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#pragma clang system_header
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#pragma once
#include <memory>
#include "contrib/libs/apache/arrow_next/cpp/src/arrow/util/compression.h" // IWYU pragma: export
namespace arrow20 {
namespace util {
// ----------------------------------------------------------------------
// Internal Codec factories
namespace internal {
// Brotli compression quality is max (11) by default, which is slow.
// We use 8 as a default as it is the best trade-off for Parquet workload.
constexpr int kBrotliDefaultCompressionLevel = 8;
// Brotli codec.
std::unique_ptr<Codec> MakeBrotliCodec(
int compression_level = kBrotliDefaultCompressionLevel,
std::optional<int> window_bits = std::nullopt);
// BZ2 codec.
constexpr int kBZ2DefaultCompressionLevel = 9;
std::unique_ptr<Codec> MakeBZ2Codec(int compression_level = kBZ2DefaultCompressionLevel);
// GZip
constexpr int kGZipDefaultCompressionLevel = 9;
std::unique_ptr<Codec> MakeGZipCodec(int compression_level = kGZipDefaultCompressionLevel,
GZipFormat format = GZipFormat::GZIP,
std::optional<int> window_bits = std::nullopt);
// Snappy
std::unique_ptr<Codec> MakeSnappyCodec();
// Lz4 Codecs
constexpr int kLz4DefaultCompressionLevel = 1;
// Lz4 frame format codec.
std::unique_ptr<Codec> MakeLz4FrameCodec(
int compression_level = kLz4DefaultCompressionLevel);
// Lz4 "raw" format codec.
std::unique_ptr<Codec> MakeLz4RawCodec(
int compression_level = kLz4DefaultCompressionLevel);
// Lz4 "Hadoop" format codec (== Lz4 raw codec prefixed with lengths header)
std::unique_ptr<Codec> MakeLz4HadoopRawCodec();
// ZSTD codec.
// XXX level = 1 probably doesn't compress very much
constexpr int kZSTDDefaultCompressionLevel = 1;
std::unique_ptr<Codec> MakeZSTDCodec(
int compression_level = kZSTDDefaultCompressionLevel);
} // namespace internal
} // namespace util
} // namespace arrow20
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