Exemple #1
0
        public StandardCodesFactory(IDecoder decoder, IListDecoder listDecoder)
        {
            if (decoder == null)
            {
                throw new ArgumentNullException(nameof(decoder));
            }
            if (listDecoder == null)
            {
                throw new ArgumentNullException(nameof(listDecoder));
            }

            _decoder     = decoder;
            _listDecoder = listDecoder;
        }
        public StandardCodesFactory(IGeneratingPolynomialsBuilder generatingPolynomialsBuilder, IDecoder decoder, IListDecoder listDecoder)
        {
            if (generatingPolynomialsBuilder == null)
            {
                throw new ArgumentNullException(nameof(generatingPolynomialsBuilder));
            }
            if (decoder == null)
            {
                throw new ArgumentNullException(nameof(decoder));
            }
            if (listDecoder == null)
            {
                throw new ArgumentNullException(nameof(listDecoder));
            }

            _generatingPolynomialsBuilder = generatingPolynomialsBuilder;
            _decoder     = decoder;
            _listDecoder = listDecoder;
        }
Exemple #3
0
        internal StandardReedSolomonCode(
            GaloisField field,
            int codewordLength,
            int informationWordLength,
            IDecoder decoder,
            IListDecoder listDecoder)
        {
            Field                 = field;
            CodewordLength        = codewordLength;
            InformationWordLength = informationWordLength;
            CodeDistance          = CodewordLength - InformationWordLength + 1;

            _decoder     = decoder;
            _listDecoder = listDecoder;

            _preparedPoints = Enumerable.Range(0, CodewordLength)
                              .Select(x => Field.CreateElement(Field.GetGeneratingElementPower(x)))
                              .ToArray();
            _maxListDecodingRadius = (int)Math.Ceiling(CodewordLength - Math.Sqrt(CodewordLength * (CodewordLength - CodeDistance)) - 1);
        }
        internal FixedDistanceWaveletCode(
            int codewordLength,
            int informationWordLength,
            int codeDistance,
            Polynomial generatingPolynomial,
            IDecoder decoder,
            IListDecoder listDecoder)
        {
            Field                 = generatingPolynomial.Field;
            CodewordLength        = codewordLength;
            InformationWordLength = informationWordLength;
            CodeDistance          = codeDistance;

            _generatingPolynomial = generatingPolynomial;
            _decoder     = decoder;
            _listDecoder = listDecoder;

            _modularPolynomial = new Polynomial(Field, 1).RightShift(CodewordLength) + new Polynomial(Field, Field.InverseForAddition(1));
            _preparedPoints    = Enumerable.Range(0, CodewordLength)
                                 .Select(x => Field.CreateElement(Field.GetGeneratingElementPower(x)))
                                 .ToArray();
            _maxListDecodingRadius = (int)Math.Ceiling(CodewordLength - Math.Sqrt(CodewordLength * (CodewordLength - CodeDistance)) - 1);
        }