#include <errno.h>
#include <glib.h>
#include <sqlite3.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
#include <zlib.h>
#include <array>
#include <cmath>
#include <cstdlib>
#include <cstring>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <exiv2/exiv2.hpp>
#include <pugixml.hpp>
#include "common/colorlabels.h"
#include "common/darktable.h"
#include "common/deprecations.h"
#include "common/debug.h"
#include "common/dng_opcode.h"
#include "common/image_cache.h"
#include "common/imageio.h"
#include "common/exif.h"
#include "common/imageio_jpeg.h"
#include "common/metadata.h"
#include "common/ratings.h"
#include "common/tags.h"
#include "common/iop_order.h"
#include "common/variables.h"
#include "common/utility.h"
#include "common/history.h"
#include "common/datetime.h"
#include "control/conf.h"
#include "control/control.h"
#include "develop/imageop.h"
#include "develop/blend.h"
#include "develop/masks.h"

Include dependency graph for exif.cc:

Data Structures
class	Lock

struct	history_entry_t

struct	mask_entry_t

Macros
#define	__STDC_FORMAT_MACROS

#define	WIDEN(s) (s)

#define	DT_XMP_EXIF_VERSION 5

#define	read_metadata_threadsafe(image)

#define	FIND_XMP_TAG(key) dt_exif_read_xmp_tag(xmpData, &pos, key)

#define	FIND_IPTC_TAG(key) dt_exif_read_iptc_tag(iptcData, &pos, key)

#define	FIND_EXIF_TAG(key) _exif_read_exif_tag(exifData, &pos, key)

#define	COMPRESS_THRESHOLD 100

#define	TO_BINARY(a) (a > 57 ? a - 97 + 10 : a - 48)

#define	ERROR_CODE(a) (a)

Typedefs
typedef struct history_entry_t	history_entry_t

typedef struct mask_entry_t	mask_entry_t

Functions
static const char *	_get_exiv2_type (const int type)

static void	_get_xmp_tags (const char prefix, GList *taglist)

static int	_illu_to_temp (dt_dng_illuminant_t illu)

void	dt_exif_set_exiv2_taglist ()

const GList *	dt_exif_get_exiv2_taglist ()

static const char *	_exif_get_exiv2_tag_type (const char *tagname)

static void	_exif_import_tags (dt_image_t *img, Exiv2::XmpData::iterator &pos)

static void	read_xmp_timestamps (Exiv2::XmpData &xmpData, dt_image_t *img, const int xmp_version)

static void	dt_strlcpy_to_utf8 (char *dest, size_t dest_max, Exiv2::ExifData::const_iterator &pos, Exiv2::ExifData &exifData)

static void	dt_remove_known_keys (Exiv2::XmpData &xmp)

static void	dt_remove_exif_keys (Exiv2::ExifData &exif, const char *keys[], unsigned int n_keys)

static void	dt_remove_xmp_keys (Exiv2::XmpData &xmp, const char *keys[], unsigned int n_keys)

static bool	dt_exif_read_xmp_tag (Exiv2::XmpData &xmpData, Exiv2::XmpData::iterator *pos, string key)

static bool	_exif_decode_xmp_data (dt_image_t *img, Exiv2::XmpData &xmpData, int version, bool exif_read)

static bool	dt_exif_read_iptc_tag (Exiv2::IptcData &iptcData, Exiv2::IptcData::const_iterator *pos, string key)

static bool	_exif_decode_iptc_data (dt_image_t *img, Exiv2::IptcData &iptcData)

static bool	_exif_read_exif_tag (Exiv2::ExifData &exifData, Exiv2::ExifData::const_iterator *pos, string key)

static bool	_check_usercrop (Exiv2::ExifData &exifData, dt_image_t *img)

static gboolean	_check_dng_opcodes (Exiv2::ExifData &exifData, dt_image_t *img)

void	dt_exif_img_check_additional_tags (dt_image_t img, const char filename)

static void	_find_datetime_taken (Exiv2::ExifData &exifData, Exiv2::ExifData::const_iterator pos, char *exif_datetime_taken)

static void	_find_exif_maker (Exiv2::ExifData &exifData, Exiv2::ExifData::const_iterator pos, char *maker, const size_t m_size)

static void	_find_exif_model (Exiv2::ExifData &exifData, Exiv2::ExifData::const_iterator pos, char *model, const size_t m_size)

static bool	_exif_decode_exif_data (dt_image_t *img, Exiv2::ExifData &exifData)

int	dt_exif_read_from_blob (dt_image_t img, uint8_t blob, const int size)

int	dt_exif_get_thumbnail (const char path, uint8_t buffer, size_t size, char *mime_type, int width, int *height, int min_width)

int	dt_exif_read (dt_image_t img, const char path)

int	dt_exif_write_blob (uint8_t blob, uint32_t size, const char path, const int compressed)

static void	dt_remove_exif_geotag (Exiv2::ExifData &exifData)

int	dt_exif_read_blob (uint8_t *buf, const char path, const int32_t imgid, const int sRGB, const int out_width, const int out_height, const int dng_mode)

char *	dt_exif_xmp_encode (const unsigned char input, const int len, int output_len)

char *	dt_exif_xmp_encode_internal (const unsigned char input, const int len, int output_len, gboolean do_compress)

unsigned char *	dt_exif_xmp_decode (const char input, const int len, int output_len)

static void	print_history_entry (history_entry_t *entry) __attribute__((unused))

static void	free_history_entry (gpointer data)

static GList *	read_history_v1 (const std::string &xmpPacket, const char *filename, const int superold)

static GList *	read_history_v2 (Exiv2::XmpData &xmpData, const char *filename)

void	free_mask_entry (gpointer data)

static GHashTable *	read_masks (Exiv2::XmpData &xmpData, const char *filename, const int version)

static GList *	read_masks_v3 (Exiv2::XmpData &xmpData, const char *filename, const int version)

static void	add_mask_entry_to_db (int32_t imgid, mask_entry_t *entry)

static void	add_non_clone_mask_entries_to_db (gpointer key, gpointer value, gpointer user_data)

static void	add_mask_entries_to_db (int32_t imgid, GHashTable *mask_entries, int mask_id)

int	_get_max_multi_priority (GList history, const char operation)

int	dt_exif_xmp_read (dt_image_t img, const char filename, const int history_only)

static void	dt_set_xmp_dt_history (Exiv2::XmpData &xmpData, const int32_t imgid, int history_end)

static void	set_xmp_timestamps (Exiv2::XmpData &xmpData, const int32_t imgid)

