Function GetNumBytes

cpp/src/arrow/util/bpacking_test.cc:41–43

Get the number of bytes associate with a packing.

/// Get the number of bytes associate with a packing.
int GetNumBytes(int num_values, int bit_width, int bit_offset) {
  return static_cast<int>(bit_util::BytesForBits(num_values * bit_width + bit_offset));
}

/// Generate random values that can be packed within the given bit width.
template <typename Uint>