openface/test.py

94 lines
2.9 KiB
Python

# Copyright 2015 Carnegie Mellon University
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import cv2
import openface
import os
import numpy as np
np.set_printoptions(precision=2)
from numpy.linalg import norm
import scipy
import scipy.spatial
import time
import openface
import openface.helper
from openface.data import iterImgs
from openface.alignment import NaiveDlib # Depends on dlib.
from subprocess import Popen, PIPE
import sys
fileDir = os.path.dirname(os.path.realpath(__file__))
modelDir = os.path.join(fileDir, 'models')
dlibModelDir = os.path.join(modelDir, 'dlib')
openfaceModelDir = os.path.join(modelDir, 'openface')
dlibFacePredictor = os.path.join(dlibModelDir,
"shape_predictor_68_face_landmarks.dat")
networkModel = os.path.join(openfaceModelDir, 'nn4.v1.t7')
imgDim = 96
align = NaiveDlib(dlibFacePredictor)
net = openface.TorchWrap(networkModel, imgDim=imgDim)
def test_pipeline():
imgPath = os.path.join(fileDir, 'images', 'examples', 'lennon-1.jpg')
bgrImg = cv2.imread(imgPath)
if bgrImg is None:
raise Exception("Unable to load image: {}".format(imgPath))
rgbImg = cv2.cvtColor(bgrImg, cv2.COLOR_BGR2RGB)
assert np.isclose(norm(rgbImg), 11.1355)
bb = align.getLargestFaceBoundingBox(rgbImg)
assert bb.left() == 341
assert bb.right() == 1006
assert bb.top() == 193
assert bb.bottom() == 859
alignedFace = align.alignImg("affine", imgDim, rgbImg, bb)
assert np.isclose(norm(alignedFace), 8.30662)
rep = net.forwardImage(alignedFace)
assert np.isclose(scipy.spatial.distance.cosine(rep, np.ones(128)),
1.01860434258)
def test_compare_demo():
cmd = ['python2', os.path.join(fileDir, 'demos', 'compare.py'),
os.path.join(fileDir, 'images', 'examples', 'lennon-1.jpg'),
os.path.join(fileDir, 'images', 'examples', 'lennon-2.jpg')]
p = Popen(cmd, stdout=PIPE, stderr=PIPE)
(out, err) = p.communicate()
print(err)
assert "0.298" in out
def test_classification_demo():
cmd = ['python2', os.path.join(fileDir, 'demos', 'classifier.py'),
'infer',
os.path.join(fileDir, 'models', 'openface',
'celeb-classifier.nn4.v1.pkl'),
os.path.join(fileDir, 'images', 'examples', 'carell.jpg')]
p = Popen(cmd, stdout=PIPE, stderr=PIPE)
(out, err) = p.communicate()
print(err)
assert "Predict SteveCarell with 0.96 confidence." in out