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1 /* mnote-olympus-entry.c
2  *
3  * Copyright (c) 2002-2009 Lutz Mueller <lutz@users.sourceforge.net> et. al.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18  * Boston, MA  02110-1301  USA.
19  */
20 
21 #include <config.h>
22 #include "mnote-olympus-entry.h"
23 
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 
28 #include <libexif/exif-format.h>
29 #include <libexif/exif-utils.h>
30 #include <libexif/exif-entry.h>
31 #include <libexif/i18n.h>
32 
33 #define CF(format,target,v,maxlen)                              \
34 {                                                               \
35         if (format != target) {                                 \
36                 snprintf (v, maxlen,	                        \
37                         _("Invalid format '%s', "               \
38                         "expected '%s'."),                      \
39                         exif_format_get_name (format),          \
40                         exif_format_get_name (target));         \
41                 break;                                          \
42         }                                                       \
43 }
44 
45 #define CF2(format,target1,target2,v,maxlen)                    \
46 {                                                               \
47         if ((format != target1) && (format != target2)) {       \
48                 snprintf (v, maxlen,	                        \
49                         _("Invalid format '%s', "               \
50                         "expected '%s' or '%s'."),              \
51                         exif_format_get_name (format),          \
52                         exif_format_get_name (target1),         \
53                         exif_format_get_name (target2));        \
54                 break;                                          \
55         }                                                       \
56 }
57 
58 #define CC(number,target,v,maxlen)                                      \
59 {                                                                       \
60         if (number != target) {                                         \
61                 snprintf (v, maxlen,                                    \
62                         _("Invalid number of components (%i, "          \
63                         "expected %i)."), (int) number, (int) target);  \
64                 break;                                                  \
65         }                                                               \
66 }
67 
68 #define CC2(number,t1,t2,v,maxlen)                                      \
69 {                                                                       \
70 	if ((number < t1) || (number > t2)) {                           \
71 		snprintf (v, maxlen,                                    \
72 			_("Invalid number of components (%i, "          \
73 			"expected %i or %i)."), (int) number,		\
74 			(int) t1, (int) t2);  				\
75 		break;                                                  \
76 	}                                                               \
77 }
78 
79 #define R2L(n) ((n).denominator ? (long)(n).numerator/(n).denominator : 0L)
80 #define R2D(n) ((n).denominator ? (double)(n).numerator/(n).denominator : 0.0)
81 
82 static const struct {
83 	MnoteOlympusTag tag;
84 	ExifFormat fmt;
85 	struct {
86 		int index;
87 		const char *string;
88 	} elem[24];
89 } items[] = {
90 #ifndef NO_VERBOSE_TAG_DATA
91   { MNOTE_NIKON_TAG_LENSTYPE, EXIF_FORMAT_BYTE,
92     { {0, N_("AF non D lens")},
93       {1, N_("Manual")},
94       {2, N_("AF-D or AF-S lens")},
95       {6, N_("AF-D G lens")},
96       {10, N_("AF-D VR lens")},
97       {14, N_("AF-D G VR lens")},
