| 64 | |
| 65 | template<typename B> |
| 66 | Encoder_user<B>::Encoder_user(const int K, const int N, const std::string& filename, const int start_idx) |
| 67 | : Encoder<B>(K, N) |
| 68 | , codewords() |
| 69 | , cw_counter(start_idx) |
| 70 | { |
| 71 | const std::string name = "Encoder_user"; |
| 72 | this->set_name(name); |
| 73 | for (auto& t : this->tasks) |
| 74 | t->set_replicability(true); |
| 75 | |
| 76 | if (filename.empty()) |
| 77 | throw spu::tools::invalid_argument(__FILE__, __LINE__, __func__, "'filename' should not be empty."); |
| 78 | |
| 79 | std::ifstream file(filename.c_str(), std::ios::in); |
| 80 | |
| 81 | if (file.is_open()) |
| 82 | { |
| 83 | int n_cw = 0, src_size = 0, cw_size = 0; |
| 84 | |
| 85 | file >> n_cw; |
| 86 | file >> cw_size; |
| 87 | file >> src_size; |
| 88 | |
| 89 | if (n_cw <= 0 || src_size <= 0 || cw_size <= 0) |
| 90 | { |
| 91 | std::stringstream message; |
| 92 | message << "'n_cw', 'src_size' and 'cw_size' have to be greater than 0 ('n_cw' = " << n_cw |
| 93 | << ", 'src_size' = " << src_size << ", 'cw_size' = " << cw_size << ")."; |
| 94 | throw spu::tools::runtime_error(__FILE__, __LINE__, __func__, message.str()); |
| 95 | } |
| 96 | |
| 97 | if (cw_size < src_size) |
| 98 | { |
| 99 | std::stringstream message; |
| 100 | message << "'cw_size' has to be equal or greater than 'src_size' ('cw_size' = " << cw_size |
| 101 | << ", 'src_size' = " << src_size << ")."; |
| 102 | throw spu::tools::runtime_error(__FILE__, __LINE__, __func__, message.str()); |
| 103 | } |
| 104 | |
| 105 | this->codewords.resize(n_cw); |
| 106 | for (auto i = 0; i < n_cw; i++) |
| 107 | this->codewords[i].resize(cw_size); |
| 108 | |
| 109 | if ((src_size == this->K) && (cw_size == this->N)) |
| 110 | { |
| 111 | for (auto i = 0; i < n_cw; i++) |
| 112 | for (auto j = 0; j < cw_size; j++) |
| 113 | { |
| 114 | int symbol; |
| 115 | file >> symbol; |
| 116 | this->codewords[i][j] = (B)symbol; |
| 117 | } |
| 118 | } |
| 119 | else |
| 120 | { |
| 121 | std::stringstream message; |
| 122 | message << "The number of information bits or the codeword size is wrong " |
| 123 | << "(read: {" << src_size << "," << cw_size << "}, " |
nothing calls this directly
no test coverage detected