pyneuroglancer.py 文件源码

def DecodeValues(block, values, encoded_values, bz, by, bx, nbits):
    # get the number of values per 8 byte uint64
    if (nbits > 0):
        values_per_uint64 = 64 / nbits

        ie = 0
        for value in encoded_values:
            for i in range(0, values_per_uint64):
                lower_bits_to_remove = (
                    (values_per_uint64 - i - 1) * nbits
                )
                values[ie] = (
                    (value >> lower_bits_to_remove) % 2**nbits
                )
                ie += 1

    ii = 0
    # get the lookup table
    for iw in range(0, bz):
        for iv in range(0, by):
            for iu in range(0, bx):
                block[iw, iv, iu] = values[ii]
                ii += 1

    return block, values