98       {0, NULL}}},
99   { MNOTE_NIKON_TAG_FLASHUSED, EXIF_FORMAT_BYTE,
100     { {0, N_("Flash did not fire")},
101       {4, N_("Flash unit unknown")},
102       {7, N_("Flash is external")},
103       {9, N_("Flash is on camera")},
104       {0, NULL}}},
105   { MNOTE_NIKON1_TAG_QUALITY, EXIF_FORMAT_SHORT,
106     { {1, N_("VGA basic")},
107       {2, N_("VGA normal")},
108       {3, N_("VGA fine")},
109       {4, N_("SXGA basic")},
110       {5, N_("SXGA normal")},
111       {6, N_("SXGA fine")},
112       {10, N_("2 Mpixel basic")},
113       {11, N_("2 Mpixel normal")},
114       {12, N_("2 Mpixel fine")},
115       {0, NULL}}},
116   { MNOTE_NIKON1_TAG_COLORMODE, EXIF_FORMAT_SHORT,
117     { {1, N_("Color")},
118       {2, N_("Monochrome")},
119       {0, NULL}}},
120   { MNOTE_NIKON1_TAG_IMAGEADJUSTMENT, EXIF_FORMAT_SHORT,
121     { {0, N_("Normal")},
122       {1, N_("Bright+")},
123       {2, N_("Bright-")},
124       {3, N_("Contrast+")},
125       {4, N_("Contrast-")},
126       {0, NULL}}},
127   { MNOTE_NIKON1_TAG_CCDSENSITIVITY, EXIF_FORMAT_SHORT,
128     { {0, N_("ISO 80")},
129       {2, N_("ISO 160")},
130       {4, N_("ISO 320")},
131       {5, N_("ISO 100")},
132       {0, NULL}}},
133   { MNOTE_NIKON1_TAG_WHITEBALANCE, EXIF_FORMAT_SHORT,
134     { {0, N_("Auto")},
135       {1, N_("Preset")},
136       {2, N_("Daylight")},
137       {3, N_("Incandescence")},
138       {4, N_("Fluorescence")},
139       {5, N_("Cloudy")},
140       {6, N_("SpeedLight")},
141       {0, NULL}}},
142   { MNOTE_NIKON1_TAG_CONVERTER, EXIF_FORMAT_SHORT,
143     { {0, N_("No fisheye")},
144       {1, N_("Fisheye on")},
145       {0, NULL}}},
146   { MNOTE_OLYMPUS_TAG_QUALITY, EXIF_FORMAT_SHORT,
147     { {1, N_("Normal, SQ")},
148       {2, N_("Normal, HQ")},
149       {3, N_("Normal, SHQ")},
150       {4, N_("Normal, RAW")},
151       {5, N_("Normal, SQ1")},
152       {6, N_("Normal, SQ2")},
153       {7, N_("Normal, super high")},
154       {17, N_("Normal, standard")},
155       {0x101, N_("Fine, SQ")},
156       {0x102, N_("Fine, HQ")},
157       {0x103, N_("Fine, SHQ")},
158       {0x104, N_("Fine, RAW")},
159       {0x105, N_("Fine, SQ1")},
160       {0x106, N_("Fine, SQ2")},
161       {0x107, N_("Fine, super high")},
162       {0x201, N_("Super fine, SQ")},
163       {0x202, N_("Super fine, HQ")},
164       {0x203, N_("Super fine, SHQ")},
165       {0x204, N_("Super fine, RAW")},
166       {0x205, N_("Super fine, SQ1")},
167       {0x206, N_("Super fine, SQ2")},
168       {0x207, N_("Super fine, super high")},
169       {0x211, N_("Super fine, high")},
170       {0, NULL}}},
171   { MNOTE_OLYMPUS_TAG_MACRO, EXIF_FORMAT_SHORT,
172     { {0, N_("No")},
173       {1, N_("Yes")},
174       {2, N_("Super macro")},
175       {0, NULL}}},
176   { MNOTE_OLYMPUS_TAG_BWMODE, EXIF_FORMAT_SHORT,
177     { {0, N_("No")},
178       {1, N_("Yes")},
179       {0, NULL}}},
180   { MNOTE_OLYMPUS_TAG_ONETOUCHWB, EXIF_FORMAT_SHORT,
181     { {0, N_("Off")},
182       {1, N_("On")},
183       {2, N_("On (Preset)")},
184       {0, NULL}}},
185   { MNOTE_OLYMPUS_TAG_FLASHMODE, EXIF_FORMAT_SHORT,
186     { {0, N_("Auto")},
187       {1, N_("Red-eye reduction")},
188       {2, N_("Fill")},
189       {3, N_("Off")},
190       {0, NULL}}},
191   { MNOTE_OLYMPUS_TAG_FLASHDEVICE, EXIF_FORMAT_SHORT,
192     { {0, N_("None")},
193       {1, N_("Internal")},
194       {4, N_("External")},
195       {5, N_("Internal + external")},
196       {0, NULL}}},
197   { MNOTE_OLYMPUS_TAG_FOCUSRANGE, EXIF_FORMAT_SHORT,
198     { {0, N_("Normal")},
199       {1, N_("Macro")},
200       {0, NULL}}},
201   { MNOTE_OLYMPUS_TAG_MANFOCUS, EXIF_FORMAT_SHORT,
202     { {0, N_("Auto")},
203       {1, N_("Manual")},
204       {0, NULL}}},
