Update app.py

app.py

@@ -1,5 +1,6 @@
 import streamlit as st
-
+import numpy as np
+import cv2 as cv
 
 title = st.title("Welcome to Therapute")
 
@@ -15,10 +16,26 @@ st.write(x, 'squared is', x * x)
 st.write(curr_exer)
 st.success("Success")
 
-import streamlit as st
 
-picture = st.camera_input("Take a picture")
 
-if picture:
-    st.image(picture)
 
+cap = cv.VideoCapture(0)
+if not cap.isOpened():
+    print("Cannot open camera")
+    exit()
+while True:
+    # Capture frame-by-frame
+    ret, frame = cap.read()
+    # if frame is read correctly ret is True
+    if not ret:
+        print("Can't receive frame (stream end?). Exiting ...")
+        break
+    # Our operations on the frame come here
+    gray = cv.cvtColor(frame, cv.COLOR_BGR2GRAY)
+    # Display the resulting frame
+    cv.imshow('frame', gray)
+    if cv.waitKey(1) == ord('q'):
+        break
+# When everything done, release the capture
+cap.release()
+cv.destroyAllWindows()