public override object Deserialize(Type type, System.IO.Stream stream)
{
using (var gzip = new LZ4Stream(stream, System.IO.Compression.CompressionMode.Decompress, highCompression: false, blockSize: 1024 * 64))
using (var sr = new StreamReader(gzip, new UTF8Encoding(false)))
{
return JSON.Deserialize(sr, type, options);
}
}
public override void Serialize(System.IO.Stream stream, object obj)
{
// default LZ4Stream buffer size is 1MB but it's too large on WebService serialization
using (var lz4 = new LZ4Stream(stream, System.IO.Compression.CompressionMode.Compress, highCompression: false, blockSize: 1024 * 64))
using (var sw = new StreamWriter(lz4, Encoding ?? new UTF8Encoding(false)))
{
JSON.Serialize(obj, sw, options);
}
}
/// <summary>
/// Decompress a byte array.
/// </summary>
/// <param name="input">Compressed data.</param>
/// <returns>Uncompressed data.</returns>
public static byte[] Uncompress(byte[] input)
{
using (MemoryStream output = new MemoryStream())
{
MemoryStream memstream = new MemoryStream(input);
LZ4Stream LZStream = new LZ4Stream(memstream, LZ4StreamMode.Decompress);
LZStream.CopyTo(output);
LZStream.Close();
memstream.Close();
return output.ToArray();
}
}
/// <summary>
/// Compresses a byte array.
/// </summary>
/// <param name="input">Uncompressed data.</param>
/// <returns>Compressed data.</returns>
public static byte[] Compress(byte[] input)
{
MemoryStream memstream = new MemoryStream();
LZ4Stream lzstream = new LZ4Stream(memstream, LZ4StreamMode.Compress);
lzstream.Write(input, 0, input.Length);
lzstream.Close();
byte[] finaldata = memstream.ToArray();
memstream.Close();
return finaldata;
}