205   { MNOTE_OLYMPUS_TAG_SHARPNESS, EXIF_FORMAT_SHORT,
206     { {0, N_("Normal")},
207       {1, N_("Hard")},
208       {2, N_("Soft")},
209       {0, NULL}}},
210   { MNOTE_OLYMPUS_TAG_EXTERNALFLASHBOUNCE, EXIF_FORMAT_SHORT,
211     { {0, N_("No")},
212       {1, N_("Yes")},
213       {0, NULL}}},
214   { MNOTE_OLYMPUS_TAG_CONTRAST, EXIF_FORMAT_SHORT,
215     { {0, N_("Hard")},
216       {1, N_("Normal")},
217       {2, N_("Soft")},
218       {0, NULL}}},
219   { MNOTE_OLYMPUS_TAG_PREVIEWIMAGEVALID, EXIF_FORMAT_LONG,
220     { {0, N_("No")},
221       {1, N_("Yes")},
222       {0, NULL}}},
223   { MNOTE_OLYMPUS_TAG_CCDSCANMODE, EXIF_FORMAT_SHORT,
224     { {0, N_("Interlaced")},
225       {1, N_("Progressive")},
226       {0, NULL}}},
227 
228   { MNOTE_SANYO_TAG_SEQUENTIALSHOT, EXIF_FORMAT_SHORT,
229     { {0, N_("None")},
230       {1, N_("Standard")},
231       {2, N_("Best")},
232       {3, N_("Adjust exposure")},
233       {0, NULL}}},
234   { MNOTE_SANYO_TAG_FOCUSMODE, EXIF_FORMAT_SHORT,
235     { {1, N_("Spot focus")},
236       {2, N_("Normal focus")},
237       {0, NULL}}},
238   { MNOTE_SANYO_TAG_RECORDSHUTTERRELEASE, EXIF_FORMAT_SHORT,
239     { {0, N_("Record while down")},
240       {1, N_("Press start, press stop")},
241       {0, NULL}}},
242   { MNOTE_SANYO_TAG_RESAVED, EXIF_FORMAT_SHORT,
243     { {0, N_("No")},
244       {1, N_("Yes")},
245       {0, NULL}}},
246   { MNOTE_SANYO_TAG_CCDSENSITIVITY, EXIF_FORMAT_SHORT,
247     { {0, N_("Auto")},
248       {1, N_("ISO 50")},
249       {3, N_("ISO 100")},
250       {4, N_("ISO 200")},
251       {5, N_("ISO 400")},
252       {0, NULL}}},
253   { MNOTE_SANYO_TAG_SCENESELECT, EXIF_FORMAT_SHORT,
254     { {0, N_("Off")},
255       {1, N_("Sport")},
256       {2, N_("TV")},
257       {3, N_("Night")},
258       {4, N_("User 1")},
259       {5, N_("User 2")},
260       {6, N_("Lamp")},
261       {0, NULL}}},
262   { MNOTE_SANYO_TAG_SEQUENCESHOTINTERVAL, EXIF_FORMAT_SHORT,
263     { {0, N_("5 frames/sec")},
264       {1, N_("10 frames/sec")},
265       {2, N_("15 frames/sec")},
266       {3, N_("20 frames/sec")},
267       {0, NULL}}},
268 #endif
269   { 0, 0, { { 0, NULL } } }
270 };
271 
272 char *
mnote_olympus_entry_get_value(MnoteOlympusEntry * entry,char * v,unsigned int maxlen)273 mnote_olympus_entry_get_value (MnoteOlympusEntry *entry, char *v, unsigned int maxlen)
274 {
275 	char         buf[30];
276 	ExifLong     vl;
277 	ExifSLong    vsl;
278 	ExifShort    vs = 0;
279 	ExifSShort   vss = 0;
280 	ExifRational vr, vr2;
281 	ExifSRational vsr;
282 	int          i, j;
283 	double       r, b;
284 
285 	if (!entry)
286 		return (NULL);
287 
288 	memset (v, 0, maxlen);
289 	maxlen--;
290 
291 	if ((!entry->data) && (entry->components > 0))
292 		return (v);
293 
294 	if ((!entry->data) && (entry->size > 0))
295 		return NULL;  /* internal inconsistency error */
296 
297 	switch (entry->tag) {
298 
299 	/* Nikon */
300 	case MNOTE_NIKON_TAG_FIRMWARE:
301 		CF (entry->format,  EXIF_FORMAT_UNDEFINED, v, maxlen);
302 		CC (entry->components, 4, v, maxlen);
303 		vl = exif_get_long (entry->data, EXIF_BYTE_ORDER_INTEL);
304 		if ((vl & 0xF0F0F0F0) == 0x30303030) {
305 			memcpy (v, entry->data, MIN (maxlen, 4));
306 		} else {
307 			snprintf (v, maxlen, "%04lx", (long unsigned int) vl);
308 		}
309 		break;
310 	case MNOTE_NIKON_TAG_ISO:
311                 CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
312                 CC (entry->components, 2, v, maxlen);
313                 /*vs = exif_get_short (entry->data, entry->order);*/
314                 vs = exif_get_short (entry->data + 2, entry->order);
315                 snprintf (v, maxlen, "ISO %hd", vs);
316                 break;
317 	case MNOTE_NIKON_TAG_ISO2:
