From d97331b88ff3d50035b1e22c9d0eb671b61227e3 Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Wed, 15 Apr 2015 07:32:32 +0000
Subject: [PATCH] level adjustment for images

---
 src/utils.h |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/utils.h b/src/utils.h
index e233da8..578abc3 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -4,6 +4,9 @@
 #include <time.h>
 #include "list.h"
 
+char *basecfg(char *cfgfile);
+int alphanum_to_int(char c);
+char int_to_alphanum(int i);
 void read_all(int fd, char *buffer, size_t bytes);
 void write_all(int fd, char *buffer, size_t bytes);
 char *find_replace(char *str, char *orig, char *rep);
@@ -23,7 +26,7 @@
 void scale_array(float *a, int n, float s);
 void translate_array(float *a, int n, float s);
 int max_index(float *a, int n);
-float constrain(float a, float max);
+float constrain(float min, float max, float a);
 float mse_array(float *a, int n);
 float rand_normal();
 float rand_uniform();

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