def process(self):
thr_exceeded = False
if self.configured:
# convert initial image
pil_img_init = ScanTools.convert_image(self.img_init)
while not self.exiting:
countdown = self.cycle_time
while not self.exiting and countdown > 0:
time.sleep(1)
countdown -= 1
if self.exiting:
break
# request cyclic image
self.request_image.emit()
self.mutex.lock()
self.waitCondition.wait(self.mutex, time=3600)
self.mutex.unlock()
if self.exiting:
break
# convert cyclic image and compare images
pil_img_cyclic = ScanTools.convert_image(self.img_cyclic)
result = ScanTools.compare_images(pil_img_init, pil_img_cyclic)
self.comparison_done.emit(result)
if result > self.threshold:
thr_exceeded = True
break
self.finished.emit(thr_exceeded)
