[babl] Add CIE Lab alpha u16 format

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 394c004f165ca5906cdeccfbfd207af0c511d394
Author: Tomasz Golinski <tomaszg math uwb edu pl>
Date:   Mon Oct 25 21:58:08 2021 +0200

    Add CIE Lab alpha u16 format

 extensions/CIE.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/extensions/CIE.c b/extensions/CIE.c
index d2a517947..abb319f1d 100644
--- a/extensions/CIE.c
+++ b/extensions/CIE.c
@@ -3002,6 +3002,20 @@ formats (void)
     babl_component ("CIE b"),
     NULL);
 
+  babl_format_new (
+    "name", "CIE Lab alpha u16",
+    babl_model ("CIE Lab alpha"),
+
+    babl_type ("CIE u16 L"),
+    babl_component ("CIE L"),
+    babl_type ("CIE u16 ab"),
+    babl_component ("CIE a"),
+    babl_type ("CIE u16 ab"),
+    babl_component ("CIE b"),
+    babl_type ("u16"),
+    babl_component ("A"),
+    NULL);
+
   babl_format_new (
     "name", "CIE xyY float",
     babl_model ("CIE xyY"),