GTimeSpan	_convert_unix_to_gtimespan (const time_t unix)

static void	dt_remove_xmp_exif_geotag (Exiv2::XmpData &xmpData)

static void	dt_set_xmp_exif_geotag (Exiv2::XmpData &xmpData, double longitude, double latitude, double altitude)

static void	dt_set_xmp_dt_metadata (Exiv2::XmpData &xmpData, const int32_t imgid, const gboolean export_flag)

static void	_exif_xmp_append_history_hash (Exiv2::XmpData &xmpData, const int32_t imgid, const dt_image_t *image)

static void	_exif_xmp_read_data (Exiv2::XmpData &xmpData, const int32_t imgid, const dt_image_t *image)

static void	_exif_xmp_read_data_export (Exiv2::XmpData &xmpData, const int32_t imgid, dt_export_metadata_t *metadata)

char *	dt_exif_xmp_read_string (const int32_t imgid)

static void	dt_remove_xmp_key (Exiv2::XmpData &xmp, const char *key)

static void	_remove_xmp_keys (Exiv2::XmpData &xmpData, const char *key)

static void	dt_remove_exif_key (Exiv2::ExifData &exif, const char *key)

static void	dt_remove_iptc_key (Exiv2::IptcData &iptc, const char *key)

int	dt_exif_xmp_attach_export (const int32_t imgid, const char filename, void metadata)

int	dt_exif_xmp_write_with_imgpath (const dt_image_t image, const char filename, const char *imgpath)

dt_colorspaces_color_profile_type_t	dt_exif_get_color_space (const uint8_t *data, size_t size)

void	dt_exif_get_datetime_taken (const uint8_t data, size_t size, char datetime_taken)

static void	dt_exif_log_handler (int log_level, const char *message)

void	dt_exif_init ()

void	dt_exif_cleanup ()

Variables
static GList *	exiv2_taglist = NULL

const char *	dt_xmp_keys []

static const guint	dt_xmp_keys_n = G_N_ELEMENTS(dt_xmp_keys)

Macro Definition Documentation

◆ __STDC_FORMAT_MACROS

#define __STDC_FORMAT_MACROS

Definition at line 73 of file exif.cc.

◆ COMPRESS_THRESHOLD

#define COMPRESS_THRESHOLD 100

◆ DT_XMP_EXIF_VERSION

#define DT_XMP_EXIF_VERSION 5

Definition at line 134 of file exif.cc.

◆ ERROR_CODE

#define ERROR_CODE ( a ) (a)

Definition at line 4117 of file exif.cc.

◆ FIND_EXIF_TAG

#define FIND_EXIF_TAG ( key ) _exif_read_exif_tag(exifData, &pos, key)

Definition at line 781 of file exif.cc.

◆ FIND_IPTC_TAG

#define FIND_IPTC_TAG ( key ) dt_exif_read_iptc_tag(iptcData, &pos, key)

Definition at line 684 of file exif.cc.

◆ FIND_XMP_TAG

#define FIND_XMP_TAG ( key ) dt_exif_read_xmp_tag(xmpData, &pos, key)

Definition at line 512 of file exif.cc.

◆ read_metadata_threadsafe

#define read_metadata_threadsafe ( image )

Value:

{                                                             \
  Lock exiv2_lock;                                            \
  image->readMetadata();                                      \
}

Definition at line 388 of file exif.cc.

◆ TO_BINARY

#define TO_BINARY ( a ) (a > 57 ? a - 97 + 10 : a - 48)

◆ WIDEN

#define WIDEN ( s ) (s)

Definition at line 102 of file exif.cc.

Typedef Documentation

◆ history_entry_t

typedef struct history_entry_t history_entry_t

◆ mask_entry_t

typedef struct mask_entry_t mask_entry_t

Function Documentation

◆ _check_dng_opcodes()

static gboolean _check_dng_opcodes	(	Exiv2::ExifData &	exifData,
		dt_image_t *	img
	)

static

Definition at line 813 of file exif.cc.

References DT_DEBUG_IMAGEIO, dt_dng_opcode_process_opcode_list_2(), dt_free, dt_vprint(), FALSE, and TRUE.

Referenced by _exif_decode_exif_data(), and dt_exif_img_check_additional_tags().

◆ _check_usercrop()

static bool _check_usercrop	(	Exiv2::ExifData &	exifData,
		dt_image_t *	img
	)

static

Definition at line 787 of file exif.cc.

References FALSE, i, TRUE, and dt_image_t::usercrop.

Referenced by _exif_decode_exif_data(), and dt_exif_img_check_additional_tags().

◆ _convert_unix_to_gtimespan()

GTimeSpan _convert_unix_to_gtimespan ( const time_t unix )

Definition at line 3675 of file exif.cc.

References dt_datetime_gdatetime_to_gtimespan().

Referenced by read_xmp_timestamps().

◆ _exif_decode_exif_data()

static bool _exif_decode_exif_data	(	dt_image_t *	img,
		Exiv2::ExifData &	exifData
	)

static

Todo:: : Should the UserComment go into the description? Or do we need an extra field for this?

Todo:: : "Other" illuminant is currently unsupported

Todo:: : This is still a workaround

Definition at line 926 of file exif.cc.

