/* Copyright (C) 2014 CSP Innovazione nelle ICT s.c.a r.l. (http://www.csp.it/) Copyright (C) 2018 Matthias P. Braendli (http://www.opendigitalradio.org) Copyright (C) 2015 Data Path This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . Authors: Sergio Sagliocco Matthias P. Braendli / | |- ')|) |-|_ _ (|,_ .| _ ,_ \ Data Path \(|(||_(|/_| (||_||(a)_||||(|||.(_()|||/ */ #include "figs.hpp" #include #include #include using namespace std; static ensemble_database::charset_e charset_to_charset(uint8_t charset) { using ensemble_database::charset_e; if (charset == (uint8_t)charset_e::COMPLETE_EBU_LATIN) { return charset_e::COMPLETE_EBU_LATIN; } else if (charset == (uint8_t)charset_e::UTF8) { return charset_e::UTF8; } else if (charset == (uint8_t)charset_e::UCS2) { return charset_e::UCS2; } else { throw runtime_error("unsupported charset" + to_string(charset)); } } // SHORT LABELS fig_result_t fig1_select(fig1_common_t& fig1, const display_settings_t &disp) { vector label(16); fig_result_t r; uint8_t *f = fig1.f; uint8_t charset = (f[0] & 0xF0) >> 4; //oe = (f[0] & 0x08) >> 3; uint16_t ext = f[0] & 0x07; r.msgs.push_back(strprintf("Charset=%d", charset)); memcpy(label.data(), f+fig1.figlen-18, 16); uint16_t flag = read_u16_from_buf(f + (fig1.figlen-2)); switch (ext) { case 0: // FIG 1/0 Ensemble label { // ETSI EN 300 401 8.1.13 uint16_t eid = read_u16_from_buf(f + 1); r.msgs.push_back(strprintf("Ensemble ID=0x%04X", eid)); if (fig1.fibcrccorrect) { fig1.ensemble.EId = eid; fig1.ensemble.label.label_bytes = label; fig1.ensemble.label.shortlabel_flag = flag; fig1.ensemble.label.charset = charset_to_charset(charset); r.msgs.push_back(strprintf("Label=\"%s\"", fig1.ensemble.label.label().c_str())); r.msgs.push_back(strprintf("Short label mask=0x%04X", flag)); r.msgs.push_back(strprintf("Short label=%s", fig1.ensemble.label.shortlabel().c_str())); } } break; case 1: // FIG 1/1 Programme service label { // ETSI EN 300 401 8.1.14.1 uint16_t sid = read_u16_from_buf(f + 1); if (fig1.fibcrccorrect) { try { auto& service = fig1.ensemble.get_service(sid); service.label.label_bytes = label; service.label.shortlabel_flag = flag; service.label.charset = charset_to_charset(charset); r.msgs.push_back(strprintf("Service ID=0x%04X", sid)); r.msgs.push_back(strprintf("Label=\"%s\"", service.label.label().c_str())); r.msgs.push_back(strprintf("Short label mask=0x%04X", flag)); r.msgs.push_back(strprintf("Short label=%s", service.label.shortlabel().c_str())); } catch (ensemble_database::not_found &e) { r.errors.push_back("Not yet in DB"); } } } break; case 4: // FIG 1/4 Service component label { // ETSI EN 300 401 8.1.14.3 uint32_t sid; uint8_t pd, SCIdS; pd = (f[1] & 0x80) >> 7; SCIdS = f[1] & 0x0F; if (pd == 0) { sid = read_u16_from_buf(f + 2); } else { sid = read_u32_from_buf(f + 2); } r.msgs.push_back(strprintf("Service ID=0x%04X", sid)); r.msgs.push_back(strprintf("Service Component ID=0x%04X", SCIdS)); // TODO put label into ensembledatabase r.msgs.push_back(strprintf("Label bytes=\"%s\"", string(label.begin(), label.end()).c_str())); r.msgs.push_back(strprintf("Short label mask=0x%04X", flag)); } break; case 5: // FIG 1/5 Data service label { // ETSI EN 300 401 8.1.14.2 uint32_t sid; sid = read_u32_from_buf(f + 1); r.msgs.push_back(strprintf("Service ID=0x%04X", sid)); // TODO put label into ensembledatabase r.msgs.push_back(strprintf("Label bytes=\"%s\"", string(label.begin(), label.end()).c_str())); r.msgs.push_back(strprintf("Short label mask=0x%04X", flag)); } break; case 6: // FIG 1/6 X-PAD user application label { // ETSI EN 300 401 8.1.14.4 uint32_t sid; uint8_t pd, SCIdS, xpadapp; string xpadappdesc; pd = (f[1] & 0x80) >> 7; SCIdS = f[1] & 0x0F; if (pd == 0) { sid = read_u16_from_buf(f + 2); xpadapp = f[4] & 0x1F; } else { sid = read_u32_from_buf(f + 2); xpadapp = f[6] & 0x1F; } if (xpadapp == 2) { xpadappdesc = "DLS"; } else if (xpadapp == 12) { xpadappdesc = "MOT"; } else { xpadappdesc = "?"; } r.msgs.push_back(strprintf("Service ID=0x%04X", sid)); r.msgs.push_back(strprintf("Service Component ID=0x%04X", SCIdS)); r.msgs.push_back(strprintf("X-PAD App=%02X (", xpadapp) + xpadappdesc + ")"); // TODO put label into ensembledatabase r.msgs.push_back(strprintf("Label bytes=\"%s\"", string(label.begin(), label.end()).c_str())); r.msgs.push_back(strprintf("Short label mask=0x%04X", flag)); } break; } // FIG1s always contain a complete set of information r.complete = true; return r; }