Switch old radio module to new radio module

decoder_modules/radio/src/demodulators/nfm.h

@@ -0,0 +1,72 @@
+#pragma once
+#include "../demod.h"
+#include <dsp/demodulator.h>
+#include <dsp/filter.h>
+
+namespace demod {
+    class NFM : public Demodulator {
+    public:
+        NFM() {}
+    
+        NFM(std::string name, ConfigManager* config, dsp::stream<dsp::complex_t>* input, double bandwidth, EventHandler<dsp::stream<dsp::stereo_t>*> outputChangeHandler, double audioSR) {
+            init(name, config, input, bandwidth, outputChangeHandler, audioSR);
+        }
+
+        ~NFM() {
+            stop();
+        }
+
+        void init(std::string name, ConfigManager* config, dsp::stream<dsp::complex_t>* input, double bandwidth, EventHandler<dsp::stream<dsp::stereo_t>*> outputChangeHandler, double audioSR) {
+            this->name = name;
+            this->outputChangeHandler = outputChangeHandler;
+
+            // Define structure
+            demod.init(input, getIFSampleRate(), bandwidth / 2.0f);
+        }
+
+        void start() {
+            demod.start();
+        }
+
+        void stop() {
+            demod.stop();
+        }
+
+        void showMenu() {}
+
+        void setBandwidth(double bandwidth) {
+            demod.setDeviation(bandwidth / 2.0f);
+        }
+
+        void setInput(dsp::stream<dsp::complex_t>* input) {
+            demod.setInput(input);
+        }
+
+        void AFSampRateChanged(double newSR) {}
+
+        // ============= INFO =============
+
+        const char* getName()                   { return "FM"; }
+        double getIFSampleRate()                { return 50000.0; }
+        double getAFSampleRate()                { return getIFSampleRate(); }
+        double getDefaultBandwidth()            { return 12500.0; }
+        double getMinBandwidth()                { return 1000.0; }
+        double getMaxBandwidth()                { return getIFSampleRate(); }
+        bool getBandwidthLocked()               { return false; }
+        double getMaxAFBandwidth()              { return getIFSampleRate() / 2.0; }
+        double getDefaultSnapInterval()         { return 2500.0; }
+        int getVFOReference()                   { return ImGui::WaterfallVFO::REF_CENTER; }
+        bool getDeempAllowed()                  { return true; }
+        bool getPostProcEnabled()               { return true; }
+        int getDefaultDeemphasisMode()          { return DEEMP_MODE_NONE; }
+        double getAFBandwidth(double bandwidth) { return bandwidth / 2.0; }
+        bool getDynamicAFBandwidth()            { return true; }
+        dsp::stream<dsp::stereo_t>* getOutput() { return &demod.out; }
+
+    private:
+        dsp::FMDemod demod;
+
+        std::string name;
+        EventHandler<dsp::stream<dsp::stereo_t>*> outputChangeHandler;
+    };
+}