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| -rw-r--r-- | libgimpbase/gimpmetadata.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/libgimpbase/gimpmetadata.h b/libgimpbase/gimpmetadata.h new file mode 100644 index 0000000..30a6f39 --- /dev/null +++ b/libgimpbase/gimpmetadata.h @@ -0,0 +1,154 @@ +/* LIBGIMPBASE - The GIMP Basic Library + * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball + * + * gimpmetadata.h + * Copyright (C) 2013 Hartmut Kuhse <hartmutkuhse@src.gnome.org> + * + * 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 3 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, see + * <https://www.gnu.org/licenses/>. + */ + +#ifndef __GIMP_METADATA_H__ +#define __GIMP_METADATA_H__ + +G_BEGIN_DECLS + +#define GIMP_TYPE_METADATA (gimp_metadata_get_type ()) +#define GIMP_METADATA(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_METADATA, GimpMetadata)) +#define GIMP_METADATA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_METADATA, GimpMetadataClass)) +#define GIMP_IS_METADATA(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_METADATA)) +#define GIMP_IS_METADATA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_METADATA)) +#define GIMP_METADATA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_METADATA, GimpMetadataClass)) + + +/** + * GimpMetadataLoadFlags: + * @GIMP_METADATA_LOAD_COMMENT: Load the comment + * @GIMP_METADATA_LOAD_RESOLUTION: Load the resolution + * @GIMP_METADATA_LOAD_ORIENTATION: Load the orientation (rotation) + * @GIMP_METADATA_LOAD_COLORSPACE: Load the colorspace + * @GIMP_METADATA_LOAD_ALL: Load all of the above + * + * What metadata to load when importing images. + **/ +typedef enum +{ + GIMP_METADATA_LOAD_COMMENT = 1 << 0, + GIMP_METADATA_LOAD_RESOLUTION = 1 << 1, + GIMP_METADATA_LOAD_ORIENTATION = 1 << 2, + GIMP_METADATA_LOAD_COLORSPACE = 1 << 3, + + GIMP_METADATA_LOAD_ALL = 0xffffffff +} GimpMetadataLoadFlags; + + +/** + * GimpMetadataSaveFlags: + * @GIMP_METADATA_SAVE_EXIF: Save EXIF + * @GIMP_METADATA_SAVE_XMP: Save XMP + * @GIMP_METADATA_SAVE_IPTC: Save IPTC + * @GIMP_METADATA_SAVE_THUMBNAIL: Save a thumbnail of the image + * @GIMP_METADATA_SAVE_COLOR_PROFILE: Save the image's color profile + * Since: 2.10.10 + * @GIMP_METADATA_SAVE_ALL: Save all of the above + * + * What kinds of metadata to save when exporting images. + **/ +typedef enum +{ + GIMP_METADATA_SAVE_EXIF = 1 << 0, + GIMP_METADATA_SAVE_XMP = 1 << 1, + GIMP_METADATA_SAVE_IPTC = 1 << 2, + GIMP_METADATA_SAVE_THUMBNAIL = 1 << 3, + GIMP_METADATA_SAVE_COLOR_PROFILE = 1 << 4, + + GIMP_METADATA_SAVE_ALL = 0xffffffff +} GimpMetadataSaveFlags; + + +/** + * GimpMetadataColorspace: + * @GIMP_METADATA_COLORSPACE_UNSPECIFIED: Unspecified + * @GIMP_METADATA_COLORSPACE_UNCALIBRATED: Uncalibrated + * @GIMP_METADATA_COLORSPACE_SRGB: sRGB + * @GIMP_METADATA_COLORSPACE_ADOBERGB: Adobe RGB + * + * Well-defined colorspace information available from metadata + **/ +typedef enum +{ + GIMP_METADATA_COLORSPACE_UNSPECIFIED, + GIMP_METADATA_COLORSPACE_UNCALIBRATED, + GIMP_METADATA_COLORSPACE_SRGB, + GIMP_METADATA_COLORSPACE_ADOBERGB +} GimpMetadataColorspace; + + +GType gimp_metadata_get_type (void) G_GNUC_CONST; + +GimpMetadata * gimp_metadata_new (void); +GimpMetadata * gimp_metadata_duplicate (GimpMetadata *metadata); + +GimpMetadata * gimp_metadata_deserialize (const gchar *metadata_xml); +gchar * gimp_metadata_serialize (GimpMetadata *metadata); +gchar * gimp_metadata_get_guid (void); + +void gimp_metadata_add_xmp_history (GimpMetadata *metadata, + gchar *state_status); + +GimpMetadata * gimp_metadata_load_from_file (GFile *file, + GError **error); +gboolean gimp_metadata_save_to_file (GimpMetadata *metadata, + GFile *file, + GError **error); + +gboolean gimp_metadata_set_from_exif (GimpMetadata *metadata, + const guchar *exif_data, + gint exif_data_length, + GError **error); +gboolean gimp_metadata_set_from_iptc (GimpMetadata *metadata, + const guchar *iptc_data, + gint iptc_data_length, + GError **error); +gboolean gimp_metadata_set_from_xmp (GimpMetadata *metadata, + const guchar *xmp_data, + gint xmp_data_length, + GError **error); + +void gimp_metadata_set_pixel_size (GimpMetadata *metadata, + gint width, + gint height); +void gimp_metadata_set_bits_per_sample (GimpMetadata *metadata, + gint bits_per_sample); + +gboolean gimp_metadata_get_resolution (GimpMetadata *metadata, + gdouble *xres, + gdouble *yres, + GimpUnit *unit); +void gimp_metadata_set_resolution (GimpMetadata *metadata, + gdouble xres, + gdouble yres, + GimpUnit unit); + +GimpMetadataColorspace + gimp_metadata_get_colorspace (GimpMetadata *metadata); +void gimp_metadata_set_colorspace (GimpMetadata *metadata, + GimpMetadataColorspace colorspace); + +gboolean gimp_metadata_is_tag_supported (const gchar *tag, + const gchar *mime_type); + +G_END_DECLS + +#endif /* __GIMP_METADATA_H__ */ |