calibrator.py 文件源码

def do_tarfile_save(self, tf):
        """ Write images and calibration solution to a tarfile object """

        def taradd(name, buf):
            s = StringIO(buf)
            ti = tarfile.TarInfo(name)
            ti.size = len(s.getvalue())
            ti.uname = 'calibrator'
            ti.mtime = int(time.time())
            tf.addfile(tarinfo=ti, fileobj=s)

        ims = [("left-%04d.png" % i, im) for i,(_, im) in enumerate(self.db)]
        for (name, im) in ims:
            taradd(name, cv2.imencode(".png", im)[1].tostring())

        if self.calibrated:
            taradd('ost.yaml', self.yaml())
            taradd('ost.txt', self.ost())
        else:
            print("Doing none-calibration tarfile save!")