diff options
Diffstat (limited to 'src/exif_nikon.c')
| -rw-r--r-- | src/exif_nikon.c | 161 |
1 files changed, 102 insertions, 59 deletions
diff --git a/src/exif_nikon.c b/src/exif_nikon.c index d9e83a1..42f1137 100644 --- a/src/exif_nikon.c +++ b/src/exif_nikon.c @@ -100,10 +100,12 @@ static void exn_get_prim_af_pt(unsigned int phasedetectaf, unsigned int primafpt, char * buffer, unsigned int maxsize); - - - +static void exn_get_mnote_nikon_168(ExifData *ed, char * buffer, unsigned int maxsize); +static void exn_get_mnote_nikon_183(ExifData *ed, char * buffer, unsigned int maxsize); + + +/* get primary AF point */ static void exn_get_prim_af_pt(unsigned int phasedetectaf, unsigned int primafpt, char * buffer, @@ -162,59 +164,46 @@ static void exn_get_prim_af_pt(unsigned int phasedetectaf, -/* get interesting nikon maker note tags in readable form */ -void exn_get_mnote_nikon_tags(ExifData *ed, char * buffer, unsigned int maxsize) +/* get nikon Flash info: control mode (168) info */ +static void exn_get_mnote_nikon_168(ExifData *ed, char * buffer, unsigned int maxsize) { char buf[EXIF_STD_BUF_LEN]; - unsigned int exn_fcm = (EXN_FLASH_CONTROL_MODES_MAX-1); /* default to N/A */ unsigned int version = 0; unsigned int length = 0; - unsigned int contrastdetectaf = 0; - unsigned int afareamode = 0; - unsigned int phasedetectaf = 0; - unsigned int primaryafpoint = 0; + unsigned int exn_fcm = (EXN_FLASH_CONTROL_MODES_MAX-1); /* default to N/A */ + /* libexif does not support flash info 168 yet. so we have to parse the debug data :-( */ buf[0] = '\0'; - exif_get_tag(ed, EXIF_IFD_EXIF, EXIF_TAG_FLASH, buf, sizeof(buf)); - exif_trim_spaces(buf); - - if ( !(strcmp("Flash: Flash did not fire\n", buf) == 0) ) + exif_get_mnote_tag(ed, 168, buf, sizeof(buf)); + sscanf(buf, "(null): %u bytes unknown data: 303130%02X%*10s%02X", &length, &version, &exn_fcm); + exn_fcm = exn_fcm & EXN_FLASH_CONTROL_MODE_MASK; + + if ( (exn_fcm < EXN_FLASH_CONTROL_MODES_MAX) + && ( ((length == 22) && (version == '3')) /* Nikon FlashInfo0103 */ + || ((length == 22) && (version == '4')) /* Nikon FlashInfo0104 */ + || ((length == 21) && (version == '2')) /* Nikon FlashInfo0102 */ + || ((length == 19) && (version == '0')) /* Nikon FlashInfo0100 */ + ) + ) { - /* show extended flash info if flash was fired */ - - /* Flash Setting */ - exif_get_mnote_tag(ed, 8, buffer + strlen(buffer), maxsize - strlen(buffer)); - /* Flash Mode */ - exif_get_mnote_tag(ed, 9, buffer + strlen(buffer), maxsize - strlen(buffer)); - /* flash exposure bracket value */ - exif_get_mnote_tag(ed, 24, buffer + strlen(buffer), maxsize - strlen(buffer)); - /* Flash used */ - exif_get_mnote_tag(ed, 135, buffer + strlen(buffer), maxsize - strlen(buffer)); - - /* Flash info: control mode. */ - /* libexif does not support flash info 168 yet. so we have to parse the debug data :-( */ - buf[0] = '\0'; - exif_get_mnote_tag(ed, 168, buf, sizeof(buf)); - sscanf(buf, "(null): %u bytes unknown data: 303130%02X%*10s%02X", &length, &version, &exn_fcm); - exn_fcm = exn_fcm & EXN_FLASH_CONTROL_MODE_MASK; - - if ( (exn_fcm < EXN_FLASH_CONTROL_MODES_MAX) - && ( ((length == 22) && (version == '3')) /* Nikon FlashInfo0103 */ - || ((length == 22) && (version == '4')) /* Nikon FlashInfo0104 */ - || ((length == 21) && (version == '2')) /* Nikon FlashInfo0102 */ - || ((length == 19) && (version == '0')) /* Nikon FlashInfo0100 */ - ) - ) - { - snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "NikonFlashControlMode: %s\n", - EXN_NikonFlashControlModeValues[exn_fcm]); - } + snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "NikonFlashControlMode: %s\n", + EXN_NikonFlashControlModeValues[exn_fcm]); } - /* Lens */ - exif_get_mnote_tag(ed, 132, buffer + strlen(buffer), maxsize - strlen(buffer)); - /* Digital Vari-Program */ - exif_get_mnote_tag(ed, 171, buffer + strlen(buffer), maxsize - strlen(buffer)); +} + + + +/* get nikon AFInfo2 (183) info */ +static void exn_get_mnote_nikon_183(ExifData *ed, char * buffer, unsigned int maxsize) +{ + char buf[EXIF_STD_BUF_LEN]; + unsigned int contrastdetectaf = 0; + unsigned int afareamode = 0; + unsigned int phasedetectaf = 0; + unsigned int primaryafpoint = 0; + unsigned int version = 0; + unsigned int length = 0; /* AFInfo2 */ /* libexif does not support AFInfo2 183 yet. so we have to parse the debug data :-( */ @@ -231,34 +220,88 @@ void exn_get_mnote_nikon_tags(ExifData *ed, char * buffer, unsigned int maxsize) if ( ((length == 30) && (version == '0')) && (contrastdetectaf < EXN_CONTRAST_DETECT_AF_MAX) && (phasedetectaf < EXN_PHASE_DETECT_AF_MAX) - - ) + ) { if ( (contrastdetectaf != 0) && (afareamode < EXN_AF_AREA_MODE_C_MAX) ) { /* Contrast AF (live view) */ snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), - "ContrastDetectAF: %s; AFAreaMode: %s\n", - EXN_NikonContrastDetectAF[contrastdetectaf], - EXN_NikonAFAreaModeContr[afareamode]); - + "ContrastDetectAF: %s; AFAreaMode: %s\n", + EXN_NikonContrastDetectAF[contrastdetectaf], + EXN_NikonAFAreaModeContr[afareamode]); + } else if ( (phasedetectaf != 0) && (afareamode < EXN_AF_AREA_MODE_P_MAX) ) { /* Phase AF */ buf[0] = '\0'; exn_get_prim_af_pt(phasedetectaf, primaryafpoint, buf, EXIF_STD_BUF_LEN); - + snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), - "PhaseDetectAF: %s; AreaMode: %s; PrimaryAFPoint: %s\n", - EXN_NikonPhaseDetectAF[phasedetectaf], - EXN_NikonAFAreaModePhase[afareamode], - buf - ); + "PhaseDetectAF: %s; AreaMode: %s; PrimaryAFPoint: %s\n", + EXN_NikonPhaseDetectAF[phasedetectaf], + EXN_NikonAFAreaModePhase[afareamode], + buf + ); } + + } +} + + + +/* get interesting nikon maker note tags in readable form */ +void exn_get_mnote_nikon_tags(ExifData *ed, unsigned int tag, char * buffer, unsigned int maxsize) +{ + char buf[EXIF_STD_BUF_LEN]; + + buf[0] = '\0'; + exif_get_tag(ed, EXIF_IFD_EXIF, EXIF_TAG_FLASH, buf, sizeof(buf)); + exif_trim_spaces(buf); + + switch(tag) + { + /* show only if flash was used */ + case 8: /* Flash Setting */ + case 9: /* Flash Mode */ + case 24: /* Flash exposure bracket value */ + case 135: /* Flash used */ + { + if ( !(strcmp("Flash: Flash did not fire\n", buf) == 0) ) + { + /* show extended flash info only if flash was fired */ + exif_get_mnote_tag(ed, tag, buffer + strlen(buffer), maxsize - strlen(buffer)); + } + } + break; + case 168: + { + /* Flash info: control mode */ + if ( !(strcmp("Flash: Flash did not fire\n", buf) == 0) ) + { + /* show extended flash info only if flash was fired */ + exn_get_mnote_nikon_168(ed, buffer + strlen(buffer), maxsize - strlen(buffer)); + } + } + break; + + case 183: + { + /* AFInfo 2 */ + exn_get_mnote_nikon_183(ed, buffer + strlen(buffer), maxsize - strlen(buffer)); + } + break; + + default: + { + /* normal makernote tags without special treatment */ + exif_get_mnote_tag(ed, tag, buffer + strlen(buffer), maxsize - strlen(buffer)); + } + break; } + return; } |