kopia lustrzana https://github.com/f4exb/sdrangel
WFM modulator: use settings in modulator (1)
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@ -1,355 +1,382 @@
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016 Edouard Griffiths, F4EXB //
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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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#ifndef PLUGINS_CHANNELTX_MODWFM_WFMMOD_H_
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#define PLUGINS_CHANNELTX_MODWFM_WFMMOD_H_
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#include <QMutex>
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#include <vector>
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#include <iostream>
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#include <fstream>
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#include "dsp/basebandsamplesource.h"
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#include "dsp/nco.h"
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#include "dsp/ncof.h"
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#include "dsp/interpolator.h"
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#include "dsp/fftfilt.h"
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#include "dsp/movingaverage.h"
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#include "dsp/agc.h"
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#include "dsp/cwkeyer.h"
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#include "audio/audiofifo.h"
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#include "util/message.h"
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class WFMMod : public BasebandSampleSource {
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Q_OBJECT
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public:
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typedef enum
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{
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WFMModInputNone,
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WFMModInputTone,
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WFMModInputFile,
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WFMModInputAudio,
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WFMModInputCWTone
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} WFMModInputAF;
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class MsgConfigureFileSourceName : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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const QString& getFileName() const { return m_fileName; }
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static MsgConfigureFileSourceName* create(const QString& fileName)
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{
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return new MsgConfigureFileSourceName(fileName);
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}
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private:
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QString m_fileName;
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MsgConfigureFileSourceName(const QString& fileName) :
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Message(),
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m_fileName(fileName)
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{ }
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};
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class MsgConfigureFileSourceSeek : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getPercentage() const { return m_seekPercentage; }
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static MsgConfigureFileSourceSeek* create(int seekPercentage)
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{
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return new MsgConfigureFileSourceSeek(seekPercentage);
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}
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protected:
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int m_seekPercentage; //!< percentage of seek position from the beginning 0..100
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MsgConfigureFileSourceSeek(int seekPercentage) :
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Message(),
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m_seekPercentage(seekPercentage)
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{ }
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};
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class MsgConfigureFileSourceStreamTiming : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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static MsgConfigureFileSourceStreamTiming* create()
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{
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return new MsgConfigureFileSourceStreamTiming();
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}
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private:
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MsgConfigureFileSourceStreamTiming() :
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Message()
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{ }
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};
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class MsgConfigureAFInput : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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WFMModInputAF getAFInput() const { return m_afInput; }
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static MsgConfigureAFInput* create(WFMModInputAF afInput)
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{
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return new MsgConfigureAFInput(afInput);
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}
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private:
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WFMModInputAF m_afInput;
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MsgConfigureAFInput(WFMModInputAF afInput) :
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Message(),
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m_afInput(afInput)
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{ }
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};
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class MsgReportFileSourceStreamTiming : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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std::size_t getSamplesCount() const { return m_samplesCount; }
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static MsgReportFileSourceStreamTiming* create(std::size_t samplesCount)
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{
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return new MsgReportFileSourceStreamTiming(samplesCount);
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}
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protected:
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std::size_t m_samplesCount;
