VoxelEngine/src/coders/compression.hpp
2024-09-04 23:37:39 +03:00

31 lines
922 B
C++

#pragma once
#include <memory>
#include "typedefs.hpp"
namespace compression {
enum class Method {
NONE, EXTRLE8, EXTRLE16, GZIP
};
/// @brief Compress buffer
/// @param src source buffer
/// @param srclen length of the source buffer
/// @param len (out argument) length of result buffer
/// @param method compression method
/// @return compressed bytes array
/// @throws std::invalid_argument if compression method is NONE
std::unique_ptr<ubyte[]> compress(
const ubyte* src, size_t srclen, size_t& len, Method method
);
/// @brief Decompress buffer
/// @param src compressed buffer
/// @param srclen length of compressed buffer
/// @param dstlen max expected length of source buffer
/// @return decompressed bytes array
std::unique_ptr<ubyte[]> decompress(
const ubyte* src, size_t srclen, size_t dstlen, Method method);
}