using System;
using System.IO;
using UnityEngine;

public class LzmaHelper
{
    public static void Compress(string inFile, string outFile)
    {
        SevenZip.Compression.LZMA.Encoder coder = new SevenZip.Compression.LZMA.Encoder();
        FileStream input = new FileStream(inFile, FileMode.Open);
        FileStream output = new FileStream(outFile, FileMode.Create);
        coder.WriteCoderProperties(output);
        coder.Code(input, output, input.Length, -1, null);
        output.Flush();
        output.Close();
        input.Close();
    }
	
    public static void Decompress(string inFile, string outFile)
    {
        SevenZip.Compression.LZMA.Decoder coder = new SevenZip.Compression.LZMA.Decoder();
        FileStream input = new FileStream(inFile, FileMode.Open);
        FileStream output = new FileStream(outFile, FileMode.Create);
        byte[] properties = new byte[5];
        input.Read(properties, 0, 5);
        coder.SetDecoderProperties(properties);
        coder.Code(input, output, input.Length, -1, null);
        output.Flush();
        output.Close();
        input.Close();
    }
}