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Diffstat (limited to 'src/tracker-extract/tracker-extract-tiff.c')
-rw-r--r--src/tracker-extract/tracker-extract-tiff.c657
1 files changed, 0 insertions, 657 deletions
diff --git a/src/tracker-extract/tracker-extract-tiff.c b/src/tracker-extract/tracker-extract-tiff.c
deleted file mode 100644
index 64ff89403..000000000
--- a/src/tracker-extract/tracker-extract-tiff.c
+++ /dev/null
@@ -1,657 +0,0 @@
-/*
- * Copyright (C) 2006, Jamie McCracken <jamiemcc@gnome.org>
- * Copyright (C) 2008, Nokia <ivan.frade@nokia.com>
- *
- * 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 2.1 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 <errno.h>
-#include <fcntl.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-#include <glib/gstdio.h>
-
-#include <tiffio.h>
-#include <libtracker-common/tracker-common.h>
-#include <libtracker-extract/tracker-extract.h>
-
-#define CM_TO_INCH 0.393700787
-
-typedef enum {
- TAG_TYPE_UNDEFINED = 0,
- TAG_TYPE_STRING,
- TAG_TYPE_UINT16,
- TAG_TYPE_UINT32,
- TAG_TYPE_DOUBLE,
- TAG_TYPE_C16_UINT16
-} TagType;
-
-typedef struct {
- const gchar *make;
- const gchar *model;
- const gchar *title;
- const gchar *orientation;
- const gchar *copyright;
- const gchar *white_balance;
- const gchar *fnumber;
- const gchar *flash;
- const gchar *focal_length;
- const gchar *artist;
- const gchar *exposure_time;
- const gchar *iso_speed_ratings;
- const gchar *date;
- const gchar *description;
- const gchar *metering_mode;
- const gchar *creator;
- const gchar *x_dimension;
- const gchar *y_dimension;
- const gchar *city;
- const gchar *state;
- const gchar *address;
- const gchar *country;
- const gchar *gps_altitude;
- const gchar *gps_latitude;
- const gchar *gps_longitude;
- const gchar *gps_direction;
-} MergeData;
-
-typedef struct {
- gchar *artist;
- gchar *copyright;
- gchar *date;
- gchar *title;
- gchar *description;
- gchar *width;
- gchar *length;
- gchar *make;
- gchar *model;
- gchar *orientation;
-} TiffData;
-
-static void
-tiff_data_free (TiffData *tags)
-{
- g_free (tags->artist);
- g_free (tags->copyright);
- g_free (tags->date);
- g_free (tags->title);
- g_free (tags->description);
- g_free (tags->width);
- g_free (tags->length);
- g_free (tags->make);
- g_free (tags->model);
- g_free (tags->orientation);
-}
-
-static gchar *
-get_flash (TIFF *image)
-{
- guint16 data = 0;
-
- if (TIFFGetField (image, EXIFTAG_FLASH, &data)) {
- switch (data) {
- case 0x0001:
- case 0x0009:
- case 0x000D:
- case 0x000F:
- case 0x0019:
- case 0x001D:
- case 0x001F:
- case 0x0041:
- case 0x0045:
- case 0x0047:
- case 0x0049:
- case 0x004D:
- case 0x004F:
- case 0x0059:
- case 0x005F:
- case 0x005D:
- return g_strdup ("nmm:flash-on");
- default:
- return g_strdup ("nmm:flash-off");
- }
- }
-
- return NULL;
-}
-
-static gchar *
-get_orientation (TIFF *image)
-{
- guint16 data = 0;
-
- if (TIFFGetField (image, TIFFTAG_ORIENTATION, &data)) {
- switch (data) {
- case 1: return g_strdup ("nfo:orientation-top");
- case 2: return g_strdup ("nfo:orientation-top-mirror");
- case 3: return g_strdup ("nfo:orientation-bottom");
- case 4: return g_strdup ("nfo:orientation-bottom-mirror");
- case 5: return g_strdup ("nfo:orientation-left-mirror");
- case 6: return g_strdup ("nfo:orientation-right");
- case 7: return g_strdup ("nfo:orientation-right-mirror");
- case 8: return g_strdup ("nfo:orientation-left");
- }
- }
-
- return NULL;
-}
-
-static gchar *
-get_metering_mode (TIFF *image)
-{
- guint16 data = 0;
-
- if (TIFFGetField (image, EXIFTAG_METERINGMODE, &data)) {
- switch (data) {
