kopia lustrzana https://github.com/f4exb/sdrangel
1187 wiersze
32 KiB
C++
1187 wiersze
32 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 F4EXB //
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// written by Edouard Griffiths //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include "rdsparser.h"
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#include "rdstmc.h"
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#include <QDebug>
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#include <string.h>
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#include <sstream>
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#include <iostream>
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#include <cmath>
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#include <cstring>
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#include "boost/format.hpp"
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const unsigned int RDSParser::offset_pos[5] = {0,1,2,3,2};
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const unsigned int RDSParser::offset_word[5] = {252,408,360,436,848};
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const unsigned int RDSParser::syndrome[5] = {383,14,303,663,748};
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const char * const RDSParser::offset_name[] = {"A","B","C","D","C'"};
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/* page 77, Annex F in the standard */
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const std::string RDSParser::pty_table[32] = {
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"None",
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"News",
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"Current Affairs",
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"Information",
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"Sport",
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"Education",
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"Drama",
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"Cultures",
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"Science",
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"Varied Speech",
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"Pop Music",
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"Rock Music",
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"Easy Listening",
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"Light Classics M",
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"Serious Classics",
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"Other Music",
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"Weather & Metr",
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"Finance",
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"Children’s Progs",
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"Social Affairs",
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"Religion",
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"Phone In",
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"Travel & Touring",
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"Leisure & Hobby",
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"Jazz Music",
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"Country Music",
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"National Music",
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"Oldies Music",
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"Folk Music",
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"Documentary",
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"Alarm Test",
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"Alarm-Alarm!"
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};
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/* page 71, Annex D, table D.1 in the standard */
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const std::string RDSParser::pi_country_codes[15][5] = {
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{"DE","GR","MA","__","MD"},
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{"DZ","CY","CZ","IE","EE"},
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{"AD","SM","PL","TR","__"},
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{"IL","CH","VA","MK","__"},
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{"IT","JO","SK","__","__"},
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{"BE","FI","SY","__","UA"},
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{"RU","LU","TN","__","__"},
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{"PS","BG","__","NL","PT"},
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{"AL","DK","LI","LV","SI"},
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{"AT","GI","IS","LB","__"},
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{"HU","IQ","MC","__","__"},
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{"MT","GB","LT","HR","__"},
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{"DE","LY","YU","__","__"},
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{"__","RO","ES","SE","__"},
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{"EG","FR","NO","BY","BA"}
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};
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/* page 72, Annex D, table D.2 in the standard */
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const std::string RDSParser::coverage_area_codes[16] = {
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"Local",
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"International",
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"National",
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"Supra-regional",
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"Regional 1",
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"Regional 2",
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"Regional 3",
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"Regional 4",
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"Regional 5",
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"Regional 6",
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"Regional 7",
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"Regional 8",
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"Regional 9",
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"Regional 10",
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"Regional 11",
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"Regional 12"
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};
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const std::string RDSParser::rds_group_acronyms[16] = {
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"BASIC",
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"PIN/SL",
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"RT",
