Merge 2c9447bd77 into 70d7242e57

nodes.py

@@ -475,7 +475,7 @@ class SaveLatent:
             metadata = {"prompt": prompt_info}
             if extra_pnginfo is not None:
                 for x in extra_pnginfo:
-                    metadata[x] = json.dumps(extra_pnginfo[x])
+                    metadata[x] = extra_pnginfo[x] if isinstance(extra_pnginfo[x], str) else json.dumps(extra_pnginfo[x])
 
         file = f"{filename}_{counter:05}_.latent"
 
@@ -1619,7 +1619,7 @@ class SaveImage:
                     metadata.add_text("prompt", json.dumps(prompt))
                 if extra_pnginfo is not None:
                     for x in extra_pnginfo:
-                        metadata.add_text(x, json.dumps(extra_pnginfo[x]))
+                        metadata.add_text(x, extra_pnginfo[x] if isinstance(extra_pnginfo[x], str) else json.dumps(extra_pnginfo[x]))
 
             filename_with_batch_num = filename.replace("%batch_num%", str(batch_number))
             file = f"{filename_with_batch_num}_{counter:05}_.png"