diff --git a/main.py b/main.py
index 016aa33..7228f30 100644
--- a/main.py
+++ b/main.py
@@ -17,8 +17,6 @@
 from mmpose.registry import VISUALIZERS
 from mmpose.structures import merge_data_samples
 from mmpose.utils import adapt_mmdet_pipeline
-from PIL import Image
-from torchvision import transforms
 
 from util.calc_ste_position import CalcStethoscopePosition
 from util.ears_ai import EarsAI
@@ -101,17 +99,6 @@
     print(f"All frames saved to {output_dir}")
 
 
-def preprocess_image(image_path):
-    transform = transforms.Compose(
-        [
-            transforms.Resize((224, 224)),
-            transforms.ToTensor(),
-            transforms.Normalize(mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225]),
-        ]
-    )
-    return transform(Image.open(image_path).convert("RGB")).unsqueeze(0)
-
-
 def extract_keypoints_rtmpose(pose_results):
     if not pose_results:
         print("No pose results found.")