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"AID",
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"CT",
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"TDC",
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"IH",
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"RP",
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"TMC",
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"EWS",
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"___",
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"___",
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"___",
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"___",
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"EON",
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"___"
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};
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const std::string RDSParser::rds_group_acronym_tags[16] = {
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"BAS",
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"PIN",
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"TXT",
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"AID",
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"TIM",
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"TDC",
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"IH_",
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"RP_",
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"TMC",
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"EWS",
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"___",
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"___",
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"___",
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"___",
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"EON",
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"___"
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};
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/* page 74, Annex E, table E.1 in the standard: that's the ASCII table!!! */
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/* see page 84, Annex J in the standard */
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const std::string RDSParser::language_codes[44] = {
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"N/A",
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"Albanian",
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"Breton",
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"Catalan",
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"Croatian",
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"Welsh",
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"Czech",
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"Danish",
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"German",
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"English",
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"Spanish",
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"Esperanto",
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"Estonian",
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"Basque",
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"Faroese",
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"French",
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"Frisian",
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"Irish",
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"Gaelic",
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"Galician",
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"Icelandic",
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"Italian",
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"Lappish",
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"Latin",
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"Latvian",
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"Luxembourgian",
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"Lithuanian",
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"Hungarian",
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"Maltese",
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"Dutch",
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"Norwegian",
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"Occitan",
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"Polish",
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"Portuguese",
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"Romanian",
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"Romansh",
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"Serbian",
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"Slovak",
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"Slovene",
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"Finnish",
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"Swedish",
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"Turkish",
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"Flemish",
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"Walloon"
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};
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/* see page 12 in ISO 14819-1 */
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const std::string RDSParser::tmc_duration[8][2] =
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{
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{"no duration given", "no duration given"},
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{"15 minutes", "next few hours"},
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{"30 minutes", "rest of the day"},
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{"1 hour", "until tomorrow evening"},
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{"2 hours", "rest of the week"},
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{"3 hours", "end of next week"},
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{"4 hours", "end of the month"},
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{"rest of the day", "long period"}
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};
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/* optional message content, data field lengths and labels
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* see page 15 in ISO 14819-1 */
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const int RDSParser::optional_content_lengths[16] = {3,3,5,5,5,8,8,8,8,11,16,16,16,16,0,0};
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const std::string RDSParser::label_descriptions[16] = {
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"Duration",
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"Control code",
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"Length of route affected",
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"Speed limit advice",