References _check_dng_opcodes(), _check_usercrop(), _find_datetime_taken(), _find_exif_maker(), _find_exif_model(), _illu_to_temp(), dt_image_t::colorspace, dt_image_t::d65_color_matrix, darktable, dt_datetime_exif_to_img(), DT_DATETIME_LENGTH, DT_DEBUG_IMAGEIO, dt_free, DT_IMAGE_COLORSPACE_ADOBE_RGB, DT_IMAGE_COLORSPACE_SRGB, DT_IMAGE_HAS_ADDITIONAL_DNG_TAGS, DT_IMAGE_HDR, dt_image_is_raw(), DT_IMAGE_MONOCHROME, dt_image_orientation_to_flip_bits(), dt_image_refresh_makermodel(), dt_image_set_xmp_rating(), DT_LS_CloudyWeather, DT_LS_CoolWhiteFluorescent, DT_LS_D50, DT_LS_D55, DT_LS_D65, DT_LS_D75, DT_LS_Daylight, DT_LS_DaylightFluorescent, DT_LS_DayWhiteFluorescent, DT_LS_FineWeather, DT_LS_Flash, DT_LS_Fluorescent, DT_LS_ISOStudioTungsten, DT_LS_Shade, DT_LS_StandardLightA, DT_LS_StandardLightB, DT_LS_StandardLightC, DT_LS_Tungsten, DT_LS_Unknown, DT_LS_WarmWhiteFluorescent, DT_LS_WhiteFluorescent, dt_metadata_set_import(), dt_strlcpy_to_utf8(), dt_tag_attach(), dt_tag_new(), dt_util_gps_elevation_to_number(), dt_util_gps_rationale_to_number(), dt_image_geoloc_t::elevation, dt_image_t::exif_aperture, dt_image_t::exif_crop, dt_image_t::exif_exposure, dt_image_t::exif_exposure_bias, dt_image_t::exif_focal_length, dt_image_t::exif_focus_distance, dt_image_t::exif_inited, dt_image_t::exif_iso, dt_image_t::exif_lens, dt_image_t::exif_maker, dt_image_t::exif_model, FALSE, dt_image_t::filename, FIND_EXIF_TAG, dt_image_t::flags, dt_image_t::geoloc, i, dt_image_t::id, dt_image_geoloc_t::latitude, dt_image_geoloc_t::longitude, mat3mul(), dt_image_t::orientation, sign, TRUE, darktable_t::unmuted, and value.

Referenced by dt_exif_read(), and dt_exif_read_from_blob().

◆ _exif_decode_iptc_data()

static bool _exif_decode_iptc_data	(	dt_image_t *	img,
		Exiv2::IptcData &	iptcData
	)

static

Todo:: : according to http://www.exiv2.org/doc/classExiv2_1_1Metadatum.html#63c2b87249ba96679c29e01218169124

Definition at line 689 of file exif.cc.

References darktable, dt_datetime_exif_to_img(), DT_DEBUG_CONTROL_SIGNAL_RAISE, dt_free, dt_metadata_set_import(), DT_SIGNAL_TAG_CHANGED, dt_tag_attach(), dt_tag_new(), dt_util_foo_to_utf8(), FALSE, dt_image_t::filename, FIND_IPTC_TAG, dt_image_t::id, key, darktable_t::signals, and TRUE.

Referenced by dt_exif_read().

◆ _exif_decode_xmp_data()

static bool _exif_decode_xmp_data	(	dt_image_t *	img,
		Exiv2::XmpData &	xmpData,
		int	version,
		bool	exif_read
	)

static

◆ _exif_get_exiv2_tag_type()

static const char * _exif_get_exiv2_tag_type ( const char * tagname )

static

Definition at line 362 of file exif.cc.

References exiv2_taglist, IS_NULL_PTR, and t.

Referenced by dt_exif_xmp_attach_export().

◆ _exif_import_tags()

static void _exif_import_tags	(	dt_image_t *	img,
		Exiv2::XmpData::iterator &	pos
	)

static

Definition at line 2428 of file exif.cc.

References darktable, darktable_t::db, dt_database_get(), DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_BIND_TEXT, DT_DEBUG_SQLITE3_PREPARE_V2, i, dt_image_t::id, and k.

Referenced by _exif_decode_xmp_data().

◆ _exif_read_exif_tag()

static bool _exif_read_exif_tag	(	Exiv2::ExifData &	exifData,
		Exiv2::ExifData::const_iterator *	pos,
		string	key
	)

static

Definition at line 766 of file exif.cc.

References key.

Referenced by dt_exif_xmp_attach_export().

◆ _exif_xmp_append_history_hash()

static void _exif_xmp_append_history_hash	(	Exiv2::XmpData &	xmpData,
		const int32_t	imgid,
		const dt_image_t *	image
	)

static

Definition at line 3814 of file exif.cc.

References darktable, dt_exif_xmp_encode(), dt_free, dt_image_cache_get(), dt_image_cache_read_release(), dt_image_t::history_hash, darktable_t::image_cache, IS_NULL_PTR, and value.

Referenced by _exif_xmp_read_data(), and _exif_xmp_read_data_export().

◆ _exif_xmp_read_data()

static void _exif_xmp_read_data	(	Exiv2::XmpData &	xmpData,
		const int32_t	imgid,
		const dt_image_t *	image
	)

static

◆ _exif_xmp_read_data_export()

static void _exif_xmp_read_data_export	(	Exiv2::XmpData &	xmpData,
		const int32_t	imgid,
		dt_export_metadata_t *	metadata
	)

static

Definition at line 3970 of file exif.cc.

References _exif_xmp_append_history_hash(), darktable, darktable_t::db, dt_database_get(), dt_datetime_gtimespan_to_exif(), DT_DATETIME_LENGTH, DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_PREPARE_V2, dt_free, dt_free_gpointer(), DT_IMAGE_AUTO_PRESETS_APPLIED, dt_image_get_xmp_rating_from_flags(), DT_IOP_ORDER_ANSEL_RAW, DT_IOP_ORDER_CUSTOM, dt_ioppr_get_iop_order_list(), dt_ioppr_get_iop_order_version(), dt_ioppr_has_multiple_instances(), dt_ioppr_serialize_text_iop_order_list(), DT_META_DT_HISTORY, DT_META_EXIF, DT_META_GEOTAG, DT_META_HIERARCHICAL_TAG, DT_META_METADATA, DT_META_TAG, dt_remove_xmp_exif_geotag(), dt_set_xmp_dt_history(), dt_set_xmp_dt_metadata(), dt_set_xmp_exif_geotag(), dt_tag_get_hierarchical_export(), dt_tag_get_list_export(), DT_XMP_EXIF_VERSION, dt_export_metadata_t::flags, and TRUE.

Referenced by dt_exif_xmp_attach_export().

◆ _find_datetime_taken()

static void _find_datetime_taken	(	Exiv2::ExifData &	exifData,
		Exiv2::ExifData::const_iterator	pos,
		char *	exif_datetime_taken
	)

static

Definition at line 859 of file exif.cc.

References dt_datetime_add_subsec_to_exif(), DT_DATETIME_EXIF_LENGTH, DT_DATETIME_LENGTH, dt_strlcpy_to_utf8(), and FIND_EXIF_TAG.

