Loading src/exif.c +237 −228 Original line number Diff line number Diff line Loading @@ -42,118 +42,117 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. /* remove all spaces on the right end of a string */ void exif_trim_spaces(char *str) { char *end; for (end = str; *str!='\0'; str++) { if (*str != ' ') { end = str + 1; } } *end = '\0'; char *end; for (end = str; *str != '\0'; str++) { if (*str != ' ') { end = str + 1; } } *end = '\0'; } /* show given exif tag content with tag name */ void exif_get_tag(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize) void exif_get_tag(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize) { char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ( (d != NULL) && (buffer != NULL) && (maxsize > 0) ) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s: %s\n", exif_tag_get_name_in_ifd(tag,ifd), s)); snprintf(buffer, (size_t)maxsize, "%s: %s\n", exif_tag_get_name_in_ifd(tag,ifd), s); } } } char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ((d != NULL) && (buffer != NULL) && (maxsize > 0)) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s: %s\n", exif_tag_get_name_in_ifd(tag, ifd), s)); snprintf(buffer, (size_t) maxsize, "%s: %s\n", exif_tag_get_name_in_ifd(tag, ifd), s); } } } } /* show given exif tag content without tag name */ void exif_get_tag_content(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize) void exif_get_tag_content(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize) { char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ( (d != NULL) && (buffer != NULL) && (maxsize > 0) ) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s - %s\n", exif_tag_get_name_in_ifd(tag,ifd), s)); snprintf(buffer, (size_t)maxsize, "%s", s); } } } char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ((d != NULL) && (buffer != NULL) && (maxsize > 0)) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s - %s\n", exif_tag_get_name_in_ifd(tag, ifd), s)); snprintf(buffer, (size_t) maxsize, "%s", s); } } } } /* Show the given MakerNote tag if it exists */ void exif_get_mnote_tag(ExifData *d, unsigned int tag, char* buffer, unsigned int maxsize) void exif_get_mnote_tag(ExifData * d, unsigned int tag, char *buffer, unsigned int maxsize) { ExifMnoteData *mn = NULL; int i, num; char buf[1024]; if ( (d!=NULL) && (buffer!=NULL) && (maxsize > 0) ) { mn = exif_data_get_mnote_data(d); } else { return; } if ( mn != NULL ) { num = exif_mnote_data_count(mn); /* Loop through all MakerNote tags, searching for the desired one */ for (i=0; i < num; ++i) { D(("%d/%d %d 0x%2x %s; %s\n", i, num, exif_mnote_data_get_id(mn, i), exif_mnote_data_get_id(mn, i), exif_mnote_data_get_name(mn,i), exif_mnote_data_get_title(mn, i) )); if (exif_mnote_data_get_id(mn, i) == tag) { if (exif_mnote_data_get_value(mn, i, buf, sizeof(buf))) { /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(buf); if (*buf != '\0') { D(("%s\n", buf)); snprintf(buffer, (size_t)maxsize, "%s: %s\n", exif_mnote_data_get_title(mn, i), buf); } } } } } ExifMnoteData *mn = NULL; int i, num; char buf[1024]; if ((d != NULL) && (buffer != NULL) && (maxsize > 0)) { mn = exif_data_get_mnote_data(d); } else { return; } if (mn != NULL) { num = exif_mnote_data_count(mn); /* Loop through all MakerNote tags, searching for the desired one */ for (i = 0; i < num; ++i) { D(("%d/%d %d 0x%2x %s; %s\n", i, num, exif_mnote_data_get_id(mn, i), exif_mnote_data_get_id(mn, i), exif_mnote_data_get_name(mn, i), exif_mnote_data_get_title(mn, i))); if (exif_mnote_data_get_id(mn, i) == tag) { if (exif_mnote_data_get_value (mn, i, buf, sizeof(buf))) { /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(buf); if (*buf != '\0') { D(("%s\n", buf)); snprintf(buffer, (size_t) maxsize, "%s: %s\n", exif_mnote_data_get_title (mn, i), buf); } } } } } } Loading @@ -161,80 +160,75 @@ void