Exemplo n.º 1
0
        private void button2_Click(object sender, EventArgs e)
        {
            Dictionary <List <bool>, string> CodeTable = new Dictionary <List <bool>, string>();
            string input       = richTextBox1.Text;
            Source source      = new Source(input);
            string sourceinput = source.inputstring;

            if (radioButton1.Checked)
            {
                HuffmanTree huffmanTree = new HuffmanTree();
                huffmanTree.Build(sourceinput);
                Encoder  encoder = new Encoder(sourceinput);
                BitArray encoded = encoder.CodedBitString;
                double   zeros   = 0;
                double   edins   = 0;
                foreach (bool bit in encoded)
                {
                    richTextBox2.AppendText((bit ? 1 : 0) + "");
                }
                richTextBox2.Text += "\n";
                richTextBox2.Text += "Помехоустойчивый код \n";
                //
                CodeTable = encoder.getCodeTable();
                foreach (KeyValuePair <List <bool>, string> symbol in CodeTable)
                {
                    richTextBox3.Text += symbol.Value.ToString();
                    richTextBox3.AppendText("       ");
                    foreach (bool bit in symbol.Key)
                    {
                        richTextBox3.AppendText((bit ? 1 : 0) + "");
                    }
                    richTextBox3.Text += "\n";
                }
                EnctoNoiseEnc objnoiseencoder  = new Encoder(input);
                NoiseEncoder  objnencoder      = new NoiseEncoder(encoded);
                BitArray      noisecodedstring = objnencoder.getNoiseEncodedStr();//помехоустойчивая кодовая строка
                foreach (bool bit in noisecodedstring)
                {
                    richTextBox2.AppendText((bit ? 1 : 0) + "");
                    if (bit == false)
                    {
                        zeros++;
                    }
                    if (bit == true)
                    {
                        edins++;
                    }
                }
                textBox2.AppendText(zeros.ToString());
                textBox3.AppendText(edins.ToString());
                double sred = Math.Round((zeros + edins) / input.Length, 3);
                textBox4.AppendText(sred.ToString());
            }
            if (radioButton2.Checked)
            {
                HuffmanTree1 huffmanTree = new HuffmanTree1();
                huffmanTree.Build(sourceinput);
                Encoder1 encoder = new Encoder1(sourceinput);
                BitArray encoded = encoder.CodedBitString;
                int      zeros   = 0;
                int      edins   = 0;
                foreach (bool bit in encoded)
                {
                    richTextBox2.AppendText((bit ? 1 : 0) + "");
                    if (bit == false)
                    {
                        zeros++;
                    }
                    if (bit == true)
                    {
                        edins++;
                    }
                }
                textBox2.AppendText(zeros.ToString());
                textBox3.AppendText(edins.ToString());
                //
                CodeTable = encoder.getCodeTable();
                foreach (KeyValuePair <List <bool>, string> symbol in CodeTable)
                {
                    richTextBox3.Text += symbol.Value.ToString();
                    richTextBox3.AppendText("       ");
                    foreach (bool bit in symbol.Key)
                    {
                        richTextBox3.AppendText((bit ? 1 : 0) + "");
                    }
                    richTextBox3.Text += "\n";
                }
            }
            if (radioButton3.Checked)
            {
                HuffmanTree2 huffmanTree = new HuffmanTree2();
                huffmanTree.Build(sourceinput);
                Encoder2 encoder = new Encoder2(sourceinput);
                BitArray encoded = encoder.CodedBitString;
                int      zeros   = 0;
                int      edins   = 0;
                foreach (bool bit in encoded)
                {
                    richTextBox2.AppendText((bit ? 1 : 0) + "");
                    if (bit == false)
                    {
                        zeros++;
                    }
                    if (bit == true)
                    {
                        edins++;
                    }
                }
                //
                textBox2.AppendText(zeros.ToString());
                textBox3.AppendText(edins.ToString());
                CodeTable = encoder.getCodeTable();
                foreach (KeyValuePair <List <bool>, string> symbol in CodeTable)
                {
                    richTextBox3.Text += symbol.Value.ToString();
                    richTextBox3.AppendText("       ");
                    foreach (bool bit in symbol.Key)
                    {
                        richTextBox3.AppendText((bit ? 1 : 0) + "");
                    }
                    richTextBox3.Text += "\n";
                }
            }
        }
Exemplo n.º 2
0
        private void button3_Click(object sender, EventArgs e)
        {
            string input    = richTextBox1.Text;
            double getnoise = double.Parse(textBox1.Text);

