kopia lustrzana https://github.com/AlexandreRouma/SDRPlusPlus
111 wiersze
3.9 KiB
C++
111 wiersze
3.9 KiB
C++
#pragma once
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#include "../demod.h"
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#include <dsp/channel/frequency_xlator.h>
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#include <dsp/convert/complex_to_real.h>
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#include <dsp/convert/mono_to_stereo.h>
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#include <dsp/loop/agc.h>
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namespace demod {
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class CW : public Demodulator {
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public:
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CW() {}
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CW(std::string name, ConfigManager* config, dsp::stream<dsp::complex_t>* input, double bandwidth, EventHandler<dsp::stream<dsp::stereo_t>*> outputChangeHandler, EventHandler<float> afbwChangeHandler, double audioSR) {
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init(name, config, input, bandwidth, outputChangeHandler, afbwChangeHandler, audioSR);
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}
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~CW() {
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stop();
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}
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void init(std::string name, ConfigManager* config, dsp::stream<dsp::complex_t>* input, double bandwidth, EventHandler<dsp::stream<dsp::stereo_t>*> outputChangeHandler, EventHandler<float> afbwChangeHandler, double audioSR) {
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this->name = name;
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this->_config = config;
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this->_bandwidth = bandwidth;
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this->afbwChangeHandler = afbwChangeHandler;
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// Load config
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config->acquire();
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if (config->conf[name][getName()].contains("tone")) {
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tone = config->conf[name][getName()]["tone"];
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}
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config->release();
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// Define structure
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xlator.init(input, tone, getIFSampleRate());
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c2r.init(&xlator.out);
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agc.init(&c2r.out, 1.0, 24.0 / getIFSampleRate(), 10e6, 10.0);
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m2s.init(&agc.out);
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}
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void start() {
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xlator.start();
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c2r.start();
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agc.start();
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m2s.start();
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}
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void stop() {
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xlator.stop();
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c2r.stop();
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agc.stop();
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m2s.stop();
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}
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void showMenu() {
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ImGui::LeftLabel("Tone Frequency");
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ImGui::FillWidth();
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if (ImGui::InputInt(("Stereo##_radio_cw_tone_" + name).c_str(), &tone, 10, 100)) {
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tone = std::clamp<int>(tone, 250, 1250);
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xlator.setOffset(tone, getIFSampleRate());
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afbwChangeHandler.handler(getAFBandwidth(_bandwidth), afbwChangeHandler.ctx);
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_config->acquire();
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_config->conf[name][getName()]["tone"] = tone;
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_config->release(true);
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}
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}
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void setBandwidth(double bandwidth) { _bandwidth = bandwidth; }
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void setInput(dsp::stream<dsp::complex_t>* input) {
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xlator.setInput(input);
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}
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void AFSampRateChanged(double newSR) {}
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// ============= INFO =============
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const char* getName() { return "CW"; }
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double getIFSampleRate() { return 3000.0; }
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double getAFSampleRate() { return getIFSampleRate(); }
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double getDefaultBandwidth() { return 500.0; }
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double getMinBandwidth() { return 50.0; }
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double getMaxBandwidth() { return 500.0; }
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bool getBandwidthLocked() { return false; }
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double getMaxAFBandwidth() { return getIFSampleRate() / 2.0; }
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double getDefaultSnapInterval() { return 10.0; }
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int getVFOReference() { return ImGui::WaterfallVFO::REF_CENTER; }
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bool getDeempAllowed() { return false; }
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bool getPostProcEnabled() { return true; }
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int getDefaultDeemphasisMode() { return DEEMP_MODE_NONE; }
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double getAFBandwidth(double bandwidth) { return (bandwidth / 2.0) + (float)tone; }
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bool getDynamicAFBandwidth() { return true; }
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bool getFMIFNRAllowed() { return false; }
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bool getNBAllowed() { return false; }
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dsp::stream<dsp::stereo_t>* getOutput() { return &m2s.out; }
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private:
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ConfigManager* _config = NULL;
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dsp::channel::FrequencyXlator xlator;
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dsp::convert::ComplexToReal c2r;
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dsp::loop::AGC<float> agc;
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dsp::convert::MonoToStereo m2s;
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std::string name;
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int tone = 800;
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double _bandwidth;
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EventHandler<float> afbwChangeHandler;
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};
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} |