def test_should_not_detect(self):
with open(abspath('./tests/fixtures/images/no_face.jpg')) as f:
self.engine.load(f.read(), None)
self.context.config.FACE_DETECTOR_CASCADE_FILE = abspath(
'./thumbor/detectors/face_detector/haarcascade_frontalface_default.xml'
)
FaceDetector(self.context, 0, []).detect(lambda: None)
expect(self.context.request.focal_points).to_be_empty()
def test_should_run_on_images_with_alpha(self):
with open(abspath('./tests/fixtures/images/Giunchedi%2C_Filippo_January_2015_01.png')) as f:
self.engine.load(f.read(), None)
self.context.config.FACE_DETECTOR_CASCADE_FILE = abspath(
'./thumbor/detectors/face_detector/haarcascade_frontalface_default.xml',
)
if hasattr(FaceDetector, 'cascade'):
del FaceDetector.cascade
FaceDetector(self.context, 0, None).detect(lambda: None)
detection_result = self.context.request.focal_points[0]
expect(detection_result.origin).to_equal('Face Detection')
expect(detection_result.x).to_be_numeric()
expect(detection_result.y).to_be_numeric()
expect(detection_result.width).to_be_numeric()
expect(detection_result.height).to_be_numeric()
def test_should_detect_one_face(self):
with open(abspath('./tests/fixtures/images/one_face.jpg')) as f:
self.engine.load(f.read(), None)
for i, detector in enumerate([
'./thumbor/detectors/face_detector/haarcascade_frontalface_default.xml',
'./thumbor/detectors/face_detector/haarcascade_frontalface_alt.xml',
'./thumbor/detectors/face_detector/haarcascade_frontalface_alt2.xml',
'./thumbor/detectors/face_detector/haarcascade_frontalface_alt_tree.xml'
]):
self.context.config.FACE_DETECTOR_CASCADE_FILE = abspath(detector)
if hasattr(FaceDetector, 'cascade'):
del FaceDetector.cascade
FaceDetector(self.context, 0, None).detect(lambda: None)
detection_result = self.context.request.focal_points[i]
expect(detection_result.origin).to_equal('Face Detection')
expect(detection_result.x).to_be_numeric()
expect(detection_result.y).to_be_numeric()
expect(detection_result.width).to_be_numeric()
expect(detection_result.height).to_be_numeric()