feat: use consistent file name in gradio

returns and uses filepaths instead of numpy image by saving to temp dir
uses double the temp dir file storage on disk as it saves to temp dir and gradio temp dir when displaying the image, but reuses logged output image

modules/async_worker.py

@@ -511,8 +511,8 @@ def worker():
 
             if direct_return:
                 d = [('Upscale (Fast)', '2x')]
-                log(uov_input_image, d)
-                yield_result(async_task, uov_input_image, do_not_show_finished_images=True)
+                uov_input_image_path = log(uov_input_image, d)
+                yield_result(async_task, uov_input_image_path, do_not_show_finished_images=True)
                 return
 
             tiled = True
@@ -774,6 +774,7 @@ def worker():
                 if inpaint_worker.current_task is not None:
                     imgs = [inpaint_worker.current_task.post_process(x) for x in imgs]
 
+                img_paths = []
                 for x in imgs:
                     d = [
                         ('Prompt', task['log_positive_prompt']),
@@ -799,9 +800,9 @@ def worker():
                         if n != 'None':
                             d.append((f'LoRA {li + 1}', f'{n} : {w}'))
                     d.append(('Version', 'v' + fooocus_version.version))
-                    log(x, d)
+                    img_paths.append(log(x, d))
 
-                yield_result(async_task, imgs, do_not_show_finished_images=len(tasks) == 1)
+                yield_result(async_task, img_paths, do_not_show_finished_images=len(tasks) == 1)
             except ldm_patched.modules.model_management.InterruptProcessingException as e:
                 if shared.last_stop == 'skip':
                     print('User skipped')

modules/private_logger.py

@@ -3,6 +3,7 @@ import args_manager
 import modules.config
 import json
 import urllib.parse
+import tempfile
 
 from PIL import Image
 from modules.util import generate_temp_filename
@@ -18,13 +19,15 @@ def get_current_html_path():
     return html_name
 
 
-def log(img, dic):
-    if args_manager.args.disable_image_log:
-        return
-
-    date_string, local_temp_filename, only_name = generate_temp_filename(folder=modules.config.path_outputs, extension='png')
+def log(img, dic) -> str:
+    path_outputs = tempfile.gettempdir() if args_manager.args.disable_image_log else modules.config.path_outputs
+    date_string, local_temp_filename, only_name = generate_temp_filename(folder=path_outputs, extension='png')
     os.makedirs(os.path.dirname(local_temp_filename), exist_ok=True)
     Image.fromarray(img).save(local_temp_filename)
+
+    if args_manager.args.disable_image_log:
+        return local_temp_filename
+
     html_name = os.path.join(os.path.dirname(local_temp_filename), 'log.html')
 
     css_styles = (
@@ -105,4 +108,4 @@ def log(img, dic):
 
     log_cache[html_name] = middle_part
 
-    return
+    return local_temp_filename