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"Quantifier",
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"Quantifier",
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"Supplementary information code",
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"Explicit start time",
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"Explicit stop time",
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"Additional event",
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"Detailed diversion instructions",
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"Destination",
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"RFU (Reserved for future use)",
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"Cross linkage to source of problem, or another route",
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"Separator",
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"RFU (Reserved for future use)"
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};
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RDSParser::RDSParser()
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{
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clearAllFields();
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}
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RDSParser::~RDSParser()
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{
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}
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void RDSParser::clearUpdateFlags()
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{
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m_pi_updated = false;
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m_g0_updated = false;
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m_g0_af_updated = false;
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m_g1_updated = false;
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m_g2_updated = false;
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m_g3_updated = false;
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m_g4_updated = false;
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m_g5_updated = false;
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m_g6_updated = false;
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m_g7_updated = false;
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m_g8_updated = false;
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m_g9_updated = false;
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m_g10_updated = false;
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m_g11_updated = false;
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m_g12_updated = false;
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m_g13_updated = false;
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m_g14_updated = false;
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m_g14_data_available = false;
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m_g15_updated = false;
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radiotext_AB_flag = false;
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debug = false;
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log = false;
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}
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void RDSParser::clearAllFields()
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{
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// PI data
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m_pi_count = 0;
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m_pi_program_identification = 0;
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m_pi_program_type = 0;
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m_pi_area_coverage_index = 0;
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m_pi_country_identification = 0;
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m_pi_traffic_program = false;
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pi_country_identification = 0;
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pi_program_reference_number = 0;
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// Group 00 data
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m_g0_count = 0;
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std::memset(m_g0_program_service_name, ' ', sizeof(m_g0_program_service_name));
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m_g0_program_service_name[sizeof(m_g0_program_service_name) - 1] = '\0';
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m_g0_psn_bitmap = 0;
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m_g0_traffic_announcement = false;
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m_g0_music_speech = false;
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m_g0_mono_stereo = false;
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m_g0_artificial_head = false;
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m_g0_compressed = false;
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m_g0_static_pty = false;
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m_g0_alt_freq.clear();
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// Group 01 data
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m_g1_count = 0;
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m_g1_country_page_index = -1;
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m_g1_country_index = -1;
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m_g1_language_index = -1;
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m_g1_pin_day = 0;
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m_g1_pin_hour = 0;
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m_g1_pin_minute = 0;
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// Group 02 data
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m_g2_count = 0;
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std::memset(m_g2_radiotext, ' ', sizeof(m_g2_radiotext));
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m_g2_radiotext[sizeof(m_g2_radiotext) - 1] = '\0';
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// Group 03 data
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m_g3_count = 0;
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m_g3_groupB = false;
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m_g3_appGroup = 0;
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m_g3_message = 0;
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m_g3_aid = 0;
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// Group 04 data
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m_g4_count = 0;
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m_g4_hours = 0;
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m_g4_minutes = 0;
