// white vector normalized, so:
// Kg = 1 - Kr - Kb
-#define BT601_Kr 0.299
-#define BT601_Kb 0.114
+#define BT601_NTSC_Kr 0.299
+#define BT601_NTSC_Kb 0.114
+
+#define BT601_PAL_Kr 0.299
+#define BT601_PAL_Kb 0.114
#define BT709_Kr 0.2126
#define BT709_Kb 0.0722