Update app.py

app.py

@@ -5,11 +5,6 @@ import os
 import cv2  
 import random
    
-
-os.system("mkdir /tmp/_input")
-os.system("mkdir /tmp/_output")
-os.system("mkdir /tmp/_outputf")
-os.system("mkdir /tmp/videoSaida")
 os.system("ls")
 col1, col2 = st.columns(2)
 
@@ -26,6 +21,11 @@ if uploaded_file is not None:
     # To read file as bytes:
     bytes_data = uploaded_file.getvalue()
     st.video(bytes_data)
+    os.system("rm -R /tmp/*")
+    os.system("mkdir /tmp/_input")
+    os.system("mkdir /tmp/_output")
+    os.system("mkdir /tmp/_outputf")
+    os.system("mkdir /tmp/videoSaida")
     with open("/tmp/inputvideo", "wb") as binary_file:
        binary_file.write(bytes_data)
     vcap = cv2.VideoCapture('/tmp/inputvideo') # 0=camera
@@ -41,6 +41,8 @@ if uploaded_file is not None:
               st.write(str(fps)+" fps")
 @st.experimental_memo(suppress_st_warning=True)
 def chamada():
+          
+
           percent_complete=0
           my_bar = st.progress(0)   
           percent_complete= percent_complete+ 10