + {21, 127, N_("Canon TS-E 90mm f/2.8")}, + {21, 130, N_("Canon EF 50mm f/1.0L")}, + {21, 131, N_("Sigma 17-35mm f2.8-4 EX Aspherical HSM")}, + {21, 134, N_("Canon EF 600mm f/4L IS")}, + {21, 135, N_("Canon EF 200mm f/1.8L")}, + {21, 136, N_("Canon EF 300mm f/2.8L")}, + {21, 137, N_("Canon EF 85mm f/1.2L")}, + {21, 139, N_("Canon EF 400mm f/2.8L")}, + {21, 141, N_("Canon EF 500mm f/4.5L")}, + {21, 142, N_("Canon EF 300mm f/2.8L IS")}, + {21, 143, N_("Canon EF 500mm f/4L IS")}, + {21, 149, N_("Canon EF 100mm f/2")}, + {21, 150, N_("Sigma 20mm EX f/1.8")}, + {21, 151, N_("Canon EF 200mm f/2.8L")}, + {21, 152, N_("Sigma 10-20mm F4-5.6 or 12-24mm f/4.5-5.6 or 14mm f/2.8")}, + {21, 153, N_("Canon EF 35-350mm f/3.5-5.6L")}, + {21, 155, N_("Canon EF 85mm f/1.8 USM")}, + {21, 156, N_("Canon EF 28-105mm f/3.5-4.5 USM")}, + {21, 160, N_("Canon EF 20-35mm f/3.5-4.5 USM")}, + {21, 161, N_("Canon EF 28-70mm f/2.8L or Sigma 24-70mm EX f/2.8")}, + {21, 165, N_("Canon EF 70-200mm f/2.8 L")}, + {21, 166, N_("Canon EF 70-200mm f/2.8 L + x1.4")}, + {21, 167, N_("Canon EF 70-200mm f/2.8 L + x2")}, + {21, 168, N_("Canon EF 28mm f/1.8 USM")}, + {21, 169, N_("Sigma 15-30mm f/3.5-4.5 EX DG Aspherical")}, + {21, 170, N_("Canon EF 200mm f/2.8L II")}, + {21, 173, N_("Canon EF 180mm Macro f/3.5L or Sigma 180mm EX HSM Macro f/3.5")}, + {21, 174, N_("Canon EF 135mm f/2L")}, + {21, 176, N_("Canon EF 24-85mm f/3.5-4.5 USM")}, + {21, 177, N_("Canon EF 300mm f/4L IS")}, + {21, 178, N_("Canon EF 28-135mm f/3.5-5.6 IS")}, + {21, 180, N_("Canon EF 35mm f/1.4L")}, + {21, 181, N_("Canon EF 100-400mm f/4.5-5.6L IS + x1.4")}, + {21, 182, N_("Canon EF 100-400mm f/4.5-5.6L IS + x2")}, + {21, 183, N_("Canon EF 100-400mm f/4.5-5.6L IS")}, + {21, 184, N_("Canon EF 400mm f/2.8L + x2")}, + {21, 186, N_("Canon EF 70-200mm f/4L")}, + {21, 190, N_("Canon EF 100mm f/2.8 Macro")}, + {21, 191, N_("Canon EF 400mm f/4 DO IS")}, + {21, 197, N_("Canon EF 75-300mm f/4-5.6 IS")}, + {21, 198, N_("Canon EF 50mm f/1.4")}, + {21, 202, N_("Canon EF 28-80 f/3.5-5.6 USM IV")}, + {21, 211, N_("Canon EF 28-200mm f/3.5-5.6")}, + {21, 213, N_("Canon EF 90-300mm f/4.5-5.6")}, + {21, 214, N_("Canon EF-S 18-55mm f/3.5-4.5 USM")}, + {21, 224, N_("Canon EF 70-200mm f/2.8L IS USM")}, + {21, 225, N_("Canon EF 70-200mm f/2.8L IS USM + x1.4")}, + {21, 226, N_("Canon EF 70-200mm f/2.8L IS USM + x2")}, + {21, 229, N_("Canon EF 16-35mm f/2.8L")}, + {21, 230, N_("Canon EF 24-70mm f/2.8L")}, + {21, 231, N_("Canon EF 17-40mm f/4L")}, + {21, 232, N_("Canon EF 70-300mm f/4.5-5.6 DO IS USM")}, + {21, 234, N_("Canon EF-S 17-85mm f4-5.6 IS USM")}, + {21, 235, N_("Canon EF-S10-22mm F3.5-4.5 USM")}, + {21, 236, N_("Canon EF-S60mm F2.8 Macro USM")}, + {21, 237, N_("Canon EF 24-105mm f/4L IS")}, + {21, 238, N_("Canon EF 70-300mm F4-5.6 IS USM")}, + {21, 241, N_("Canon EF 50mm F1.2L USM")}, + {21, 242, N_("Canon EF 70-200mm f/4L IS USM")}, + {21, 251, N_("Canon EF 70-200mm f/2.8L IS II USM")}, + {28, 0, N_("Manual")}, + {28, 1, N_("TTL")}, + {28, 2, N_("A-TTL")}, + {28, 3, N_("E-TTL")}, + {28, 4, N_("FP sync enabled")}, + {28, 