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m_g4_seconds = 0;
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m_g4_year = 0;
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m_g4_month = 0;
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m_g4_day = 0;
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m_g4_local_time_offset = 0.0;
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// Group 05..07 data
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m_g5_count = 0;
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m_g6_count = 0;
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m_g7_count = 0;
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// Group 08 data
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m_g8_count = 0;
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m_g8_diversion_recommended = false;
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m_g8_dp_ci = 0;
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m_g8_sign = false;
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m_g8_extent = 0;
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m_g8_event = 0;
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m_g8_location = 0;
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m_g8_label_index = -1;
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m_g8_content = 0;
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// Group 09 data
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m_g9_varA = 0;
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m_g9_cA = 0;
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m_g9_dA = 0;
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m_g9_varB = 0;
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m_g9_dB = 0;
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// Group 10..13 data
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m_g9_count = 0;
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m_g10_count = 0;
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m_g11_count = 0;
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m_g12_count = 0;
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m_g13_count = 0;
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// Group 14
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m_g14_count = 0;
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m_g14_program_service_names.clear();
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m_g14_alt_freqs.clear();
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m_g14_mapped_freqs.clear();
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std::memset(m_g14_program_service_name, ' ', sizeof(m_g14_program_service_name));
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m_g14_program_service_name[8] = '\0';
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m_g14_alt_freq_set.clear();
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m_g14_mapped_freq_set.clear();
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m_g14_psn_counter = 0;
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// Group 15
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m_g15_count = 0;
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clearUpdateFlags();
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}
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void RDSParser::parseGroup(unsigned int *group)
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{
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unsigned int group_type = (unsigned int)((group[1] >> 12) & 0xf);
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bool ab = (group[1] >> 11 ) & 0x1;
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/*
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qDebug() << "RDSParser::parseGroup:"
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<< " type: " << group_type << (ab ? 'B' :'A')
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<< " (" << rds_group_acronyms[group_type].c_str() << ")";*/
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m_pi_count++;
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m_pi_updated = true;
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m_pi_program_identification = group[0]; // "PI"
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m_pi_traffic_program = (group[1] >> 10) & 0x01; // "TP"
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m_pi_program_type = (group[1] >> 5) & 0x1f; // "PTY"
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m_pi_country_identification = (m_pi_program_identification >> 12) & 0xf;
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m_pi_area_coverage_index = (m_pi_program_identification >> 8) & 0xf;
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/*
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std::string pistring = str(boost::format("%04X") % m_pi_program_identification);
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qDebug() << "RDSParser::parseGroup:"
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<< " PI:" << pistring.c_str()
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<< " - " << "PTY:" << pty_table[m_pi_program_type].c_str()
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<< " (country:" << (pi_country_codes[m_pi_country_identification - 1][0]).c_str()
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<< "/" << (pi_country_codes[m_pi_country_identification - 1][1]).c_str()
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<< "/" << (pi_country_codes[m_pi_country_identification - 1][2]).c_str()
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<< "/" << (pi_country_codes[m_pi_country_identification - 1][3]).c_str()
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<< "/" << (pi_country_codes[m_pi_country_identification - 1][4]).c_str()
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<< ", area:" << coverage_area_codes[m_pi_area_coverage_index].c_str()
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<< ", program:" << int(pi_program_reference_number) << ")";*/
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switch (group_type) {
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case 0:
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decode_type0(group, ab);
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break;
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case 1:
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decode_type1(group, ab);
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break;
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case 2:
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decode_type2(group, ab);
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break;
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case 3:
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decode_type3(group, ab);
