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sdrangel/plugins/channelrx/demodatv/atvdemodsettings.h

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 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 //
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// (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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef PLUGINS_CHANNELRX_DEMODATV_ATVDEMODSETTINGS_H_
#define PLUGINS_CHANNELRX_DEMODATV_ATVDEMODSETTINGS_H_
#include <QByteArray>
#include <QString>
#include <stdint.h>
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class Serializable;
struct ATVDemodSettings
{
enum ATVModulation {
ATV_FM1, //!< Classical frequency modulation with discriminator #1
ATV_FM2, //!< Classical frequency modulation with discriminator #2
ATV_FM3, //!< Classical frequency modulation with phase derivative discriminator
ATV_AM, //!< Classical amplitude modulation
ATV_USB, //!< AM with vestigial lower side band (main signal is in the upper side)
ATV_LSB //!< AM with vestigial upper side band (main signal is in the lower side)
};
enum ATVStd
{
ATVStdPAL625,
ATVStdPAL525,
ATVStd819,
ATVStdShortInterleaved,
ATVStdShort,
ATVStdHSkip
};
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// RF settings
qint64 m_inputFrequencyOffset; //!< Offset from baseband center frequency
int m_bfoFrequency; //!< BFO frequency (Hz)
ATVModulation m_atvModulation; //!< RF modulation type
float m_fmDeviation; //!< Expected FM deviation
int m_amScalingFactor; //!< Factor in % to apply to detected signal scale
int m_amOffsetFactor; //!< Factor in % to apply to adjusted signal scale
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bool m_fftFiltering; //!< Toggle FFT filter
unsigned int m_fftOppBandwidth; //!< FFT filter lower frequency cutoff (Hz)
unsigned int m_fftBandwidth; //!< FFT filter high frequency cutoff (Hz)
// ATV settings
int m_nbLines; //!< Number of lines per full frame
int m_fps; //!< Number of frames per second
ATVStd m_atvStd; //!< Standard
bool m_hSync; //!< Enable/disable horizontal sybchronization
bool m_vSync; //!< Enable/disable vertical synchronization
bool m_invertVideo; //!< Toggle invert video
bool m_halfFrames; //!< Toggle half frames processing
float m_levelSynchroTop; //!< Horizontal synchronization top level (0.0 to 1.0 scale)
float m_levelBlack; //!< Black level (0.0 to 1.0 scale)
// common channel settings
quint32 m_rgbColor;
QString m_title;
QString m_udpAddress;
uint16_t m_udpPort;
Serializable *m_channelMarker;
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int m_streamIndex;
Serializable *m_rollupState;
ATVDemodSettings();
void resetToDefaults();
void setChannelMarker(Serializable *channelMarker) { m_channelMarker = channelMarker; }
void setRollupState(Serializable *rollupState) { m_rollupState = rollupState; }
QByteArray serialize() const;
bool deserialize(const QByteArray& data);
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int getRFSliderDivisor(unsigned int sampleRate);
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static int getFps(int fpsIndex);
static int getFpsIndex(int fps);
static int getNumberOfLines(int nbLinesIndex);
static int getNumberOfLinesIndex(int nbLines);
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static float getNominalLineTime(int nbLines, int fps);
static float getRFBandwidthDivisor(ATVModulation modulation);
static void getBaseValues(int sampleRate, int linesPerSecond, uint32_t& nbPointsPerLine);
private:
int m_rfSliderDivisor;
};
#endif /* PLUGINS_CHANNELRX_DEMODATV_ATVDEMODSETTINGS_H_ */