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MsgReportFileSourceStreamTiming(std::size_t samplesCount) :
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Message(),
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m_samplesCount(samplesCount)
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{ }
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};
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class MsgReportFileSourceStreamData : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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int getSampleRate() const { return m_sampleRate; }
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quint32 getRecordLength() const { return m_recordLength; }
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static MsgReportFileSourceStreamData* create(int sampleRate,
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quint32 recordLength)
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{
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return new MsgReportFileSourceStreamData(sampleRate, recordLength);
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}
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protected:
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int m_sampleRate;
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quint32 m_recordLength;
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MsgReportFileSourceStreamData(int sampleRate,
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quint32 recordLength) :
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Message(),
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m_sampleRate(sampleRate),
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m_recordLength(recordLength)
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{ }
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};
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//=================================================================
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WFMMod();
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~WFMMod();
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void configure(MessageQueue* messageQueue,
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Real rfBandwidth,
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Real afBandwidth,
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float fmDeviation,
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float toneFrequency,
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float volumeFactor,
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bool audioMute,
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bool playLoop);
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virtual void pull(Sample& sample);
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virtual void pullAudio(int nbSamples);
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virtual void start();
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virtual void stop();
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virtual bool handleMessage(const Message& cmd);
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double getMagSq() const { return m_magsq; }
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CWKeyer *getCWKeyer() { return &m_cwKeyer; }
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signals:
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/**
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* Level changed
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* \param rmsLevel RMS level in range 0.0 - 1.0
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* \param peakLevel Peak level in range 0.0 - 1.0
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* \param numSamples Number of audio samples analyzed
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*/
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void levelChanged(qreal rmsLevel, qreal peakLevel, int numSamples);
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private:
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class MsgConfigureWFMMod : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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Real getRFBandwidth() const { return m_rfBandwidth; }
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Real getAFBandwidth() const { return m_afBandwidth; }
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float getFMDeviation() const { return m_fmDeviation; }
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float getToneFrequency() const { return m_toneFrequency; }
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float getVolumeFactor() const { return m_volumeFactor; }
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bool getChannelMute() const { return m_channelMute; }
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bool getPlayLoop() const { return m_playLoop; }
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static MsgConfigureWFMMod* create(Real rfBandwidth,
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Real afBandwidth,
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float fmDeviation,
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float toneFrequency,
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float volumeFactor,
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bool channelMute,
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bool playLoop)
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{
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return new MsgConfigureWFMMod(rfBandwidth,
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afBandwidth,
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fmDeviation,
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toneFrequency,
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volumeFactor,
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channelMute,
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playLoop);
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}
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private:
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Real m_rfBandwidth;
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Real m_afBandwidth;
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float m_fmDeviation;
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float m_toneFrequency;
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float m_volumeFactor;
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bool m_channelMute;
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bool m_playLoop;
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MsgConfigureWFMMod(Real rfBandwidth,
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Real afBandwidth,
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float fmDeviation,
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float toneFrequency,
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float volumeFactor,
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bool channelMute,
