From dc447843b9faed8c61b8e9d8b4078282eef76b9f Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Date: Thu, 7 Nov 2024 11:40:54 +0200
Subject: [PATCH] WIP: add XV15

---
 pixutils/formats/pixelformats.py | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/pixutils/formats/pixelformats.py b/pixutils/formats/pixelformats.py
index 78d4d0a..1a3813e 100644
--- a/pixutils/formats/pixelformats.py
+++ b/pixutils/formats/pixelformats.py
@@ -21,6 +21,9 @@ class PixelFormatPlaneInfo(NamedTuple):
     bytespergroup: int
     # plane's lines in a group
     linespergroup: int
+    # subsampling
+    hsub: int
+    vsub: int
 
 
 class PixelFormat:
@@ -35,7 +38,13 @@ def __init__(self, name: str,
         self.packed = packed
         # pixel group size (width-in-pixels, height-in-lines)
         self.group_size = group_size
-        self.planes = [PixelFormatPlaneInfo(*p) for p in planes]
+
+        def adjust_p(p):
+            if len(p) == 2:
+                return (p[0], p[1], 1, 1)
+            return p
+
+        self.planes = [PixelFormatPlaneInfo(*adjust_p(p)) for p in planes]
 
     def __str__(self):
         return self.name
@@ -279,6 +288,15 @@ def get_formats():
         ( ( 4, 1 ), ),
     )
 
+    XV15 = PixelFormat('XV15',
+        'XV15', None,
+        PixelColorEncoding.YUV,
+        False,
+        ( 6, 2 ),
+        ( ( 8, 2, 1, 1, ),
+          ( 8, 1, 2, 2, ), ),
+    )
+
     # YUV 4:4:4
 
     VUY888 = PixelFormat('VUY888',