{"id":24725,"url":"https://patchwork.libcamera.org/api/covers/24725/?format=json","web_url":"https://patchwork.libcamera.org/cover/24725/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20251023115034.2207-1-david.plowman@raspberrypi.com>","date":"2025-10-23T11:49:12","name":"[v2,0/5] Fix and improve full image Y statistics","submitter":{"id":42,"url":"https://patchwork.libcamera.org/api/people/42/?format=json","name":"David Plowman","email":"david.plowman@raspberrypi.com"},"mbox":"https://patchwork.libcamera.org/cover/24725/mbox/","series":[{"id":5519,"url":"https://patchwork.libcamera.org/api/series/5519/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5519","date":"2025-10-23T11:49:12","name":"Fix and improve full image Y statistics","version":2,"mbox":"https://patchwork.libcamera.org/series/5519/mbox/"}],"comments":"https://patchwork.libcamera.org/api/covers/24725/comments/","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 11DF3BE080\n\tfor ;\n\tThu, 23 Oct 2025 11:50:43 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 77D41607C0;\n\tThu, 23 Oct 2025 13:50:41 +0200 (CEST)","from mail-wr1-x42d.google.com (mail-wr1-x42d.google.com\n\t[IPv6:2a00:1450:4864:20::42d])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B51EA606AF\n\tfor ;\n\tThu, 23 Oct 2025 13:50:39 +0200 (CEST)","by mail-wr1-x42d.google.com with SMTP id\n\tffacd0b85a97d-3ecde0be34eso1309857f8f.1\n\tfor ;\n\tThu, 23 Oct 2025 04:50:39 -0700 (PDT)","from davidp-pi.pitowers.org\n\t([2a00:1098:3142:1f:f75f:a9a5:3eb7:34d4])\n\tby smtp.gmail.com with ESMTPSA id\n\tffacd0b85a97d-4298b996aaasm1900760f8f.3.2025.10.23.04.50.37\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 23 Oct 2025 04:50:37 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (2048-bit key;\n\tunprotected) header.d=raspberrypi.com header.i=@raspberrypi.com\n\theader.b=\"Y/zDhPav\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=raspberrypi.com; s=google; t=1761220239; x=1761825039;\n\tdarn=lists.libcamera.org; \n\th=content-transfer-encoding:mime-version:message-id:date:subject:cc\n\t:to:from:from:to:cc:subject:date:message-id:reply-to;\n\tbh=a4Zppnuaa7QMuE9OgYyUwYtjlUdRJhreLVgMPFYB0T0=;\n\tb=Y/zDhPav0vpfJavnIrxIDUYycO3SOjHAPWoIzIqrSyMbuj+gMUxdS0l+5aa9z3OjNq\n\tem9ppS8CYJrFoJgtjWrBeCh416Mhc88IXi3kHuKbBNUMS3bkQcJgcEgtO4iX8pgap3DJ\n\tmPNUQjKVMBUviMJh6FLYAsVYsYZEIszrwQUCHtRQpuLB1TRIowcn8Fq2q0xE7r19nejy\n\tRoso/nDl/z84x6084kVEHAm2t78It8m3KuPyIqDL4dHi+IbpIwtVUjSs13LVy9zBRQNa\n\tJEfDsq/texWzR9EcaV6jQT+UrwGkXHW5TOI5PJII6Qaz6vu/g9wUX9pijuNRiUhulot+\n\t3jHA==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20230601; t=1761220239; x=1761825039;\n\th=content-transfer-encoding:mime-version:message-id:date