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bool playLoop) :
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Message(),
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m_rfBandwidth(rfBandwidth),
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m_afBandwidth(afBandwidth),
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m_fmDeviation(fmDeviation),
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m_toneFrequency(toneFrequency),
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m_volumeFactor(volumeFactor),
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m_channelMute(channelMute),
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m_playLoop(playLoop)
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{ }
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};
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//=================================================================
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enum RateState {
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RSInitialFill,
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RSRunning
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};
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struct Config {
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int m_basebandSampleRate;
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int m_outputSampleRate;
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qint64 m_inputFrequencyOffset;
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Real m_rfBandwidth;
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Real m_afBandwidth;
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float m_fmDeviation;
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float m_toneFrequency;
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float m_volumeFactor;
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quint32 m_audioSampleRate;
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bool m_channelMute;
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bool m_playLoop;
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Config() :
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m_basebandSampleRate(0),
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m_outputSampleRate(-1),
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m_inputFrequencyOffset(0),
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m_rfBandwidth(-1),
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m_afBandwidth(-1),
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m_fmDeviation(5000.0f),
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m_toneFrequency(1000.0f),
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m_volumeFactor(1.0f),
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m_audioSampleRate(0),
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m_channelMute(false),
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m_playLoop(false)
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{ }
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};
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//=================================================================
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Config m_config;
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Config m_running;
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NCO m_carrierNco;
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NCOF m_toneNco;
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NCOF m_toneNcoRF;
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float m_modPhasor; //!< baseband modulator phasor
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Complex m_modSample;
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Interpolator m_interpolator;
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Real m_interpolatorDistance;
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Real m_interpolatorDistanceRemain;
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bool m_interpolatorConsumed;
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fftfilt* m_rfFilter;
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static const int m_rfFilterFFTLength;
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fftfilt::cmplx *m_rfFilterBuffer;
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int m_rfFilterBufferIndex;
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double m_magsq;
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MovingAverage<double> m_movingAverage;
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SimpleAGC m_volumeAGC;
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AudioVector m_audioBuffer;
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uint m_audioBufferFill;
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AudioFifo m_audioFifo;
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SampleVector m_sampleBuffer;
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QMutex m_settingsMutex;
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std::ifstream m_ifstream;
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QString m_fileName;
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quint64 m_fileSize; //!< raw file size (bytes)
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quint32 m_recordLength; //!< record length in seconds computed from file size
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int m_sampleRate;
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WFMModInputAF m_afInput;
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quint32 m_levelCalcCount;
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Real m_peakLevel;
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Real m_levelSum;
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CWKeyer m_cwKeyer;
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CWSmoother m_cwSmoother;
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static const int m_levelNbSamples;
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void apply();
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void pullAF(Complex& sample);
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void calculateLevel(const Real& sample);
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void openFileStream();
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void seekFileStream(int seekPercentage);
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};
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#endif /* PLUGINS_CHANNELTX_MODWFM_WFMMOD_H_ */
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016 Edouard Griffiths, F4EXB //
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// //
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// 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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// 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. //
|
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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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#ifndef PLUGINS_CHANNELTX_MODWFM_WFMMOD_H_
