From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Fri, 28 Apr 2006 11:47:35 +0000 (+0000)
Subject: Fix a possible segfault.
X-Git-Url: https://git.sesse.net/?p=pitch;a=commitdiff_plain;h=f4906bf100acb8c5875196b7c2306effdd6a091d;ds=inline

Fix a possible segfault.
---

diff --git a/Makefile b/Makefile
index b7cc597..5cbb2cc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-CXXFLAGS=-O2 -Wall
+CXXFLAGS=-g -Wall
 CPPFLAGS=
 
 all: pitch
diff --git a/pitch.cpp b/pitch.cpp
index 1c272f1..97238f5 100644
--- a/pitch.cpp
+++ b/pitch.cpp
@@ -234,6 +234,9 @@ std::pair<double, double> find_peak(double *in, unsigned num_samples)
 		}
 	}
 
+	if (best_bin == 0 || best_bin == num_samples / 2) {
+		return std::make_pair(-1.0, 0.0);
+	}
 	std::pair<double, double> peak = 
 		interpolate_peak(in[best_bin - 1],
 				 in[best_bin],