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break;
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case 4:
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decode_type4(group, ab);
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break;
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case 5:
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decode_type5(group, ab);
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break;
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case 6:
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decode_type6(group, ab);
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break;
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case 7:
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decode_type7(group, ab);
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break;
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case 8:
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decode_type8(group, ab);
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break;
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case 9:
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decode_type9(group, ab);
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break;
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case 10:
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decode_type10(group, ab);
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break;
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case 11:
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decode_type11(group, ab);
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break;
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case 12:
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decode_type12(group, ab);
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break;
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case 13:
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decode_type13(group, ab);
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break;
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case 14:
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decode_type14(group, ab);
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break;
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case 15:
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decode_type15(group, ab);
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break;
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}
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/*
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#define HEX(a) std::hex << std::setfill('0') << std::setw(4) << long(a) << std::dec
|
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for(int i = 0; i < 4; i++) {
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dout << " " << HEX(group[i]);
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}
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dout << std::endl;*/
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}
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/* BASIC TUNING: see page 21 of the standard */
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void RDSParser::decode_type0(unsigned int *group, bool B)
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{
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unsigned int af_code_1 = 0;
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unsigned int af_code_2 = 0;
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unsigned int no_af = 0;
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double af_1 = 0;
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double af_2 = 0;
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m_g0_count++;
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m_g0_updated = true;
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m_pi_traffic_program = (group[1] >> 10) & 0x01; // "TP"
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m_g0_traffic_announcement = (group[1] >> 4) & 0x01; // "TA"
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m_g0_music_speech = (group[1] >> 3) & 0x01; // "MuSp"
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bool decoder_control_bit = (group[1] >> 2) & 0x01; // "DI"
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||
unsigned char segment_address = group[1] & 0x03; // "DI segment"
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||
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if (segment_address == 0)
|
||
{
|
||
std::memset(m_g0_program_service_name, ' ', sizeof(m_g0_program_service_name));
|
||
m_g0_program_service_name[sizeof(m_g0_program_service_name) - 1] = '\0';
|
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m_g0_psn_bitmap = 0;
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}
|
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m_g0_program_service_name[segment_address * 2] = (group[3] >> 8) & 0xff;
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m_g0_program_service_name[segment_address * 2 + 1] = group[3] & 0xff;
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m_g0_psn_bitmap |= 1<<segment_address;
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||
|
||
/* see page 41, table 9 of the standard */
|
||
switch (segment_address)
|
||
{
|
||
case 0:
|
||
m_g0_mono_stereo = decoder_control_bit;
|
||
break;
|
||
case 1:
|
||
m_g0_artificial_head = decoder_control_bit;
|
||
break;
|
||
case 2:
|
||
m_g0_compressed = decoder_control_bit;
|
||
break;
|
||
case 3:
|
||
m_g0_static_pty = decoder_control_bit;
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
/* unused
|
||
flagstring[0] = m_pi_traffic_program ? '1' : '0';
|
||
flagstring[1] = m_g0_traffic_announcement ? '1' : '0';
|
||
flagstring[2] = m_g0_music_speech ? '1' : '0';
|
||
flagstring[3] = m_g0_mono_stereo ? '1' : '0';
|
||
flagstring[4] = m_g0_artificial_head ? '1' : '0';
|
||
flagstring[5] = m_g0_compressed ? '1' : '0';
|
||
flagstring[6] = m_g0_static_pty ? '1' : '0';*/
|
||
|
||
static std::string af_string;
|
||
|
||
if (!B)
|
||
{ // type 0A
|
||
af_code_1 = int(group[2] >> 8) & 0xff;
|
||
af_code_2 = int(group[2]) & 0xff;
|
||
af_1 = decode_af(af_code_1);
|
||
af_2 = decode_af(af_code_2);
|
||
|
||
if (af_1)
|
||
{
|
||
// @TODO: Find proper header or STL on OSX
|
||
#ifndef __APPLE__
|
||
std::pair<std::_Rb_tree_const_iterator<double>, bool> res = m_g0_alt_freq.insert(af_1/1e3);
|
||
m_g0_af_updated = m_g0_af_updated || res.second;
|
||
#endif
|
||
no_af += 1;
|
||
}
|
||
|
||
if (af_2)
|
||
{
|
||
// @TODO: Find proper header or STL on OSX
|
||
#ifndef __APPLE__
|
||
std::pair<std::_Rb_tree_const_iterator<double>, bool> res = m_g0_alt_freq.insert(af_2/1e3);
|
||
m_g0_af_updated = m_g0_af_updated || res.second;
|
||
#endif
|
||
no_af += 2;
|
||
}
|
||
|
||
/*
|
||
std::string af1_string;
|
||
std::string af2_string;
|
||
|
||
