add metadata to jpg and non-png image files

* needs a piexif module install
* dumps the info in an Exif "UserComment"
* update to webui.bat

1 files changed, 11 insertions, 2 deletions

diff --git a/modules/images.py b/modules/images.py
index fc9a0113..27d558ed 100644
--- a/modules/images.py
+++ b/modules/images.py
@@ -5,6 +5,8 @@ from collections import namedtuple
 import re

 

 import numpy as np

+import piexif

+import piexif.helper

 from PIL import Image, ImageFont, ImageDraw, PngImagePlugin

 from fonts.ttf import Roboto

 import string

@@ -323,7 +325,14 @@ def save_image(image, path, basename, seed=None, prompt=None, extension='png', i
         if not os.path.exists(fullfn):

             break

 

-    image.save(fullfn, quality=opts.jpeg_quality, pnginfo=pnginfo)

+    if extension == "png":

+        image.save(fullfn, quality=opts.jpeg_quality, pnginfo=pnginfo)

+    else:

+        exif_dict = { "Exif" : dict() }

+        exif_dict["Exif"][piexif.ExifIFD.UserComment] = piexif.helper.UserComment.dump(

+            info, encoding="unicode")

+        exif_bytes = piexif.dump(exif_dict)

+        image.save(fullfn, quality=opts.jpeg_quality, exif=exif_bytes)

 

     target_side_length = 4000

     oversize = image.width > target_side_length or image.height > target_side_length

@@ -335,7 +344,7 @@ def save_image(image, path, basename, seed=None, prompt=None, extension='png', i
         elif oversize:

             image = image.resize((image.width * target_side_length // image.height, target_side_length), LANCZOS)

 

-        image.save(f"{fullfn_without_extension}.jpg", quality=opts.jpeg_quality, pnginfo=pnginfo)

+        image.save(fullfn, quality=opts.jpeg_quality, exif=exif_bytes)

 

     if opts.save_txt and info is not None:

         with open(f"{fullfn_without_extension}.txt", "w", encoding="utf8") as file: