libgimp: set subfiletype to FILETYPE_REDUCEDIMAGE when saving EXIF thumbnails.

2021-08-28 13:24:14 -04:00 · 2021-08-28 13:24:14 -04:00 · 183900ca97
commit 183900ca97
parent f3764a59db
1 changed files with 4 additions and 1 deletions
--- a/libgimp/gimpimagemetadata.c
+++ b/libgimp/gimpimagemetadata.c
@ -808,7 +808,10 @@ gimp_image_metadata_save_finish (gint32                  image_ID,
                                          "3");
          gexiv2_metadata_set_tag_string (new_g2metadata,
                                          "Exif.Thumbnail.PhotometricInterpretation",
-                                          "6");
+                                          "6"); /* old jpeg */
+          gexiv2_metadata_set_tag_string (new_g2metadata,
+                                          "Exif.Thumbnail.NewSubfileType",
+                                          "1"); /* reduced resolution image */

          g_free (thumb_buffer);
        }