// only AF1 => no_af==1, only AF2 => no_af==2, both AF1 and AF2 => no_af==3
|
||
if(no_af)
|
||
{
|
||
if(af_1 > 80e3) {
|
||
af1_string = str(boost::format("%2.2fMHz") % (af_1/1e3));
|
||
} else if((af_1<2e3)&&(af_1>100)) {
|
||
af1_string = str(boost::format("%ikHz") % int(af_1));
|
||
}
|
||
|
||
if(af_2 > 80e3) {
|
||
af2_string = str(boost::format("%2.2fMHz") % (af_2/1e3));
|
||
} else if ((af_2 < 2e3) && (af_2 > 100)) {
|
||
af2_string = str(boost::format("%ikHz") % int(af_2));
|
||
}
|
||
}
|
||
|
||
if(no_af == 1) {
|
||
af_string = af1_string;
|
||
} else if(no_af == 2) {
|
||
af_string = af2_string;
|
||
} else if(no_af == 3) {
|
||
af_string = str(boost::format("%s, %s") % af1_string %af2_string);
|
||
}*/
|
||
}
|
||
|
||
/*
|
||
qDebug() << "RDSParser::decode_type0: "
|
||
<< "\"" << std::string(m_g0_program_service_name, 8).c_str()
|
||
<< "\" -" << (m_pi_traffic_program ? "TP" : "!TP")
|
||
<< '-' << (m_g0_traffic_announcement ? "TA" : "!TA")
|
||
<< '-' << (m_g0_music_speech ? "Music" : "Speech")
|
||
<< '-' << (m_g0_mono_stereo ? "MONO" : "STEREO")
|
||
<< " - AF:" << af_string.c_str();*/
|
||
}
|
||
|
||
double RDSParser::decode_af(unsigned int af_code)
|
||
{
|
||
static bool vhf_or_lfmf = 0; // 0 = vhf, 1 = lf/mf
|
||
double alt_frequency = 0; // in kHz
|
||
|
||
if ((af_code == 0) || // not to be used
|
||
( af_code == 205) || // filler code
|
||
((af_code >= 206) && (af_code <= 223)) || // not assigned
|
||
( af_code == 224) || // No AF exists
|
||
( af_code >= 251)) // not assigned
|
||
{
|
||
alt_frequency = 0;
|
||
}
|
||
|
||
if ((af_code >= 225) && (af_code <= 249)) // VHF frequencies follow
|
||
{
|
||
alt_frequency = 0;
|
||
vhf_or_lfmf = 1;
|
||
}
|
||
|
||
if (af_code == 250) // an LF/MF frequency follows
|
||
{
|
||
alt_frequency = 0;
|
||
vhf_or_lfmf = 0;
|
||
}
|
||
|
||
if ((af_code > 0) && (af_code < 205) && vhf_or_lfmf) {
|
||
alt_frequency = 100.0 * (af_code + 875); // VHF (87.6-107.9MHz)
|
||
}
|
||
else if ((af_code > 0) && (af_code < 16) && !vhf_or_lfmf) {
|
||
alt_frequency = 153.0 + (af_code - 1) * 9; // LF (153-279kHz)
|
||
}
|
||
else if ((af_code > 15) && (af_code < 136) && !vhf_or_lfmf) {
|
||
alt_frequency = 531.0 + (af_code - 16) * 9 + 531; // MF (531-1602kHz)
|
||
}
|
||
|
||
return alt_frequency;
|
||
}
|
||
|
||
void RDSParser::decode_type1(unsigned int *group, bool B)
|
||
{
|
||
int ecc = 0;
|
||
int paging = 0;
|
||
char country_code = (group[0] >> 12) & 0x0f;
|
||
char radio_paging_codes = group[1] & 0x1f;
|
||
int variant_code = (group[2] >> 12) & 0x7;
|
||
unsigned int slow_labelling = group[2] & 0xfff;
|
||
m_g1_pin_day = (unsigned int)((group[3] >> 11) & 0x1f);
|
||
m_g1_pin_hour = (unsigned int)((group[3] >> 6) & 0x1f);
|
||
m_g1_pin_minute = (unsigned int) (group[3] & 0x3f);
|
||
|
||
m_g1_count++;
|
||
|
||
if (radio_paging_codes) {
|
||
//qDebug() << "RDSParser::decode_type1: paging codes: " << int(radio_paging_codes) << " ";
|
||
}
|
||
|
||
if (m_g1_pin_day || m_g1_pin_hour || m_g1_pin_minute) {
|
||
m_g1_updated = true;
|
||
/*
|
||
std::string s = str(boost::format("program item: %id, %i, %i ") % day % hour % minute);
|
||
qDebug() << "RDSParser::decode_type1: " << s.c_str();*/
|
||
}
|
||
|
||
if (!B)
|
||
{
|
||
switch (variant_code)
|
||
{
|
||
case 0: // paging + ecc
|
||
paging = (slow_labelling >> 8) & 0x0f;
|
||
ecc = slow_labelling & 0xff;
|
||
if (paging) {
|
||
//qDebug() << "RDSParser::decode_type1: " << "paging: " << paging << " ";
|
||
}
|
||
if ((ecc > 223) && (ecc < 229)) {
|
||
m_g1_updated = true;
|
||
m_g1_country_page_index = country_code - 1;
|
||
m_g1_country_index = ecc - 224;
|
||
/*
|
||
qDebug() << "RDSParser::decode_type1: " << "extended country code: "
|
||
<< (pi_country_codes[country_code-1][ecc-224]).c_str();*/
|
||
} else {
|
||
qDebug() << "RDSParser::decode_type1: " << "invalid extended country code: " << ecc;
|
||
}
|
||
break;
|
||
case 1: // TMC identification
|
||
//qDebug() << "RDSParser::decode_type1: TMC identification code received";
|
||
break;
|
||
case 2: // Paging identification
|
||
//qDebug() << "RDSParser::decode_type1: Paging identification code received";
|
||
break;
|
||
case 3: // language codes
|
||
if (slow_labelling < 44) {
|
||
m_g1_updated = true;
|
||
m_g1_language_index = slow_labelling;
|
||
//qDebug() << "RDSParser::decode_type1: " << "language: " << language_codes[slow_labelling].c_str();
|
||
} else {
|
||
qDebug() << "RDSParser::decode_type1: " << "language: invalid language code " << slow_labelling;
|
||
}
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
void RDSParser::decode_type2(unsigned int *group, bool B)
|
||
{
|
||
unsigned char text_segment_address_code = group[1] & 0x0f;
|
||
|
||
m_g2_updated = true;
|
||
m_g2_count++;
|
||
|
||
// when the A/B flag is toggled, flush your current radiotext
|
||
if (radiotext_AB_flag != ((group[1] >> 4) & 0x01))
|
||
{
|
||
std::memset(m_g2_radiotext, ' ', sizeof(m_g2_radiotext));
|
||
m_g2_radiotext[sizeof(m_g2_radiotext) - 1] = '\0';
|
||
}
|
||
|
||
radiotext_AB_flag = (group[1] >> 4) & 0x01;
|
||
|
||
if (!B)
|
||
{
|
||
m_g2_radiotext[text_segment_address_code * 4 ] = (group[2] >> 8) & 0xff;
|
||
m_g2_radiotext[text_segment_address_code * 4 + 1] = group[2] & 0xff;
|
||
m_g2_radiotext[text_segment_address_code * 4 + 2] = (group[3] >> 8) & 0xff;
|
||
m_g2_radiotext[text_segment_address_code * 4 + 3] = group[3] & 0xff;
|
||
}
|
||
else
|
||
{
|
||
m_g2_radiotext[text_segment_address_code * 2 ] = (group[3] >> 8) & 0xff;
|
||
m_g2_radiotext[text_segment_address_code * 2 + 1] = group[3] & 0xff;
|
||
}
|
||
|
||
/*
|
||
qDebug() << "RDSParser::decode_type2: " << "Radio Text " << (radiotext_AB_flag ? 'B' : 'A')
|
||
<< ": " << std::string(m_g2_radiotext, sizeof(m_g2_radiotext)).c_str();*/
|
||
}
|
||
|
||
void RDSParser::decode_type3(unsigned int *group, bool B)
|
||
{
|
||
if (B) {
|
||
qDebug() << "RDSParser::decode_type3: type 3B not implemented yet";
|
||
return;
|
||
}
|
||
|
||
int application_group = (group[1] >> 1) & 0xf;
|
||
int group_type = group[1] & 0x1;
|
||
int message = group[2];
|
||
int aid = group[3];
|
||
|
||
|
||
m_g3_updated = true;
|
||
m_g3_count++;
|
||
|
||
/*
|
||
qDebug() << "RDSParser::decode_type3: aid group: " << application_group
|
||
<< " " << (group_type ? 'B' : 'A');*/
|
||
|
||
if ((application_group == 8) && (group_type == 0))
|
||
{ // 8A
|
||
int variant_code = (message >> 14) & 0x3;
|
||
|
||
if (variant_code == 0)
|
||
{
|
||
// int ltn = (message >> 6) & 0x3f; // location table number
|
||
// bool afi = (message >> 5) & 0x1; // alternative freq. indicator
|
||
// bool M = (message >> 4) & 0x1; // mode of transmission
|
||
// bool I = (message >> 3) & 0x1; // international
|
||
// bool N = (message >> 2) & 0x1; // national
|
||
// bool R = (message >> 1) & 0x1; // regional
|
||
// bool U = message & 0x1; // urban
|
||
|
||
/*
|
||
