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tag: xmp: Adds GST_TAG_IMAGE_ORIENTATION mapping
Adds GST_TAG_IMAGE_ORIENTATION mapping to xmp helper lib. Tests included.
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2 changed files with 63 additions and 0 deletions
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@ -657,6 +657,50 @@ deserialize_xmp_rating (GstTagList * taglist, const gchar * gst_tag,
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gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, gst_tag, value, NULL);
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gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, gst_tag, value, NULL);
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}
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}
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static gchar *
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serialize_tiff_orientation (const GValue * value)
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{
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const gchar *str;
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gint num;
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str = g_value_get_string (value);
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if (str == NULL) {
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GST_WARNING ("Failed to get image orientation tag value");
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return NULL;
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}
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num = gst_tag_image_orientation_to_exif_value (str);
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if (num == -1)
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return NULL;
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return g_strdup_printf ("%d", num);
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}
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static void
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deserialize_tiff_orientation (GstTagList * taglist, const gchar * gst_tag,
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const gchar * xmp_tag, const gchar * str, GSList ** pending_tags)
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{
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guint value;
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const gchar *orientation = NULL;
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if (sscanf (str, "%u", &value) != 1) {
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GST_WARNING ("Failed to parse tiff:Orientation %s", str);
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return;
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}
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if (value < 1 || value > 8) {
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GST_WARNING ("Invalid tiff:Orientation tag %u (should be from 1 to 8), "
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"ignoring", value);
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return;
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}
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orientation = gst_tag_image_orientation_from_exif_value (value);
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if (orientation == NULL)
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return;
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gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, gst_tag, orientation, NULL);
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}
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/* look at this page for addtional schemas
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/* look at this page for addtional schemas
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* http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/XMP.html
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* http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/XMP.html
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*/
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*/
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@ -693,6 +737,8 @@ _init_xmp_tag_map ()
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_xmp_tag_add_simple_mapping (GST_TAG_DEVICE_MANUFACTURER, "tiff:Make", NULL,
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_xmp_tag_add_simple_mapping (GST_TAG_DEVICE_MANUFACTURER, "tiff:Make", NULL,
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NULL);
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NULL);
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_xmp_tag_add_simple_mapping (GST_TAG_DEVICE_MODEL, "tiff:Model", NULL, NULL);
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_xmp_tag_add_simple_mapping (GST_TAG_DEVICE_MODEL, "tiff:Model", NULL, NULL);
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_xmp_tag_add_simple_mapping (GST_TAG_IMAGE_ORIENTATION, "tiff:Orientation",
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serialize_tiff_orientation, deserialize_tiff_orientation);
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/* exif schema */
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/* exif schema */
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_xmp_tag_add_simple_mapping (GST_TAG_GEO_LOCATION_LATITUDE,
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_xmp_tag_add_simple_mapping (GST_TAG_GEO_LOCATION_LATITUDE,
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@ -953,6 +953,23 @@ GST_START_TEST (test_xmp_tags_serialization_deserialization)
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&value);
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&value);
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do_xmp_tag_serialization_deserialization (GST_TAG_DEVICE_MODEL, &value);
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do_xmp_tag_serialization_deserialization (GST_TAG_DEVICE_MODEL, &value);
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g_value_set_static_string (&value, "rotate-0");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "flip-rotate-0");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "rotate-180");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "flip-rotate-180");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "flip-rotate-270");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "rotate-90");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "flip-rotate-90");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_set_static_string (&value, "rotate-270");
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do_xmp_tag_serialization_deserialization (GST_TAG_IMAGE_ORIENTATION, &value);
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g_value_unset (&value);
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g_value_unset (&value);
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g_value_init (&value, G_TYPE_DOUBLE);
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g_value_init (&value, G_TYPE_DOUBLE);
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