- case 1: return g_strdup ("nmm:metering-mode-average");
- case 2: return g_strdup ("nmm:metering-mode-center-weighted-average");
- case 3: return g_strdup ("nmm:metering-mode-spot");
- case 4: return g_strdup ("nmm:metering-mode-multispot");
- case 5: return g_strdup ("nmm:metering-mode-pattern");
- case 6: return g_strdup ("nmm:metering-mode-partial");
- default:
- return g_strdup ("nmm:metering-mode-other");
- }
- }
-
- return NULL;
-}
-
-static gchar *
-get_white_balance (TIFF *image)
-{
- guint16 data = 0;
-
- if (TIFFGetField (image, EXIFTAG_WHITEBALANCE, &data)) {
- if (data == 0) {
- return g_strdup ("nmm:white-balance-auto");
- } else {
- return g_strdup ("nmm:white-balance-manual");
- }
- }
-
- return NULL;
-}
-
-static gchar *
-tag_to_string (TIFF *image,
- guint tag,
- TagType type)
-{
- switch (type) {
- case TAG_TYPE_STRING: {
- gchar *data = NULL;
-
- if (TIFFGetField (image, tag, &data)) {
- return g_strdup (data);
- }
- break;
- }
-
- case TAG_TYPE_UINT16: {
- guint16 data = 0;
-
- if (TIFFGetField (image, tag, &data)) {
- return g_strdup_printf ("%i", data);
- }
- break;
- }
-
- case TAG_TYPE_UINT32: {
- guint32 data = 0;
-
- if (TIFFGetField (image, tag, &data)) {
- return g_strdup_printf ("%i", data);
- }
- break;
- }
-
- case TAG_TYPE_DOUBLE: {
- gfloat data = 0;
-
- if (TIFFGetField (image, tag, &data)) {
- return g_strdup_printf ("%f", data);
- }
- break;
- }
-
- case TAG_TYPE_C16_UINT16: {
- void *data = NULL;
- guint16 count = 0;
-
- if (TIFFGetField (image, tag, &count, &data)) {
- return g_strdup_printf ("%i", * (guint16*) data);
- }
- break;
- }
-
- default:
- break;
- }
-
- return NULL;
-}
-
-G_MODULE_EXPORT gboolean
-tracker_extract_get_metadata (TrackerExtractInfo *info)
-{
- TrackerResource *metadata;
- TIFF *image;
- TrackerXmpData *xd = NULL;
- TrackerIptcData *id = NULL;
- TrackerExifData *ed = NULL;
- MergeData md = { 0 };
- TiffData td = { 0 };
- gchar *filename, *uri;
- gchar *date;
- glong exif_offset;
- GPtrArray *keywords;
- guint i;
- GFile *file;
- int fd;
-
-#ifdef HAVE_LIBIPTCDATA
- gchar *iptc_offset;
- guint32 iptc_size;
-#endif
-
-#ifdef HAVE_EXEMPI
- gchar *xmp_offset;
- guint32 size;
-#endif /* HAVE_EXEMPI */
-
- file = tracker_extract_info_get_file (info);
- filename = g_file_get_path (file);
-
- fd = tracker_file_open_fd (filename);
-
- if (fd == -1) {
- g_warning ("Could not open tiff file '%s': %s\n",
- filename,
- g_strerror (errno));
- g_free (filename);
- return FALSE;
- }
-
- if ((image = TIFFFdOpen (fd, filename, "r")) == NULL){
- g_warning ("Could not open image:'%s'\n", filename);
- g_free (filename);
- close (fd);
- return FALSE;
- }
-
- metadata = tracker_resource_new (NULL);
- tracker_resource_add_uri (metadata, "rdf:type", "nfo:Image");
- tracker_resource_add_uri (metadata, "rdf:type", "nmm:Photo");
-
- uri = g_file_get_uri (file);
-
-#ifdef HAVE_LIBIPTCDATA
- if (TIFFGetField (image,
- TIFFTAG_RICHTIFFIPTC,
- &iptc_size,
- &iptc_offset)) {
- if (TIFFIsByteSwapped(image) != 0) {
- TIFFSwabArrayOfLong((uint32*) iptc_offset,
- (unsigned long) iptc_size);
- }
- id = tracker_iptc_new (iptc_offset, 4 * iptc_size, uri);
- }
-#endif /* HAVE_LIBIPTCDATA */
-
- if (!id) {
- id = g_new0 (TrackerIptcData, 1);
- }
-
- /* FIXME There are problems between XMP data embedded with different tools
- due to bugs in the original spec (type) */
-#ifdef HAVE_EXEMPI
- if (TIFFGetField (image, TIFFTAG_XMLPACKET, &size, &xmp_offset)) {
- xd = tracker_xmp_new (xmp_offset, size, uri);
- }
-#endif /* HAVE_EXEMPI */
-
- if (!xd) {
- xd = g_new0 (TrackerXmpData, 1);
- }
-
- ed = g_new0 (TrackerExifData, 1);
-
- /* Get Tiff specifics */
