Update app.py

app.py

@@ -25,7 +25,7 @@ link = f'<a href="{url}">This sample app was heavily based on code shared by Aka
 st.markdown(link, unsafe_allow_html=True)
 
 def save_uploadedfile(uploadedfile):
-    with open(os.path.join("./media-directory/", "captured_picture.jpg"), "wb") as f:
+    with open(os.path.join(parent_media_path, "captured_picture.jpg"), "wb") as f:
         f.write(uploadedfile.getbuffer())
 
 def convert_to_jpg(uploaded_image):
@@ -100,7 +100,7 @@ if APPLICATION_MODE == "Take Picture":
             st.sidebar.success("Saved File")
             captured_picture_img = os.path.join(parent_media_path, "/captured_picture.jpg")
         st.write("Click on **Clear photo** to retake picture")
-        img_file = './media-directory/captured_picture.jpg'
+        img_file = os.path.join(parent_media_path, "captured_picture.jpg")
     st.divider()
 
 elif APPLICATION_MODE == "Upload Picture":