+ | Moving project to a webcam separated from the arduino

This commit is contained in:
ft-NotArt 2025-03-06 19:05:58 +01:00
parent 7f58f9142b
commit 3e3f009596

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@ -0,0 +1,61 @@
import cv2
def draw_square(frame, faces, color):
for (x, y, w, h) in faces:
face_region = frame[y:y+h, x:x+w]
cv2.rectangle(frame, (x, y), (x + w, y + h), color, 1)
return frame
video_capture = cv2.VideoCapture(0)
face_cascade = cv2.CascadeClassifier(cv2.data.haarcascades + "haarcascade_frontalface_default.xml")
side_cascade = cv2.CascadeClassifier(cv2.data.haarcascades + "haarcascade_profileface.xml")
detected_faces = []
detected_profiles = []
ret, frame = video_capture.read()
if ret:
frameH, frameW = frame.shape[:2]
while True:
ret, frame = video_capture.read()
if not ret:
break
gray_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
faces = face_cascade.detectMultiScale(gray_frame, scaleFactor=1.1, minNeighbors=5, minSize=(30, 30))
detected_faces = faces
faces = side_cascade.detectMultiScale(gray_frame, scaleFactor=1.1, minNeighbors=5, minSize=(30, 30))
detected_profiles = faces
target = [0, 0, 0, 0]
if len(detected_faces) != 0 :
for face in detected_faces :
if face[3] > target[3] :
target = face
print(f"{target[3]}")
# print(f"midH={frameH} midW={frameW} {len(detected_faces)} {len(detected_profiles)} ")
frame = draw_square(frame, detected_faces, (0, 255, 0))
frame = draw_square(frame, detected_profiles, (255, 0, 0))
if len(detected_faces) != 0 :
targetX = int (target[0] + (target[2] / 2))
targetY = int (target[1] + (target[3] / 2))
else :
targetX = int (frameW / 2)
targetY = int (frameH / 2)
cv2.rectangle(frame, (targetX, targetY), (targetX + 2, targetY + 2), (0, 0, 255), 1)
cv2.imshow("Faces", frame)
if cv2.waitKey(1) != -1:
break
video_capture.release()
cv2.destroyAllWindows()