/////////////////////////////////////////////////////////////////////////////////// // Copyright (C) 2019 Edouard Griffiths, 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 "dsp/dspengine.h" #include "util/simpleserializer.h" #include "settings/serializable.h" #include "freedvdemodsettings.h" #ifdef SDR_RX_SAMPLE_24BIT const int FreeDVDemodSettings::m_minPowerThresholdDB = -120; const float FreeDVDemodSettings::m_mminPowerThresholdDBf = 120.0f; #else const int FreeDVDemodSettings::m_minPowerThresholdDB = -100; const float FreeDVDemodSettings::m_mminPowerThresholdDBf = 100.0f; #endif FreeDVDemodSettings::FreeDVDemodSettings() : m_channelMarker(0), m_spectrumGUI(0) { resetToDefaults(); } void FreeDVDemodSettings::resetToDefaults() { m_audioMute = false; m_agc = true; m_volume = 3.0; m_volumeIn = 1.0; m_spanLog2 = 3; m_inputFrequencyOffset = 0; m_rgbColor = QColor(0, 255, 204).rgb(); m_title = "FreeDV Demodulator"; m_audioDeviceName = AudioDeviceManager::m_defaultDeviceName; m_freeDVMode = FreeDVMode2400A; m_useReverseAPI = false; m_reverseAPIAddress = "127.0.0.1"; m_reverseAPIPort = 8888; m_reverseAPIDeviceIndex = 0; m_reverseAPIChannelIndex = 0; } QByteArray FreeDVDemodSettings::serialize() const { SimpleSerializer s(1); s.writeS32(1, m_inputFrequencyOffset); s.writeS32(3, m_volume * 10.0); if (m_spectrumGUI) { s.writeBlob(4, m_spectrumGUI->serialize()); } s.writeU32(5, m_rgbColor); s.writeS32(6, m_volumeIn * 10.0); s.writeS32(7, m_spanLog2); s.writeBool(11, m_agc); s.writeString(16, m_title); s.writeString(17, m_audioDeviceName); s.writeBool(18, m_useReverseAPI); s.writeString(19, m_reverseAPIAddress); s.writeU32(20, m_reverseAPIPort); s.writeU32(21, m_reverseAPIDeviceIndex); s.writeU32(22, m_reverseAPIChannelIndex); s.writeS32(23, (int) m_freeDVMode); return s.final(); } bool FreeDVDemodSettings::deserialize(const QByteArray& data) { SimpleDeserializer d(data); if(!d.isValid()) { resetToDefaults(); return false; } if(d.getVersion() == 1) { QByteArray bytetmp; qint32 tmp; uint32_t utmp; QString strtmp; d.readS32(1, &m_inputFrequencyOffset, 0); d.readS32(2, &tmp, 30); d.readS32(3, &tmp, 30); m_volume = tmp / 10.0; if (m_spectrumGUI) { d.readBlob(4, &bytetmp); m_spectrumGUI->deserialize(bytetmp); } d.readU32(5, &m_rgbColor); d.readS32(6, &tmp, 10); m_volumeIn = tmp / 10.0; d.readS32(7, &m_spanLog2, 3); d.readBool(11, &m_agc, false); d.readString(16, &m_title, "SSB Demodulator"); d.readString(17, &m_audioDeviceName, AudioDeviceManager::m_defaultDeviceName); d.readBool(18, &m_useReverseAPI, false); d.readString(19, &m_reverseAPIAddress, "127.0.0.1"); d.readU32(20, &utmp, 0); if ((utmp > 1023) && (utmp < 65535)) { m_reverseAPIPort = utmp; } else { m_reverseAPIPort = 8888; } d.readU32(21, &utmp, 0); m_reverseAPIDeviceIndex = utmp > 99 ? 99 : utmp; d.readU32(22, &utmp, 0); m_reverseAPIChannelIndex = utmp > 99 ? 99 : utmp; d.readS32(23, &tmp, 0); if ((tmp < 0) || (tmp > (int) FreeDVMode::FreeDVMode700D)) { m_freeDVMode = FreeDVMode::FreeDVMode2400A; } else { m_freeDVMode = (FreeDVMode) tmp; } return true; } else { resetToDefaults(); return false; } } int FreeDVDemodSettings::getHiCutoff(FreeDVMode freeDVMode) { switch(freeDVMode) { case FreeDVMode800XA: // C4FM NB case FreeDVMode700C: // OFDM case FreeDVMode700D: // OFDM case FreeDVMode1600: // OFDM return 2400.0; break; case FreeDVMode2400A: // C4FM WB default: return 6000.0; break; } } int FreeDVDemodSettings::getLowCutoff(FreeDVMode freeDVMode) { switch(freeDVMode) { case FreeDVMode800XA: // C4FM NB return 400.0; break; case FreeDVMode700C: // OFDM case FreeDVMode700D: // OFDM case FreeDVMode1600: // OFDM return 600.0; break; case FreeDVMode2400A: // C4FM WB default: return 0.0; break; } } int FreeDVDemodSettings::getModSampleRate(FreeDVMode freeDVMode) { if (freeDVMode == FreeDVMode2400A) { return 48000; } else { return 8000; } }