- td.width = tag_to_string (image, TIFFTAG_IMAGEWIDTH, TAG_TYPE_UINT32);
- td.length = tag_to_string (image, TIFFTAG_IMAGELENGTH, TAG_TYPE_UINT32);
- td.artist = tag_to_string (image, TIFFTAG_ARTIST, TAG_TYPE_STRING);
- td.copyright = tag_to_string (image, TIFFTAG_COPYRIGHT, TAG_TYPE_STRING);
-
- date = tag_to_string (image, TIFFTAG_DATETIME, TAG_TYPE_STRING);
- td.date = tracker_date_guess (date);
- g_free (date);
-
- td.title = tag_to_string (image, TIFFTAG_DOCUMENTNAME, TAG_TYPE_STRING);
- td.description = tag_to_string (image, TIFFTAG_IMAGEDESCRIPTION, TAG_TYPE_STRING);
- td.make = tag_to_string (image, TIFFTAG_MAKE, TAG_TYPE_STRING);
- td.model = tag_to_string (image, TIFFTAG_MODEL, TAG_TYPE_STRING);
- td.orientation = get_orientation (image);
-
- /* Get Exif specifics */
- if (TIFFGetField (image, TIFFTAG_EXIFIFD, &exif_offset)) {
- if (TIFFReadEXIFDirectory (image, exif_offset)) {
- ed->exposure_time = tag_to_string (image, EXIFTAG_EXPOSURETIME, TAG_TYPE_DOUBLE);
- ed->fnumber = tag_to_string (image, EXIFTAG_FNUMBER, TAG_TYPE_DOUBLE);
- ed->iso_speed_ratings = tag_to_string (image, EXIFTAG_ISOSPEEDRATINGS, TAG_TYPE_C16_UINT16);
- date = tag_to_string (image, EXIFTAG_DATETIMEORIGINAL, TAG_TYPE_STRING);
- ed->time_original = tracker_date_guess (date);
- g_free (date);
-
- ed->metering_mode = get_metering_mode (image);
- ed->flash = get_flash (image);
- ed->focal_length = tag_to_string (image, EXIFTAG_DATETIMEORIGINAL, TAG_TYPE_DOUBLE);
- ed->white_balance = get_white_balance (image);
- /* ed->software = tag_to_string (image, EXIFTAG_SOFTWARE, TAG_TYPE_STRING); */
- }
- }
-
- TIFFClose (image);
- g_free (filename);
-
- md.title = tracker_coalesce_strip (5, xd->title, xd->pdf_title, td.title, ed->document_name, xd->title2);
- md.orientation = tracker_coalesce_strip (4, xd->orientation, td.orientation, ed->orientation, id->image_orientation);
- md.copyright = tracker_coalesce_strip (4, xd->rights, td.copyright, ed->copyright, id->copyright_notice);
- md.white_balance = tracker_coalesce_strip (2, xd->white_balance, ed->white_balance);
- md.fnumber = tracker_coalesce_strip (2, xd->fnumber, ed->fnumber);
- md.flash = tracker_coalesce_strip (2, xd->flash, ed->flash);
- md.focal_length = tracker_coalesce_strip (2, xd->focal_length, ed->focal_length);
- md.artist = tracker_coalesce_strip (4, xd->artist, td.artist, ed->artist, xd->contributor);
- md.exposure_time = tracker_coalesce_strip (2, xd->exposure_time, ed->exposure_time);
- md.iso_speed_ratings = tracker_coalesce_strip (2, xd->iso_speed_ratings, ed->iso_speed_ratings);
- md.date = tracker_coalesce_strip (6, xd->date, xd->time_original, td.date, ed->time, id->date_created, ed->time_original);
- md.description = tracker_coalesce_strip (3, xd->description, td.description, ed->description);
- md.metering_mode = tracker_coalesce_strip (2, xd->metering_mode, ed->metering_mode);
- md.city = tracker_coalesce_strip (2, xd->city, id->city);
- md.state = tracker_coalesce_strip (2, xd->state, id->state);
- md.address = tracker_coalesce_strip (2, xd->address, id->sublocation);
- md.country = tracker_coalesce_strip (2, xd->country, id->country_name);
-
- /* FIXME We are not handling the altitude ref here for xmp */
- md.gps_altitude = tracker_coalesce_strip (2, xd->gps_altitude, ed->gps_altitude);
- md.gps_latitude = tracker_coalesce_strip (2, xd->gps_latitude, ed->gps_latitude);
- md.gps_longitude = tracker_coalesce_strip (2, xd->gps_longitude, ed->gps_longitude);
- md.gps_direction = tracker_coalesce_strip (2, xd->gps_direction, ed->gps_direction);
- md.creator = tracker_coalesce_strip (3, xd->creator, id->byline, id->credit);
