Testing suite

1 files changed, 2 insertions, 2 deletions

diff --git a/include/lib/color.h b/include/lib/color.h
index 5e7128b..1bc9393 100644
--- a/include/lib/color.h
+++ b/include/lib/color.h
@@ -7,11 +7,11 @@
 
 // Color Equal to Background
 // Background: zeros in RGB, alpha can be whatever
-bool_t color_zero(uint8_t* color1, size_t channels);
+bool_t color_zero(const uint8_t* color1, size_t channels);
 
 // Color Equality
 // Determine if two colors are identical
-bool_t color_equal(uint8_t* color1, uint8_t* color2, size_t channels);
+bool_t color_equal(const uint8_t* color1, const uint8_t* color2, size_t channels);
 
 // Print out the `channels` length color vector
 void print_color(uint8_t* color, size_t channels);