kuukar-rpi/kuukar/kuukar_cv.py

34 lines
917 B
Python

from kuukar.kuukar_lcd import lcd
from kuukar.kuukar_leds import leds
import threading
import multiprocessing
import cv2
class cv:
def __init__(self, lcd: lcd, leds: leds) -> None:
self.lcd = lcd
self.leds = leds
self.camera = cv2.VideoCapture(0)
threading.Thread(target=self._cv_loop).start()
def _cv_loop(self):
while True:
img = self.capture_image()
stop_sign = self.detect_sign(img)
def get_road_curve(self, frame):
pass
def capture_image(self):
ret, frame = self.camera.read()
return frame
def detect_sign(self, frame):
stopsign_cascade = cv2.CascadeClassifier('./stopsign_good.xml')
image = frame.array
gray_img=cv2.cvtColor(image,cv2.COLOR_BGR2GRAY)
found_stopsigns=stopsign_cascade.detectMultiScale(gray_img,1.1,5)
return found_stopsigns