exif_get_mnote_tag(ExifData *d, unsigned int tag, char* buffer, unsigned in /* get gps coordinates if available */ void exif_get_gps_coords(ExifData * ed, char *buffer, unsigned int maxsize) { char buf[EXIF_STD_BUF_LEN]; buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE_REF, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "GPS: %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE_REF, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), ", %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_MAP_DATUM, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "(%s)\n", buf); } else { return; } char buf[EXIF_STD_BUF_LEN]; buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE_REF, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "GPS: %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE_REF, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), ", %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_MAP_DATUM, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "(%s)\n", buf); } else { return; } } /* return data structure with exif data if available */ ExifData * exif_get_data(char *path) ExifData *exif_get_data(char *path) { ExifData *ed = NULL; ExifData *ed = NULL; /* Load an ExifData object from an EXIF file */ ed = exif_data_new_from_file(path); if (ed == NULL) { D(("File not readable or no Exif data present in %s\n", path)); } /* Load an ExifData object from an EXIF file */ ed = exif_data_new_from_file(path); if (ed == NULL) { D(("File not readable or no Exif data present in %s\n", path)); } return(ed); return (ed); } Loading @@ -243,76 +237,91 @@ ExifData * exif_get_data(char *path) /* get all exif data in readable form */ void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize) { ExifEntry *entry = NULL; char buf[EXIF_STD_BUF_LEN]; unsigned short int i = 0; if ( (buffer == NULL) || (maxsize == 0) ) { return; } else if (ed == NULL) { snprintf(buffer, (size_t)maxsize, "%s\n", "No Exif data in file."); return; } else { /* show normal exif tags. list must be defined in exif_cfg.h */ while ( (i < USHRT_MAX) && (Exif_tag_list[i].ifd != EXIF_IFD_COUNT) ) { exif_get_tag(ed, Exif_tag_list[i].ifd, Exif_tag_list[i].tag, buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } /* show vendor specific makernote tags */ entry = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_MAKE); if (entry != NULL) { if (exif_entry_get_value(entry, buf, sizeof(buf))) { exif_trim_spaces(buf); if ( (strcmp(buf, "NIKON CORPORATION") == 0) || (strcmp(buf, "Nikon") == 0) || (strcmp(buf, "NIKON") == 0) ) { /* show nikon makernote exif tags. list must be defined in exif_cfg.h */ i=0; while ( (i < USHRT_MAX) && (Exif_makernote_nikon_tag_list[i] != EXIF_NIKON_MAKERNOTE_END) ) { exn_get_mnote_nikon_tags(ed, Exif_makernote_nikon_tag_list[i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else if ( (strcmp(buf, "Canon") == 0) ) { /* show canon makernote exif tags. list must be defined in exif_cfg.h */ i=0; while ( (i < USHRT_MAX) && (Exif_makernote_canon_tag_list[i] != EXIF_CANON_MAKERNOTE_END) ) { exc_get_mnote_canon_tags(ed, Exif_makernote_canon_tag_list[i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else { } } } /* show gps coordinates */ exif_get_gps_coords(ed, buffer + strlen(buffer), maxsize - strlen(buffer)); } ExifEntry *entry = NULL; char buf[EXIF_STD_BUF_LEN]; unsigned short int i = 0; if ((buffer == NULL) || (maxsize == 0)) { return; } else if (ed == NULL) { snprintf(buffer, (size_t) maxsize, "%s\n", "No Exif data in file."); return; } else { /* show normal exif tags. list must be defined in exif_cfg.h */ while ((i < USHRT_MAX) && (Exif_tag_list[i].ifd != EXIF_IFD_COUNT)) { exif_get_tag(ed, Exif_tag_list[i].ifd, Exif_tag_list[i].tag, buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } /* show vendor specific makernote tags */ entry = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_MAKE); if (entry != NULL) { if (exif_entry_get_value(entry, buf, sizeof(buf))) { exif_trim_spaces(buf); if ((strcmp(buf, "NIKON CORPORATION") == 0) || (strcmp(buf, "Nikon") == 0) || (strcmp(buf, "NIKON") == 0) ) { /* show nikon makernote exif tags. list must be defined in exif_cfg.h */ i = 0; while ((i < USHRT_MAX) && (Exif_makernote_nikon_tag_list [i] != EXIF_NIKON_MAKERNOTE_END)) { exn_get_mnote_nikon_tags (ed, Exif_makernote_nikon_tag_list [i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else if ((strcmp(buf, "Canon") == 0)) { /* show canon makernote exif tags. list must be defined in exif_cfg.h */ i = 0; while ((i < USHRT_MAX) && (Exif_makernote_canon_tag_list [i] != EXIF_CANON_MAKERNOTE_END)) { exc_get_mnote_canon_tags (ed, Exif_makernote_canon_tag_list [i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else { } } } /* show gps coordinates */ exif_get_gps_coords(ed, buffer + strlen(buffer), maxsize - strlen(buffer)); } } #endif src/exif.h +11 −6 Original line number Diff line number Diff line Loading @@ -32,11 +32,16 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #define EXIF_STD_BUF_LEN 128 extern void exif_trim_spaces(char *str); extern void exif_get_tag(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize); extern void exif_get_tag_content(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize); extern void exif_get_mnote_tag(ExifData *d, unsigned int tag, char* buffer, unsigned int maxsize); extern void exif_get_gps_coords(ExifData * ed, char *buffer, unsigned int maxsize); extern ExifData * exif_get_data(char *path); extern void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize); extern void exif_get_tag(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize); extern void exif_get_tag_content(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize); extern void exif_get_mnote_tag(ExifData * d, unsigned int tag, char *buffer, unsigned int maxsize); extern void exif_get_gps_coords(ExifData * ed, char *buffer, unsigned int maxsize); extern ExifData *exif_get_data(char *path); extern void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize); #endif src/exif_canon.c +15 −15 Original line number Diff line number Diff line Loading @@ -36,26 +36,26 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. /* get interesting canon maker note tags in readable form */ void exc_get_mnote_canon_tags(ExifData *ed, unsigned int tag, char * buffer, unsigned int maxsize) void exc_get_mnote_canon_tags(ExifData * ed, unsigned int tag, char *buffer, unsigned int maxsize) { /* char buf[EXIF_STD_BUF_LEN]; /* 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); */ buf[0] = '\0'; exif_get_tag(ed, EXIF_IFD_EXIF, EXIF_TAG_FLASH, buf, sizeof(buf)); exif_trim_spaces(buf); */ switch(tag) { default: { /* normal makernote tags without special treatment */ exif_get_mnote_tag(ed, tag, buffer, maxsize); } break; } switch (tag) { default: { /* normal makernote tags without special treatment */ exif_get_mnote_tag(ed, tag, buffer, maxsize); } break; } return; return; } #endif src/exif_canon.h +2 −1 Original line number Diff line number Diff line Loading @@ -28,6 +28,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include <libexif/exif-data.h> extern void exc_get_mnote_canon_tags(ExifData *ed, unsigned int tag, char * buffer, unsigned int maxsize); extern void exc_get_mnote_canon_tags(ExifData * ed, unsigned int tag, char *buffer, unsigned int maxsize); #endif src/exif_cfg.h +48 −52 Original line number Diff line number Diff line Loading @@ -28,78 +28,74 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include <libexif/exif-data.h> typedef struct { ExifIfd ifd; /* section */ ExifTag tag; /* tag */ typedef struct { ExifIfd ifd; /* section */ ExifTag tag; /* tag */ } t_EXIF_INFO; /* show these standard tags. section must be given