7, N_("2nd-curtain sync used")}, + {28, 11, N_("FP sync used")}, + {28, 13, N_("Internal")}, + {28, 14, N_("External")}, + {31, 0, N_("Single")}, + {31, 1, N_("Continuous")}, + {32, 0, N_("Normal AE")}, + {32, 1, N_("Exposure compensation")}, + {32, 2, N_("AE lock")}, + {32, 3, N_("AE lock + exposure compensation")}, + {32, 4, N_("No AE")}, + {33, 0, N_("Off")}, + {33, 1, N_("On")}, + {33, 2, N_("On, shot only")}, + {39, 0, N_("Off")}, + {39, 1, N_("Vivid")}, + {39, 2, N_("Neutral")}, + {39, 3, N_("Smooth")}, + {39, 4, N_("Sepia")}, + {39, 5, N_("Black & white")}, + {39, 6, N_("Custom")}, + {39, 100, N_("My color data")}, + {40, 0, N_("Off")}, + {40, 0x0500, N_("Full")}, + {40, 0x0502, N_("2/3")}, + {40, 0x0504, N_("1/3")}, +#endif + { 0, 0, NULL} +}, +entries_focal_length [] = { +#ifndef NO_VERBOSE_TAG_DATA + {0, 1, N_("Fixed")}, + {0, 2, N_("Zoom")}, +#endif + {0, 0, NULL} +}, +entries_settings_2 [] = { +#ifndef NO_VERBOSE_TAG_DATA + { 6, 0, N_("Auto")}, + { 6, 1, N_("Sunny")}, + { 6, 2, N_("Cloudy")}, + { 6, 3, N_("Tungsten")}, + { 6, 4, N_("Fluorescent")}, + { 6, 5, N_("Flash")}, + { 6, 6, N_("Custom")}, + { 6, 7, N_("Black & white")}, + { 6, 8, N_("Shade")}, + { 6, 9, N_("Manual temperature (Kelvin)")}, + { 6, 10, N_("PC set 1")}, + { 6, 11, N_("PC set 2")}, + { 6, 12, N_("PC set 3")}, + { 6, 14, N_("Daylight fluorescent")}, + { 6, 15, N_("Custom 1")}, + { 6, 16, N_("Custom 2")}, + { 6, 17, N_("Underwater")}, + { 7, 0, N_("Off")}, + { 7, 1, N_("Night scene")}, + { 7, 2, N_("On")}, + { 7, 3, N_("None")}, + { 13, 0x3000, N_("None (MF)")}, + { 13, 0x3001, N_("Right")}, + { 13, 0x3002, N_("Center")}, + { 13, 0x3003, N_("Center-right")}, + { 13, 0x3004, N_("Left")}, + { 13, 0x3005, N_("Left-right")}, + { 13, 0x3006, N_("Left-center")}, + { 13, 0x3007, N_("All")}, + { 15, 0, N_("Off")}, + { 15, 1, N_("On (shot 1)")}, + { 15, 2, N_("On (shot 2)")}, + { 15, 3, N_("On (shot 3)")}, + { 15, 0xffff, N_("On")}, + { 25, 248, N_("EOS high-end")}, + { 25, 250, N_("Compact")}, + { 25, 252, N_("EOS mid-range")}, + { 26, 0, N_("None")}, + { 26, 1, N_("Rotate 90 CW")}, + { 26, 2, N_("Rotate 180")}, + { 26, 3, N_("Rotate 270 CW")}, + { 26, 0xffff, N_("Rotated by software")}, + { 27, 0, N_("Off")}, + { 27, 1, N_("On")}, + { 32, 0, N_("Off")}, + { 32, 0x0014, N_("1/3")}, + { 32, 0x008c, N_("2/3")}, + { 32, 0x07d0, N_("Full")}, +#endif + {0, 0, NULL} +}, +entries_panorama [] = { +#ifndef NO_VERBOSE_TAG_DATA + {0, 0, N_("Left to right")}, + {0, 1, N_("Right to left")}, + {0, 2, N_("Bottom to top")}, + {0, 3, N_("Top to bottom")}, + {0, 4, N_("2x2 matrix (clockwise)")}, +#endif + {0, 0, NULL} +}, +color_information [] = { +#ifndef NO_VERBOSE_TAG_DATA + {0, 0, N_("Standard")}, + {0, 1, N_("Manual")}, + {0, 2, N_("Custom")}, + {2, 0, N_("N/A")}, + {2, 1, N_("Lowest")}, + {2, 2, N_("Low")}, + {2, 3, N_("Standard")}, + {2, 4, N_("High")}, + {2, 5, N_("Highest")}, + {7, 0, N_("Auto")}, + {7, 1, N_("Daylight")}, + {7, 2, N_("Cloudy")}, + {7, 3, N_("Tungsten")}, + {7, 4, N_("Fluorescent")}, + {7, 5, N_("Flash")}, + {7, 6, N_("Custom")}, + {7, 7, N_("Black & white")}, + {7, 