add ryfi decoder module

decoder_modules/ryfi_decoder/src/ryfi/receiver.h

@@ -0,0 +1,69 @@
+#pragma once
+#include "utils/new_event.h"
+#include "dsp/demod/psk.h"
+#include "dsp/routing/doubler.h"
+#include "packet.h"
+#include "frame.h"
+#include "rs_codec.h"
+#include "conv_codec.h"
+#include "framing.h"
+#include <mutex>
+
+namespace ryfi {
+    class Receiver {
+    public:
+        Receiver();
+
+        /**
+         * Create a transmitter.
+         * @param in Baseband input.
+         * @param baudrate Baudrate to use over the air.
+         * @param samplerate Samplerate of the baseband.
+        */
+        Receiver(dsp::stream<dsp::complex_t>* in, double baudrate, double samplerate);
+
+        /**
+         * Create a transmitter.
+         * @param in Baseband input.
+         * @param baudrate Baudrate to use over the air.
+         * @param samplerate Samplerate of the baseband.
+        */
+        void init(dsp::stream<dsp::complex_t>* in, double baudrate, double samplerate);
+
+        /**
+         * Set the input stream.
+         * @param in Baseband input.
+        */
+        void setInput(dsp::stream<dsp::complex_t>* in);
+
+        // Destructor
+        ~Receiver();
+
+        /**
+         * Start the transmitter's DSP.
+        */
+        void start();
+
+        /**
+         * Stop the transmitter's DSP.
+        */
+        void stop();
+        
+        dsp::stream<dsp::complex_t>* softOut;
+
+        NewEvent<Packet> onPacket;
+
+    private:
+        void worker();
+
+        // DSP
+        dsp::demod::PSK<4> demod;
+        dsp::routing::Doubler<dsp::complex_t> doubler;
+        Deframer deframer;
+        ConvDecoder conv;
+        RSDecoder rs;
+
+        bool running = false;
+        std::thread workerThread;
+    };
+}