aboutsummaryrefslogtreecommitdiffstats
path: root/src/blind-chroma-key.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/blind-chroma-key.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/blind-chroma-key.c b/src/blind-chroma-key.c
index e7b1448..602457e 100644
--- a/src/blind-chroma-key.c
+++ b/src/blind-chroma-key.c
@@ -27,6 +27,7 @@ USAGE("key-stream")
z = z1 - keyxyza[6];\
a2 = keyxyza[7];\
variance2 = x * x + y * y + z * z;\
+ /* TODO add more formulae: https://en.wikipedia.org/wiki/Color_difference */\
if (a2 > a1) {\
a1 = 1 - a1;\
a2 = 1 - a2;\