8, N_("Shade")}, + {7, 9, N_("Manual temperature (Kelvin)")}, + {7, 10, N_("PC set 1")}, + {7, 11, N_("PC set 2")}, + {7, 12, N_("PC set 3")}, + {7, 14, N_("Daylight fluorescent")}, + {7, 15, N_("Custom 1")}, + {7, 16, N_("Custom 2")}, + {7, 17, N_("Underwater")}, + {9, 0x00, N_("None")}, + {9, 0x01, N_("Standard")}, + {9, 0x02, N_("Set 1")}, + {9, 0x03, N_("Set 2")}, + {9, 0x04, N_("Set 3")}, + {9, 0x21, N_("User def. 1")}, + {9, 0x22, N_("User def. 2")}, + {9, 0x23, N_("User def. 3")}, + {9, 0x41, N_("External 1")}, + {9, 0x42, N_("External 2")}, + {9, 0x43, N_("External 3")}, + {9, 0x81, N_("Standard")}, + {9, 0x82, N_("Portrait")}, + {9, 0x83, N_("Landscape")}, + {9, 0x84, N_("Neutral")}, + {9, 0x85, N_("Faithful")}, + {9, 0x86, N_("Monochrome")}, +#endif + {0, 0, NULL} +}; + +static void +canon_search_table_value (const struct canon_entry_table_t table[], + unsigned int t, ExifShort vs, char *val, unsigned int maxlen) +{ + unsigned int j; + + /* Search the table for the first matching subtag and value. */ + for (j = 0; table[j].name && ((table[j].subtag < t) || + ((table[j].subtag == t) && table[j].value <= vs)); j++) { + if ((table[j].subtag == t) && (table[j].value == vs)) { + break; + } + } + if ((table[j].subtag == t) && (table[j].value == vs) && table[j].name) { + /* Matching subtag and value found. */ + strncpy (val, _(table[j].name), maxlen); + } else { + /* No matching subtag and/or value found. */ + snprintf (val, maxlen, "0x%04x", vs); + } +} + +static void +canon_search_table_bitfield (const struct canon_entry_table_t table[], + unsigned int t, ExifShort vs, char *val, unsigned int maxlen) +{ + unsigned int j; + + /* Search the table for the first matching subtag. */ + for (j = 0; table[j].name && (table[j].subtag <= t); j++) { + if (table[j].subtag == t) { + break; + } + } + if ((table[j].subtag == t) && table[j].name) { + unsigned int i, bit, lastbit = 0; + + /* + * Search the table for the last matching bit, because + * that one needs no additional comma appended. + */ + for (i = j; table[i].name && (table[i].subtag == t); i++) { + bit = table[i].value; + if ((vs >> bit) & 1) { + lastbit = bit; + } + } + /* Search the table for all matching bits. */ + for (i = j; table[i].name && (table[i].subtag == t); i++) { + bit = table[i].value; + if ((vs >> bit) & 1) { + strncat(val, _(table[i].name), maxlen - strlen (val)); + if (bit != lastbit) + strncat (val, _(", "), maxlen - strlen (val)); + } + } + } else { + /* No matching subtag found. */ + snprintf (val, maxlen, "0x%04x", vs); + } +} + +unsigned int +mnote_canon_entry_count_values (const MnoteCanonEntry *entry) +{ + unsigned int val; + + if (!entry) return 0; + + switch (entry->tag) { + case MNOTE_CANON_TAG_FOCAL_LENGTH: + case MNOTE_CANON_TAG_PANORAMA: + return entry->components; + case MNOTE_CANON_TAG_SETTINGS_1: + case MNOTE_CANON_TAG_SETTINGS_2: + case MNOTE_CANON_TAG_CUSTOM_FUNCS: + case MNOTE_CANON_TAG_COLOR_INFORMATION: + if (entry->format != EXIF_FORMAT_SHORT) return 0; + + val = exif_get_short (entry->data, entry->order); + /* val is buffer size, i.e. # of values