Added basic RDS support, no error correction yet

core/src/dsp/digital/binary_slicer.h

@@ -0,0 +1,31 @@
+#pragma once
+#include "../processor.h"
+
+namespace dsp::digital {
+    class BinarySlicer : public Processor<float, uint8_t> {
+        using base_type = Processor<float, uint8_t>;
+    public:
+        BinarySlicer() {}
+
+        BinarySlicer(stream<float> *in) { base_type::init(in); }
+
+        static inline int process(int count, const float* in, uint8_t* out) {
+            // TODO: Switch to volk
+            for (int i = 0; i < count; i++) {
+                out[i] = in[i] > 0.0f;
+            }
+            return count;
+        }
+
+        int run() {
+            int count = base_type::_in->read();
+            if (count < 0) { return -1; }
+
+            process(count, base_type::_in->readBuf, base_type::out.writeBuf);
+
+            base_type::_in->flush();
+            if (!base_type::out.swap(count)) { return -1; }
+            return count;
+        }
+    };
+}