效果
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参考资料和资源
GitHub - Onwaier/SegfaceAndAlignByDlib: 用dlib实现脸部分割和人脸对齐
shape_predictor_68_face_landmarks.dat 下载地址_shape_predictor_68_face_landmarks.dat下载-CSDN博客
未运行的参考资料 dlib实现脸部分割与人脸对齐 - 知乎
py代码
"""
代码功能：
1. 用dlib人脸检测器检测出人脸，返回的人脸矩形框
2. 对检测出的人脸进行关键点检测并切割出人脸
"""
import cv2
import dlib
import numpy as np
predictor_model = 'shape_predictor_68_face_landmarks.dat'
detector = dlib.get_frontal_face_detector()# dlib人脸检测器
predictor = dlib.shape_predictor(predictor_model)
# cv2读取图像
test_img_path = "input.jpg"
img = cv2.imread(test_img_path)
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
# 人脸数rects
rects = detector(img, 0)
# faces存储full_object_detection对象
faces = dlib.full_object_detections()
for i in range(len(rects)):
faces.append(predictor(img,rects[i]))
face_images = dlib.get_face_chips(img, faces, size=320)
for image in face_images:
cv_bgr_img = cv2.cvtColor(image, cv2.COLOR_RGB2BGR)
cv2.imwrite('output.png', cv_bgr_img)