- md.x_dimension = tracker_coalesce_strip (2, td.width, ed->x_dimension);
- md.y_dimension = tracker_coalesce_strip (2, td.length, ed->y_dimension);
- md.make = tracker_coalesce_strip (3, xd->make, td.make, ed->make);
- md.model = tracker_coalesce_strip (3, xd->model, td.model, ed->model);
-
- keywords = g_ptr_array_new_with_free_func ((GDestroyNotify) g_free);
-
- if (ed->user_comment) {
- tracker_guarantee_resource_utf8_string (metadata, "nie:comment", ed->user_comment);
- }
-
- if (md.x_dimension) {
- tracker_resource_set_string (metadata, "nfo:width", md.x_dimension);
- }
-
- if (md.y_dimension) {
- tracker_resource_set_string (metadata, "nfo:height", md.y_dimension);
- }
-
- if (xd->keywords) {
- tracker_keywords_parse (keywords, xd->keywords);
- }
-
- if (xd->pdf_keywords) {
- tracker_keywords_parse (keywords, xd->pdf_keywords);
- }
-
- if (xd->subject) {
- tracker_keywords_parse (keywords, xd->subject);
- }
-
- if (xd->publisher) {
- TrackerResource *publisher = tracker_extract_new_contact (xd->publisher);
- tracker_resource_set_relation (metadata, "nco:publisher", publisher);
- g_object_unref (publisher);
- }
-
- if (xd->type) {
- tracker_resource_set_string (metadata, "dc:type", xd->type);
- }
-
- if (xd->format) {
- tracker_resource_set_string (metadata, "dc:format", xd->format);
- }
-
- if (xd->identifier) {
- tracker_resource_set_string (metadata, "dc:identifier", xd->identifier);
- }
-
- if (xd->source) {
- tracker_resource_set_string (metadata, "dc:source", xd->source);
- }
-
- if (xd->language) {
- tracker_resource_set_string (metadata, "dc:language", xd->language);
- }
-
- if (xd->relation) {
- tracker_resource_set_string (metadata, "dc:relation", xd->relation);
- }
-
- if (xd->coverage) {
- tracker_resource_set_string (metadata, "dc:coverage", xd->coverage);
- }
-
- if (xd->rating) {
- tracker_resource_set_string (metadata, "nao:numericRating", xd->rating);
- }
-
- if (xd->license) {
- tracker_resource_set_string (metadata, "nie:license", xd->license);
- }
-
- if (xd->regions) {
- tracker_xmp_apply_regions_to_resource (metadata, xd);
- }
-
- if (md.address || md.state || md.country || md.city ||
- md.gps_altitude || md.gps_latitude || md.gps_longitude) {
- TrackerResource *location;
-
- location = tracker_extract_new_location (md.address, md.state,
- md.city, md.country, md.gps_altitude, md.gps_latitude,
- md.gps_longitude);
-
- tracker_resource_set_relation (metadata, "slo:location", location);
-
- g_object_unref (location);
- }
-
- if (md.gps_direction) {
- tracker_resource_set_string (metadata, "nfo:heading", md.gps_direction);
- }
-
- if (id->contact) {
- TrackerResource *contact = tracker_extract_new_contact (id->contact);
-
- tracker_resource_set_relation (metadata, "nco:contributor", contact);
-
- g_object_unref (contact);
- }
-
- if (id->keywords) {
- tracker_keywords_parse (keywords, id->keywords);
- }
-
- for (i = 0; i < keywords->len; i++) {
- TrackerResource *tag;
- const gchar *p;
-
- p = g_ptr_array_index (keywords, i);
- tag = tracker_extract_new_tag (p);
-
- tracker_resource_set_relation (metadata, "nao:hasTag", tag);
-
- g_object_unref (tag);
- }
- g_ptr_array_free (keywords, TRUE);
-
- if (md.make || md.model) {
- TrackerResource *equipment = tracker_extract_new_equipment (md.make, md.model);
-
- tracker_resource_set_relation (metadata, "nfo:equipment", equipment);
-
- g_object_unref (equipment);
- }
-
- tracker_guarantee_resource_title_from_file (metadata,
- "nie:title",
- md.title,
- uri,
- NULL);
-
- if (md.orientation) {
- TrackerResource *orientation;
-
- orientation = tracker_resource_new (md.orientation);