Referenced by _exif_decode_exif_data(), and dt_exif_get_datetime_taken().

◆ _find_exif_maker()

static void _find_exif_maker	(	Exiv2::ExifData &	exifData,
		Exiv2::ExifData::const_iterator	pos,
		char *	maker,
		const size_t	m_size
	)

static

Definition at line 881 of file exif.cc.

References dt_strlcpy_to_utf8(), FIND_EXIF_TAG, and maker.

Referenced by _exif_decode_exif_data().

◆ _find_exif_model()

static void _find_exif_model	(	Exiv2::ExifData &	exifData,
		Exiv2::ExifData::const_iterator	pos,
		char *	model,
		const size_t	m_size
	)

static

Definition at line 904 of file exif.cc.

References dt_strlcpy_to_utf8(), FIND_EXIF_TAG, and model.

Referenced by _exif_decode_exif_data().

◆ _get_exiv2_type()

static const char * _get_exiv2_type ( const int type )

static

Definition at line 144 of file exif.cc.

References type.

Referenced by _get_xmp_tags(), and dt_exif_set_exiv2_taglist().

◆ _get_max_multi_priority()

int _get_max_multi_priority	(	GList *	history,
		const char *	operation
	)

Definition at line 3093 of file exif.cc.

References MAX, history_entry_t::multi_priority, and history_entry_t::operation.

◆ _get_xmp_tags()

static void _get_xmp_tags	(	const char *	prefix,
		GList **	taglist
	)

static

Definition at line 209 of file exif.cc.

References _get_exiv2_type(), dt_util_dstrcat(), and i.

Referenced by dt_exif_set_exiv2_taglist().

◆ _illu_to_temp()

static int _illu_to_temp ( dt_dng_illuminant_t illu )

static

Definition at line 222 of file exif.cc.

References DT_LS_CloudyWeather, DT_LS_CoolWhiteFluorescent, DT_LS_D50, DT_LS_D55, DT_LS_D65, DT_LS_D75, DT_LS_Daylight, DT_LS_DaylightFluorescent, DT_LS_DayWhiteFluorescent, DT_LS_FineWeather, DT_LS_Flash, DT_LS_Fluorescent, DT_LS_ISOStudioTungsten, DT_LS_Shade, DT_LS_StandardLightA, DT_LS_StandardLightB, DT_LS_StandardLightC, DT_LS_Tungsten, DT_LS_WarmWhiteFluorescent, and DT_LS_WhiteFluorescent.

Referenced by _exif_decode_exif_data().

◆ _remove_xmp_keys()

static void _remove_xmp_keys	(	Exiv2::XmpData &	xmpData,
		const char *	key
	)

static

Definition at line 4205 of file exif.cc.

References i, and key.

Referenced by dt_exif_xmp_attach_export().

◆ add_mask_entries_to_db()

static void add_mask_entries_to_db	(	int32_t	imgid,
		GHashTable *	mask_entries,
		int	mask_id
	)

static

Definition at line 3067 of file exif.cc.

References add_mask_entries_to_db(), add_mask_entry_to_db(), DT_MASKS_GROUP, i, IS_NULL_PTR, mask_id, mask_entry_t::mask_nb, mask_entry_t::mask_points, mask_entry_t::mask_points_len, and mask_entry_t::mask_type.

Referenced by add_mask_entries_to_db(), and dt_exif_xmp_read().

◆ add_mask_entry_to_db()

static void add_mask_entry_to_db	(	int32_t	imgid,
		mask_entry_t *	entry
	)

static

◆ add_non_clone_mask_entries_to_db()

static void add_non_clone_mask_entries_to_db	(	gpointer	key,
		gpointer	value,
		gpointer	user_data
	)

static

Definition at line 3060 of file exif.cc.

References add_mask_entry_to_db(), DT_MASKS_CLONE, DT_MASKS_NON_CLONE, mask_entry_t::mask_type, and value.

Referenced by dt_exif_xmp_read().

◆ dt_exif_cleanup()

void dt_exif_cleanup ( )

Definition at line 4732 of file exif.cc.

Referenced by dt_cleanup().

◆ dt_exif_get_color_space()

dt_colorspaces_color_profile_type_t dt_exif_get_color_space	(	const uint8_t *	data,
		size_t	size
	)

look for color space hints in data and tell the caller if it's sRGB, AdobeRGB or something else. used for mipmaps

Definition at line 4619 of file exif.cc.

References DT_COLORSPACE_ADOBERGB, DT_COLORSPACE_DISPLAY, DT_COLORSPACE_SRGB, and size.

Referenced by dt_imageio_jpeg_read_color_space().

◆ dt_exif_get_datetime_taken()

void dt_exif_get_datetime_taken	(	const uint8_t *	data,
		size_t	size,
		char *	datetime_taken
	)

look for datetime_taken in data. used for gphoto downloads

Definition at line 4664 of file exif.cc.

References _find_datetime_taken(), read_metadata_threadsafe, and size.

◆ dt_exif_get_exiv2_taglist()

const GList * dt_exif_get_exiv2_taglist ( )

get the list of available tags from Exvi2 must not be freed

Definition at line 355 of file exif.cc.

References dt_exif_set_exiv2_taglist(), and exiv2_taglist.

Referenced by dt_lib_export_metadata_configuration_dialog().

◆ dt_exif_get_thumbnail()

int dt_exif_get_thumbnail	(	const char *	path,
		uint8_t **	buffer,
		size_t *	size,
		char **	mime_type,
		int *	width,
		int *	height,
		int	min_width
	)

Get the largest possible thumbnail from the image

Definition at line 1701 of file exif.cc.

References DT_DEBUG_LIGHTTABLE, dt_print(), height, IS_NULL_PTR, read_metadata_threadsafe, size, WIDEN, and width.

Referenced by dt_imageio_large_thumbnail().

◆ dt_exif_img_check_additional_tags()

void dt_exif_img_check_additional_tags	(	dt_image_t *	img,
		const char *	filename
	)

Reads exif tags that are not cached in the database

Definition at line 835 of file exif.cc.

References _check_dng_opcodes(), _check_usercrop(), read_metadata_threadsafe, and WIDEN.

Referenced by dt_imageio_open_rawspeed().

◆ dt_exif_init()

void dt_exif_init ( )

thread safe init and cleanup.

Definition at line 4692 of file exif.cc.

References dt_exif_log_handler().

Referenced by dt_init().

◆ dt_exif_log_handler()

static void dt_exif_log_handler	(	int	log_level,
		const char *	message
	)

static

Definition at line 4682 of file exif.cc.

References DT_DEBUG_CAMERA_SUPPORT, and dt_print().

Referenced by dt_exif_init().

◆ dt_exif_read()

int dt_exif_read	(	dt_image_t *	img,
		const char *	path
	)

read the metadata of an image. XMP data trumps IPTC data trumps EXIF data

Definition at line 1752 of file exif.cc.

References _exif_decode_exif_data(), _exif_decode_iptc_data(), _exif_decode_xmp_data(), dt_datetime_unix_to_img(), DT_IMAGE_HDR, DT_IMAGE_LDR, DT_IMAGE_RAW, DT_IMAGE_S_RAW, dt_imageio_get_type_from_extension(), dt_image_t::exif_inited, dt_image_t::flags, dt_image_t::height, read_metadata_threadsafe, WIDEN, and dt_image_t::width.

Referenced by _image_import_internal(), _import_copy_file(), _set_test_path(), dt_control_refresh_exif_run(), dt_imageio_open_j2k(), dt_imageio_open_jpeg(), dt_imageio_open_png(), dt_imageio_open_rawspeed(), dt_imageio_open_tiff(), and update_preview_cb().

◆ dt_exif_read_blob()

int dt_exif_read_blob	(	uint8_t **	blob,
		const char *	path,
		const int32_t	imgid,
		const int	sRGB,
		const int	out_width,
		const int	out_height,
		const int	dng_mode
	)

write exif to blob, return length in bytes. blob will be allocated by the function. sRGB should be true if sRGB colorspace is used as output.

Todo:: : find a nice place for the missing metadata (tags, publisher, colorlabels?). Additionally find out

Definition at line 1894 of file exif.cc.

References darktable, darktable_package_string, dt_conf_get_int(), DT_DATETIME_EXIF_LENGTH, dt_datetime_img_to_exif(), DT_DATETIME_LENGTH, dt_datetime_now_to_exif(), dt_free, dt_free_gpointer(), dt_image_cache_get(), dt_image_cache_read_release(), dt_metadata_get(), dt_remove_exif_geotag(), dt_remove_exif_keys(), dt_image_geoloc_t::elevation, dt_image_t::geoloc, i, darktable_t::image_cache, IS_NULL_PTR, dt_image_geoloc_t::latitude, dt_image_geoloc_t::longitude, read_metadata_threadsafe, sRGB, and WIDEN.

Referenced by dt_control_merge_hdr_job_run(), and dt_imageio_export_with_flags().

◆ dt_exif_read_from_blob()

int dt_exif_read_from_blob	(	dt_image_t *	img,
		uint8_t *	blob,
		const int	size
	)

Todo:: : can this blob also contain xmp and iptc data?

Definition at line 1681 of file exif.cc.

References _exif_decode_exif_data(), dt_image_t::filename, and size.

Referenced by dt_imageio_open_exr().

◆ dt_exif_read_iptc_tag()

static bool dt_exif_read_iptc_tag	(	Exiv2::IptcData &	iptcData,
		Exiv2::IptcData::const_iterator *	pos,
		string	key
	)

static

Definition at line 671 of file exif.cc.

References key.

◆ dt_exif_read_xmp_tag()

static bool dt_exif_read_xmp_tag	(	Exiv2::XmpData &	xmpData,
		Exiv2::XmpData::iterator *	pos,
		string	key
	)

static

Definition at line 499 of file exif.cc.

References key.

◆ dt_exif_set_exiv2_taglist()

void dt_exif_set_exiv2_taglist ( )

set the list of available tags from Exvi2

Definition at line 265 of file exif.cc.

References _get_exiv2_type(), _get_xmp_tags(), dt_util_dstrcat(), and exiv2_taglist.

Referenced by dt_exif_get_exiv2_taglist(), and dt_init().

◆ dt_exif_write_blob()

int dt_exif_write_blob	(	uint8_t *	blob,
		uint32_t	size,
		const char *	path,
		const int	compressed
	)

write blob to file exif. merges with existing exif information.

Definition at line 1815 of file exif.cc.

References dt_remove_exif_keys(), i, key, lock, read_metadata_threadsafe, size, and WIDEN.

Referenced by dt_imageio_write_dng(), write_image(), write_image(), write_image(), and write_image().

◆ dt_exif_xmp_attach_export()

int dt_exif_xmp_attach_export	(	const int32_t	imgid,
		const char *	filename,
		void *	metadata
	)

write xmp packet inside an image.

Todo:: if an element of the list contains a ", " it is not correctly exported

Definition at line 4249 of file exif.cc.

References _exif_get_exiv2_tag_type(), _exif_read_exif_tag(), _exif_xmp_read_data_export(), _remove_xmp_keys(), dt_free, dt_image_full_path(), dt_image_path_append_version(), DT_META_EXIF, DT_META_GEOTAG, dt_remove_exif_geotag(), dt_remove_exif_key(), dt_remove_iptc_key(), dt_remove_known_keys(), dt_remove_xmp_key(), dt_remove_xmp_keys(), dt_variables_expand(), dt_variables_params_destroy(), dt_variables_params_init(), dt_variables_set_tags_flags(), FALSE, i, IS_NULL_PTR, key, lock, m, PATH_MAX, read_metadata_threadsafe, TRUE, type, and WIDEN.

Referenced by dt_imageio_export_with_flags().

◆ dt_exif_xmp_decode()

unsigned char * dt_exif_xmp_decode	(	const char *	input,
		const int	len,
		int *	output_len
	)

Definition at line 2341 of file exif.cc.

References dt_free, factor, i, IS_NULL_PTR, and TO_BINARY.

Referenced by add_preset(), dt_exif_xmp_read(), dt_presets_import_from_file(), dt_style_plugin_save(), init_presets(), read_history_v1(), read_history_v2(), read_masks(), and read_masks_v3().

◆ dt_exif_xmp_encode()

char * dt_exif_xmp_encode	(	const unsigned char *	input,
		const int	len,
		int *	output_len
	)

encode / decode op params

Definition at line 2250 of file exif.cc.

References COMPRESS_THRESHOLD, dt_conf_get_string(), dt_exif_xmp_encode_internal(), dt_free, FALSE, and TRUE.

Referenced by _exif_xmp_append_history_hash(), _init_presets(), dt_preset_encode(), dt_set_xmp_dt_history(), and dt_style_encode().

◆ dt_exif_xmp_encode_internal()

char * dt_exif_xmp_encode_internal	(	const unsigned char *	input,
		const int	len,
		int *	output_len,
		gboolean	do_compress
	)

Definition at line 2276 of file exif.cc.

References dt_free, factor, i, IS_NULL_PTR, and MIN.

Referenced by dt_exif_xmp_encode(), encode_colorchecker(), and encode_tonecurve().

◆ dt_exif_xmp_read()

int dt_exif_xmp_read	(	dt_image_t *	img,
		const char *	filename,
		const int	history_only
	)

read xmp sidecar file.

Todo:: : make this configurable? or remove it altogether?

Definition at line 3109 of file exif.cc.

References _exif_decode_xmp_data(), add_mask_entries_to_db(), add_mask_entry_to_db(), add_non_clone_mask_entries_to_db(), history_entry_t::blendop_params, history_entry_t::blendop_params_len, history_entry_t::blendop_version, darktable, darktable_t::db, dt_database_get(), dt_database_release_transaction, dt_database_rollback_transaction(), dt_database_start_transaction, DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_PREPARE_V2, dt_deprecated(), dt_exif_xmp_decode(), dt_free, dt_free_gpointer(), dt_history_db_delete_history(), dt_history_db_delete_masks_history(), dt_history_db_get_next_history_num(), dt_history_db_shift_history_nums(), dt_history_db_write_history_item(), dt_history_set_end(), DT_IMAGE_AUTO_PRESETS_APPLIED, DT_IMAGE_NO_LEGACY_PRESETS, DT_IOP_ORDER_ANSEL_RAW, DT_IOP_ORDER_LEGACY, dt_ioppr_deserialize_text_iop_order_list(), dt_ioppr_get_iop_order_link(), dt_ioppr_get_iop_order_list_version(), dt_ioppr_write_iop_order_list(), dt_sort_iop_list_by_order_f(), history_entry_t::enabled, FALSE, dt_image_t::flags, free_history_entry(), free_mask_entry(), dt_image_t::history_hash, dt_image_t::id, dt_iop_order_entry_t::instance, history_entry_t::iop_order, dt_iop_order_entry_t::iop_order_f, dt_image_raw_parameters_t::legacy, dt_image_t::legacy_flip, MIN, history_entry_t::modversion, history_entry_t::multi_name, history_entry_t::multi_priority, history_entry_t::num, dt_iop_order_entry_t::o, history_entry_t::operation, dt_iop_order_entry_t::operation, out, history_entry_t::params, history_entry_t::params_len, read_history_v1(), read_history_v2(), read_masks(), read_masks_v3(), read_metadata_threadsafe, read_xmp_timestamps(), TRUE, dt_image_raw_parameters_t::user_flip, and WIDEN.

Referenced by _history_load_and_apply_apply(), _image_import_internal(), dt_image_read_duplicates(), and main().

◆ dt_exif_xmp_read_string()

char * dt_exif_xmp_read_string ( const int32_t imgid )

get the xmp blob for imgid.

Definition at line 4120 of file exif.cc.

References _exif_xmp_read_data(), dt_image_full_path(), dt_image_path_append_version(), dt_remove_known_keys(), ERROR_CODE, FALSE, lock, PATH_MAX, and WIDEN.

Referenced by write_image(), and write_image().

◆ dt_exif_xmp_write_with_imgpath()

int dt_exif_xmp_write_with_imgpath	(	const dt_image_t *	image,
		const char *	filename,
		const char *	imgpath
	)

Definition at line 4506 of file exif.cc.

References _exif_xmp_read_data(), dt_control_log(), dt_free, dt_read_file(), dt_remove_known_keys(), ERROR_CODE, dt_image_t::id, IS_NULL_PTR, lock, TRUE, and WIDEN.

Referenced by _write_sidecar_file_from_image_locked(), and write_image().

◆ dt_remove_exif_geotag()

static void dt_remove_exif_geotag ( Exiv2::ExifData & exifData )

static

Definition at line 1878 of file exif.cc.

References dt_remove_exif_keys().

Referenced by dt_exif_read_blob(), and dt_exif_xmp_attach_export().

◆ dt_remove_exif_key()

static void dt_remove_exif_key	(	Exiv2::ExifData &	exif,
		const char *	key
	)

static

Definition at line 4223 of file exif.cc.

References key.

Referenced by dt_exif_xmp_attach_export().

◆ dt_remove_exif_keys()

static void dt_remove_exif_keys	(	Exiv2::ExifData &	exif,
		const char *	keys[],
		unsigned int	n_keys
	)

static

Definition at line 459 of file exif.cc.

References i.

Referenced by dt_exif_read_blob(), dt_exif_write_blob(), and dt_remove_exif_geotag().

◆ dt_remove_iptc_key()

static void dt_remove_iptc_key	(	Exiv2::IptcData &	iptc,
		const char *	key
	)

static

Definition at line 4236 of file exif.cc.

References key.

Referenced by dt_exif_xmp_attach_export().

◆ dt_remove_known_keys()

static void dt_remove_known_keys ( Exiv2::XmpData & xmp )

static

Definition at line 439 of file exif.cc.

References dt_xmp_keys, dt_xmp_keys_n, i, and key.

Referenced by dt_exif_xmp_attach_export(), dt_exif_xmp_read_string(), and dt_exif_xmp_write_with_imgpath().

◆ dt_remove_xmp_exif_geotag()

static void dt_remove_xmp_exif_geotag ( Exiv2::XmpData & xmpData )

static

Definition at line 3716 of file exif.cc.

References dt_remove_xmp_keys().

Referenced by _exif_xmp_read_data_export(), and dt_set_xmp_exif_geotag().

◆ dt_remove_xmp_key()

static void dt_remove_xmp_key	(	Exiv2::XmpData &	xmp,
		const char *	key
	)

static

Definition at line 4192 of file exif.cc.

References key.

Referenced by dt_exif_xmp_attach_export().

◆ dt_remove_xmp_keys()

static void dt_remove_xmp_keys	(	Exiv2::XmpData &	xmp,
		const char *	keys[],
		unsigned int	n_keys
	)

static

Definition at line 479 of file exif.cc.

