[{"id":37505,"web_url":"https://patchwork.libcamera.org/comment/37505/","msgid":"","date":"2026-01-07T09:50:24","subject":"Re: [PATCH v4 0/4] Raspberry Pi AWB using neural networks","submitter":{"id":42,"url":"https://patchwork.libcamera.org/api/people/42/","name":"David Plowman","email":"david.plowman@raspberrypi.com"},"content":"Hi everyone\n\nJust wondering if we're in a position to merge the neural network AWB\npatch set? I think it has all the reviews now...\n\nThanks!\nDavid\n\nOn Tue, 16 Dec 2025 at 16:44, David Plowman\n wrote:\n>\n> Hi again\n>\n> Here's v4 of this set. The only changes are to fix merge conflicts,\n> which were exclusively in the tuning files, as far as I could tell. So\n> I think it's all good now, but please let me know if there's anything\n> I've missed!\n>\n> Thanks\n> David\n>\n> Peter Bailey (4):\n> ipa: rpi: controller: awb: Separate Bayesian AWB into AwbBayes\n> ipa: rpi: controller: awb: Add Neural Network AWB\n> ipa: rpi: controller: Ignore algorithms that are not enabled\n> ipa: rpi: pisp: vc4: Update tuning files for new AWB\n>\n> meson_options.txt | 5 +\n> src/ipa/rpi/controller/controller.cpp | 18 +\n> src/ipa/rpi/controller/meson.build | 10 +\n> src/ipa/rpi/controller/rpi/awb.cpp | 409 ++---------------\n> src/ipa/rpi/controller/rpi/awb.h | 99 ++--\n> src/ipa/rpi/controller/rpi/awb_bayes.cpp | 444 ++++++++++++++++++\n> src/ipa/rpi/controller/rpi/awb_nn.cpp | 446 +++++++++++++++++++\n> src/ipa/rpi/pisp/data/imx219.json | 65 +++\n> src/ipa/rpi/pisp/data/imx296.json | 64 +++\n> src/ipa/rpi/pisp/data/imx296_16mm.json | 64 +++\n> src/ipa/rpi/pisp/data/imx296_6mm.json | 64 +++\n> src/ipa/rpi/pisp/data/imx477.json | 65 +++\n> src/ipa/rpi/pisp/data/imx477_16mm.json | 65 +++\n> src/ipa/rpi/pisp/data/imx477_6mm.json | 65 +++\n> src/ipa/rpi/pisp/data/imx477_scientific.json | 79 ++++\n> src/ipa/rpi/pisp/data/imx708.json | 64 +++\n> src/ipa/rpi/pisp/data/imx708_wide.json | 64 +++\n> src/ipa/rpi/pisp/data/ov5647.json | 65 +++\n> src/ipa/rpi/vc4/data/imx219.json | 66 +++\n> src/ipa/rpi/vc4/data/imx296.json | 66 +++\n> src/ipa/rpi/vc4/data/imx477.json | 71 +++\n> src/ipa/rpi/vc4/data/imx708.json | 74 +++\n> src/ipa/rpi/vc4/data/imx708_wide.json | 64 +++\n> src/ipa/rpi/vc4/data/ov5647.json | 66 +++\n> 24 files changed, 2142 insertions(+), 420 deletions(-)\n> create mode 100644 src/ipa/rpi/controller/rpi/awb_bayes.cpp\n> create mode 100644 src/ipa/rpi/controller/rpi/awb_nn.cpp\n>\n> --\n> 2.47.3\n>","headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id ABF79BE08B\n\tfor ;\n\tWed, 7 Jan 2026 09:50:39 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 64F4061FBB;\n\tWed, 7 Jan 2026 10:50:38 +0100 (CET)","from mail-qt1-x835.google.com (mail-qt1-x835.google.com\n\t[IPv6:2607:f8b0:4864:20::835])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id D760B61F61\n\tfor ;\n\tWed, 7 Jan 2026 10:50:36 +0100 (CET)","by mail-qt1-x835.google.com with SMTP id\n\td75a77b69052e-4ee0ce50b95so5716681cf.0\n\tfor ;\n\tWed, 07 Jan 2026 01:50:36 -0800 (PST)"],"Authentication-Results":"lancelot.ideasonboard.com; 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