- tracker_resource_set_relation (metadata, "nfo:orientation", orientation);
- g_object_unref (orientation);
- }
-
- if (md.copyright) {
- tracker_guarantee_resource_utf8_string (metadata, "nie:copyright", md.copyright);
- }
-
- if (md.white_balance) {
- TrackerResource *white_balance;
-
- white_balance = tracker_resource_new (md.white_balance);
- tracker_resource_set_relation (metadata, "nmm:meteringMode", white_balance);
- g_object_unref (white_balance);
- }
-
- if (md.fnumber) {
- tracker_resource_set_string (metadata, "nmm:fnumber", md.fnumber);
- }
-
- if (md.flash) {
- TrackerResource *flash;
-
- flash = tracker_resource_new (md.flash);
- tracker_resource_set_relation (metadata, "nmm:flash", flash);
- g_object_unref (flash);
- }
-
- if (md.focal_length) {
- tracker_resource_set_string (metadata, "nmm:focalLength", md.focal_length);
- }
-
- if (md.artist) {
- TrackerResource *artist = tracker_extract_new_contact (md.artist);
-
- tracker_resource_set_relation (metadata, "nco:contributor", artist);
-
- g_object_unref (artist);
- }
-
- if (md.exposure_time) {
- tracker_resource_set_string (metadata, "nmm:exposureTime", md.exposure_time);
- }
-
- if (md.iso_speed_ratings) {
- tracker_resource_set_string (metadata, "nmm:isoSpeed", md.iso_speed_ratings);
- }
-
- tracker_guarantee_resource_date_from_file_mtime (metadata,
- "nie:contentCreated",
- md.date,
- uri);
-
- if (md.description) {
- tracker_guarantee_resource_utf8_string (metadata, "nie:description", md.description);
- }
-
- if (md.metering_mode) {
- TrackerResource *metering;
-
- metering = tracker_resource_new (md.metering_mode);
- tracker_resource_set_relation (metadata, "nmm:meteringMode", metering);
- g_object_unref (metering);
- }
-
- if (md.creator) {
- TrackerResource *creator = tracker_extract_new_contact (md.creator);
-
- /* NOTE: We only have affiliation with
- * nco:PersonContact and we are using
- * nco:Contact here.
- */
-
- /* if (id->byline_title) { */
- /* tracker_sparql_builder_insert_open (preupdate, NULL); */
-
- /* tracker_sparql_builder_subject (preupdate, "_:affiliation_by_line"); */
- /* tracker_sparql_builder_predicate (preupdate, "a"); */
- /* tracker_sparql_builder_object (preupdate, "nco:Affiliation"); */
-
- /* tracker_sparql_builder_predicate (preupdate, "nco:title"); */
- /* tracker_sparql_builder_object_unvalidated (preupdate, id->byline_title); */
-
- /* tracker_sparql_builder_insert_close (preupdate); */
-
- /* tracker_sparql_builder_predicate (metadata, "a"); */
- /* tracker_sparql_builder_object (metadata, "nco:PersonContact"); */
- /* tracker_sparql_builder_predicate (metadata, "nco:hasAffiliation"); */
- /* tracker_sparql_builder_object (metadata, "_:affiliation_by_line"); */
- /* } */
-
- tracker_resource_set_relation (metadata, "nco:creator", creator);
-
- g_object_unref (creator);
- }
-
- if (ed->x_resolution) {
- gdouble value;
-
- value = ed->resolution_unit != 3 ? g_strtod (ed->x_resolution, NULL) : g_strtod (ed->x_resolution, NULL) * CM_TO_INCH;
- tracker_resource_set_double (metadata, "nfo:horizontalResolution", value);
- }
-
- if (ed->y_resolution) {
- gdouble value;
-
- value = ed->resolution_unit != 3 ? g_strtod (ed->y_resolution, NULL) : g_strtod (ed->y_resolution, NULL) * CM_TO_INCH;
- tracker_resource_set_double (metadata, "nfo:verticalResolution", value);
- }
-
- tiff_data_free (&td);
- tracker_exif_free (ed);
- tracker_xmp_free (xd);
- tracker_iptc_free (id);
- g_free (uri);
- close (fd);
-
- tracker_extract_info_set_resource (info, metadata);
- g_object_unref (metadata);
-
- return TRUE;
-}
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