def transform_streamels(self, streamels):
check_1d_bit_sequence(streamels, 'Encrypt')
self.nbits = streamels.size
bytes_required = nbytes_to_encrypt(self.nbits)
bits_required = bytes_required * NBITS_IN_BYTE
streamels2 = np.zeros(bits_required, streamel_dtype)
streamels2['kind'] = ValueFormats.Discrete
streamels2['lower'] = 0
streamels2['upper'] = 1
streamels2['default'] = self.transform_value(streamels['default'])
return streamels2
def transform_streamels(self, streamels):
check_1d_bit_sequence(streamels, 'Decrypt')
if streamels.size != self.expect_nbits:
msg = 'I expect %d bits to decrypt.' % self.expect_nbits
raise UnsupportedSpec(msg)
streamels2 = np.zeros(self.ngoodbits, streamel_dtype)
streamels2['kind'] = ValueFormats.Discrete
streamels2['lower'] = 0
streamels2['upper'] = 1
streamels2['default'] = self.transform_value(streamels['default'])
return streamels2