:subject:cc\n\t:to:from:x-gm-message-state:from:to:cc:subject:date:message-id\n\t:reply-to;\n\tbh=a4Zppnuaa7QMuE9OgYyUwYtjlUdRJhreLVgMPFYB0T0=;\n\tb=cM6fYIRNdASaBwsVfwk4eVBOw2nCloyjvR4G80v9mm0vlCRotSIZSqsBsrMzmqcbsm\n\trlMgx0i6xeIgqwMYsm35PRRhT4w9bV5ooQEwKIR12lbWpzPyQe13lxqMkUEbJwmFquH1\n\tCDbHW2WBDihkbTV/F2gMNU9hlrvxwBMoTsybzK/YyXXejKxnv2LFH5sz0WHlT2OvezBc\n\t4r5YYrtAJB/F9ogm4TNWpvz8q4/BAGfQhIPE1wTrFqwMVIl5Jz3w1IaFH+CqHpAevReI\n\tyQjUfeUaeteA5OF/MVSZmcrRh0jccLnvqMToJSsiCt8PVbGQ5pHS1sjEDdHd8sXV3v5w\n\tThlg==","X-Gm-Message-State":"AOJu0YypHkjO97/eU0FY4zcQ9TqZ3TcBn9m6dvbsvNZ8SC/0O5i68wK2\n\t4uNFSU0bIr68V7n48YNb1dyQdxANHiXA3D+8G+1CsHaDWteNrjbBHXm84qm0Kuhre7RODCXaGfd\n\tVhhoMR2U=","X-Gm-Gg":"ASbGnctXvKMEtGn+V9Ww7m/+8NG55t9E4by17n0qdEy+UXz0zbBa3t7AA9z00GnHQP/\n\t0/UwfiXyjzqhU8ornTSz5SSRUR5R8DlScb6F65mlIMRKmiXUJOaEyTAXGLRpVs8PaMI+00FX3tm\n\tGgNWoFEwIB0eCzKw2Y2Yc0UqOVuOgxf4iDP9FcVVXEYAtnzV6oYXw+bYMEkJKyv8qpM2vHWvPPj\n\tIk4VAXw7NOtq3t87f00LzqymotDHLS5On8bEmOorxZz6H38stZ23VWXSoNCGEbSzzQZ4ItEfN0X\n\toGW4tuOcRdjjc0ASjuAekbX2iBJ+fFSnKjnn6JsSULU3pf7aWz+7r1scIk8AU/9QXl4M2SzJnYU\n\tWuxWdOI0GLMtlI1ZFY/58TR8QNL+FHRmcSMrBO6y7gYA3ciKdTMZFQZqyv5Ezv2NXhzn2heyVOh\n\tkgxgXDocQTO+YGtf4hfyl0njTe08pGb4gxbFGV3lDl9ie1OKIHLZnX5gVz8g0q7FmX+whR/p6eH\n\tiQOwBUhf4dmRnUpGl/2WyHHe/Pr","X-Google-Smtp-Source":"AGHT+IEjz8rORKlfqIxleCvVlqW0yUXuBuvjYd1h7ImIpnyjALzdIXZNSyXy5IckfjQs+CLwQsscpg==","X-Received":"by 2002:a05:6000:40dd:b0:427:548:6e3b with SMTP id\n\tffacd0b85a97d-42853264540mr5156569f8f.13.1761220238839; \n\tThu, 23 Oct 2025 04:50:38 -0700 (PDT)","From":"David Plowman ","To":"libcamera-devel@lists.libcamera.org","Cc":"David Plowman ","Subject":"[PATCH v2 0/5] Fix and improve full image Y statistics","Date":"Thu, 23 Oct 2025 12:49:12 +0100","Message-ID":"<20251023115034.2207-1-david.plowman@raspberrypi.com>","X-Mailer":"git-send-email 2.47.3","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Hi again\n\nHere's a version 2 - no changes apart from the tidy-up suggested by\nStefan for patch 4.\n\nThanks!\nDavid\n\nDavid Plowman (5):\n ipa: rpi: Fix the set function for floating statistics regions\n ipa: rpi: lux: Handle camera mode sensitivity correctly\n ipa: rpi: pisp: Use a floating region to get whole image Y statistics\n ipa: rpi: vc4: Use a floating statistics region for a full image Y sum\n ipa: rpi: lux: Use floating statistics region to obtain the current Y\n value\n\n src/ipa/rpi/controller/region_stats.h | 2 +-\n src/ipa/rpi/controller/rpi/lux.cpp | 24 +++++++++++++++++----\n src/ipa/rpi/controller/rpi/lux.h | 3 +++\n src/ipa/rpi/pisp/pisp.cpp | 8 ++++++-\n src/ipa/rpi/vc4/vc4.cpp | 31 +++++++++++++++++++++++++--\n 5 files changed, 60 insertions(+), 8 deletions(-)"}