References i.

Referenced by dt_exif_xmp_attach_export(), dt_remove_xmp_exif_geotag(), and set_xmp_timestamps().

◆ dt_set_xmp_dt_history()

static void dt_set_xmp_dt_history	(	Exiv2::XmpData &	xmpData,
		const int32_t	imgid,
		int	history_end
	)

static

Definition at line 3502 of file exif.cc.

References darktable, darktable_t::db, dt_database_get(), DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_PREPARE_V2, dt_exif_xmp_encode(), dt_free, IS_NULL_PTR, key, mask_id, mask_name, and MIN.

Referenced by _exif_xmp_read_data(), and _exif_xmp_read_data_export().

◆ dt_set_xmp_dt_metadata()

static void dt_set_xmp_dt_metadata	(	Exiv2::XmpData &	xmpData,
		const int32_t	imgid,
		const gboolean	export_flag
	)

static

Definition at line 3772 of file exif.cc.

References darktable, darktable_t::db, dt_conf_get_int(), dt_database_get(), DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_PREPARE_V2, dt_free, DT_METADATA_FLAG_HIDDEN, DT_METADATA_FLAG_PRIVATE, dt_metadata_get_key(), dt_metadata_get_name(), dt_metadata_get_type(), DT_METADATA_TYPE_INTERNAL, dt_util_dstrcat(), flag, name, and v.

Referenced by _exif_xmp_read_data(), and _exif_xmp_read_data_export().

◆ dt_set_xmp_exif_geotag()

static void dt_set_xmp_exif_geotag	(	Exiv2::XmpData &	xmpData,
		double	longitude,
		double	latitude,
		double	altitude
	)

static

Definition at line 3730 of file exif.cc.

References double(), dt_free, and dt_remove_xmp_exif_geotag().

Referenced by _exif_xmp_read_data(), and _exif_xmp_read_data_export().

◆ dt_strlcpy_to_utf8()

static void dt_strlcpy_to_utf8	(	char *	dest,
		size_t	dest_max,
		Exiv2::ExifData::const_iterator &	pos,
		Exiv2::ExifData &	exifData
	)

static

Definition at line 420 of file exif.cc.

References dt_free, and IS_NULL_PTR.

Referenced by _exif_decode_exif_data(), _find_datetime_taken(), _find_exif_maker(), and _find_exif_model().

◆ free_history_entry()

static void free_history_entry ( gpointer data )

static

Definition at line 2547 of file exif.cc.

References history_entry_t::blendop_params, dt_free, history_entry_t::multi_name, history_entry_t::operation, and history_entry_t::params.

Referenced by dt_exif_xmp_read(), and read_history_v2().

◆ free_mask_entry()

void free_mask_entry ( gpointer data )

Definition at line 2838 of file exif.cc.

References dt_free, mask_entry_t::mask_name, mask_entry_t::mask_points, and mask_entry_t::mask_src.

Referenced by dt_exif_xmp_read(), read_masks(), and read_masks_v3().

◆ print_history_entry()

static void print_history_entry ( history_entry_t * entry )

static

Definition at line 2527 of file exif.cc.

References history_entry_t::blendop_params, history_entry_t::blendop_version, history_entry_t::enabled, history_entry_t::iop_order, IS_NULL_PTR, history_entry_t::modversion, history_entry_t::multi_name, history_entry_t::multi_priority, history_entry_t::operation, and history_entry_t::params.

◆ read_history_v1()

static GList * read_history_v1	(	const std::string &	xmpPacket,
		const char *	filename,
		const int	superold
	)

static

Definition at line 2560 of file exif.cc.

References history_entry_t::blendop_params, history_entry_t::blendop_params_len, history_entry_t::blendop_version, dt_exif_xmp_decode(), history_entry_t::enabled, history_entry_t::iop_order, history_entry_t::modversion, history_entry_t::multi_name, history_entry_t::multi_priority, history_entry_t::operation, history_entry_t::params, and history_entry_t::params_len.

Referenced by dt_exif_xmp_read().

◆ read_history_v2()

static GList * read_history_v2	(	Exiv2::XmpData &	xmpData,
		const char *	filename
	)

static

Todo:: : support human readable params via introspection with something like this:

Definition at line 2694 of file exif.cc.

References history_entry_t::blendop_params, history_entry_t::blendop_params_len, history_entry_t::blendop_version, dt_exif_xmp_decode(), dt_free, history_entry_t::enabled, free_history_entry(), history_entry_t::have_modversion, history_entry_t::have_operation, history_entry_t::have_params, history_entry_t::iop_order, key, history_entry_t::modversion, history_entry_t::multi_name, history_entry_t::multi_priority, n, history_entry_t::num, history_entry_t::operation, history_entry_t::params, history_entry_t::params_len, and TRUE.

Referenced by dt_exif_xmp_read().

◆ read_masks()

static GHashTable * read_masks	(	Exiv2::XmpData &	xmpData,
		const char *	filename,
		const int	version
	)

static

Todo:: : turn that into something like Xmp.darktable.history!

Definition at line 2847 of file exif.cc.

References dt_exif_xmp_decode(), free_mask_entry(), i, mask_entry_t::mask_id, mask_id, mask_entry_t::mask_name, mask_name, mask_entry_t::mask_nb, mask_entry_t::mask_points, mask_entry_t::mask_points_len, mask_entry_t::mask_src, mask_entry_t::mask_src_len, mask_entry_t::mask_type, mask_entry_t::mask_version, and mask_entry_t::version.

Referenced by dt_exif_xmp_read().

◆ read_masks_v3()

static GList * read_masks_v3	(	Exiv2::XmpData &	xmpData,
		const char *	filename,
		const int	version
	)

static

Todo:: : support human readable params via introspection with something like this:

Definition at line 2913 of file exif.cc.

References dt_exif_xmp_decode(), dt_free, free_mask_entry(), key, mask_entry_t::mask_id, mask_entry_t::mask_name, mask_entry_t::mask_nb, mask_entry_t::mask_num, mask_entry_t::mask_points, mask_entry_t::mask_points_len, mask_entry_t::mask_src, mask_entry_t::mask_src_len, mask_entry_t::mask_type, mask_entry_t::mask_version, n, and mask_entry_t::version.

