{"id":24078,"url":"https://patchwork.libcamera.org/api/1.1/patches/24078/?format=json","web_url":"https://patchwork.libcamera.org/patch/24078/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/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":"<20250808141315.413839-8-stefan.klug@ideasonboard.com>","date":"2025-08-08T14:12:45","name":"[v2,07/16] libipa: agc_mean_luminance: Configure the exposure mode helpers","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"b6c8b1066d3fea69eeadc33d3ca52b6ac434b06f","submitter":{"id":184,"url":"https://patchwork.libcamera.org/api/1.1/people/184/?format=json","name":"Stefan Klug","email":"stefan.klug@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/24078/mbox/","series":[{"id":5364,"url":"https://patchwork.libcamera.org/api/1.1/series/5364/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5364","date":"2025-08-08T14:12:38","name":"Implement WDR algorithm","version":2,"mbox":"https://patchwork.libcamera.org/series/5364/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/24078/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/24078/checks/","tags":{},"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 40A53BDCC1\n\tfor ;\n\tFri, 8 Aug 2025 14:14:05 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id EF90669227;\n\tFri, 8 Aug 2025 16:14:04 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 7467269221\n\tfor ;\n\tFri, 8 Aug 2025 16:14:03 +0200 (CEST)","from ideasonboard.com (unknown\n\t[IPv6:2a00:6020:448c:6c00:3ea1:35ac:90da:a221])\n\tby perceval.ideasonboard.com (Postfix) with UTF8SMTPSA id 822B3208E; \n\tFri, 8 Aug 2025 16:13:13 +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=\"XrG2rMgV\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1754662393;\n\tbh=kgAL0wYC4ybpEhOj80FIQaZ838qoD/KbaGZkQmdfubY=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=XrG2rMgVaLo2jx/pNVVnFmCHhe7otZ+jq6jcWJufIA79wIJa07X78b6Bg5C2SeUJS\n\tKu3OIHJpVHijv3UUvP8wqv/nB3BpUja7pInVOwJKN2saUTv0Q/7jcOJ14b1KGKb1WE\n\tt5GmrZNKG32zAE7ZunCR0/QEkO5sgkf5PAmCWS/M=","From":"Stefan Klug ","To":"libcamera-devel@lists.libcamera.org","Cc":"Stefan Klug ","Subject":"[PATCH v2 07/16] libipa: agc_mean_luminance: Configure the exposure\n\tmode helpers","Date":"Fri, 8 Aug 2025 16:12:45 +0200","Message-ID":"<20250808141315.413839-8-stefan.klug@ideasonboard.com>","X-Mailer":"git-send-email 2.48.1","In-Reply-To":"<20250808141315.413839-1-stefan.klug@ideasonboard.com>","References":"<20250808141315.413839-1-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":"","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":"Add a function to configure the exposure mode helpers with the line\nlength and sensor helper to take quantization effects into account.\n\nSigned-off-by: Stefan Klug \n---\n src/ipa/libipa/agc_mean_luminance.cpp | 15 +++++++++++++++\n src/ipa/libipa/agc_mean_luminance.h | 1 +\n 2 files changed, 16 insertions(+)","diff":"diff --git a/src/ipa/libipa/agc_mean_luminance.cpp b/src/ipa/libipa/agc_mean_luminance.cpp\nindex ff96a381ffce..58c4dfc9add2 100644\n--- a/src/ipa/libipa/agc_mean_luminance.cpp\n+++ b/src/ipa/libipa/agc_mean_luminance.cpp\n@@ -311,6 +311,21 @@ int AgcMeanLuminance::parseExposureModes(const YamlObject &tuningData)\n \treturn 0;\n }\n \n+/**\n+ * \\brief Configure the exposure mode helpers\n+ * \\param[in] lineLength The sensor line length\n+ * \\param[in] sensorHelper The sensor helper\n+ *\n+ * This function configures the exposure mode helpers so they can correctly\n+ * take quantization effects into account.\n+ */\n+void AgcMeanLuminance::configure(utils::Duration lineLength,\n+\t\t\t\t const CameraSensorHelper *sensorHelper)\n+{\n+\tfor (auto &[id, helper] : exposureModeHelpers_)\n+\t\thelper->configure(lineLength, sensorHelper);\n+}\n+\n /**\n * \\brief Parse tuning data for AeConstraintMode and AeExposureMode controls\n * \\param[in] tuningData the YamlObject representing the tuning data\ndiff --git a/src/ipa/libipa/agc_mean_luminance.h b/src/ipa/libipa/agc_mean_luminance.h\nindex cad7ef845487..a7c7e006af42 100644\n--- a/src/ipa/libipa/agc_mean_luminance.h\n+++ b/src/ipa/libipa/agc_mean_luminance.h\n@@ -42,6 +42,7 @@ public:\n \t\tdouble yTarget;\n \t};\n \n+\tvoid configure(utils::Duration lineLength, const CameraSensorHelper *sensorHelper);\n \tint parseTuningData(const YamlObject &tuningData);\n \n \tvoid setExposureCompensation(double gain)\n","prefixes":["v2","07/16"]}