Decision on whether to use pitch is now taken only based on energy in the
first three bands (instead of total MDCT window energy)
diff --git a/libcelt/arch.h b/libcelt/arch.h
index f52fb12..0e41cce 100644
--- a/libcelt/arch.h
+++ b/libcelt/arch.h
@@ -80,6 +80,7 @@
 
 #define ENER_SCALING 16384.f
 #define ENER_SCALING_1 (1.f/16384.f)
+#define ENER_SHIFT 14
 
 #define PGAIN_SCALING 32768.f
 #define PGAIN_SCALING_1 (1.f/32768.f)