/*
- * GQView
- * (C) 2006 John Ellis
+ * Geeqie
+ * (C) 2006 John Ellis
+ * Copyright (C) 2008 - 2012 The Geeqie Team
*
* Authors:
- * Support for Exif file format, originally written by Eric Swalens.
+ * Support for Exif file format, originally written by Eric Swalens.
* Modified by Quy Tonthat
* Reimplemented with generic data storage by John Ellis
*
#ifndef __EXIF_H
#define __EXIF_H
+#define EXIF_FORMATTED() "formatted."
+#define EXIF_FORMATTED_LEN (sizeof(EXIF_FORMATTED()) - 1)
/*
*-----------------------------------------------------------------------------
EXIF_FORMAT_DOUBLE = 12
} ExifFormatType;
+
/*
*-----------------------------------------------------------------------------
* Data storage
typedef struct _ExifItem ExifItem;
-typedef struct _ExifData ExifData;
-
typedef struct _ExifRational ExifRational;
struct _ExifRational
{
EXIF_UNIT_CENTIMETER = 3
} ExifUnitType;
+typedef struct _ExifFormattedText ExifFormattedText;
+struct _ExifFormattedText
+{
+ const gchar *key;
+ const gchar *description;
+ gchar *(*build_func)(ExifData *exif);
+};
/*
*-----------------------------------------------------------------------------
*-----------------------------------------------------------------------------
*/
-ExifData *exif_read(gchar *path, gint parse_color_profile);
+void exif_init(void);
+
+ExifData *exif_read(gchar *path, gchar *sidecar_path, GHashTable *modified_xmp);
+
+ExifData *exif_read_fd(FileData *fd);
+void exif_free_fd(FileData *fd, ExifData *exif);
+
+/* exif_read returns processed data (merged from image and sidecar, etc.)
+ this function gives access to the original data from the image.
+ original data are part of the processed data and should not be freed separately */
+ExifData *exif_get_original(ExifData *processed);
+
+
+gboolean exif_write(ExifData *exif);
+gboolean exif_write_sidecar(ExifData *exif, gchar *path);
+
void exif_free(ExifData *exif);
gchar *exif_get_data_as_text(ExifData *exif, const gchar *key);
gint exif_get_integer(ExifData *exif, const gchar *key, gint *value);
ExifRational *exif_get_rational(ExifData *exif, const gchar *key, gint *sign);
-double exif_rational_to_double(ExifRational *r, gint sign);
ExifItem *exif_get_item(ExifData *exif, const gchar *key);
ExifItem *exif_get_first_item(ExifData *exif);
ExifItem *exif_get_next_item(ExifData *exif);
-const char *exif_item_get_tag_name(ExifItem *item);
+
+gchar *exif_item_get_tag_name(ExifItem *item);
guint exif_item_get_tag_id(ExifItem *item);
guint exif_item_get_elements(ExifItem *item);
-char *exif_item_get_data(ExifItem *item, guint *data_len);
-const char *exif_item_get_description(ExifItem *item);
+gchar *exif_item_get_data(ExifItem *item, guint *data_len);
+gchar *exif_item_get_description(ExifItem *item);
guint exif_item_get_format_id(ExifItem *item);
-const char *exif_item_get_format_name(ExifItem *item, gint brief);
+const gchar *exif_item_get_format_name(ExifItem *item, gboolean brief);
gchar *exif_item_get_data_as_text(ExifItem *item);
gint exif_item_get_integer(ExifItem *item, gint *value);
-ExifRational *exif_item_get_rational(ExifItem *item, gint *sign);
+ExifRational *exif_item_get_rational(ExifItem *item, gint *sign, guint n);
-const gchar *exif_get_description_by_key(const gchar *key);
+gchar *exif_item_get_string(ExifItem *item, gint idx);
-gint format_raw_img_exif_offsets_fd(int fd, const gchar *path,
- unsigned char *header_data, const guint header_len,
- guint *image_offset, guint *exif_offset);
+gchar *exif_get_description_by_key(const gchar *key);
+gchar *exif_get_tag_description_by_key(const gchar *key);
+gchar *exif_get_formatted_by_key(ExifData *exif, const gchar *key, gboolean *key_valid);
-#endif
+gint exif_update_metadata(ExifData *exif, const gchar *key, const GList *values);
+GList *exif_get_metadata(ExifData *exif, const gchar *key, MetadataFormat format);
+
+guchar *exif_get_color_profile(ExifData *exif, guint *data_len);
+
+/* jpeg embedded icc support */
+
+void exif_add_jpeg_color_profile(ExifData *exif, guchar *cp_data, guint cp_length);
+
+gboolean exif_jpeg_parse_color(ExifData *exif, guchar *data, guint size);
+
+/*raw support */
+guchar *exif_get_preview(ExifData *exif, guint *data_len, gint requested_width, gint requested_height);
+void exif_free_preview(guchar *buf);
+
+gchar *metadata_file_info(FileData *fd, const gchar *key, MetadataFormat format);
+
+#endif
+/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */