opencv_tutorials/python/code_101/opencv_101.py at master · HZHCoder1990/opencv_tutorials · GitHub

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import cv2 as cv

if __name__ == '__main__':

src = cv.imread("people1.jpg")

src = cv.resize(src, (0, 0), fx=0.5, fy=0.5)

cv.imshow("input", src)

cv.imwrite('people_src.jpg', src)

hog = cv.HOGDescriptor()

hog.setSVMDetector(cv.HOGDescriptor_getDefaultPeopleDetector())

# Detect people in the image

(rects, weights) = hog.detectMultiScale(src,

winStride=(4, 4),

padding=(8, 8),

scale=1.25,

useMeanshiftGrouping=False)

for (x, y, w, h) in rects:

cv.rectangle(src, (x, y), (x + w, y + h), (0, 0, 255), 2)

cv.imshow("hog-detector", src)

cv.imwrite('detector.jpg', src)

cv.waitKey(0)

cv.destroyAllWindows()

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