/////////////////////////////////////////////////////////////////////////////////// // Copyright (C) 2019 F4EXB // // // // 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 as 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 V3 for more details. // // // // You should have received a copy of the GNU General Public License // // along with this program. If not, see . // /////////////////////////////////////////////////////////////////////////////////// #include #include #include "dsp/dspengine.h" #include "util/simpleserializer.h" #include "settings/serializable.h" #include "datvdemodsettings.h" DATVDemodSettings::DATVDemodSettings() : m_channelMarker(0) { resetToDefaults(); } void DATVDemodSettings::resetToDefaults() { m_rgbColor = QColor(Qt::magenta).rgb(); m_title = "DATV Demodulator"; m_rfBandwidth = 512000; m_centerFrequency = 0; m_standard = DVB_S; m_modulation = BPSK; m_fec = FEC12; m_symbolRate = 250000; m_notchFilters = 0; m_allowDrift = false; m_fastLock = false; m_filter = SAMP_LINEAR; m_hardMetric = false; m_rollOff = 0.35; m_viterbi = false; m_excursion = 10; m_audioMute = false; m_audioDeviceName = AudioDeviceManager::m_defaultDeviceName; m_audioVolume = 0; m_videoMute = false; m_udpTSAddress = "127.0.0.1"; m_udpTSPort = 8882; m_udpTS = false; } QByteArray DATVDemodSettings::serialize() const { SimpleSerializer s(1); s.writeS32(2, m_rfBandwidth); s.writeS32(3, m_centerFrequency); s.writeS32(4, (int) m_standard); s.writeS32(5, (int) m_modulation); if (m_channelMarker) { s.writeBlob(6, m_channelMarker->serialize()); } s.writeU32(7, m_rgbColor); s.writeString(8, m_title); s.writeS32(9, (int) m_fec); s.writeBool(10, m_audioMute); s.writeS32(11, m_symbolRate); s.writeS32(12, m_notchFilters); s.writeBool(13, m_allowDrift); s.writeBool(14, m_fastLock); s.writeS32(15, (int) m_filter); s.writeBool(16, m_hardMetric); s.writeFloat(17, m_rollOff); s.writeBool(18, m_viterbi); s.writeS32(19, m_excursion); s.writeString(20, m_audioDeviceName); s.writeS32(21, m_audioVolume); s.writeBool(22, m_videoMute); s.writeString(23, m_udpTSAddress); s.writeU32(24, m_udpTSPort); s.writeBool(25, m_udpTS); return s.final(); } bool DATVDemodSettings::deserialize(const QByteArray& data) { SimpleDeserializer d(data); if(!d.isValid()) { resetToDefaults(); return false; } if(d.getVersion() == 1) { QByteArray bytetmp; qint32 tmp; quint32 utmp; QString strtmp; d.readS32(2, &m_rfBandwidth, 512000); d.readS32(3, &m_centerFrequency, 0); d.readS32(4, &tmp, (int) DVB_S); tmp = tmp < 0 ? 0 : tmp > (int) DVB_S2 ? (int) DVB_S2 : tmp; m_standard = (dvb_version) tmp; d.readS32(5, &tmp, (int) BPSK); tmp = tmp < 0 ? 0 : tmp >= (int) MOD_UNSET ? (int) MOD_UNSET - 1 : tmp; m_modulation = (DATVModulation) tmp; d.readBlob(6, &bytetmp); if (m_channelMarker) { m_channelMarker->deserialize(bytetmp); } d.readU32(7, &m_rgbColor, QColor(Qt::magenta).rgb()); d.readString(8, &m_title, "DATV Demodulator"); d.readS32(9, &tmp, (int) FEC12); tmp = tmp < 0 ? 0 : tmp >= (int) RATE_UNSET ? (int) RATE_UNSET - 1 : tmp; m_fec = (DATVCodeRate) tmp; d.readBool(10, &m_audioMute, false); d.readS32(11, &m_symbolRate, 250000); d.readS32(12, &m_notchFilters, 0); d.readBool(13, &m_allowDrift, false); d.readBool(14, &m_fastLock, false); d.readS32(15, &tmp, (int) SAMP_LINEAR); tmp = tmp < 0 ? 0 : tmp > (int) SAMP_RRC ? (int) SAMP_RRC : tmp; m_filter = (dvb_sampler) tmp; d.readBool(16, &m_hardMetric, false); d.readFloat(17, &m_rollOff, 0.35); d.readBool(18, &m_viterbi, false); d.readS32(19, &m_excursion, 10); d.readString(20, &m_audioDeviceName, AudioDeviceManager::m_defaultDeviceName); d.readS32(21, &m_audioVolume, 0); d.readBool(22, &m_videoMute, false); d.readString(23, &m_udpTSAddress, "127.0.0.1"); d.readU32(24, &utmp, 8882); m_udpTSPort = utmp < 1024 ? 1024 : utmp > 65536 ? 