Convert to piecewise function

GitOrigin-RevId: 3cc095ab6a035d2e36d06142e59aa4a248c1af2d
Change-Id: Ia89beddecbbc1d6f8d22934c532b0ba609c6426f

code/mkiccp.py

diff --git a/code/mkiccp.py b/code/mkiccp.py
index 226fe0a..96efcc3 100755
--- a/code/mkiccp.py
+++ b/code/mkiccp.py
@@ -57,6 +57,8 @@
     if "rXYZ" in kwargs or "gXYZ" in kwargs or "bXYZ" in kwargs:
         prof.rgb()
         prof.addTags(rTRC=2.2, gTRC=2.2, bTRC=2.2)
+    if "kTRC" in kwargs:
+        kwargs["kTRC"] = piecewise_trc(kwargs["kTRC"])
     prof.addTags(**kwargs)
     prof.write(out)