-int GetNRZpskClock(const char *str, int peak, int verbose);
-void setGraphBuf(uint8_t *buff,int size);
+int GetPskClock(const char *str, int peak, int verbose);
+int GetNrzClock(const char *str, int peak, int verbose);
+void setGraphBuf(uint8_t *buff, size_t size);
+
+bool HasGraphData();
+void DetectHighLowInGraph(int *high, int *low, bool addFuzz);