update the max memory usage to 70%

app.py

@@ -92,8 +92,8 @@ def get_frames_from_video(video_input, video_state):
             if ret == True:
                 current_memory_usage = psutil.virtual_memory().percent
                 frames.append(cv2.cvtColor(frame, cv2.COLOR_BGR2RGB))
-                if current_memory_usage > 90:
-                    operation_log = [("Memory usage is too high (>90%). Stop the video extraction. Please reduce the video resolution or frame rate.", "Error")]
+                if current_memory_usage > 70:
+                    operation_log = [("Memory usage is too high (>70%). Stop the video extraction. Please reduce the video resolution or frame rate.", "Error")]
                     print("Memory usage is too high (>90%). Please reduce the video resolution or frame rate.")
                     break
             else: