diff --git a/sdcli/txt2img.py b/sdcli/txt2img.py
index 2a00b14..430c403 100644
--- a/sdcli/txt2img.py
+++ b/sdcli/txt2img.py
@@ -4,7 +4,7 @@ import modal
 import util
 
 stub = modal.Stub("run-stable-diffusion-cli")
-stub.run_inference = modal.Function.from_name("stable-diffusion-cli", "StableDiffusion.run_inference")
+stub.run_inference = modal.Function.from_name("stable-diffusion-cli", "Txt2Img.run_inference")
 
 
 @stub.local_entrypoint()
@@ -20,6 +20,7 @@ def main(
     upscaler: str = "",
     use_face_enhancer: str = "False",
     fix_by_controlnet_tile: str = "False",
+    output_format: str = "png",
 ):
     """
     This function is the entrypoint for the Runway CLI.
@@ -43,8 +44,9 @@ def main(
             upscaler=upscaler,
             use_face_enhancer=use_face_enhancer == "True",
             fix_by_controlnet_tile=fix_by_controlnet_tile == "True",
+            output_format=output_format,
         )
-        util.save_images(directory, images, seed_generated, i)
+        util.save_images(directory, images, seed_generated, i, output_format)
         total_time = time.time() - start_time
         print(f"Sample {i} took {total_time:.3f}s ({(total_time)/len(images):.3f}s / image).")
 
diff --git a/setup_files/__main__.py b/setup_files/__main__.py
index d1ff313..5fe3ea8 100644
--- a/setup_files/__main__.py
+++ b/setup_files/__main__.py
@@ -1,12 +1,12 @@
 from __future__ import annotations
 
 from setup import stub
-from txt2img import StableDiffusion
+from stable_diffusion_1_5 import Txt2Img
 
 
 @stub.function(gpu="A10G")
 def main():
-    StableDiffusion
+    Txt2Img
 
 
 if __name__ == "__main__":
diff --git a/setup_files/txt2img.py b/setup_files/stable_diffusion_1_5.py
similarity index 93%
rename from setup_files/txt2img.py
rename to setup_files/stable_diffusion_1_5.py
index 0a4907f..645930c 100644
--- a/setup_files/txt2img.py
+++ b/setup_files/stable_diffusion_1_5.py
@@ -18,7 +18,7 @@ from setup import (
     gpu="A10G",
     secrets=[Secret.from_dotenv(__file__)],
 )
-class StableDiffusion:
+class Txt2Img:
     """
     A class that wraps the Stable Diffusion pipeline and scheduler.
     """
@@ -231,7 +231,6 @@ class StableDiffusion:
         from basicsr.archs.rrdbnet_arch import RRDBNet
         from gfpgan import GFPGANer
         from realesrgan import RealESRGANer
-        from tqdm import tqdm
 
         model_name = upscaler
         if model_name == "RealESRGAN_x4plus":
@@ -271,20 +270,18 @@ class StableDiffusion:
             )
 
         upscaled_imgs = []
-        with tqdm(total=len(base_images)) as progress_bar:
-            for img in base_images:
-                img = numpy.array(img)
-                if use_face_enhancer:
-                    _, _, enhance_result = face_enhancer.enhance(
-                        img,
-                        has_aligned=False,
-                        only_center_face=False,
-                        paste_back=True,
-                    )
-                else:
-                    enhance_result, _ = upsampler.enhance(img)
+        for img in base_images:
+            img = numpy.array(img)
+            if use_face_enhancer:
+                _, _, enhance_result = face_enhancer.enhance(
+                    img,
+                    has_aligned=False,
+                    only_center_face=False,
+                    paste_back=True,
+                )
+            else:
+                enhance_result, _ = upsampler.enhance(img)
 
-                upscaled_imgs.append(PIL.Image.fromarray(enhance_result))
-                progress_bar.update(1)
+            upscaled_imgs.append(PIL.Image.fromarray(enhance_result))
 
         return upscaled_imgs