qDebug() << "RDSParser::decode_type3: location table: " << ltn << " - "
|
||
<< (afi ? "AFI-ON" : "AFI-OFF") << " - "
|
||
<< (M ? "enhanced mode" : "basic mode") << " - "
|
||
<< (I ? "international " : "")
|
||
<< (N ? "national " : "")
|
||
<< (R ? "regional " : "")
|
||
<< (U ? "urban" : "")
|
||
<< " aid: " << aid;*/
|
||
}
|
||
else if (variant_code==1)
|
||
{
|
||
// int G = (message >> 12) & 0x3; // gap
|
||
// int sid = (message >> 6) & 0x3f; // service identifier
|
||
// int gap_no[4] = {3, 5, 8, 11};
|
||
/*
|
||
qDebug() << "RDSParser::decode_type3: gap: " << gap_no[G] << " groups, SID: "
|
||
<< sid << " ";*/
|
||
}
|
||
}
|
||
|
||
m_g3_groupB = group_type;
|
||
m_g3_appGroup = application_group;
|
||
m_g3_message = message;
|
||
m_g3_aid = aid;
|
||
|
||
//qDebug() << "RDSParser::decode_type3: message: " << message << " - aid: " << aid;
|
||
}
|
||
|
||
void RDSParser::decode_type4(unsigned int *group, bool B)
|
||
{
|
||
if (B)
|
||
{
|
||
qDebug() << "RDSParser::decode_type4: type 4B not implemented yet";
|
||
return;
|
||
}
|
||
|
||
m_g4_updated = true;
|
||
m_g4_count++;
|
||
|
||
m_g4_hours = ((group[2] & 0x1) << 4) | ((group[3] >> 12) & 0x0f);
|
||
m_g4_minutes = (group[3] >> 6) & 0x3f;
|
||
m_g4_local_time_offset = .5 * (group[3] & 0x1f);
|
||
|
||
if ((group[3] >> 5) & 0x1) {
|
||
m_g4_local_time_offset *= -1;
|
||
}
|
||
|
||
double modified_julian_date = ((group[1] & 0x03) << 15) | ((group[2] >> 1) & 0x7fff);
|
||
|
||
m_g4_year = int((modified_julian_date - 15078.2) / 365.25);
|
||
m_g4_month = int((modified_julian_date - 14956.1 - int(m_g4_year * 365.25)) / 30.6001);
|
||
m_g4_day = modified_julian_date - 14956 - int(m_g4_year * 365.25) - int(m_g4_month * 30.6001);
|
||
bool K = ((m_g4_month == 14) || (m_g4_month == 15)) ? 1 : 0;
|
||
m_g4_year += K;
|
||
m_g4_month -= 1 + K * 12;
|
||
|
||
/*
|
||
std::string time = str(boost::format("%02i.%02i.%4i, %02i:%02i (%+.1fh)")\
|
||
% m_g4_day % m_g4_month % (1900 + m_g4_year) % m_g4_hours % m_g4_minutes % m_g4_local_time_offset);
|
||
|
||
qDebug() << "RDSParser::decode_type4: Clocktime: " << time.c_str();*/
|
||
|
||
//send_message(5,time);
|
||
}
|
||
|
||
void RDSParser::decode_type5(unsigned int *group __attribute__((unused)), bool B __attribute__((unused))) {
|
||
qDebug() << "RDSParser::decode_type5: type5 not implemented yet";
|
||
m_g5_updated = true;
|
||
m_g5_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type6(unsigned int *group __attribute__((unused)), bool B __attribute__((unused))) {
|
||
qDebug() << "RDSParser::decode_type6: type 6 not implemented yet";
|
||
m_g6_updated = true;
|
||
m_g6_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type7(unsigned int *group __attribute__((unused)), bool B __attribute__((unused))) {
|
||
qDebug() << "RDSParser::decode_type7: type 7 not implemented yet";
|
||
m_g7_updated = true;
|
||
m_g7_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type8(unsigned int *group, bool B)
|
||
{
|
||
if (B)
|
||
{
|
||
qDebug() << "RDSParser::decode_type8: type 8B not implemented yet";
|
||
return;
|
||
}
|
||
|
||
m_g8_updated = true;
|
||
m_g8_count++;
|
||
|
||
bool T = (group[1] >> 4) & 0x1; // 0 = user message, 1 = tuning info
|
||
bool F = (group[1] >> 3) & 0x1; // 0 = multi-group, 1 = single-group
|
||
bool D = (group[2] >> 15) & 0x1; // 1 = diversion recommended
|
||
m_g8_diversion_recommended = D;
|
||
|
||
static unsigned long int free_format[4];
|
||
static int no_groups = 0;
|
||
|
||
if (T)
|
||
{ // tuning info
|
||
qDebug() << "RDSParser::decode_type8: #tuning info# ";
|
||
int variant = group[1] & 0xf;
|
||
|
||
if((variant > 3) && (variant < 10)) {
|
||
qDebug() << "RDSParser::decode_type8: variant: " << variant << " - "
|
||
<< group[2] << " " << group[3];
|
||
} else {
|
||
qDebug() << "RDSParser::decode_type8: invalid variant: " << variant;
|
||
}
|
||
|
||
}
|
||
else if (F || D)
|
||
{ // single-group or 1st of multi-group
|
||
m_g8_dp_ci = group[1] & 0x7; // duration & persistence or continuity index
|
||
m_g8_sign = (group[2] >> 14) & 0x1; // event direction, 0 = +, 1 = -
|
||
m_g8_extent = (group[2] >> 11) & 0x7; // number of segments affected
|
||
m_g8_event = group[2] & 0x7ff; // event code, defined in ISO 14819-2
|
||
m_g8_location = group[3]; // location code, defined in ISO 14819-3
|
||
|
||
qDebug() << "RDSParser::decode_type8: #user msg# " << (D ? "diversion recommended, " : "");
|
||
|
||
if (F) {
|
||
qDebug() << "RDSParser::decode_type8: single-grp, duration:" << (tmc_duration[m_g8_dp_ci][0]).c_str();
|
||
} else {
|
||
qDebug() << "RDSParser::decode_type8: multi-grp, continuity index:" << m_g8_dp_ci;
|
||
}
|
||
|
||
int event_line = RDSTMC::get_tmc_event_code_index(m_g8_event, 1);
|
||
|
||
qDebug() << "RDSParser::decode_type8: extent:" << (m_g8_sign ? "-" : "") << m_g8_extent + 1 << " segments"
|
||
<< ", event" << m_g8_event << ":" << RDSTMC::get_tmc_events(event_line, 1).c_str()
|
||
<< ", location:" << m_g8_location;
|
||
|
||
}
|
||
else
|
||
{ // 2nd or more of multi-group
|
||
unsigned int ci = group[1] & 0x7; // countinuity index
|
||
bool sg = (group[2] >> 14) & 0x1; // second group
|
||
unsigned int gsi = (group[2] >> 12) & 0x3; // group sequence
|
||
|
||
qDebug() << "RDSParser::decode_type8: #user msg# multi-grp, continuity index:" << ci
|
||
<< (sg ? ", second group" : "") << ", gsi:" << gsi;
|
||
|
||
qDebug() << "RDSParser::decode_type8: free format: " << (group[2] & 0xfff) << " "
|
||
<< group[3];
|
||
// it's not clear if gsi=N-2 when gs=true
|
||
|
||
if (sg) {
|
||
no_groups = gsi;
|
||
}
|
||
|
||
free_format[gsi] = ((group[2] & 0xfff) << 12) | group[3];
|
||
|
||
if (gsi == 0) {
|
||
decode_optional_content(no_groups, free_format);
|
||
}
|
||
}
|
||
}
|
||
|
||
void RDSParser::decode_optional_content(int no_groups, unsigned long int *free_format)
|
||
{
|
||
int content_length = 0;
|
||
int ff_pointer = 0;
|
||
|
||
for (int i = no_groups; i == 0; i--)
|
||
{
|
||
ff_pointer = 12 + 16;
|
||
|
||
while(ff_pointer > 0)
|
||
{
|
||
ff_pointer -= 4;
|
||
m_g8_label_index = (free_format[i] & (0xf << ff_pointer));
|
||
content_length = optional_content_lengths[m_g8_label_index];
|
||
ff_pointer -= content_length;
|
||
m_g8_content = (free_format[i] & (int(std::pow(2, content_length) - 1) << ff_pointer));
|
||
|
||
/*
|
||
qDebug() << "RDSParser::decode_optional_content: TMC optional content (" << label_descriptions[m_g8_label_index].c_str()
|
||
<< "):" << m_g8_content;*/
|
||
}
|
||
}
|
||
}
|
||
|
||
void RDSParser::decode_type9(unsigned int *group, bool B){
|
||
|
||
if (B)
|
||
{
|
||
m_g9_varB = group[1] & 0x1f;
|
||
m_g9_dB = group[3];
|
||
}
|
||
else
|
||
{
|
||
m_g9_varA = group[1] & 0x1f;
|
||
m_g9_cA = group[2];
|
||
m_g9_dA = group[3];
|
||
}
|
||
|
||
m_g9_updated = true;
|
||
m_g9_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type10(unsigned int *group __attribute__((unused)), bool B __attribute__((unused)))