plus 1 */ + return MIN (entry->size - 2, val) / 2; + default: + return 1; + } +} + +/* + * For reference, see Exif 2.1 specification (Appendix C), + * or http://en.wikipedia.org/wiki/APEX_system + */ +static double +apex_value_to_aperture (double x) +{ + return pow (2, x / 2.); +} + +static double +apex_value_to_shutter_speed(double x) +{ + return 1.0 / pow (2, x); +} + +static double +apex_value_to_iso_speed (double x) +{ + return 3.125 * pow (2, x); +} + +char * +mnote_canon_entry_get_value (const MnoteCanonEntry *entry, unsigned int t, char *val, unsigned int maxlen) +{ + char buf[128]; + ExifLong vl; + ExifShort vs, n; + unsigned char *data; + double d; + + if (!entry) + return NULL; + + data = entry->data; + + memset (val, 0, maxlen); + maxlen--; + + switch (entry->tag) { + case MNOTE_CANON_TAG_SETTINGS_1: + CF (entry->format, EXIF_FORMAT_SHORT, val, maxlen); + n = exif_get_short (data, entry->order) / 2; + if (t >= n) return NULL; + CC (entry->components, n, val, maxlen); + vs = exif_get_short (data + 2 + t * 2, entry->order); + switch (t) { + case 1: + if (!vs) { + strncpy(val, _("Off"), maxlen); + break; + } + snprintf (val, maxlen, _("%i (ms)"), vs * 100); + break; + case 15: + if (((vs & 0xC000) == 0x4000) && (vs != 0x7FFF)) { + /* Canon S3 IS - directly specified value */ + snprintf (val, maxlen, "%i", vs & ~0x4000); + } else { + /* Standard Canon - index into lookup table */ + canon_search_table_value (entries_settings_1, t, vs, val, maxlen); + } + break; + case 22: + case 23: + case 24: + snprintf (val, maxlen, "%u", vs); + break; + case 25: + case 26: + snprintf (val, maxlen, "%.2f", apex_value_to_aperture (vs / 32.0)); + break; + case 28: + canon_search_table_bitfield(entries_settings_1, t, vs, val, maxlen); + break; + case 34: + snprintf (val, maxlen, "%.2f", vs / 10.0); + break; + case 35: + case 36: + snprintf (val, maxlen, "%u", vs); + break; + default: + canon_search_table_value (entries_settings_1, t, vs, val, maxlen); + } + break; + + case MNOTE_CANON_TAG_FOCAL_LENGTH: + CF (entry->format, EXIF_FORMAT_SHORT, val, maxlen); + vs = exif_get_short (data + t * 2, entry->order); + switch (t) { + case 1: + snprintf (val, maxlen, "%u", vs); + break; + case 2: + case 3: + snprintf (val, maxlen, _("%.2f mm"), vs * 25.4 / 1000); + break; + default: + canon_search_table_value (entries_focal_length, t, vs, val, maxlen); + } + break; + + case MNOTE_CANON_TAG_SETTINGS_2: + CF (entry->format, EXIF_FORMAT_SHORT, val, maxlen); + n = exif_get_short (data, entry->order) / 2; + if (t >= n) return NULL; + CC (entry->components, n, val, maxlen); + vs = exif_get_short (data + 2 + t * 2, entry->order); + switch (t) { + case 0: + snprintf (val, maxlen, "%.3f", pow (2, (ExifSShort)vs / 32.0)); + break; + case 1: + snprintf (val, maxlen, "%.0f", apex_value_to_iso_speed ((ExifSShort)vs / 32.0)); + break; + case 2: + case 5: + case 14: + case 16: + snprintf (val, maxlen, _("%.2f EV"), (ExifSShort)vs / 32.0); + break; + case 3: + case 20: + snprintf (val, maxlen, "%.2f", apex_value_to_aperture (vs / 32.0)); + break; + case 4: + case 21: + d = apex_value_to_shutter_speed ((ExifSShort)vs / 32.0); + if (d < 1) + snprintf (val, maxlen, _("1/%i"),(int)(1.0 / d)); + else + snprintf (val, maxlen, "%i", (int) d); + break; + case 8: + snprintf (val, maxlen, "%u", vs); + break; + case 12: + snprintf (val, maxlen, "%.2f", vs / 32.0); + break; + case 18: + case 19: + snprintf (val, maxlen, _("%u mm"), vs); + break; + case 28: + if ((ExifSShort)vs <= 0) { + strncpy(val, _("Off"), maxlen); + break; + } + snprintf (val, maxlen, _("%i (ms)"), vs * 100); + break; + default: + canon_search_table_value (entries_settings_2, t, vs, val, maxlen); + } + break; + + case MNOTE_CANON_TAG_PANORAMA: + CF (entry->format, EXIF_FORMAT_SHORT, val, maxlen); + vs = exif_get_short (data + t * 2, entry->order); + canon_search_table_value (entries_panorama, t, vs, val, maxlen); + break; + + case MNOTE_CANON_TAG_OWNER: + CC (entry->components, 32, val, maxlen); + /* Fall through; ImageType can have many sizes */ + case MNOTE_CANON_TAG_IMAGE_TYPE: + CF (entry->format, EXIF_FORMAT_ASCII, val, maxlen); + strncpy (val, (char *)data, MIN (entry->size, maxlen)); + break; + + case MNOTE_CANON_TAG_FIRMWARE: + CF (entry->format, EXIF_FORMAT_ASCII, val, maxlen); +/* CC2 (entry->components, 24, 32, val, maxlen); Can also be 22 */ + strncpy (val, (char *)data, MIN (entry->size, maxlen)); + break; + + case MNOTE_CANON_TAG_IMAGE_NUMBER: + CF (entry->format, EXIF_FORMAT_LONG, val, maxlen); + CC (entry->components, 1, val, maxlen); + vl = exif_get_long (data, entry->order); + snprintf (val, maxlen, "%03lu-%04lu", + (unsigned long) vl/10000, + (unsigned long) vl%10000); + break; + + case MNOTE_CANON_TAG_SERIAL_NUMBER: + CF (entry->format, EXIF_FORMAT_LONG, val, maxlen); + CC (entry->components, 1, val, maxlen); + vl = exif_get_long (data, entry->order); + snprintf (val, maxlen, "%04X-%05d", (int)vl>>16,(int)vl&0xffff); + break; + + case MNOTE_CANON_TAG_CUSTOM_FUNCS: + CF (entry->format, EXIF_FORMAT_SHORT, val, maxlen); + n = exif_get_short (data, entry->order) / 2; + if (t >= n) return NULL; + CC (entry->components, n, val, maxlen); + vs = exif_get_short (data + 2 + t * 2, entry->order); + snprintf (buf, sizeof (buf), "%u", vs); + strncat (val, buf, maxlen - strlen (val)); + break; + + case MNOTE_CANON_TAG_COLOR_INFORMATION: + CF (entry->format, EXIF_FORMAT_SHORT, val, maxlen); + n = exif_get_short (data, entry->order) / 2; + if (t >= n) return NULL; + CC (entry->components, n, val, maxlen); + vs = exif_get_short (data + 2 + t * 2, entry->order); + canon_search_table_value (color_information, t, vs, val, maxlen); + break; + + default: +#ifdef DEBUG + { + int i; + if (entry->format == EXIF_FORMAT_SHORT) + for(i=0;i<entry->components;i++) { + vs = exif_get_short (data, entry->order); + data+=2; + printf ("Value%d=%d\n", i, vs); + } + else if (entry->format == EXIF_FORMAT_LONG) + for(i=0;i<entry->components;i++) { + vl = exif_get_long (data, entry->order); + data+=4; + printf ("Value%d=%d\n", i, vs); + } + else if (entry->format == EXIF_FORMAT_ASCII) + strncpy (val, data, MIN (entry->size, maxlen)); + } +#endif + break; + } + return val; +} |