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{ "id": 21683, "url": "https://patchwork.libcamera.org/api/patches/21683/?format=api", "web_url": "https://patchwork.libcamera.org/patch/21683/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20241018145856.914816-3-stefan.klug@ideasonboard.com>", "date": "2024-10-18T14:58:36", "name": "[v2,2/4] ipa: rkisp1: algorithms: awb: Check for correct stats type", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "325ce0bfe42a1080492aea9d4a14a8e67628babf", "submitter": { "id": 184, "url": "https://patchwork.libcamera.org/api/people/184/?format=api", "name": "Stefan Klug", "email": "stefan.klug@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/21683/mbox/", "series": [ { "id": 4720, "url": "https://patchwork.libcamera.org/api/series/4720/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4720", "date": "2024-10-18T14:58:34", "name": "A few small fixes", "version": 2, "mbox": "https://patchwork.libcamera.org/series/4720/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/21683/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/21683/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "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 2E21FC32AF\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 18 Oct 2024 14:59:10 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id ABA4865392;\n\tFri, 18 Oct 2024 16:59:09 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 19AAD65380\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 18 Oct 2024 16:59:06 +0200 (CEST)", "from ideasonboard.com (unknown\n\t[IPv6:2a00:6020:448c:6c00:77a0:ddb9:22bf:b8d9])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 577F0514;\n\tFri, 18 Oct 2024 16:57:22 +0200 (CEST)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"v4dISG13\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1729263442;\n\tbh=LD4DuJ/6OyOUD5YI6mCOv5dMbFgAwTUCvVsjo2adkpI=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=v4dISG139IGjfDUSJz9JvroUhRp+3HEiFJLNWDCpXYBXQuPGXkRv/BrAkDH2fS2AD\n\tGU8dyqRSPGu9lAbe4QKlBKGQsQO2Aegh5kyoaNd+gWZilRctZSBaHKbmXfs3hC7Ma/\n\tl4PqUeLuxM3GxWFr/gRtmHJc3F/qIUcL843bj1PM=", "From": "Stefan Klug <stefan.klug@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Stefan Klug <stefan.klug@ideasonboard.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>,\n\tLaurent Pinchart <laurent.pinchart@ideasonboard.com>,\n\tPaul Elder <paul.elder@ideasonboard.com>", "Subject": "[PATCH v2 2/4] ipa: rkisp1: algorithms: awb: Check for correct stats\n\ttype", "Date": "Fri, 18 Oct 2024 16:58:36 +0200", "Message-ID": "<20241018145856.914816-3-stefan.klug@ideasonboard.com>", "X-Mailer": "git-send-email 2.43.0", "In-Reply-To": "<20241018145856.914816-1-stefan.klug@ideasonboard.com>", "References": "<20241018145856.914816-1-stefan.klug@ideasonboard.com>", "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": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Sometimes the ISP produces statistics only with a subset of statistic\ntypes being valid. It doesn't happen normally, but was observed in the\nwild. Check for the RKISP1_CIF_ISP_STAT_AWB bit to prevent using invalid\nor outdated data. As it doesn't happen regularly add an error message to\nget notified when it happens.\n\nSigned-off-by: Stefan Klug <stefan.klug@ideasonboard.com>\nReviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nReviewed-by: Paul Elder <paul.elder@ideasonboard.com>\n\n---\nChanges in v2:\n- Added error message\n- Made condition more readable\n- Collected tags\n---\n src/ipa/rkisp1/algorithms/awb.cpp | 10 +++++++---\n 1 file changed, 7 insertions(+), 3 deletions(-)", "diff": "diff --git a/src/ipa/rkisp1/algorithms/awb.cpp b/src/ipa/rkisp1/algorithms/awb.cpp\nindex 955a9ff4a897..b3c00bef9b7e 100644\n--- a/src/ipa/rkisp1/algorithms/awb.cpp\n+++ b/src/ipa/rkisp1/algorithms/awb.cpp\n@@ -215,6 +215,12 @@ void Awb::process(IPAContext &context,\n \t\t\tstatic_cast<float>(frameContext.awb.gains.red),\n \t\t\tstatic_cast<float>(frameContext.awb.gains.blue)\n \t\t});\n+\tmetadata.set(controls::ColourTemperature, activeState.awb.temperatureK);\n+\n+\tif (!stats || !(stats->meas_type & RKISP1_CIF_ISP_STAT_AWB)) {\n+\t\tLOG(RkISP1Awb, Error) << \"AWB data is missing in statistics\";\n+\t\treturn;\n+\t}\n \n \tif (rgbMode_) {\n \t\tgreenMean = awb->awb_mean[0].mean_y_or_g;\n@@ -270,10 +276,8 @@ void Awb::process(IPAContext &context,\n \t * meaningfully calculate gains. Freeze the algorithm in that case.\n \t */\n \tif (redMean < kMeanMinThreshold && greenMean < kMeanMinThreshold &&\n-\t blueMean < kMeanMinThreshold) {\n-\t\tmetadata.set(controls::ColourTemperature, activeState.awb.temperatureK);\n+\t blueMean < kMeanMinThreshold)\n \t\treturn;\n-\t}\n \n \tactiveState.awb.temperatureK = estimateCCT(redMean, greenMean, blueMean);\n \n", "prefixes": [ "v2", "2/4" ] }