import cv2
# Load the Haar cascade XML file for object detection
object_cascade = cv2.CascadeClassifier('haarcascade_frontalcatface_extended.xml')
# Initialize the robot and camera
def initialize_robot():
# Code for initializing the robot and camera
pass
# Capture an image from the camera
def capture_image():
# Code for capturing an image from the camera
pass
# Perform object detection
def detect_objects(image):
gray_image = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
objects = object_cascade.detectMultiScale(gray_image, scaleFactor=1.1, minNeighbors=5, minSize=(30, 30))
return objects
# Perform obstacle detection
def detect_obstacles(image):
# Code for obstacle detection using computer vision
pass
# Move the robot to avoid obstacles
def avoid_obstacles():
# Code for avoiding obstacles
pass
# Main program
def main():
# Initialize the robot and camera
initialize_robot()
while True:
# Capture an image from the camera
image = capture_image()
# Perform object detection
objects = detect_objects(image)
# Perform obstacle detection
obstacles = detect_obstacles(image)
if len(objects) > 0:
# Handle detected objects
# Code for identifying and interacting with objects
for (x, y, w, h) in objects:
cv2.rectangle(image, (x, y), (x+w, y+h), (0, 255, 0), 3)
cv2.putText(image, 'Object', (x, y-10), cv2.FONT_HERSHEY_SIMPLEX, 0.9, (0, 255, 0), 2)
if len(obstacles) > 0:
# Avoid obstacles
avoid_obstacles()
# Display the result
cv2.imshow('Object Detection and Obstacle Avoidance', image)
# Break the loop when 'q' is pressed
if cv2.waitKey(1) & 0xFF == ord('q'):
break
# Release the camera resources
cv2.destroyAllWindows()
if __name__ == "__main__":
main()
-------------------------------------------------------------------------------------------------------------------
import cv2
import numpy as np
CAMERA_PORT = 0
# Initialize camera
camera = cv2.VideoCapture(CAMERA_PORT)
while True:
# Read frame from camera
ret, frame = camera.read()
# Run computer vision model on frame
blobs = run_model(frame)
# Check for obstacles
obstacles = []
for blob in blobs:
if blob_is_obstacle(blob):
obstacles.append(blob)
# Avoid obstacles
if obstacles:
largest_obstacle = max(obstacles, key=lambda x: x.size)
steer_away(largest_obstacle.center)
# Output image for debugging
cv2.imshow("Camera View", frame)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
camera.release()
cv2.destroyAllWindows()
-------------------------------------------------------------------------------------------------------------------
class Blob:
def __init__(self, x, y, w, h, label):
self.x = x
self.y = y
self.width = w
self.height = h
self.label = label
-------------------------------------------------------------------------------------------------------------------
def steer_away(target_x):
robot_x = get_robot_x()
if target_x < robot_x:
turn_left()
else:
turn_right()
-------------------------------------------------------------------------------------------------------------------def blob_is_significant(blob):
return blob.width > MIN_SIZE and blob.distance < MAX_DISTANCE
-------------------------------------------------------------------------------------------------------------------def
planned_path = plan_path(obstacles)
def follow_path():
target = get_next_point(planned_path)
steer_toward(target)
-------------------------------------------------------------------------------------------------------------------
def detect_obstacles():
cv_blobs = run_cv_model()
sonar_blobs = run_sonar_scanner()
fused_blobs = fuse(cv_blobs, sonar_blobs)
return fused_blobs
-------------------------------------------------------------------------------------------------------------------def
def test_obstacle_filtering():
# test ignoring small blobs