first, than the tag itself */ /* definition: http://libexif.sourceforge.net/api/exif-tag_8h.html */ const t_EXIF_INFO Exif_tag_list [] = { {EXIF_IFD_0, EXIF_TAG_MAKE}, {EXIF_IFD_0, EXIF_TAG_MODEL}, {EXIF_IFD_0, EXIF_TAG_IMAGE_DESCRIPTION}, {EXIF_IFD_EXIF, EXIF_TAG_DATE_TIME_ORIGINAL}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_TIME}, {EXIF_IFD_EXIF, EXIF_TAG_SHUTTER_SPEED_VALUE}, {EXIF_IFD_EXIF, EXIF_TAG_FNUMBER}, {EXIF_IFD_EXIF, EXIF_TAG_APERTURE_VALUE}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_BIAS_VALUE}, {EXIF_IFD_EXIF, EXIF_TAG_ISO_SPEED_RATINGS}, {EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH}, {EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH_IN_35MM_FILM}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_MODE}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_PROGRAM}, {EXIF_IFD_EXIF, EXIF_TAG_SCENE_CAPTURE_TYPE}, {EXIF_IFD_EXIF, EXIF_TAG_FLASH}, {EXIF_IFD_COUNT, 0} /* end marker */ const t_EXIF_INFO Exif_tag_list[] = { { EXIF_IFD_0, EXIF_TAG_MAKE }, { EXIF_IFD_0, EXIF_TAG_MODEL }, { EXIF_IFD_0, EXIF_TAG_IMAGE_DESCRIPTION }, { EXIF_IFD_EXIF, EXIF_TAG_DATE_TIME_ORIGINAL }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_TIME }, { EXIF_IFD_EXIF, EXIF_TAG_SHUTTER_SPEED_VALUE }, { EXIF_IFD_EXIF, EXIF_TAG_FNUMBER }, { EXIF_IFD_EXIF, EXIF_TAG_APERTURE_VALUE }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_BIAS_VALUE }, { EXIF_IFD_EXIF, EXIF_TAG_ISO_SPEED_RATINGS }, { EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH }, { EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH_IN_35MM_FILM }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_MODE }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_PROGRAM }, { EXIF_IFD_EXIF, EXIF_TAG_SCENE_CAPTURE_TYPE }, { EXIF_IFD_EXIF, EXIF_TAG_FLASH }, { EXIF_IFD_COUNT, 0 } /* end marker */ }; /* Nikon */ #define EXIF_NIKON_MAKERNOTE_END 0 /* end marker: if 0 used as a tag we must find something else */ #define EXIF_NIKON_MAKERNOTE_END 0 /* end marker: if 0 used as a tag we must find something else */ /* show these nikon makernote tags */ const unsigned int Exif_makernote_nikon_tag_list [] = { 6, 8, /* Flash Setting */ 9, /* Flash Mode */ 135, /* Flash used */ 18, /* Flash Exposure Comp */ 168, /* Flash info: control mode */ 2, /* ISO. Has some more info than EXIF_TAG_ISO_SPEED_RATINGS but also fails on Lo.1 */ 5, /* White Balance */ 132, /* Lens */ 171, /* Digital Vari-Program */ 34, /* Active D-Lighting */ 35, /* PictureControlData */ 183, /* AFInfo2 */ EXIF_NIKON_MAKERNOTE_END /* end marker */ const unsigned int Exif_makernote_nikon_tag_list[] = { 6, 8, /* Flash Setting */ 9, /* Flash Mode */ 135, /* Flash used */ 18, /* Flash Exposure Comp */ 168, /* Flash info: control mode */ 2, /* ISO. Has some more info than EXIF_TAG_ISO_SPEED_RATINGS but also fails on Lo.1 */ 5, /* White Balance */ 132, /* Lens */ 171, /* Digital Vari-Program */ 34, /* Active D-Lighting */ 35, /* PictureControlData */ 183, /* AFInfo2 */ EXIF_NIKON_MAKERNOTE_END /* end marker */ }; /* Canon */ #define EXIF_CANON_MAKERNOTE_END 0xFFFF /* end marker: if this is used as a tag we must find something else */ #define EXIF_CANON_MAKERNOTE_END 0xFFFF /* end marker: if this is used as a tag we must find something else */ /* show these canon makernote tags */ const unsigned int Exif_makernote_canon_tag_list [] = { 8, /* Image Number */ 9, /* Owner Name */ EXIF_CANON_MAKERNOTE_END /* end marker */ const unsigned int Exif_makernote_canon_tag_list[] = { 8, /* Image Number */ 9, /* Owner Name */ EXIF_CANON_MAKERNOTE_END /* end marker */ }; Loading Loading
