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sdrangel/plugins/channelrx/demodchirpchat/chirpchatdemodsettings.cpp

250 lines
7.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017-2018, 2020, 2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2021 Jon Beniston, M7RCE <jon@beniston.com> //
// //
// 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 "dsp/dspengine.h"
#include "util/simpleserializer.h"
#include "settings/serializable.h"
#include "chirpchatdemodsettings.h"
const int ChirpChatDemodSettings::bandwidths[] = {
325, // 384k / 1024
750, // 384k / 512
1500, // 384k / 256
2604, // 333k / 128
3125, // 400k / 128
3906, // 500k / 128
5208, // 333k / 64
6250, // 400k / 64
7813, // 500k / 64
10417, // 333k / 32
12500, // 400k / 32
15625, // 500k / 32
20833, // 333k / 16
25000, // 400k / 16
31250, // 500k / 16
41667, // 333k / 8
50000, // 400k / 8
62500, // 500k / 8
83333, // 333k / 4
100000, // 400k / 4
125000, // 500k / 4
166667, // 333k / 2
200000, // 400k / 2
250000, // 500k / 2
333333, // 333k / 1
400000, // 400k / 1
500000 // 500k / 1
};
const int ChirpChatDemodSettings::nbBandwidths = 3*8 + 3;
const int ChirpChatDemodSettings::oversampling = 2;
ChirpChatDemodSettings::ChirpChatDemodSettings() :
m_inputFrequencyOffset(0),
m_channelMarker(0),
m_spectrumGUI(0)
{
resetToDefaults();
}
void ChirpChatDemodSettings::resetToDefaults()
{
m_bandwidthIndex = 5;
m_spreadFactor = 7;
m_deBits = 0;
m_codingScheme = CodingLoRa;
m_decodeActive = true;
m_fftWindow = FFTWindow::Rectangle;
m_eomSquelchTenths = 60;
m_nbSymbolsMax = 255;
m_preambleChirps = 8;
m_packetLength = 32;
m_nbParityBits = 1;
m_hasCRC = true;
m_hasHeader = true;
m_sendViaUDP = false;
m_udpAddress = "127.0.0.1";
m_udpPort = 9999;
m_rgbColor = QColor(255, 0, 255).rgb();
m_title = "ChirpChat Demodulator";
m_streamIndex = 0;
m_useReverseAPI = false;
m_reverseAPIAddress = "127.0.0.1";
m_reverseAPIPort = 8888;
m_reverseAPIDeviceIndex = 0;
m_reverseAPIChannelIndex = 0;
m_workspaceIndex = 0;
m_hidden = false;
}
QByteArray ChirpChatDemodSettings::serialize() const
{
SimpleSerializer s(1);
s.writeS32(1, m_inputFrequencyOffset);
s.writeS32(2, m_bandwidthIndex);
s.writeS32(3, m_spreadFactor);
if (m_spectrumGUI) {
s.writeBlob(4, m_spectrumGUI->serialize());
}
if (m_channelMarker) {
s.writeBlob(5, m_channelMarker->serialize());
}
s.writeString(6, m_title);
s.writeS32(7, m_deBits);
s.writeS32(8, m_codingScheme);
s.writeBool(9, m_decodeActive);
s.writeS32(10, m_eomSquelchTenths);
s.writeU32(11, m_nbSymbolsMax);
s.writeS32(12, m_packetLength);
s.writeS32(13, m_nbParityBits);
s.writeBool(14, m_hasCRC);
s.writeBool(15, m_hasHeader);
s.writeU32(17, m_preambleChirps);
s.writeS32(18, (int) m_fftWindow);
s.writeBool(20, m_useReverseAPI);
s.writeString(21, m_reverseAPIAddress);
s.writeU32(22, m_reverseAPIPort);
s.writeU32(23, m_reverseAPIDeviceIndex);
s.writeU32(24, m_reverseAPIChannelIndex);
s.writeS32(25, m_streamIndex);
s.writeBool(26, m_sendViaUDP);
s.writeString(27, m_udpAddress);
s.writeU32(28, m_udpPort);
if (m_rollupState) {
s.writeBlob(29, m_rollupState->serialize());
}
s.writeS32(30, m_workspaceIndex);
s.writeBlob(31, m_geometryBytes);
s.writeBool(32, m_hidden);
return s.final();
}
bool ChirpChatDemodSettings::deserialize(const QByteArray& data)
{
SimpleDeserializer d(data);
if(!d.isValid())
{
resetToDefaults();
return false;
}
if(d.getVersion() == 1)
{
QByteArray bytetmp;
int tmp;
unsigned int utmp;
d.readS32(1, &m_inputFrequencyOffset, 0);
d.readS32(2, &m_bandwidthIndex, 0);
d.readS32(3, &m_spreadFactor, 0);
if (m_spectrumGUI)
{
d.readBlob(4, &bytetmp);
m_spectrumGUI->deserialize(bytetmp);
}
if (m_channelMarker)
{
d.readBlob(5, &bytetmp);
m_channelMarker->deserialize(bytetmp);
}
d.readString(6, &m_title, "ChirpChat Demodulator");
d.readS32(7, &m_deBits, 0);
d.readS32(8, &tmp);
m_codingScheme = (CodingScheme) tmp;
d.readBool(9, &m_decodeActive, true);
d.readS32(10, &m_eomSquelchTenths, 60);
d.readU32(11, &m_nbSymbolsMax, 255);
d.readS32(12, &m_packetLength, 32);
d.readS32(13, &m_nbParityBits, 1);
d.readBool(14, &m_hasCRC, true);
d.readBool(15, &m_hasHeader, true);
d.readU32(17, &m_preambleChirps, 8);
d.readS32(18, &tmp, (int) FFTWindow::Rectangle);
m_fftWindow = (FFTWindow::Function) tmp;
d.readBool(20, &m_useReverseAPI, false);
d.readString(21, &m_reverseAPIAddress, "127.0.0.1");
d.readU32(22, &utmp, 0);
if ((utmp > 1023) && (utmp < 65535)) {
m_reverseAPIPort = utmp;
} else {
m_reverseAPIPort = 8888;
}
d.readU32(23, &utmp, 0);
m_reverseAPIDeviceIndex = utmp > 99 ? 99 : utmp;
d.readU32(24, &utmp, 0);
m_reverseAPIChannelIndex = utmp > 99 ? 99 : utmp;
d.readS32(25, &m_streamIndex, 0);
d.readBool(26, &m_sendViaUDP, false);
d.readString(27, &m_udpAddress, "127.0.0.1");
d.readU32(28, &utmp, 0);
if ((utmp > 1023) && (utmp < 65535)) {
m_udpPort = utmp;
} else {
m_udpPort = 9999;
}
if (m_rollupState)
{
d.readBlob(29, &bytetmp);
m_rollupState->deserialize(bytetmp);
}
d.readS32(30, &m_workspaceIndex, 0);
d.readBlob(31, &m_geometryBytes);
d.readBool(32, &m_hidden, false);
return true;
}
else
{
resetToDefaults();
return false;
}
}
unsigned int ChirpChatDemodSettings::getNbSFDFourths() const
{
switch (m_codingScheme)
{
case CodingLoRa:
return 9;
default:
return 8;
}
}
bool ChirpChatDemodSettings::hasSyncWord() const
{
return m_codingScheme == CodingLoRa;
}