from scipy import misc import tensorflow as tf import detect_face import cv2 import matplotlib.pyplot as plt %pylab inline minsize = 20 # minimum size of face threshold = [ 0.6, 0.7, 0.7 ] # three steps's threshold factor = 0.709 # scale factor gpu_memory_fraction=1.0 print('Creating networks and loading parameters') with tf.Graph().as_default(): gpu_options = tf.GPUOptions(per_process_gpu_memory_fraction=gpu_memory_fraction) sess = tf.Session(config=tf.ConfigProto(gpu_options=gpu_options, log_device_placement=False)) with sess.as_default(): pnet, rnet, onet = detect_face.create_mtcnn(sess, None) image_path = '/home/cqh/faceData/multi_face/multi_face3.jpg' img = misc.imread(image_path) bounding_boxes, _ = detect_face.detect_face(img, minsize, pnet, rnet, onet, threshold, factor) nrof_faces = bounding_boxes.shape[0]#人脸数目 print('找到人脸数目为：{}'.format(nrof_faces)) print(bounding_boxes) crop_faces=[] for face_position in bounding_boxes: face_position=face_position.astype(int) print(face_position[0:4]) cv2.rectangle(img, (face_position[0], face_position[1]), (face_position[2], face_position[3]), (0, 255, 0), 2) crop=img[face_position[1]:face_position[3], face_position[0]:face_position[2],] crop = cv2.resize(crop, (96, 96), interpolation=cv2.INTER_CUBIC ) print(crop.shape) crop_faces.append(crop) plt.imshow(crop) plt.show() plt.imshow(img) plt.show() 
