Update app.py

app.py

@@ -20,10 +20,6 @@ def read_video(video_path):
     cap.release()
     return frames
 
-# Function to interpolate between two frames
-def interpolate_frames(frame1, frame2, alpha):
-    return cv2.addWeighted(frame1, 1 - alpha, frame2, alpha, 0)
-
 # Function to convert video file to base64
 def get_video_base64(video_path):
     with open(video_path, "rb") as file:
@@ -32,13 +28,15 @@ def get_video_base64(video_path):
 
 # Function to save frames to video
 def save_frames_to_video(frames, output_video_path):
+    if not frames:
+        return
+
     height, width, _ = frames[0].shape
     fourcc = cv2.VideoWriter_fourcc(*'mp4v')
-    out = cv2.VideoWriter(output_video_path, fourcc, 20.0, (width, height))
+    out = cv2.VideoWriter(output_video_path, fourcc, 30.0, (width, height))
 
     for frame in frames:
         out.write(frame)
-
     out.release()
 
 # Textbox for user to specify output video name