src/exif.c +237 −228 Original line number Diff line number Diff line Loading @@ -42,118 +42,117 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. /* remove all spaces on the right end of a string */ void exif_trim_spaces(char *str) { char *end; for (end = str; *str!='\0'; str++) { if (*str != ' ') { end = str + 1; } } *end = '\0'; char *end; for (end = str; *str != '\0'; str++) { if (*str != ' ') { end = str + 1; } } *end = '\0'; } /* show given exif tag content with tag name */ void exif_get_tag(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize) void exif_get_tag(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize) { char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ( (d != NULL) && (buffer != NULL) && (maxsize > 0) ) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s: %s\n", exif_tag_get_name_in_ifd(tag,ifd), s)); snprintf(buffer, (size_t)maxsize, "%s: %s\n", exif_tag_get_name_in_ifd(tag,ifd), s); } } } char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ((d != NULL) && (buffer != NULL) && (maxsize > 0)) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s: %s\n", exif_tag_get_name_in_ifd(tag, ifd), s)); snprintf(buffer, (size_t) maxsize, "%s: %s\n", exif_tag_get_name_in_ifd(tag, ifd), s); } } } } /* show given exif tag content without tag name */ void exif_get_tag_content(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize) void exif_get_tag_content(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize) { char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ( (d != NULL) && (buffer != NULL) && (maxsize > 0) ) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s - %s\n", exif_tag_get_name_in_ifd(tag,ifd), s)); snprintf(buffer, (size_t)maxsize, "%s", s); } } } char s[EXIF_MAX_DATA]; ExifEntry *entry = NULL; if ((d != NULL) && (buffer != NULL) && (maxsize > 0)) { entry = exif_content_get_entry(d->ifd[ifd], tag); if (entry != NULL) { /* Get the contents of the tag in human-readable form */ exif_entry_get_value(entry, s, EXIF_MAX_DATA); /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(s); if (*s != '\0') { D(("%s - %s\n", exif_tag_get_name_in_ifd(tag, ifd), s)); snprintf(buffer, (size_t) maxsize, "%s", s); } } } } /* Show the given MakerNote tag if it exists */ void exif_get_mnote_tag(ExifData *d, unsigned int tag, char* buffer, unsigned int maxsize) void exif_get_mnote_tag(ExifData * d, unsigned int tag, char *buffer, unsigned int maxsize) { ExifMnoteData *mn = NULL; int i, num; char buf[1024]; if ( (d!=NULL) && (buffer!=NULL) && (maxsize > 0) ) { mn = exif_data_get_mnote_data(d); } else { return; } if ( mn != NULL ) { num = exif_mnote_data_count(mn); /* Loop through all MakerNote tags, searching for the desired one */ for (i=0; i < num; ++i) { D(("%d/%d %d 0x%2x %s; %s\n", i, num, exif_mnote_data_get_id(mn, i), exif_mnote_data_get_id(mn, i), exif_mnote_data_get_name(mn,i), exif_mnote_data_get_title(mn, i) )); if (exif_mnote_data_get_id(mn, i) == tag) { if (exif_mnote_data_get_value(mn, i, buf, sizeof(buf))) { /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(buf); if (*buf != '\0') { D(("%s\n", buf)); snprintf(buffer, (size_t)maxsize, "%s: %s\n", exif_mnote_data_get_title(mn, i), buf); } } } } } ExifMnoteData *mn = NULL; int i, num; char buf[1024]; if ((d != NULL) && (buffer != NULL) && (maxsize > 0)) { mn = exif_data_get_mnote_data(d); } else { return; } if (mn != NULL) { num = exif_mnote_data_count(mn); /* Loop through all MakerNote tags, searching for the desired one */ for (i = 0; i < num; ++i) { D(("%d/%d %d 0x%2x %s; %s\n", i, num, exif_mnote_data_get_id(mn, i), exif_mnote_data_get_id(mn, i), exif_mnote_data_get_name(mn, i), exif_mnote_data_get_title(mn, i))); if (exif_mnote_data_get_id(mn, i) == tag) { if (exif_mnote_data_get_value (mn, i, buf, sizeof(buf))) { /* Don't bother printing it if it's entirely blank */ exif_trim_spaces(buf); if (*buf != '\0') { D(("%s\n", buf)); snprintf(buffer, (size_t) maxsize, "%s: %s\n", exif_mnote_data_get_title (mn, i), buf); } } } } } } Loading @@ -161,80 +160,75 @@ void exif_get_mnote_tag(ExifData *d, unsigned int tag, char* buffer, unsigned