318                 CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
319                 CC (entry->components, 2, v, maxlen);
320                 /*vs = exif_get_short (entry->data, entry->order);*/
321                 vs = exif_get_short (entry->data + 2, entry->order);
322                 snprintf (v, maxlen, "ISO2 %hd", vs);
323                 break;
324 	case MNOTE_NIKON_TAG_QUALITY:
325 	case MNOTE_NIKON_TAG_COLORMODE:
326 	case MNOTE_NIKON_TAG_COLORMODE1:
327 	case MNOTE_NIKON_TAG_WHITEBALANCE:
328 	case MNOTE_NIKON_TAG_SHARPENING:
329 	case MNOTE_NIKON_TAG_FOCUSMODE:
330 	case MNOTE_NIKON_TAG_FLASHSETTING:
331 	case MNOTE_NIKON_TAG_ISOSELECTION:
332 	case MNOTE_NIKON_TAG_FLASHMODE:
333 	case MNOTE_NIKON_TAG_IMAGEADJUSTMENT:
334 	case MNOTE_NIKON_TAG_ADAPTER:
335 	case MNOTE_NIKON_TAG_SATURATION2:
336 	case MNOTE_EPSON_TAG_SOFTWARE:
337 		CF (entry->format, EXIF_FORMAT_ASCII, v, maxlen);
338 		memcpy(v, entry->data, MIN (maxlen, entry->size));
339 		break;
340 	case MNOTE_NIKON_TAG_TOTALPICTURES:
341 	case MNOTE_EPSON_TAG_IMAGE_WIDTH:
342 	case MNOTE_EPSON_TAG_IMAGE_HEIGHT:
343 		CF (entry->format, EXIF_FORMAT_LONG, v, maxlen);
344 		CC (entry->components, 1, v, maxlen);
345 		vl =  exif_get_long (entry->data, entry->order);
346 		snprintf (v, maxlen, "%lu",  (long unsigned int) vl );
347 		break;
348 	case MNOTE_NIKON_TAG_LENS_FSTOPS:
349 	case MNOTE_NIKON_TAG_EXPOSUREDIFF: {
350 		unsigned char a,b,c;
351 		CF (entry->format, EXIF_FORMAT_UNDEFINED, v, maxlen);
352 		CC (entry->components, 4, v, maxlen);
353 		vl =  exif_get_long (entry->data, entry->order);
354 		a = (vl>>24)&0xff; b = (vl>>16)&0xff; c = (vl>>8)&0xff;
355 		snprintf (v, maxlen, "%.1f",  c?(double)a*((double)b/(double)c):0 );
356 		break;
357 	}
358 	case MNOTE_NIKON_TAG_FLASHEXPCOMPENSATION:
359 	case MNOTE_NIKON_TAG_FLASHEXPOSUREBRACKETVAL:
360 		CF (entry->format, EXIF_FORMAT_UNDEFINED, v, maxlen);
361 		CC (entry->components, 4, v, maxlen);
362 		vl =  exif_get_long (entry->data, entry->order);
363 		snprintf (v, maxlen, "%.1f",  ((long unsigned int) vl>>24)/6.0 );
364 		break;
365 	case MNOTE_NIKON_TAG_SATURATION:
366 	case MNOTE_NIKON_TAG_WHITEBALANCEFINE:
367 	case MNOTE_NIKON_TAG_HUE:
368 	case MNOTE_OLYMPUS_TAG_SENSORTEMPERATURE:
369 	case MNOTE_OLYMPUS_TAG_LENSTEMPERATURE:
370 		CF (entry->format, EXIF_FORMAT_SSHORT, v, maxlen);
371 		CC (entry->components, 1, v, maxlen);
372 		vs = exif_get_short (entry->data, entry->order);
373 		snprintf (v, maxlen, "%hd", vs);
374 		break;
375 	case MNOTE_NIKON_TAG_WHITEBALANCERB:
376 		CF (entry->format, EXIF_FORMAT_RATIONAL, v, maxlen);
377 		CC (entry->components, 4, v, maxlen);
378 		vr = exif_get_rational (entry->data, entry->order);
379 		r = R2D(vr);
380 		vr = exif_get_rational (entry->data+8, entry->order);
381 		b = R2D(vr);
382 		snprintf (v, maxlen, _("Red Correction %f, blue Correction %f"), r,b);
383 		break;
384 	case MNOTE_NIKON_TAG_MANUALFOCUSDISTANCE:
385 		CF (entry->format, EXIF_FORMAT_RATIONAL, v, maxlen);
386 		CC (entry->components, 1, v, maxlen);
387 		vr = exif_get_rational (entry->data, entry->order);
388 		if (!vr.numerator || !vr.denominator) {
389 			strncpy (v, _("No manual focus selection"), maxlen);
390 		} else {
391 			r = R2D(vr);
392 			snprintf (v, maxlen, _("%2.2f meters"), r);
393 		}
394 		break;
395 	case MNOTE_NIKON_TAG_SENSORPIXELSIZE:
396 		CF (entry->format, EXIF_FORMAT_RATIONAL, v, maxlen);
397 		CC (entry->components, 2, v, maxlen);
398 		vr = exif_get_rational (entry->data, entry->order);
399 		vr2 = exif_get_rational (entry->data+8, entry->order);
400 		r = R2D(vr);
401 		b = R2D(vr2);
402 		snprintf (v, maxlen, "%2.2f x %2.2f um", r, b);
403 		break;
404 	case MNOTE_NIKON_TAG_BRACKETING:
405 		CF2 (entry->format, EXIF_FORMAT_BYTE, EXIF_FORMAT_SHORT, v, maxlen);
