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atksh/IEEE-111073-16bit-sfloat-to-float.py

Created June 29, 2021 12:50
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convert IEEE-111073-16bit-sfloat to float
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IEEE-111073-16bit-sfloat-to-float.py
import numpy as np
def to_float_from_11073_16bit_sfloat(data):
tmp = int.from_bytes(data, "little")
uint16val = np.array([tmp], dtype=np.uint16)
tmp = bin(uint16val[0] & 0xfff)
mantissa = int(tmp, 0)
tmp = np.right_shift(uint16val, 12)
exponent = int(bin(tmp[0]), 0)
ret = round(mantissa * pow(10, exponent), 1)
return ret
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