




import cv2import dlibimport numpyimport sys PREDICTOR_PATH = "F:\File_Python\Resources\shape_predictor_68_face_landmarks.dat" detector = dlib.get_frontal_face_detector() predictor = dlib.shape_predictor(PREDICTOR_PATH) class NoFaces(Exception): pass im = cv2.imread("F:\File_Python\Resources\Allstart.jpg") rects = detector(im,1) if len(rects) >= 1: print("{} faces detected".format(len(rects))) if len(rects) == 0: raise NoFaces for i in range(len(rects)): landmarks = numpy.matrix([[p.x,p.y] for p in predictor(im,rects[i]).parts()]) im = im.copy() for idx,point in enumerate(landmarks): pos = (point[0,0],point[0,1]) #cv2.putText(im,str(idx),pos, #fontFace=cv2.FONT_HERSHEY_SCRIPT_SIMPLEX, #fontScale=0.4, #color=(0,0,255)) cv2.circle(im,pos,0.5,color=(0,255,0)) cv2.namedWindow("im",2)cv2.imshow("im",im)cv2.waitKey(0)Landmark人脸68个关键点检测dat模型库(shape_predictor_68_face_landmarks.dat)
更多参考文献
OpenCV:利用OpenCV+dlib库实现对《极限男人帮》和《NBA全明星球员》人脸检测与人脸标记
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