libtuning: Add initial AWB module

This AWB module uses the awb function from Raspberry Pi to calculate the
needed white balance gains per colour temperature. It stores these gains
in the tuning file.

Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/utils/tuning/libtuning/modules/awb/rkisp1.py b/utils/tuning/libtuning/modules/awb/rkisp1.py
new file mode 100644
index 00000000..0c95843b
--- /dev/null
+++ b/utils/tuning/libtuning/modules/awb/rkisp1.py
@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright (C) 2024, Ideas On Board
+#
+# AWB module for tuning rkisp1
+
+from .awb import AWB
+
+import libtuning as lt
+
+
+class AWBRkISP1(AWB):
+    hr_name = 'AWB (RkISP1)'
+    out_name = 'Awb'
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    def validate_config(self, config: dict) -> bool:
+        return True
+
+    def process(self, config: dict, images: list, outputs: dict) -> dict:
+        output = {}
+
+        output['colourGains'] = self.do_calculation(images)
+
+        return output