|
||
{
|
||
qDebug() << "RDSParser::decode_type10: type 10 not implemented yet";
|
||
m_g10_updated = true;
|
||
m_g10_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type11(unsigned int *group __attribute__((unused)), bool B __attribute__((unused)))
|
||
{
|
||
qDebug() << "RDSParser::decode_type11: type 11 not implemented yet";
|
||
m_g11_updated = true;
|
||
m_g11_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type12(unsigned int *group __attribute__((unused)), bool B __attribute__((unused)))
|
||
{
|
||
qDebug() << "RDSParser::decode_type12: type 12 not implemented yet";
|
||
m_g12_updated = true;
|
||
m_g12_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type13(unsigned int *group __attribute__((unused)), bool B __attribute__((unused)))
|
||
{
|
||
qDebug() << "RDSParser::decode_type13: type 13 not implemented yet";
|
||
m_g13_updated = true;
|
||
m_g13_count++;
|
||
}
|
||
|
||
void RDSParser::decode_type14(unsigned int *group, bool B)
|
||
{
|
||
char variant_code = group[1] & 0x0f;
|
||
unsigned int information = group[2];
|
||
unsigned int pi_on = group[3];
|
||
|
||
bool ta_on = 0;
|
||
double af_1 = 0;
|
||
double af_2 = 0;
|
||
|
||
m_g14_updated = true;
|
||
m_g14_count++;
|
||
|
||
if (!B)
|
||
{
|
||
switch (variant_code)
|
||
{
|
||
case 0: // PS(ON)
|
||
case 1: // PS(ON)
|
||
case 2: // PS(ON)
|
||
case 3: // PS(ON)
|
||
{
|
||
m_g14_program_service_name[variant_code * 2 ] = (information >> 8) & 0xff;
|
||
m_g14_program_service_name[variant_code * 2 + 1] = information & 0xff;
|
||
m_g14_psn_counter++;
|
||
//qDebug() << "RDSParser::decode_type14: PS(ON): \"" << std::string(m_g14_program_service_name, 8).c_str() << "\"";
|
||
break;
|
||
}
|
||
case 4: // AF
|
||
{
|
||
af_1 = 100.0 * (((information >> 8) & 0xff) + 875);
|
||
af_2 = 100.0 * ((information & 0xff) + 875);
|
||
m_g14_alt_freq_set.insert(af_1/1000.0);
|
||
m_g14_alt_freq_set.insert(af_2/1000.0);
|
||
/*
|
||
std::string s = str(boost::format("AF:%3.2fMHz %3.2fMHz") % (af_1/1000) % (af_2/1000));
|
||
qDebug() << "RDSParser::decode_type14: " << s.c_str();*/
|
||
break;
|
||
}
|
||
case 5: // mapped frequencies
|
||
case 6: // mapped frequencies
|
||
case 7: // mapped frequencies
|
||
case 8: // mapped frequencies
|
||
{
|
||
af_1 = 100.0 * (((information >> 8) & 0xff) + 875);
|
||
af_2 = 100.0 * ((information & 0xff) + 875);
|
||
m_g14_mapped_freq_set.insert(af_2/1000.0);
|
||
/*
|
||
std::string s = str(boost::format("TN:%3.2fMHz - ON:%3.2fMHz") % (af_1/1000) % (af_2/1000));
|
||
qDebug() << "RDSParser::decode_type14: " << s.c_str();*/
|
||
break;
|
||
}
|
||
case 9: // mapped frequencies (AM)
|
||
{
|
||
af_1 = 100.0 * (((information >> 8) & 0xff) + 875);
|
||
af_2 = 9.0 * ((information & 0xff) - 16) + 531;
|
||
m_g14_mapped_freq_set.insert(af_2/1000.0);
|
||
/*
|
||
std::string s = str(boost::format("TN:%3.2fMHz - ON:%ikHz") % (af_1/1000) % int(af_2));
|
||
qDebug() << "RDSParser::decode_type14: " << s.c_str();*/
|
||
break;
|
||
}
|
||
case 10: // unallocated
|
||
break;
|
||
case 11: // unallocated
|
||
break;
|
||
case 12: // linkage information
|
||
{
|
||
if (m_g14_psn_counter == 4)
|
||
{
|
||
//qDebug("RDSParser::decode_type14: m_g14_psn_updated: %d", m_g14_psn_counter);
|
||
std::pair<psns_map_t::iterator, bool> ret = m_g14_program_service_names.insert(psns_map_kv_t(pi_on, std::string(m_g14_program_service_name)));
|
||
std::memset(m_g14_program_service_name, ' ', sizeof(m_g14_program_service_name));
|
||
m_g14_program_service_name[8] = '\0';
|
||
m_g14_psn_counter = 0;
|
||
m_g14_data_available = ret.second;
|
||
}
|
||
|
||
if (m_g14_alt_freq_set.size() > 0)
|
||
{
|
||
//qDebug("RDSParser::decode_type14: m_g14_alt_freq_set updated");
|
||
|
||
std::pair<freqs_map_t::iterator, bool> retMap;
|
||
std::pair<freqs_set_t::iterator, bool> retSet;
|
||
bool updated = false;
|
||
|
||
freqs_map_t::iterator mIt = m_g14_alt_freqs.find(pi_on);
|
||
|
||
if (mIt == m_g14_alt_freqs.end()) // key does not exist yet => insert the whole set
|
||
{
|
||
retMap = m_g14_alt_freqs.insert(freqs_map_kv_t(pi_on, m_g14_alt_freq_set));
|
||
updated |= retMap.second;
|
||
}
|
||
else // merge sets
|
||
{
|
||
freqs_set_t::iterator sIt = m_g14_alt_freq_set.begin();
|
||
const freqs_set_t::iterator sItEnd = m_g14_alt_freq_set.end();
|
||
|
||
for (; sIt != sItEnd; ++sIt)
|
||
{
|
||
retSet = (mIt->second).insert(*sIt);
|
||
updated |= retSet.second;
|
||
}
|
||
}
|
||
|
||
m_g14_alt_freq_set.clear();
|
||
m_g14_data_available |= updated;
|
||
}
|
||
|
||
if (m_g14_mapped_freq_set.size() > 0)
|
||
{
|
||
//qDebug("RDSParser::decode_type14: m_g14_mapped_freq_set updated");
|
||
|
||
std::pair<freqs_map_t::iterator, bool> retMap;
|
||
std::pair<freqs_set_t::iterator, bool> retSet;
|
||
bool updated = false;
|
||
|
||
freqs_map_t::iterator mIt = m_g14_mapped_freqs.find(pi_on);
|
||
|
||
if (mIt == m_g14_mapped_freqs.end()) // key does not exist yet => insert the whole set
|
||
{
|
||
retMap = m_g14_mapped_freqs.insert(freqs_map_kv_t(pi_on, m_g14_mapped_freq_set));
|
||
updated |= retMap.second;
|
||
}
|
||
else // merge sets
|
||
{
|
||
freqs_set_t::iterator sIt = m_g14_mapped_freq_set.begin();
|
||
const freqs_set_t::iterator sItEnd = m_g14_mapped_freq_set.end();
|
||
|
||
for (; sIt != sItEnd; ++sIt)
|
||
{
|
||
retSet = (mIt->second).insert(*sIt);
|
||
updated |= retSet.second;
|
||
}
|
||
}
|
||
|
||
m_g14_mapped_freq_set.clear();
|
||
m_g14_data_available |= updated;
|
||
}
|
||
|
||
/*
|
||
std::string s = str(boost::format("Linkage information: %x%x") % ((information >> 8) & 0xff) % (information & 0xff));
|
||
qDebug() << "RDSParser::decode_type14: " << s.c_str();*/
|
||
break;
|
||
}
|
||
case 13: // PTY(ON), TA(ON)
|
||
{
|
||
ta_on = information & 0x01;
|
||
//qDebug() << "RDSParser::decode_type14: PTY(ON):" << pty_table[int(pty_on)].c_str();
|
||
if(ta_on) {
|
||
qDebug() << "RDSParser::decode_type14: - TA";
|
||
}
|
||
break;
|
||
}
|
||
case 14: // PIN(ON)
|
||
{
|
||
/*
|
||
std::string s = str(boost::format("PIN(ON):%x%x") % ((information >> 8) & 0xff) % (information & 0xff));
|
||
qDebug() << "RDSParser::decode_type14: " << s.c_str();*/
|
||
break;
|
||
}
|
||
case 15: // Reserved for broadcasters use
|
||
break;
|
||
default:
|
||
//qDebug() << "RDSParser::decode_type14: invalid variant code:" << variant_code;
|
||
break;
|
||
}
|
||
}
|
||
|
||
/*
|
||
if (pi_on)
|
||
{
|
||
std::string pistring = str(boost::format("%04X") % pi_on);
|
||
qDebug() << "RDSParser::decode_type14: PI(ON):" << pistring.c_str();
|
||
|
||
if (tp_on) {
|
||
qDebug() << "RDSParser::decode_type14: TP(ON)";
|
||
}
|
||
}*/
|
||
}
|
||
|
||
void RDSParser::decode_type15(unsigned int *group __attribute__((unused)), bool B __attribute__((unused)))
|
||
{
|
||
qDebug() << "RDSParser::decode_type5: type 15 not implemented yet";
|
||
m_g15_updated = true;
|
||
m_g15_count++;
|
||
}
|
||
|