initial commit

util/audio_math.h

@@ -0,0 +1,11 @@
+#include <math.h>
+
+namespace trnr::lib::util {
+	static inline double lin_2_db(double lin) {
+		return 20 * log(lin);
+	}
+
+	static inline double db_2_lin(double db) {
+		return pow(10, db/20);
+	}
+}