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#define PLUGINS_CHANNELTX_MODWFM_WFMMOD_H_
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#include <QMutex>
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#include <vector>
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#include <iostream>
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#include <fstream>
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#include "dsp/basebandsamplesource.h"
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#include "dsp/nco.h"
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#include "dsp/ncof.h"
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#include "dsp/interpolator.h"
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#include "dsp/fftfilt.h"
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#include "dsp/movingaverage.h"
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#include "dsp/agc.h"
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#include "dsp/cwkeyer.h"
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#include "audio/audiofifo.h"
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#include "util/message.h"
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#include "wfmmodsettings.h"
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class WFMMod : public BasebandSampleSource {
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Q_OBJECT
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public:
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typedef enum
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{
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WFMModInputNone,
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WFMModInputTone,
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WFMModInputFile,
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WFMModInputAudio,
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WFMModInputCWTone
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} WFMModInputAF;
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class MsgConfigureWFMMod : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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const WFMModSettings& getSettings() const { return m_settings; }
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bool getForce() const { return m_force; }
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static MsgConfigureWFMMod* create(const WFMModSettings& settings, bool force)
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{
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return new MsgConfigureWFMMod(settings, force);
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}
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private:
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WFMModSettings m_settings;
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bool m_force;
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MsgConfigureWFMMod(const WFMModSettings& settings, bool force) :
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Message(),
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m_settings(settings),
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m_force(force)
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{ }
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};
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class MsgConfigureFileSourceName : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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const QString& getFileName() const { return m_fileName; }
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static MsgConfigureFileSourceName* create(const QString& fileName)
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{
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return new MsgConfigureFileSourceName(fileName);
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}
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private:
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QString m_fileName;
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MsgConfigureFileSourceName(const QString& fileName) :
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Message(),
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m_fileName(fileName)
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{ }
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};
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class MsgConfigureFileSourceSeek : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getPercentage() const { return m_seekPercentage; }
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static MsgConfigureFileSourceSeek* create(int seekPercentage)
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{
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return new MsgConfigureFileSourceSeek(seekPercentage);
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}
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protected:
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int m_seekPercentage; //!< percentage of seek position from the beginning 0..100
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MsgConfigureFileSourceSeek(int seekPercentage) :
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Message(),
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m_seekPercentage(seekPercentage)
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{ }
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};
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class MsgConfigureFileSourceStreamTiming : public Message {
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MESSAGE_CLASS_DECLARATION
|
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|
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public:
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|
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static MsgConfigureFileSourceStreamTiming* create()
|
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{
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return new MsgConfigureFileSourceStreamTiming();
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}
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|
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private:
|
||||
|
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MsgConfigureFileSourceStreamTiming() :
|
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Message()
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{ }
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};
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class MsgConfigureAFInput : public Message
|
||||
{
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MESSAGE_CLASS_DECLARATION
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public:
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WFMModInputAF getAFInput() const { return m_afInput; }
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static MsgConfigureAFInput* create(WFMModInputAF afInput)
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{
