NodeComponents NodeAssembler(NodeComponents lowNode, NodeComponents maxNode)
{
var father = new NodeComponents();
var infoNewFather = new initialReadComponents();
father.CharacterData = infoNewFather;
father.LeftSon = lowNode;
father.RigthSon = maxNode;
father.CharacterData.probabilidad = lowNode.CharacterData.probabilidad + maxNode.CharacterData.probabilidad;
return(father);
}
public string generateCharactersList(HttpPostedFileBase file)
{
var bufferLength = file.ContentLength;
var amountOfCharacters = 0;
List <initialReadComponents> charactersList = new List <initialReadComponents>();
Stream stream = file.InputStream;
//se hace una copia del archivo
var ms = new MemoryStream();
file.InputStream.CopyTo(ms);
file.InputStream.Position = ms.Position = 0;
using (var reader = new BinaryReader(stream))
{
amountOfCharacters = Convert.ToInt32(reader.BaseStream.Length);
var byteBurffer = new byte[bufferLength];
while (reader.BaseStream.Position != reader.BaseStream.Length)
{
byteBurffer = reader.ReadBytes(bufferLength);
for (int i = 0; i < byteBurffer.Length; i++)
{
var characterForList = new initialReadComponents();
characterForList = charactersList.Find(x => x.caracter == byteBurffer[i]);
if (characterForList == null)
{
characterForList = new initialReadComponents();
characterForList.caracter = byteBurffer[i];
characterForList.frecuencia = 1;
charactersList.Add(characterForList);
}
else
{
characterForList.frecuencia++;
}
}
}
}
for (int i = 0; i < charactersList.Count; i++)
{
charactersList[i].probabilidad = Convert.ToDouble(charactersList[i].frecuencia) / Convert.ToDouble(amountOfCharacters);
}
return(ComprimirArchivo(charactersList, ms, file.FileName, bufferLength));
}