Referenced by dt_exif_xmp_read().

◆ read_xmp_timestamps()

void read_xmp_timestamps	(	Exiv2::XmpData &	xmpData,
		dt_image_t *	img,
		const int	xmp_version
	)

static

Definition at line 3688 of file exif.cc.

References _convert_unix_to_gtimespan(), dt_image_t::change_timestamp, dt_image_t::export_timestamp, and dt_image_t::print_timestamp.

Referenced by dt_exif_xmp_read().

◆ set_xmp_timestamps()

static void set_xmp_timestamps	(	Exiv2::XmpData &	xmpData,
		const int32_t	imgid
	)

static

Definition at line 3638 of file exif.cc.

References darktable, darktable_t::db, dt_database_get(), DT_DEBUG_SQLITE3_BIND_INT, DT_DEBUG_SQLITE3_PREPARE_V2, and dt_remove_xmp_keys().

Referenced by _exif_xmp_read_data().

Variable Documentation

◆ dt_xmp_keys

const char* dt_xmp_keys[]

Initial value:

= { "Xmp.dc.subject", "Xmp.lr.hierarchicalSubject", "Xmp.darktable.colorlabels", "Xmp.darktable.history",
        "Xmp.darktable.history_modversion", "Xmp.darktable.history_enabled", "Xmp.darktable.history_end",
        "Xmp.darktable.iop_order_version", "Xmp.darktable.iop_order_list",
        "Xmp.darktable.history_operation", "Xmp.darktable.history_params", "Xmp.darktable.blendop_params",
        "Xmp.darktable.blendop_version", "Xmp.darktable.multi_priority", "Xmp.darktable.multi_name",
        "Xmp.darktable.iop_order",
        "Xmp.darktable.xmp_version", "Xmp.darktable.raw_params", "Xmp.darktable.auto_presets_applied",
        "Xmp.darktable.mask_id", "Xmp.darktable.mask_type", "Xmp.darktable.mask_name",
        "Xmp.darktable.masks_history", "Xmp.darktable.mask_num", "Xmp.darktable.mask_points",
        "Xmp.darktable.mask_version", "Xmp.darktable.mask", "Xmp.darktable.mask_nb", "Xmp.darktable.mask_src",
        "Xmp.darktable.history_basic_hash", "Xmp.darktable.history_auto_hash", "Xmp.darktable.history_current_hash",
        "Xmp.darktable.import_timestamp", "Xmp.darktable.change_timestamp",
        "Xmp.darktable.export_timestamp", "Xmp.darktable.print_timestamp",
        "Xmp.acdsee.notes", "Xmp.darktable.version_name",
        "Xmp.dc.creator", "Xmp.dc.publisher", "Xmp.dc.title", "Xmp.dc.description", "Xmp.dc.rights",
        "Xmp.xmpMM.DerivedFrom" }

Definition at line 398 of file exif.cc.

Referenced by dt_remove_known_keys().

◆ dt_xmp_keys_n

const guint dt_xmp_keys_n = G_N_ELEMENTS(dt_xmp_keys)

static

Definition at line 416 of file exif.cc.

Referenced by dt_remove_known_keys().

◆ exiv2_taglist

GList* exiv2_taglist = NULL

static

Definition at line 142 of file exif.cc.

Referenced by _exif_get_exiv2_tag_type(), dt_exif_get_exiv2_taglist(), and dt_exif_set_exiv2_taglist().

Data Structures

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ __STDC_FORMAT_MACROS

◆ COMPRESS_THRESHOLD

◆ DT_XMP_EXIF_VERSION

◆ ERROR_CODE

◆ FIND_EXIF_TAG

◆ FIND_IPTC_TAG

◆ FIND_XMP_TAG

◆ read_metadata_threadsafe

◆ TO_BINARY

◆ WIDEN

Typedef Documentation

◆ history_entry_t

◆ mask_entry_t

Function Documentation

◆ _check_dng_opcodes()

◆ _check_usercrop()

◆ _convert_unix_to_gtimespan()

◆ _exif_decode_exif_data()

◆ _exif_decode_iptc_data()

◆ _exif_decode_xmp_data()

◆ _exif_get_exiv2_tag_type()

◆ _exif_import_tags()

◆ _exif_read_exif_tag()

◆ _exif_xmp_append_history_hash()

◆ _exif_xmp_read_data()

◆ _exif_xmp_read_data_export()

◆ _find_datetime_taken()

◆ _find_exif_maker()

◆ _find_exif_model()

◆ _get_exiv2_type()

◆ _get_max_multi_priority()

◆ _get_xmp_tags()

◆ _illu_to_temp()

◆ _remove_xmp_keys()

◆ add_mask_entries_to_db()

◆ add_mask_entry_to_db()

◆ add_non_clone_mask_entries_to_db()

◆ dt_exif_cleanup()

◆ dt_exif_get_color_space()

◆ dt_exif_get_datetime_taken()

◆ dt_exif_get_exiv2_taglist()

◆ dt_exif_get_thumbnail()

◆ dt_exif_img_check_additional_tags()

◆ dt_exif_init()

◆ dt_exif_log_handler()

◆ dt_exif_read()

◆ dt_exif_read_blob()

◆ dt_exif_read_from_blob()

◆ dt_exif_read_iptc_tag()

◆ dt_exif_read_xmp_tag()

◆ dt_exif_set_exiv2_taglist()

◆ dt_exif_write_blob()

◆ dt_exif_xmp_attach_export()

◆ dt_exif_xmp_decode()

◆ dt_exif_xmp_encode()

◆ dt_exif_xmp_encode_internal()

◆ dt_exif_xmp_read()

◆ dt_exif_xmp_read_string()

◆ dt_exif_xmp_write_with_imgpath()

◆ dt_remove_exif_geotag()

◆ dt_remove_exif_key()

◆ dt_remove_exif_keys()

◆ dt_remove_iptc_key()

◆ dt_remove_known_keys()

◆ dt_remove_xmp_exif_geotag()

◆ dt_remove_xmp_key()

◆ dt_remove_xmp_keys()

◆ dt_set_xmp_dt_history()

◆ dt_set_xmp_dt_metadata()

◆ dt_set_xmp_exif_geotag()

◆ dt_strlcpy_to_utf8()

◆ free_history_entry()

◆ free_mask_entry()

◆ print_history_entry()