Rebex.IO.Compression.Deflate.deflateParams C# (CSharp) Method

        internal int deflateParams(ZStream strm, int _level, int _strategy)
        {
            int err = Z_OK;

            if (_level == Z_DEFAULT_COMPRESSION)
            {
                _level = 6;
            }
            if (_level < 0 || _level > 9 || _strategy < 0 || _strategy > Z_HUFFMAN_ONLY)
            {
                return Z_STREAM_ERROR;
            }

            if (config_table[level].func != config_table[_level].func && strm.total_in != 0)
            {
                // Flush the last buffer:
                err = strm.deflate(Z_PARTIAL_FLUSH);
            }

            if (level != _level)
            {
                level = _level;
                max_lazy_match = config_table[level].max_lazy;
                good_match = config_table[level].good_length;
                nice_match = config_table[level].nice_length;
                max_chain_length = config_table[level].max_chain;
            }
            strategy = _strategy;
            return err;
        }