extern int directionalThreshold(const int* in, int *out, size_t len, int8_t up, int8_t down);
extern void save_restoreGB(uint8_t saveOpt);
+#define GRAPH_SAVE 1
+#define GRAPH_RESTORE 0
#define MAX_DEMOD_BUF_LEN (1024*128)
extern uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
extern size_t DemodBufferLen;