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return new MsgConfigureAFInput(afInput);
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}
|
||||
|
||||
private:
|
||||
WFMModInputAF m_afInput;
|
||||
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||||
MsgConfigureAFInput(WFMModInputAF afInput) :
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||||
Message(),
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||||
m_afInput(afInput)
|
||||
{ }
|
||||
};
|
||||
|
||||
class MsgReportFileSourceStreamTiming : public Message
|
||||
{
|
||||
MESSAGE_CLASS_DECLARATION
|
||||
|
||||
public:
|
||||
std::size_t getSamplesCount() const { return m_samplesCount; }
|
||||
|
||||
static MsgReportFileSourceStreamTiming* create(std::size_t samplesCount)
|
||||
{
|
||||
return new MsgReportFileSourceStreamTiming(samplesCount);
|
||||
}
|
||||
|
||||
protected:
|
||||
std::size_t m_samplesCount;
|
||||
|
||||
MsgReportFileSourceStreamTiming(std::size_t samplesCount) :
|
||||
Message(),
|
||||
m_samplesCount(samplesCount)
|
||||
{ }
|
||||
};
|
||||
|
||||
class MsgReportFileSourceStreamData : public Message {
|
||||
MESSAGE_CLASS_DECLARATION
|
||||
|
||||
public:
|
||||
int getSampleRate() const { return m_sampleRate; }
|
||||
quint32 getRecordLength() const { return m_recordLength; }
|
||||
|
||||
static MsgReportFileSourceStreamData* create(int sampleRate,
|
||||
quint32 recordLength)
|
||||
{
|
||||
return new MsgReportFileSourceStreamData(sampleRate, recordLength);
|
||||
}
|
||||
|
||||
protected:
|
||||
int m_sampleRate;
|
||||
quint32 m_recordLength;
|
||||
|
||||
MsgReportFileSourceStreamData(int sampleRate,
|
||||
quint32 recordLength) :
|
||||
Message(),
|
||||
m_sampleRate(sampleRate),
|
||||
m_recordLength(recordLength)
|
||||
{ }
|
||||
};
|
||||
|
||||
//=================================================================
|
||||
|
||||
WFMMod();
|
||||
~WFMMod();
|
||||
|
||||
void configure(MessageQueue* messageQueue,
|
||||
Real rfBandwidth,
|
||||
Real afBandwidth,
|
||||
float fmDeviation,
|
||||
float toneFrequency,
|
||||
float volumeFactor,
|
||||
bool audioMute,
|
||||
bool playLoop);
|
||||
|
||||
virtual void pull(Sample& sample);
|
||||
virtual void pullAudio(int nbSamples);
|
||||
virtual void start();
|
||||
virtual void stop();
|
||||
virtual bool handleMessage(const Message& cmd);
|
||||
|
||||
double getMagSq() const { return m_magsq; }
|
||||
|
||||
CWKeyer *getCWKeyer() { return &m_cwKeyer; }
|
||||
|
||||
signals:
|
||||
/**
|
||||
* Level changed
|
||||
* \param rmsLevel RMS level in range 0.0 - 1.0
|
||||
* \param peakLevel Peak level in range 0.0 - 1.0
|
||||
* \param numSamples Number of audio samples analyzed
|
||||
*/
|
||||
void levelChanged(qreal rmsLevel, qreal peakLevel, int numSamples);
|
||||
|
||||
|
||||
private:
|
||||
class MsgConfigureWFMModPrivate : public Message
|
||||
{
|
||||
MESSAGE_CLASS_DECLARATION
|
||||
|
||||
public:
|
||||
Real getRFBandwidth() const { return m_rfBandwidth; }
|
||||
Real getAFBandwidth() const { return m_afBandwidth; }
|
||||
float getFMDeviation() const { return m_fmDeviation; }
|
||||
float getToneFrequency() const { return m_toneFrequency; }
|
||||
float getVolumeFactor() const { return m_volumeFactor; }
|
||||
bool getChannelMute() const { return m_channelMute; }
|
||||
bool getPlayLoop() const { return m_playLoop; }
|
||||
|
||||
static MsgConfigureWFMModPrivate* create(Real rfBandwidth,
|
||||
Real afBandwidth,
|
||||
float fmDeviation,
|
||||
float toneFrequency,
|
||||
float volumeFactor,
|
||||
bool channelMute,
|
||||
bool playLoop)
|
||||
{
|
||||
return new MsgConfigureWFMModPrivate(rfBandwidth,
|
||||
afBandwidth,
|
||||
fmDeviation,
|
||||
toneFrequency,
|
||||
volumeFactor,
|
||||
channelMute,
|
||||
playLoop);
|
||||
}
|
||||
|
||||
private:
|
||||
Real m_rfBandwidth;
|
||||
Real m_afBandwidth;
|
||||
float m_fmDeviation;
|
||||
float m_toneFrequency;
|
||||
float m_volumeFactor;
|
||||
bool m_channelMute;
|
||||
bool m_playLoop;
|
||||
|
||||
MsgConfigureWFMModPrivate(Real rfBandwidth,
|
||||
Real afBandwidth,
|
||||
float fmDeviation,
|
||||
float toneFrequency,
|
||||
float volumeFactor,
|
||||
bool channelMute,
|
||||
bool playLoop) :
|
||||
Message(),
|
||||
m_rfBandwidth(rfBandwidth),
|
||||
m_afBandwidth(afBandwidth),
|
||||
m_fmDeviation(fmDeviation),
|
||||
m_toneFrequency(toneFrequency),
|
||||
m_volumeFactor(volumeFactor),
|
||||
m_channelMute(channelMute),
|
||||
m_playLoop(playLoop)
|
||||
{ }
|
||||
};
|
||||
|
||||
//=================================================================
|
||||
|
||||
enum RateState {
|
||||
RSInitialFill,
|
||||
RSRunning
|
||||
};
|
||||
|
||||
struct Config {
|
||||
int m_basebandSampleRate;
|
||||
int m_outputSampleRate;
|
||||
qint64 m_inputFrequencyOffset;
|
||||
Real m_rfBandwidth;
|
||||
Real m_afBandwidth;
|
||||
float m_fmDeviation;
|
||||
float m_toneFrequency;
|
||||
float m_volumeFactor;
|
||||
quint32 m_audioSampleRate;
|
||||
bool m_channelMute;
|
||||
bool m_playLoop;
|
||||
|
||||
Config() :
|
||||
m_basebandSampleRate(0),
|
||||
m_outputSampleRate(-1),
|
||||
m_inputFrequencyOffset(0),
|
||||
m_rfBandwidth(-1),
|
||||
m_afBandwidth(-1),
|
||||
m_fmDeviation(5000.0f),
|
||||
m_toneFrequency(1000.0f),
|
||||
m_volumeFactor(1.0f),
|
||||
m_audioSampleRate(0),
|
||||
m_channelMute(false),
|
||||
m_playLoop(false)
|
||||
{ }
|
||||
};
|
||||
|
||||
//=================================================================
|
||||
|
||||
Config m_config;
|
||||
Config m_running;
|
||||
WFMModSettings m_settings;
|
||||
|
||||
NCO m_carrierNco;
|
||||
NCOF m_toneNco;
|
||||
NCOF m_toneNcoRF;
|
||||
float m_modPhasor; //!< baseband modulator phasor
|
||||
Complex m_modSample;
|
||||
Interpolator m_interpolator;
|
||||
Real m_interpolatorDistance;
|
||||
Real m_interpolatorDistanceRemain;
|
||||
bool m_interpolatorConsumed;
|
||||
|
||||
fftfilt* m_rfFilter;
|
||||
static const int m_rfFilterFFTLength;
|
||||
fftfilt::cmplx *m_rfFilterBuffer;
|
||||
int m_rfFilterBufferIndex;
|
||||
|
||||
double m_magsq;
|
||||
MovingAverage<double> m_movingAverage;
|
||||
SimpleAGC m_volumeAGC;
|
||||
|
||||
AudioVector m_audioBuffer;
|
||||
uint m_audioBufferFill;
|
||||
|
||||
AudioFifo m_audioFifo;
|
||||
SampleVector m_sampleBuffer;
|
||||
QMutex m_settingsMutex;
|
||||
|
||||
std::ifstream m_ifstream;
|
||||
QString m_fileName;
|
||||
quint64 m_fileSize; //!< raw file size (bytes)
|
||||
quint32 m_recordLength; //!< record length in seconds computed from file size
|
||||
int m_sampleRate;
|
||||
|
||||
WFMModInputAF m_afInput;
|
||||
quint32 m_levelCalcCount;
|
||||
Real m_peakLevel;
|
||||
Real m_levelSum;
|
||||
CWKeyer m_cwKeyer;
|
||||
CWSmoother m_cwSmoother;
|
||||
static const int m_levelNbSamples;
|
||||
|
||||
void apply();
|
||||
void applySettings(const WFMModSettings& settings, bool force = false);
|
||||
void pullAF(Complex& sample);
|
||||
void calculateLevel(const Real& sample);
|
||||
void openFileStream();
|
||||
void seekFileStream(int seekPercentage);
|
||||
};
|
||||
|
||||
|
||||
#endif /* PLUGINS_CHANNELTX_MODWFM_WFMMOD_H_ */
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue