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sdrangel/plugins/channelrx/demoddatv/datvdemodsettings.cpp
f4exb 6ee705fcd7 DATV demod: refactoring of classes
2019-12-04 07:20:13 +01:00

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///////////////////////////////////////////////////////////////////////////////////
// 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 <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QColor>
#include <QDebug>
#include "leansdr/dvb.h"
#include "leansdr/sdr.h"
#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<DATVModulation>& 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<DATVCodeRate>& 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);
}
}
}
DATVDemodSettings::DATVCodeRate DATVDemodSettings::getCodeRateFromLeanDVBCode(int leanDVBCodeRate)
{
if (leanDVBCodeRate == leansdr::code_rate::FEC12) {
return DATVDemodSettings::DATVCodeRate::FEC12;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC13) {
return DATVDemodSettings::DATVCodeRate::FEC13;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC14) {
return DATVDemodSettings::DATVCodeRate::FEC14;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC23) {
return DATVDemodSettings::DATVCodeRate::FEC23;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC25) {
return DATVDemodSettings::DATVCodeRate::FEC25;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC34) {
return DATVDemodSettings::DATVCodeRate::FEC34;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC35) {
return DATVDemodSettings::DATVCodeRate::FEC35;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC45) {
return DATVDemodSettings::DATVCodeRate::FEC45;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC46) {
return DATVDemodSettings::DATVCodeRate::FEC46;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC56) {
return DATVDemodSettings::DATVCodeRate::FEC56;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC78) {
return DATVDemodSettings::DATVCodeRate::FEC78;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC89) {
return DATVDemodSettings::DATVCodeRate::FEC89;
} else if (leanDVBCodeRate == leansdr::code_rate::FEC910) {
return DATVDemodSettings::DATVCodeRate::FEC910;
} else {
return DATVDemodSettings::DATVCodeRate::RATE_UNSET;
}
}
DATVDemodSettings::DATVModulation DATVDemodSettings::getModulationFromLeanDVBCode(int leanDVBModulation)
{
if (leanDVBModulation == leansdr::cstln_base::predef::APSK16) {
return DATVDemodSettings::DATVModulation::APSK16;
} else if (leanDVBModulation == leansdr::cstln_base::predef::APSK32) {
return DATVDemodSettings::DATVModulation::APSK32;
} else if (leanDVBModulation == leansdr::cstln_base::predef::APSK64E) {
return DATVDemodSettings::DATVModulation::APSK64E;
} else if (leanDVBModulation == leansdr::cstln_base::predef::BPSK) {
return DATVDemodSettings::DATVModulation::BPSK;
} else if (leanDVBModulation == leansdr::cstln_base::predef::PSK8) {
return DATVDemodSettings::DATVModulation::PSK8;
} else if (leanDVBModulation == leansdr::cstln_base::predef::QAM16) {
return DATVDemodSettings::DATVModulation::QAM16;
} else if (leanDVBModulation == leansdr::cstln_base::predef::QAM64) {
return DATVDemodSettings::DATVModulation::QAM64;
} else if (leanDVBModulation == leansdr::cstln_base::predef::QAM256) {
return DATVDemodSettings::DATVModulation::QAM256;
} else if (leanDVBModulation == leansdr::cstln_base::predef::QPSK) {
return DATVDemodSettings::DATVModulation::QPSK;
} else {
return DATVDemodSettings::DATVModulation::MOD_UNSET;
}
}
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