            if (radioButton1.Checked)
            {
                EnctoDec      objencoder1     = new Encoder(input);
                EnctoNoiseEnc objnoiseencoder = new Encoder(input);
                Encoder       encoder         = new Encoder(input);
                BitArray      codedstring     = encoder.CodedBitString;
                Console.WriteLine("Строка из кодера");
                foreach (bool bit in codedstring)
                {
                    Console.Write((bit ? 1 : 0) + "");
                }
                Console.WriteLine();
                Console.WriteLine("Строка из устойчивого кодера");
                NoiseEncoder objnencoder      = new NoiseEncoder(codedstring);
                BitArray     noisecodedstring = objnencoder.getNoiseEncodedStr();//строка из устойчивого кодера
                foreach (bool bit in noisecodedstring)
                {
                    Console.Write((bit ? 1 : 0) + "");
                }
                Console.WriteLine();
                Console.WriteLine("Cтрока из канала");
                CantoDec objcanal             = new Canal(noisecodedstring, getnoise);
                BitArray noiseStringFromCanal = objcanal.getNoiseCodedStr(noisecodedstring, getnoise);//строка из канала
                foreach (bool bit in noiseStringFromCanal)
                {
                    Console.Write((bit ? 1 : 0) + "");
                }
                Console.WriteLine();
                Console.WriteLine("Строка из устойчивого декодера");
                NoiseDecoder objndecoder        = new NoiseDecoder(noiseStringFromCanal);
                BitArray     StringFromNoiseDec = objndecoder.getStringNoiseDec();//строка из устойчивого декодера
                ArrayList    FulldecodedString  = objndecoder.getFullDecodedString();
                foreach (int num in FulldecodedString)
                {
                    Console.Write(num);
                }
                Array    FulldecodedString1   = FulldecodedString.ToArray();
                BitArray FullBitdecodedString = new BitArray(FulldecodedString.Count);
                for (int i = 0; i < FulldecodedString.Count; i++)
                {
                    if ((int)FulldecodedString1.GetValue(i) == 0)
                    {
                        FullBitdecodedString.Set(i, false);
                    }
                    else
                    {
                        FullBitdecodedString.Set(i, true);
                    }
                }
                int errorsdone   = 0;
                int errorsundone = 0;
                int errorswrong  = 0;
                int dlin1        = noisecodedstring.Length;
                int dlin2        = noiseStringFromCanal.Length;
                int dlin3        = FullBitdecodedString.Length;
                Console.WriteLine("Длина кодера: {0,1:g}", dlin1);
                Console.WriteLine("Длина канала: {0,1:g}", dlin2);
                Console.WriteLine("Длина декодера: {0,1:g}", dlin3);
                bool elem  = false;
                bool elem1 = false;
                bool elem2 = false;
                Console.WriteLine();
                for (int i = 0; i < noisecodedstring.Length; i++)
                {
                    /*if ((noisecodedstring[i] == FullBitdecodedString[i]) && (FullBitdecodedString[i] != noiseStringFromCanal[i]))
                     *  errorsdone++;
                     * if ((noisecodedstring[i] != FullBitdecodedString[i]) && (FullBitdecodedString[i] == noiseStringFromCanal[i]))
                     *  errorsundone++;*/
                    // if
                    elem  = noisecodedstring.Get(i);     //кодер
                    elem1 = FullBitdecodedString.Get(i); //декодер
                    elem2 = noiseStringFromCanal.Get(i);
                    //канал
                    //elem1 = noisecodedstring.Get(i);
                    //elem2 = noisecodedstring.Get(i);

                    /*if ((noisecodedstring.Get(i) == FullBitdecodedString.Get(i)) && (FullBitdecodedString.Get(i)!=noiseStringFromCanal.Get(i)))
                     *  errorsdone++;
                     * if ((!noisecodedstring[i].Equals(FullBitdecodedString[i])) && (FullBitdecodedString[i].Equals(noiseStringFromCanal[i])))
                     *  errorsundone++;*/
                    //Console.WriteLine();
                    if (elem == elem1)
                    {
                        Console.Write(elem);
                        if (elem != elem2)
                        {
                            errorsdone++;
                        }
                    }
                    if (elem == elem2)
                    {
                        if (elem1 != elem2)
                        {
                            errorsundone++;
                        }
                    }
                    if (elem == elem2)
                    {
                        if (elem2 != elem1)
                        {
                            errorswrong++;
                        }
                    }
                }
                Console.WriteLine("Количество ошибок, исправленных декодером: {0,1:g}", errorsdone);
                Console.WriteLine("Количество ошибок, неисправленных декодером: {0,1:g}", errorsundone);
                Console.WriteLine("Количество ошибок, неверно исправленных декодером: {0,1:g}", errorswrong);
                foreach (bool bit in StringFromNoiseDec)
                {
                    Console.Write((bit ? 1 : 0) + "");
                }
                Console.WriteLine();
                Decoder     objdecoder    = new Decoder(StringFromNoiseDec, objencoder1.getCodeTable());
                string      decodedstring = objdecoder.Decode(StringFromNoiseDec, objencoder1.getCodeTable());
                Destination dest          = new Destination(decodedstring);
                string      outputdecode  = dest.outputstring;
                richTextBox4.AppendText(outputdecode);
            }

            if (radioButton2.Checked)
            {
                EnctoCan    objencoder    = new Encoder1(input);
                EnctoDec    objencoder1   = new Encoder1(input);
                CantoDec    objcanal      = new Canal(objencoder.getCanalCodedStr(), getnoise);
                BitArray    noiseString   = objcanal.getNoiseCodedStr(objencoder.getCanalCodedStr(), getnoise);
                Decoder     objdecoder    = new Decoder(noiseString, objencoder1.getCodeTable());
                string      decodedstring = objdecoder.Decode(noiseString, objencoder1.getCodeTable());
                Destination dest          = new Destination(decodedstring);
                string      outputdecode  = dest.outputstring;
                richTextBox4.AppendText(outputdecode);
            }

            if (radioButton3.Checked)
            {
                EnctoCan    objencoder    = new Encoder2(input);
                EnctoDec    objencoder1   = new Encoder2(input);
                CantoDec    objcanal      = new Canal(objencoder.getCanalCodedStr(), getnoise);
                BitArray    noiseString   = objcanal.getNoiseCodedStr(objencoder.getCanalCodedStr(), getnoise);
                Decoder     objdecoder    = new Decoder(noiseString, objencoder1.getCodeTable());
                string      decodedstring = objdecoder.Decode(noiseString, objencoder1.getCodeTable());
                Destination dest          = new Destination(decodedstring);
                string      outputdecode  = dest.outputstring;
                richTextBox4.AppendText(outputdecode);
            }
        }