in /* get gps coordinates if available */ void exif_get_gps_coords(ExifData * ed, char *buffer, unsigned int maxsize) { char buf[EXIF_STD_BUF_LEN]; buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE_REF, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "GPS: %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE_REF, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), ", %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_MAP_DATUM, buf, sizeof(buf)); if ( buf[0] != '\0' ) { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "(%s)\n", buf); } else { return; } char buf[EXIF_STD_BUF_LEN]; buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE_REF, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "GPS: %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LATITUDE, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE_REF, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), ", %s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_LONGITUDE, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "%s ", buf); } else { return; } buf[0] = '\0'; exif_get_tag_content(ed, EXIF_IFD_GPS, EXIF_TAG_GPS_MAP_DATUM, buf, sizeof(buf)); if (buf[0] != '\0') { snprintf(buffer + strlen(buffer), maxsize - strlen(buffer), "(%s)\n", buf); } else { return; } } /* return data structure with exif data if available */ ExifData * exif_get_data(char *path) ExifData *exif_get_data(char *path) { ExifData *ed = NULL; ExifData *ed = NULL; /* Load an ExifData object from an EXIF file */ ed = exif_data_new_from_file(path); if (ed == NULL) { D(("File not readable or no Exif data present in %s\n", path)); } /* Load an ExifData object from an EXIF file */ ed = exif_data_new_from_file(path); if (ed == NULL) { D(("File not readable or no Exif data present in %s\n", path)); } return(ed); return (ed); } Loading @@ -243,76 +237,91 @@ ExifData * exif_get_data(char *path) /* get all exif data in readable form */ void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize) { ExifEntry *entry = NULL; char buf[EXIF_STD_BUF_LEN]; unsigned short int i = 0; if ( (buffer == NULL) || (maxsize == 0) ) { return; } else if (ed == NULL) { snprintf(buffer, (size_t)maxsize, "%s\n", "No Exif data in file."); return; } else { /* show normal exif tags. list must be defined in exif_cfg.h */ while ( (i < USHRT_MAX) && (Exif_tag_list[i].ifd != EXIF_IFD_COUNT) ) { exif_get_tag(ed, Exif_tag_list[i].ifd, Exif_tag_list[i].tag, buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } /* show vendor specific makernote tags */ entry = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_MAKE); if (entry != NULL) { if (exif_entry_get_value(entry, buf, sizeof(buf))) { exif_trim_spaces(buf); if ( (strcmp(buf, "NIKON CORPORATION") == 0) || (strcmp(buf, "Nikon") == 0) || (strcmp(buf, "NIKON") == 0) ) { /* show nikon makernote exif tags. list must be defined in exif_cfg.h */ i=0; while ( (i < USHRT_MAX) && (Exif_makernote_nikon_tag_list[i] != EXIF_NIKON_MAKERNOTE_END) ) { exn_get_mnote_nikon_tags(ed, Exif_makernote_nikon_tag_list[i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else if ( (strcmp(buf, "Canon") == 0) ) { /* show canon makernote exif tags. list must be defined in exif_cfg.h */ i=0; while ( (i < USHRT_MAX) && (Exif_makernote_canon_tag_list[i] != EXIF_CANON_MAKERNOTE_END) ) { exc_get_mnote_canon_tags(ed, Exif_makernote_canon_tag_list[i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else { } } } /* show gps coordinates */ exif_get_gps_coords(ed, buffer + strlen(buffer), maxsize - strlen(buffer)); } ExifEntry *entry = NULL; char buf[EXIF_STD_BUF_LEN]; unsigned short int i = 0; if ((buffer == NULL) || (maxsize == 0)) { return; } else if (ed == NULL) { snprintf(buffer, (size_t) maxsize, "%s\n", "No Exif data in file."); return; } else { /* show normal exif tags. list must be defined in exif_cfg.h */ while ((i < USHRT_MAX) && (Exif_tag_list[i].ifd != EXIF_IFD_COUNT)) { exif_get_tag(ed, Exif_tag_list[i].ifd, Exif_tag_list[i].tag, buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } /* show vendor specific makernote tags */ entry = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_MAKE); if (entry != NULL) { if (exif_entry_get_value(entry, buf, sizeof(buf))) { exif_trim_spaces(buf); if ((strcmp(buf, "NIKON CORPORATION") == 0) || (strcmp(buf, "Nikon") == 0) || (strcmp(buf, "NIKON") == 0) ) { /* show nikon makernote exif tags. list must be defined in exif_cfg.h */ i = 0; while ((i < USHRT_MAX) && (Exif_makernote_nikon_tag_list [i] != EXIF_NIKON_MAKERNOTE_END)) { exn_get_mnote_nikon_tags (ed, Exif_makernote_nikon_tag_list [i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else if ((strcmp(buf, "Canon") == 0)) { /* show canon makernote exif tags. list must be defined in exif_cfg.h */ i = 0; while ((i < USHRT_MAX) && (Exif_makernote_canon_tag_list [i] != EXIF_CANON_MAKERNOTE_END)) { exc_get_mnote_canon_tags (ed, Exif_makernote_canon_tag_list [i], buffer + strlen(buffer), maxsize - strlen(buffer)); i++; } } else { } } } /* show gps coordinates */ exif_get_gps_coords(ed, buffer + strlen(buffer), maxsize - strlen(buffer)); } } #endif
src/exif.h +11 −6 Original line number Diff line number Diff line Loading @@ -32,11 +32,16 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #define EXIF_STD_BUF_LEN 128 extern void exif_trim_spaces(char *str); extern void exif_get_tag(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize); extern void exif_get_tag_content(ExifData *d, ExifIfd ifd, ExifTag tag, char* buffer, unsigned int maxsize); extern void exif_get_mnote_tag(ExifData *d, unsigned int tag, char* buffer, unsigned int maxsize); extern void exif_get_gps_coords(ExifData * ed, char *buffer, unsigned int maxsize); extern ExifData * exif_get_data(char *path); extern void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize); extern void exif_get_tag(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize); extern void exif_get_tag_content(ExifData * d, ExifIfd ifd, ExifTag tag, char *buffer, unsigned int maxsize); extern void exif_get_mnote_tag(ExifData * d, unsigned int tag, char *buffer, unsigned int maxsize); extern void exif_get_gps_coords(ExifData * ed, char *buffer, unsigned int maxsize); extern ExifData *exif_get_data(char *path); extern void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize); #endif
src/exif_canon.c +15 −15 Original line number Diff line number Diff line Loading @@ -36,26 +36,26 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. /* get interesting canon maker note tags in readable form */ void exc_get_mnote_canon_tags(ExifData *ed, unsigned int tag, char * buffer, unsigned int maxsize) void exc_get_mnote_canon_tags(ExifData * ed, unsigned int tag, char *buffer, unsigned int maxsize) { /* char buf[EXIF_STD_BUF_LEN]; /* 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); */ buf[0] = '\0'; exif_get_tag(ed, EXIF_IFD_EXIF, EXIF_TAG_FLASH, buf, sizeof(buf)); exif_trim_spaces(buf); */ switch(tag) { default: { /* normal makernote tags without special treatment */ exif_get_mnote_tag(ed, tag, buffer, maxsize); } break; } switch (tag) { default: { /* normal makernote tags without special treatment */ exif_get_mnote_tag(ed, tag, buffer, maxsize); } break; } return; return; } #endif
src/exif_canon.h +2 −1 Original line number Diff line number Diff line Loading @@ -28,6 +28,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include <libexif/exif-data.h> extern void exc_get_mnote_canon_tags(ExifData *ed, unsigned int tag, char * buffer, unsigned int maxsize); extern void exc_get_mnote_canon_tags(ExifData * ed, unsigned int tag, char *buffer, unsigned int maxsize); #endif
