Function DeltaEncode

cpp/src/parquet/encoding_test.cc:2175–2179

}

std::shared_ptr<Buffer> DeltaEncode(std::vector<int32_t> lengths) {
  auto encoder = MakeTypedEncoder<Int32Type>(Encoding::DELTA_BINARY_PACKED);
  encoder->Put(lengths.data(), static_cast<int>(lengths.size()));
  return encoder->FlushValues();
}

std::shared_ptr<Buffer> DeltaEncode(std::span<const int32_t> lengths) {
  auto encoder = MakeTypedEncoder<Int32Type>(Encoding::DELTA_BINARY_PACKED);