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create_masked_face_dataset.py
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create_masked_face_dataset.py
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import os
import cv2
import time
import dlib
import pandas as pd
import numpy as np
from PIL import Image
from FaceMasking import FaceMasker
from FaceDetector import HOGFaceDetector, MTCNNFaceDetector
source_folder = '../Data/LFW/lfw-deepfunneled'
output_folder = '../Data/LFW/lfw-masked'
if not os.path.exists(output_folder):
os.makedirs(output_folder)
image_size = 160
mtcnn = MTCNNFaceDetector()
masker = [FaceMasker('default'), FaceMasker('n95')]
list_fol = os.listdir(source_folder)
num_fol = len(list_fol)
less_filfol = []
morethanone = []
nondetected = []
st = time.time()
for i, fol in enumerate(list_fol):
print('folder: {}/{}'.format(i+1, num_fol))
folfil = os.listdir(os.path.join(source_folder, fol))
num_fil = len(folfil)
if len(folfil) <= 0:
less_filfol.append(fol)
continue
save_fol = os.path.join(output_folder, fol)
if not os.path.exists(save_fol):
os.makedirs(save_fol)
for j, fil in enumerate(folfil):
print(' file: {}/{}'.format(j+1, num_fil))
fil = os.path.join(source_folder, fol, fil)
image = cv2.imread(fil)[:, :, ::-1]
face, shaped, _ = mtcnn.get_faces2(image, return_shape=True)
if shaped is None or len(shaped) == 0:
nondetected.append(fil)
continue
if len(shaped) > 1:
morethanone.append(fil)
continue
# Save normal-extracted face.
face = face[0][:, :, ::-1]
cv2.imwrite(os.path.join(save_fol, os.path.basename(fil)), face)
# Save masked-extracted face.
#for m, mkr in enumerate(masker):
m = np.random.randint(2)
mkr = masker[m]
image_mask = mkr.wear_mask_to_face(image, shaped[0].parts())
face_mask = dlib.get_face_chip(image_mask, shaped[0], size=image_size)[:, :, ::-1]
cv2.imwrite(os.path.join(save_fol, os.path.basename(fil).split('.')[0] + '_mask-{}.jpg'.format(m+1)),
face_mask)
elps = time.time() - st
print('time used: %.0f m : %.0f s' % (elps // 60, elps % 60))
set_name = os.path.dirname(output_folder).split('/')[-1]
nondetected = pd.DataFrame(nondetected)
nondetected.to_csv(os.path.join('../Data', set_name + '-nondetected.csv'), header=None, index=None)
morethanone = pd.DataFrame(morethanone)
morethanone.to_csv(os.path.join('../Data', set_name + '-morethanone.csv'), header=None, index=None)