1 files changed, 7 insertions, 3 deletions
diff --git a/include/lib/png.h b/include/lib/png.h
index e7943c2..ddc1db3 100644
--- a/include/lib/png.h
+++ b/include/lib/png.h
@@ -4,10 +4,14 @@
 #include <stdint.h>
 #include <sys/types.h>
 
+#define PixelChannel_t uint8_t
+#define PixelSize_t uint8_t
+#define PixelDepth_t uint8_t
+
 struct pixel_t {
-  uint8_t red;
-  uint8_t green;
-  uint8_t blue;
+  PixelChannel_t red;
+  PixelChannel_t green;
+  PixelChannel_t blue;
 };
 
 struct bitmap_t {