65535 : utmp; d.readBool(25, &m_udpTS, false); validateSystemConfiguration(); return true; } else { resetToDefaults(); return false; } } void DATVDemodSettings::debug(const QString& msg) const { qDebug() << msg << " m_standard: " << m_standard << " m_allowDrift: " << m_allowDrift << " m_rfBandwidth: " << m_rfBandwidth << " m_centerFrequency: " << m_centerFrequency << " m_fastLock: " << m_fastLock << " m_hardMetric: " << m_hardMetric << " m_filter: " << m_filter << " m_rollOff: " << m_rollOff << " m_viterbi: " << m_viterbi << " m_fec: " << m_fec << " m_modulation: " << m_modulation << " m_standard: " << m_standard << " m_notchFilters: " << m_notchFilters << " m_symbolRate: " << m_symbolRate << " m_excursion: " << m_excursion << " m_audioMute: " << m_audioMute << " m_audioDeviceName: " << m_audioDeviceName << " m_audioVolume: " << m_audioVolume << " m_videoMute: " << m_videoMute; } bool DATVDemodSettings::isDifferent(const DATVDemodSettings& other) { return ((m_allowDrift != other.m_allowDrift) || (m_fastLock != other.m_fastLock) || (m_hardMetric != other.m_hardMetric) || (m_filter != other.m_filter) || (m_rollOff != other.m_rollOff) || (m_viterbi != other.m_viterbi) || (m_fec != other.m_fec) || (m_modulation != other.m_modulation) || (m_standard != other.m_standard) || (m_notchFilters != other.m_notchFilters) || (m_symbolRate != other.m_symbolRate) || (m_excursion != other.m_excursion) || (m_standard != other.m_standard)); } void DATVDemodSettings::validateSystemConfiguration() { qDebug("DATVDemodSettings::validateSystemConfiguration: m_standard: %d m_modulation: %d m_fec: %d", (int) m_standard, (int) m_modulation, (int) m_fec); if (m_standard == DVB_S) { // The ETSI standard for DVB-S specify only QPSK (EN 300 421) with a later extension to BPSK (TR 101 198) // but amateur radio also use extra modes thus only the modes very specific to DVB-S2(X) are restricted if ((m_modulation == APSK16) || (m_modulation == APSK32) || (m_modulation == APSK64E)) { m_modulation = QPSK; // Fall back to QPSK } // Here we follow ETSI standard for DVB-S retaining only the valod code rates if ((m_fec != FEC12) && (m_fec!= FEC23) && (m_fec!= FEC34) && (m_fec!= FEC56) && (m_fec!= FEC78)) { m_fec = FEC12; } } else if (m_standard == DVB_S2) { // Here we try to follow ETSI standard for DVB-S2 (EN 300 307 1) and DVB-S2X (EN 302 307 2) together for the available modes if ((m_modulation == BPSK) || (m_modulation == QAM16) || (m_modulation == QAM64) || (m_modulation == QAM256)) { m_modulation = QPSK; // Fall back to QPSK } // Here we also try to follow ETSI standard depending on the modulation (EN 300 307 1 Table 1) if (m_modulation == QPSK) { if ((m_fec != FEC14) && (m_fec != FEC13) && (m_fec != FEC25) && (m_fec != FEC12) && (m_fec != FEC35) && (m_fec != FEC23) && (m_fec != FEC34) && (m_fec != FEC45) && (m_fec != FEC56) && (m_fec != FEC89) && (m_fec != FEC910)) { m_fec = FEC12; } } else if (m_modulation == PSK8) { if ((m_fec != FEC35) && (m_fec != FEC23) && (m_fec != FEC34) && (m_fec != FEC56) && (m_fec != FEC89) && (m_fec != FEC910)) { m_fec = FEC34; } } else if (m_modulation == APSK16) { if ((m_fec != FEC23) && (m_fec != FEC34) && (m_fec != FEC45) && (m_fec != FEC56) && (m_fec != FEC89) && (m_fec != FEC910)) { m_fec = FEC34; } } else if (m_modulation == APSK32) { if ((m_fec != FEC34) && (m_fec != FEC45) && (m_fec != FEC56) && (m_fec != FEC89) && (m_fec != FEC910)) { m_fec = FEC34; } } // DVB-S2X has many mode code rates but here we deal only with the ones available else if (m_modulation == APSK64E) { if ((m_fec != FEC45) && (m_fec != FEC56)) { m_fec = FEC45; } } } } DATVDemodSettings::DATVModulation DATVDemodSettings::getModulationFromStr(const QString& str) { if (str == "BPSK") { return BPSK; } else if (str == "QPSK") { return QPSK; } else if (str == "PSK8") { return PSK8; } else if (str == "APSK16") { return APSK16; } else if (str == "APSK32") { return APSK32; } else if (str == "APSK64E") { return APSK64E; } else if (str == "QAM16") { return QAM16; } else if (str == "QAM64") { return QAM64; } else if (str == "QAM256") { return QAM256; } else { return MOD_UNSET; } } DATVDemodSettings::DATVCodeRate DATVDemodSettings::getCodeRateFromStr(const QString& str) { if (str == "1/4") { return FEC14; } else if (str == "1/3") { return FEC13; } else if (str == "2/5") { return FEC25; } else if (str == "1/2") { return FEC12; } else if (str == "3/5") { return FEC35; } else if (str == "2/3") { return FEC23; } else if (str == "3/4") { return FEC34; } else if (str == "4/5") { return FEC45; } else if (str == "5/6") { return FEC56; } else if (str == "7/8") { return FEC78; } else if (str == "8/9") { return FEC89; } else if (str == "9/10") { return FEC910; } else { return RATE_UNSET; } } QString DATVDemodSettings::getStrFromModulation(const DATVModulation modulation) { if (modulation == BPSK) { return "BPSK"; } else if (modulation == QPSK) { return "QPSK"; } else if (modulation == PSK8) { return "PSK8"; } else if (modulation == APSK16) { return "APSK16"; } else if (modulation == APSK32) { return "APSK32"; } else if (modulation == APSK64E) { return "APSK64E"; } else if (modulation == QAM16) { return "QAM16"; } else if (modulation == QAM64) { return "QAM64"; } else if (modulation == QAM256) { return "QAM256"; } else { return "N/A"; } } QString DATVDemodSettings::getStrFromCodeRate(const DATVCodeRate codeRate) { if (codeRate == FEC14) { return "1/4"; } else if (codeRate == FEC13) { return "1/3"; } else if (codeRate == FEC25) { return "2/5"; } else if (codeRate == FEC12) { return "1/2"; } else if (codeRate == FEC35) { return "3/5"; } else if (codeRate == FEC23) { return "2/3"; } else if (codeRate == FEC34) { return "3/4"; } else if (codeRate == FEC45) { return "4/5"; } else if (codeRate == FEC56) { return "5/6"; } else if (codeRate == FEC78) { return "7/8"; } else if (codeRate == FEC89) { return "8/9"; } else if (codeRate == FEC910) { return "9/10"; } else { return "N/A"; } } void DATVDemodSettings::getAvailableModulations(dvb_version dvbStandard, std::vector& modulations) { modulations.clear(); if (dvbStandard == DVB_S) { modulations.push_back(BPSK); modulations.push_back(QPSK); modulations.push_back(PSK8); modulations.push_back(QAM16); modulations.push_back(QAM64); modulations.push_back(QAM256); } else if (dvbStandard == DVB_S2) { modulations.push_back(QPSK); modulations.push_back(PSK8); modulations.push_back(APSK16); modulations.push_back(APSK32); modulations.push_back(APSK64E); } } void DATVDemodSettings::getAvailableCodeRates(dvb_version dvbStandard, DATVModulation modulation, std::vector& codeRates) { codeRates.clear(); if (dvbStandard == DVB_S) { codeRates.push_back(FEC12); codeRates.push_back(FEC23); codeRates.push_back(FEC34); codeRates.push_back(FEC56); codeRates.push_back(FEC78); } else if (dvbStandard == DVB_S2) { if (modulation == QPSK) { codeRates.push_back(FEC14); codeRates.push_back(FEC13); codeRates.push_back(FEC25); codeRates.push_back(FEC12); } if ((modulation == QPSK) || (modulation == PSK8)) { codeRates.push_back(FEC35); } if ((modulation == QPSK) || (modulation == PSK8) || (modulation == APSK16)) { codeRates.push_back(FEC23); } if ((modulation == QPSK) || (modulation == PSK8) || (modulation == APSK16) || (modulation == APSK32)) { codeRates.push_back(FEC34); } if ((modulation == QPSK) || (modulation == APSK16) || (modulation == APSK32) || (modulation == APSK64E)) { codeRates.push_back(FEC45); } if ((modulation == QPSK) || (modulation == PSK8) || (modulation == APSK16) || (modulation == APSK32) || (modulation == APSK64E)) { codeRates.push_back(FEC56); } if ((modulation == QPSK) || (modulation == PSK8) || (modulation == APSK16) || (modulation == APSK32)) { codeRates.push_back(FEC89); codeRates.push_back(FEC910); } } }