406 		CC (entry->components, 1, v, maxlen);
407 		if (EXIF_FORMAT_SHORT == entry->format) {
408 			vs = exif_get_short (entry->data, entry->order);
409 		} else {
410 			vs = entry->data[0];
411 		}
412 		snprintf (v, maxlen, "%hd", vs);
413 		break;
414 	case MNOTE_NIKON_TAG_AFFOCUSPOSITION:
415 		CF (entry->format, EXIF_FORMAT_UNDEFINED, v, maxlen);
416 		CC (entry->components, 4, v, maxlen);
417 		switch (  *( entry->data+1)  ) {
418 		  	case  0: strncpy (v, _("AF position: center"), maxlen); break;
419 		  	case  1: strncpy (v, _("AF position: top"), maxlen); break;
420 		  	case  2: strncpy (v, _("AF position: bottom"), maxlen); break;
421 		  	case  3: strncpy (v, _("AF position: left"), maxlen); break;
422 		  	case  4: strncpy (v, _("AF position: right"), maxlen); break;
423 			case  5: strncpy (v, _("AF position: upper-left"), maxlen); break;
424 		  	case  6: strncpy (v, _("AF position: upper-right"), maxlen); break;
425 		  	case  7: strncpy (v, _("AF position: lower-left"), maxlen); break;
426 		  	case  8: strncpy (v, _("AF position: lower-right"), maxlen); break;
427 		  	case  9: strncpy (v, _("AF position: far left"), maxlen); break;
428 		  	case  10: strncpy (v, _("AF position: far right"), maxlen); break;
429 		  	default: strncpy (v, _("Unknown AF position"), maxlen);
430 		}
431 		break;
432 	case MNOTE_OLYMPUS_TAG_FLASHDEVICE:
433 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
434 		CC (entry->components, 2, v, maxlen);
435 		vs = exif_get_short(entry->data, entry->order);
436 		/* search for the tag */
437 		for (i = 0; (items[i].tag && items[i].tag != entry->tag); i++)
438 			;
439 		if (!items[i].tag) {
440 		  	snprintf (v, maxlen, _("Internal error (unknown value %hi)"), vs);
441 		  	break;
442 		}
443 		CF (entry->format, items[i].fmt, v, maxlen);
444 		/* find the value */
445 		for (j = 0; items[i].elem[j].string &&
446 			    (items[i].elem[j].index < vs); j++);
447 		if (items[i].elem[j].index != vs) {
448 			snprintf (v, maxlen, _("Unknown value %hi"), vs);
449 			break;
450 		}
451 		strncpy (v, _(items[i].elem[j].string), maxlen);
452 		break;
453 	case MNOTE_OLYMPUS_TAG_DIGIZOOM:
454 		if (entry->format == EXIF_FORMAT_RATIONAL) {
455 			CC (entry->components, 1, v, maxlen);
456 			vr = exif_get_rational (entry->data, entry->order);
457 			if (!vr.numerator || !vr.denominator) {
458 				strncpy (v, _("None"), maxlen);
459 			} else {
460 				r = R2D(vr);
461 				snprintf (v, maxlen, "%2.2f", r);
462 			}
463 			break;
464 		}
465 		/* to handle SHORT version of this tag, */
466 		/* fall through */
467 	case MNOTE_NIKON_TAG_LENSTYPE:
468 	case MNOTE_NIKON_TAG_FLASHUSED:
469 	case MNOTE_NIKON1_TAG_QUALITY:
470 	case MNOTE_NIKON1_TAG_COLORMODE:
471 	case MNOTE_NIKON1_TAG_IMAGEADJUSTMENT:
472 	case MNOTE_NIKON1_TAG_CCDSENSITIVITY:
473 	case MNOTE_NIKON1_TAG_WHITEBALANCE:
474 	case MNOTE_NIKON1_TAG_CONVERTER:
475 	case MNOTE_OLYMPUS_TAG_QUALITY:
476 	case MNOTE_OLYMPUS_TAG_MACRO:
477 	case MNOTE_OLYMPUS_TAG_BWMODE:
478 	case MNOTE_OLYMPUS_TAG_ONETOUCHWB:
479 	case MNOTE_OLYMPUS_TAG_FLASHMODE:
480 	case MNOTE_OLYMPUS_TAG_FOCUSRANGE:
481 	case MNOTE_OLYMPUS_TAG_MANFOCUS:
482 	case MNOTE_OLYMPUS_TAG_SHARPNESS:
483 	case MNOTE_OLYMPUS_TAG_EXTERNALFLASHBOUNCE:
484 	case MNOTE_OLYMPUS_TAG_CONTRAST:
485 	case MNOTE_OLYMPUS_TAG_PREVIEWIMAGEVALID:
486 	case MNOTE_OLYMPUS_TAG_CCDSCANMODE:
487 	case MNOTE_SANYO_TAG_SEQUENTIALSHOT:
488 	case MNOTE_SANYO_TAG_FOCUSMODE:
489 	case MNOTE_SANYO_TAG_RECORDSHUTTERRELEASE:
490 	case MNOTE_SANYO_TAG_RESAVED:
491 	case MNOTE_SANYO_TAG_CCDSENSITIVITY:
492 	case MNOTE_SANYO_TAG_SCENESELECT:
493 	case MNOTE_SANYO_TAG_SEQUENCESHOTINTERVAL:
494 		CC (entry->components, 1, v, maxlen);
495 		switch (entry->format) {