src/exif_cfg.h +48 −52 Original line number Diff line number Diff line Loading @@ -28,78 +28,74 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include <libexif/exif-data.h> typedef struct { ExifIfd ifd; /* section */ ExifTag tag; /* tag */ typedef struct { ExifIfd ifd; /* section */ ExifTag tag; /* tag */ } t_EXIF_INFO; /* show these standard tags. section must be given first, than the tag itself */ /* definition: http://libexif.sourceforge.net/api/exif-tag_8h.html */ const t_EXIF_INFO Exif_tag_list [] = { {EXIF_IFD_0, EXIF_TAG_MAKE}, {EXIF_IFD_0, EXIF_TAG_MODEL}, {EXIF_IFD_0, EXIF_TAG_IMAGE_DESCRIPTION}, {EXIF_IFD_EXIF, EXIF_TAG_DATE_TIME_ORIGINAL}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_TIME}, {EXIF_IFD_EXIF, EXIF_TAG_SHUTTER_SPEED_VALUE}, {EXIF_IFD_EXIF, EXIF_TAG_FNUMBER}, {EXIF_IFD_EXIF, EXIF_TAG_APERTURE_VALUE}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_BIAS_VALUE}, {EXIF_IFD_EXIF, EXIF_TAG_ISO_SPEED_RATINGS}, {EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH}, {EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH_IN_35MM_FILM}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_MODE}, {EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_PROGRAM}, {EXIF_IFD_EXIF, EXIF_TAG_SCENE_CAPTURE_TYPE}, {EXIF_IFD_EXIF, EXIF_TAG_FLASH}, {EXIF_IFD_COUNT, 0} /* end marker */ const t_EXIF_INFO Exif_tag_list[] = { { EXIF_IFD_0, EXIF_TAG_MAKE }, { EXIF_IFD_0, EXIF_TAG_MODEL }, { EXIF_IFD_0, EXIF_TAG_IMAGE_DESCRIPTION }, { EXIF_IFD_EXIF, EXIF_TAG_DATE_TIME_ORIGINAL }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_TIME }, { EXIF_IFD_EXIF, EXIF_TAG_SHUTTER_SPEED_VALUE }, { EXIF_IFD_EXIF, EXIF_TAG_FNUMBER }, { EXIF_IFD_EXIF, EXIF_TAG_APERTURE_VALUE }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_BIAS_VALUE }, { EXIF_IFD_EXIF, EXIF_TAG_ISO_SPEED_RATINGS }, { EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH }, { EXIF_IFD_EXIF, EXIF_TAG_FOCAL_LENGTH_IN_35MM_FILM }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_MODE }, { EXIF_IFD_EXIF, EXIF_TAG_EXPOSURE_PROGRAM }, { EXIF_IFD_EXIF, EXIF_TAG_SCENE_CAPTURE_TYPE }, { EXIF_IFD_EXIF, EXIF_TAG_FLASH }, { EXIF_IFD_COUNT, 0 } /* end marker */ }; /* Nikon */ #define EXIF_NIKON_MAKERNOTE_END 0 /* end marker: if 0 used as a tag we must find something else */ #define EXIF_NIKON_MAKERNOTE_END 0 /* end marker: if 0 used as a tag we must find something else */ /* show these nikon makernote tags */ const unsigned int Exif_makernote_nikon_tag_list [] = { 6, 8, /* Flash Setting */ 9, /* Flash Mode */ 135, /* Flash used */ 18, /* Flash Exposure Comp */ 168, /* Flash info: control mode */ 2, /* ISO. Has some more info than EXIF_TAG_ISO_SPEED_RATINGS but also fails on Lo.1 */ 5, /* White Balance */ 132, /* Lens */ 171, /* Digital Vari-Program */ 34, /* Active D-Lighting */ 35, /* PictureControlData */ 183, /* AFInfo2 */ EXIF_NIKON_MAKERNOTE_END /* end marker */ const unsigned int Exif_makernote_nikon_tag_list[] = { 6, 8, /* Flash Setting */ 9, /* Flash Mode */ 135, /* Flash used */ 18, /* Flash Exposure Comp */ 168, /* Flash info: control mode */ 2, /* ISO. Has some more info than EXIF_TAG_ISO_SPEED_RATINGS but also fails on Lo.1 */ 5, /* White Balance */ 132, /* Lens */ 171, /* Digital Vari-Program */ 34, /* Active D-Lighting */ 35, /* PictureControlData */ 183, /* AFInfo2 */ EXIF_NIKON_MAKERNOTE_END /* end marker */ }; /* Canon */ #define EXIF_CANON_MAKERNOTE_END 0xFFFF /* end marker: if this is used as a tag we must find something else */ #define EXIF_CANON_MAKERNOTE_END 0xFFFF /* end marker: if this is used as a tag we must find something else */ /* show these canon makernote tags */ const unsigned int Exif_makernote_canon_tag_list [] = { 8, /* Image Number */ 9, /* Owner Name */ EXIF_CANON_MAKERNOTE_END /* end marker */ const unsigned int Exif_makernote_canon_tag_list[] = { 8, /* Image Number */ 9, /* Owner Name */ EXIF_CANON_MAKERNOTE_END /* end marker */ }; Loading