blob: 6e3be199b4691f0cc5acafd325af2b6f29876bc5 [file] [log] [blame]
/* 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, 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, 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")},
{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;
}