feat: 增加扫黑除暴假动作

test/test_ocr_camera.py

@@ -0,0 +1,17 @@
+import cv2
+import time
+
+cap = cv2.VideoCapture(20)
+cap.set(cv2.CAP_PROP_AUTOFOCUS, 0)
+cap.set(cv2.CAP_PROP_FOCUS, 280)
+cap.set(cv2.CAP_PROP_FRAME_WIDTH, 640)
+cap.set(cv2.CAP_PROP_FRAME_HEIGHT, 480)
+
+
+while True:
+    ret, frame = cap.read()
+    if ret:
+        cv2.imshow('src', frame)
+    time.sleep(0.2)
+    if cv2.waitKey(25) & 0xFF == ord('q'):
+        break