mirror of
https://github.com/f4exb/sdrangel.git
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139 lines
4.0 KiB
C++
139 lines
4.0 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017 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 <QColor>
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#include "dsp/dspengine.h"
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#include "util/simpleserializer.h"
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#include "settings/serializable.h"
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#include "wfmdemodsettings.h"
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const int WFMDemodSettings::m_rfBW[] = {
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12500, 25000, 40000, 60000, 75000, 80000, 100000, 125000, 140000, 160000, 180000, 200000, 220000, 250000
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};
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const int WFMDemodSettings::m_nbRFBW = 14;
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WFMDemodSettings::WFMDemodSettings() :
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m_channelMarker(0)
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{
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resetToDefaults();
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}
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void WFMDemodSettings::resetToDefaults()
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{
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m_inputFrequencyOffset = 0;
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m_rfBandwidth = getRFBW(5);
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m_afBandwidth = 15000;
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m_volume = 2.0;
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m_squelch = -60.0;
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m_audioMute = false;
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m_rgbColor = QColor(0, 0, 255).rgb();
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m_title = "WFM Demodulator";
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m_audioDeviceName = AudioDeviceManager::m_defaultDeviceName;
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}
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QByteArray WFMDemodSettings::serialize() const
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{
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SimpleSerializer s(1);
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s.writeS32(1, m_inputFrequencyOffset);
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s.writeS32(2, getRFBWIndex(m_rfBandwidth));
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s.writeS32(3, m_afBandwidth/1000.0);
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s.writeS32(4, m_volume*10.0);
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s.writeS32(5, m_squelch);
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s.writeU32(7, m_rgbColor);
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s.writeString(8, m_title);
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s.writeString(9, m_audioDeviceName);
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if (m_channelMarker) {
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s.writeBlob(11, m_channelMarker->serialize());
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}
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return s.final();
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}
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bool WFMDemodSettings::deserialize(const QByteArray& data)
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{
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SimpleDeserializer d(data);
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if(!d.isValid())
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{
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resetToDefaults();
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return false;
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}
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if(d.getVersion() == 1)
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{
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QByteArray bytetmp;
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qint32 tmp;
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QString strtmp;
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d.readS32(1, &tmp, 0);
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m_inputFrequencyOffset = tmp;
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d.readS32(2, &tmp, 4);
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m_rfBandwidth = getRFBW(tmp);
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d.readS32(3, &tmp, 3);
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m_afBandwidth = tmp * 1000.0;
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d.readS32(4, &tmp, 20);
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m_volume = tmp * 0.1;
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d.readS32(5, &tmp, -60);
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m_squelch = tmp;
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d.readU32(7, &m_rgbColor);
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d.readString(8, &m_title, "WFM Demodulator");
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d.readString(9, &m_audioDeviceName, AudioDeviceManager::m_defaultDeviceName);
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d.readBlob(11, &bytetmp);
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if (m_channelMarker) {
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m_channelMarker->deserialize(bytetmp);
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}
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return true;
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}
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else
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{
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resetToDefaults();
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return false;
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}
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}
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int WFMDemodSettings::getRFBW(int index)
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{
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if (index < 0) {
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return m_rfBW[0];
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} else if (index < m_nbRFBW) {
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return m_rfBW[index];
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} else {
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return m_rfBW[m_nbRFBW-1];
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}
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}
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int WFMDemodSettings::getRFBWIndex(int rfbw)
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{
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for (int i = 0; i < m_nbRFBW; i++)
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{
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if (rfbw <= m_rfBW[i])
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{
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return i;
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}
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}
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return m_nbRFBW-1;
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}
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