496 		case EXIF_FORMAT_BYTE:
497 		case EXIF_FORMAT_UNDEFINED:
498 			vs = entry->data[0];
499 			break;
500 		case EXIF_FORMAT_SHORT:
501 			vs = exif_get_short(entry->data, entry->order);
502 			break;
503 		default:
504 			vs = 0;
505 			break;
506 		}
507 		/* search for the tag */
508 		for (i = 0; (items[i].tag && items[i].tag != entry->tag); i++)
509 			;
510 		if (!items[i].tag) {
511 		  	snprintf (v, maxlen, _("Internal error (unknown value %hi)"), vs);
512 		  	break;
513 		}
514 		CF (entry->format, items[i].fmt, v, maxlen);
515 		/* find the value */
516 		for (j = 0; items[i].elem[j].string &&
517 			    (items[i].elem[j].index < vs); j++);
518 		if (items[i].elem[j].index != vs) {
519 			snprintf (v, maxlen, _("Unknown value %hi"), vs);
520 			break;
521 		}
522 		strncpy (v, _(items[i].elem[j].string), maxlen);
523 		break;
524 	case MNOTE_OLYMPUS_TAG_NOISEREDUCTION:
525 	case MNOTE_SANYO_TAG_WIDERANGE:
526 	case MNOTE_SANYO_TAG_COLORADJUSTMENTMODE:
527 	case MNOTE_SANYO_TAG_QUICKSHOT:
528 	case MNOTE_SANYO_TAG_VOICEMEMO:
529 	case MNOTE_SANYO_TAG_FLICKERREDUCE:
530 	case MNOTE_SANYO_TAG_OPTICALZOOM:
531 	case MNOTE_SANYO_TAG_DIGITALZOOM:
532 	case MNOTE_SANYO_TAG_LIGHTSOURCESPECIAL:
533 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
534 		CC (entry->components, 1, v, maxlen);
535 		vs = exif_get_short (entry->data, entry->order);
536 		switch (vs) {
537 		case 0:
538 			strncpy (v, _("Off"), maxlen);
539 			break;
540 		case 1:
541 			strncpy (v, _("On"), maxlen);
542 			break;
543 		default:
544 			sprintf (buf, _("Unknown %hu"), vs);
545 			strncat (v, buf, maxlen - strlen (v));
546 			break;
547 		}
548 		break;
549 	case MNOTE_SANYO_TAG_SELFTIMER:
550 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
551 		CC (entry->components, 1, v, maxlen);
552 		vs = exif_get_short (entry->data, entry->order);
553 		switch (vs) {
554 		case 0:
555 			strncpy (v, _("Off"), maxlen);
556 			break;
557 		case 1:
558 			strncpy (v, _("On"), maxlen);
559 			break;
560 		case 2:
561 			strncpy (v, _("2 sec."), maxlen);
562 			break;
563 		default:
564 			sprintf (buf, _("Unknown %hu"), vs);
565 			strncat (v, buf, maxlen - strlen (v));
566 			break;
567 		}
568 		break;
569 	case MNOTE_NIKON_TAG_LENS:
570 		CF (entry->format, EXIF_FORMAT_RATIONAL, v, maxlen);
571 		CC (entry->components, 4, v, maxlen);
572 		{
573 			double c,d;
574 			unsigned long a,b;
575 			vr = exif_get_rational (entry->data, entry->order);
576 			a = R2L(vr);
577 			vr = exif_get_rational (entry->data+8, entry->order);
578 			b = R2L(vr);
579 			vr = exif_get_rational (entry->data+16, entry->order);
580 			c = R2D(vr);
581 			vr = exif_get_rational (entry->data+24, entry->order);
582 			d = R2D(vr);
583 			snprintf (v, maxlen, "%ld-%ldmm 1:%3.1f - %3.1f",a,b,c,d);
584 		}
585 		break;
586 
587 	/* Olympus */
588 	case MNOTE_OLYMPUS_TAG_MODE:
589 		CF (entry->format, EXIF_FORMAT_LONG, v, maxlen);
590 		CC (entry->components, 3, v, maxlen);
591 		vl = exif_get_long (entry->data, entry->order);
592 		switch (vl) {
593 		case 0:
594 			strncpy (v, _("Normal"), maxlen);
595 			break;
596 		case 1:
597 			strncpy (v, _("Unknown"), maxlen);
598 			break;
599 		case 2:
600 			strncpy (v, _("Fast"), maxlen);
601 			break;
602 		case 3:
603 			strncpy (v, _("Panorama"), maxlen);
604 			break;
605 		default:
606 			snprintf (v, maxlen, "%li", (long int) vl);
607 		}
608 		vl = exif_get_long (entry->data + 4, entry->order);
609 		snprintf (buf, sizeof (buf), "/%li/", (long int) vl);
610 		strncat (v, buf, maxlen - strlen (v));
611 		vl = exif_get_long (entry->data + 8, entry->order);
612 		switch (vl) {
613 		case 1:
614 			strncat (v, _("Left to right"), maxlen - strlen (v));
615 			break;
616 		case 2:
617 			strncat (v, _("Right to left"), maxlen - strlen (v));
618 			break;
619 		case 3:
620 			strncat (v, _("Bottom to top"), maxlen - strlen (v));
621 			break;
622 		case 4:
623 			strncat (v, _("Top to bottom"), maxlen - strlen (v));
624 			break;
625 		default:
626 			snprintf (buf, sizeof (buf), "%li",
627 				  (long int) vl);
628 			strncat (v, buf, maxlen - strlen (v));
629 		}
630 		break;
631 	case MNOTE_OLYMPUS_TAG_LENSDISTORTION:
632 		if (entry->format == EXIF_FORMAT_SHORT) {
633 			/* Epson uses a single SHORT here */
634 			CC (entry->components, 1, v, maxlen);
635 			vs = exif_get_short (entry->data, entry->order);
636 			sprintf (buf, "%hu", vs);
637 			strncat (v, buf, maxlen - strlen (v));
638 		} else {
639 			/* Others use an array of SSHORT here */
640 			CC (entry->components, 6, v, maxlen);
641 			CF (entry->format, EXIF_FORMAT_SSHORT, v, maxlen);
642 			for (i=0; i < (int)entry->components; ++i) {
643 				vss = exif_get_sshort (entry->data+2*i, entry->order);
644 				sprintf (buf, "%hd ", vss);
645 				strncat (v, buf, maxlen - strlen (v));
646 			}
647 		}
648 		break;
649 	case MNOTE_OLYMPUS_TAG_COLORCONTROL:
650 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
651 		CC (entry->components, 6, v, maxlen);
652 		for (i=0; i < (int)entry->components; ++i) {
653 			vs = exif_get_short (entry->data+2*i, entry->order);
654 			sprintf (buf, "%hu ", vs);
655 			strncat (v, buf, maxlen - strlen (v));
656 		}
657 		break;
658 	case MNOTE_OLYMPUS_TAG_VERSION:
659 		CF (entry->format, EXIF_FORMAT_ASCII, v, maxlen);
660 		CC2 (entry->components, 5, 8, v, maxlen);
661 		strncpy (v, (char *)entry->data, MIN (maxlen, entry->size));
662 		break;
663 	case MNOTE_OLYMPUS_TAG_SERIALNUMBER2:
664 		CF (entry->format, EXIF_FORMAT_ASCII, v, maxlen);
665 		strncpy (v, (char *)entry->data, MIN (maxlen, entry->size));
666 		break;
667 	case MNOTE_OLYMPUS_TAG_INFO:
668 		CF (entry->format, EXIF_FORMAT_ASCII, v, maxlen);
669 		CC2 (entry->components, 52, 60, v, maxlen);
670 		strncpy (v, (char *)entry->data, MIN (maxlen, entry->size));
671 		break;
672 	case MNOTE_OLYMPUS_TAG_ID:
673 		CF (entry->format, EXIF_FORMAT_UNDEFINED, v, maxlen);
674 		CC (entry->components, 32, v, maxlen);
675 		strncpy (v, (char *)entry->data, MIN (maxlen, entry->size));
676 		break;
677 	case MNOTE_OLYMPUS_TAG_UNKNOWN_4:
678 		CF (entry->format, EXIF_FORMAT_LONG, v, maxlen);
679 		CC (entry->components, 30, v, maxlen);
680 		for (i=0; i < (int)entry->components; ++i) {
681 			vl = exif_get_long (entry->data+4*i, entry->order);
682 			sprintf (buf, "%lu ", (unsigned long)vl);
683 			strncat (v, buf, maxlen - strlen (v));
684 		}
685 		break;
686 	case MNOTE_OLYMPUS_TAG_FOCUSDIST:
687 		CF (entry->format, EXIF_FORMAT_RATIONAL, v, maxlen);
688 		CC (entry->components, 1, v, maxlen);
689 		vr = exif_get_rational (entry->data, entry->order);
690 		if (!vr.numerator || !vr.denominator) {
691 			strncpy (v, _("Unknown"), maxlen);
692 		}
693 		else {
694 			unsigned long tmp = vr.numerator / vr.denominator;
695 			snprintf (v, maxlen, "%li mm", tmp);
696 		}
697 		break;
698 	case MNOTE_OLYMPUS_TAG_WBALANCE:
699 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
700 		CC (entry->components, 2, v, maxlen);
701 		vs = exif_get_short (entry->data, entry->order);
702 		switch (vs) {
703 		case 1:
704 			strncpy (v, _("Automatic"), maxlen);
705 			break;
706 		case 2:
707 			{
708 				ExifShort v2 = exif_get_short (entry->data + 2, entry->order);
709 				unsigned long colorTemp = 0;
710 				switch (v2) {
711 				case 2:
712 					colorTemp = 3000;
713 					break;
714 				case 3:
715 					colorTemp = 3700;
716 					break;
717 				case 4:
718 					colorTemp = 4000;
719 					break;
720 				case 5:
721 					colorTemp = 4500;
722 					break;
723 				case 6:
724 					colorTemp = 5500;
725 					break;
726 				case 7:
727 					colorTemp = 6500;
728 					break;
729 				case 9:
730 					colorTemp = 7500;
731 					break;
732 				}
733 				if (colorTemp) {
734 					snprintf (v, maxlen, _("Manual: %liK"), colorTemp);
735 				}
736 				else {
737 					strncpy (v, _("Manual: unknown"), maxlen);
738 				}
739 
740 			}
741 			break;
742 		case 3:
743 			strncpy (v, _("One-touch"), maxlen);
744 			break;
745 		default:
746 			strncpy (v, _("Unknown"), maxlen);
747 			break;
748 		}
749 		break;
750 	case MNOTE_OLYMPUS_TAG_REDBALANCE:
751 	case MNOTE_OLYMPUS_TAG_BLUEBALANCE:
752 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
753 		CC (entry->components, 2, v, maxlen);
754 		vs = exif_get_short (entry->data, entry->order);
755 		snprintf (v, maxlen, "%hu ", vs);
756 		vs = exif_get_short (entry->data + 2, entry->order);
757 		sprintf (buf, "%hu", vs);
758 		strncat (v, buf, maxlen - strlen (v));
759 		break;
760 	case MNOTE_OLYMPUS_TAG_BLACKLEVEL:
761 	case MNOTE_NIKON_TAG_IMAGEBOUNDARY:
762 		CC (entry->components, 4, v, maxlen);
763 		/* Fall through to COLORMATRIX */
764 		/* fall through */
765 	case MNOTE_OLYMPUS_TAG_COLORMATRIX:
766 		CF (entry->format, EXIF_FORMAT_SHORT, v, maxlen);
767 		if (entry->tag == MNOTE_OLYMPUS_TAG_COLORMATRIX)
768 			CC (entry->components, 9, v, maxlen);
769 		for (i=0; i < (int)entry->components; ++i) {
770 			vs = exif_get_short (entry->data+2*i, entry->order);
771 			sprintf (buf, "%hu ", vs);
772 			strncat (v, buf, maxlen - strlen (v));
773 		}
774 		break;
775 	case MNOTE_NIKON1_TAG_FOCUS:
776 	case MNOTE_NIKON_TAG_DIGITALZOOM:
777 	case MNOTE_NIKON1_TAG_DIGITALZOOM:
778 	case MNOTE_OLYMPUS_TAG_FOCALPLANEDIAGONAL:
779 		CF (entry->format, EXIF_FORMAT_RATIONAL, v, maxlen);
780 		/* Fall through to default handler for display */
781 		/* fall through */
782 	default:
783 		switch (entry->format) {
784 		case EXIF_FORMAT_ASCII:
785 			strncpy (v, (char *)entry->data, MIN (maxlen, entry->size));
786 			break;
787 		case EXIF_FORMAT_SHORT:
788 			CC (entry->components, 1, v, maxlen);
789 			vs = exif_get_short (entry->data, entry->order);
790 			snprintf (v, maxlen, "%hu", vs);
791 			break;
792 		case EXIF_FORMAT_SSHORT:
793 			CC (entry->components, 1, v, maxlen);
794 			vss = exif_get_sshort (entry->data, entry->order);
795 			snprintf (v, maxlen, "%hi", vss);
796 			break;
797 		case EXIF_FORMAT_LONG:
798 			CC (entry->components, 1, v, maxlen);
799 			vl = exif_get_long (entry->data, entry->order);
800 			snprintf (v, maxlen, "%lu", (long unsigned) vl);
801 			break;
802 		case EXIF_FORMAT_SLONG:
803 			CC (entry->components, 1, v, maxlen);
804 			vsl = exif_get_slong (entry->data, entry->order);
805 			snprintf (v, maxlen, "%li", (long int) vsl);
806 			break;
807 		case EXIF_FORMAT_RATIONAL:
808 			CC (entry->components, 1, v, maxlen);
809 			vr = exif_get_rational (entry->data, entry->order);
810 			if (!vr.denominator) {
811 				strncpy (v, _("Infinite"), maxlen);
812 			} else {
813 				r = R2D(vr);
814 				snprintf (v, maxlen, "%2.3f", r);
815 			}
816 			break;
817 		case EXIF_FORMAT_SRATIONAL:
818 			CC (entry->components, 1, v, maxlen);
819 			vsr = exif_get_srational (entry->data, entry->order);
820 			if (!vsr.denominator) {
821 				strncpy (v, _("Infinite"), maxlen);
822 			} else {
823 				r = R2D(vsr);
824 				snprintf (v, maxlen, "%2.3f", r);
825 			}
826 			break;
827 		case EXIF_FORMAT_UNDEFINED:
828 		default:
829 			snprintf (v, maxlen, _("%i bytes unknown data: "),
830 				  entry->size);
831 			for (i = 0; i < (int)entry->size; i++) {
832 				sprintf (buf, "%02x", entry->data[i]);
833 				strncat (v, buf, maxlen - strlen (v));
834 			}
835 			break;
836 		}
837 		break;
838 	}
839 
840 	return (v);
841 }
842