Better debug information

radio.py

@@ -10,7 +10,7 @@ N_COLORS = 3
 
 def draw_rectangle(frame, sp, ep):
     """ Draw a rectangle on the frame """
-    return cv2.rectangle(frame, sp, ep, RED)
+    return cv2.rectangle(frame, sp, ep, RED, 1)
 
 
 def analyze_block(frame, index, sp, ep):
@@ -20,10 +20,18 @@ def analyze_block(frame, index, sp, ep):
     sp2 = tuple(int(x) for x in (2 * np.array(sp) + np.array(ep)) / 3)
     ep2 = tuple(int(x) for x in (np.array(sp) + 2 * np.array(ep)) / 3)
     average_color = [int(x) for x in average_color]
-    frame = cv2.rectangle(frame, sp2, ep2, average_color, 5)
+    frame = cv2.rectangle(frame, sp2, ep2, average_color, -1)
     average_color = np.uint8([[average_color]])
     h, s, v = cv2.cvtColor(average_color, cv2.COLOR_BGR2HSV)[0][0]
-    print(index, h, s, v)
+
+    for thickness, color in ((3, (0, 0, 0)), (1, (255, 255, 255))):
+        frame = cv2.putText(frame,
+                            text=f"{h:03d} {s:03d} {v:03d}",
+                            org=(sp[0] + 10, sp[1] + 20),
+                            fontScale=.5,
+                            color=color,
+                            fontFace=2,
+                            thickness=thickness)
     return frame