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{ "id": 27294, "url": "https://patchwork.libcamera.org/api/1.1/patches/27294/?format=api", "web_url": "https://patchwork.libcamera.org/patch/27294/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/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": "<20260708-libipa-algorithms-v4-28-f0e99f035294@ideasonboard.com>", "date": "2026-07-08T09:25:15", "name": "[v4,28/35] ipa: libipa: lsc: Document LscDescriptor::sensorSize usage", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "f2fd6853fad3ab1b5bc7f2e5dda4dce9df35efee", "submitter": { "id": 143, "url": "https://patchwork.libcamera.org/api/1.1/people/143/?format=api", "name": "Jacopo Mondi", "email": "jacopo.mondi@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/27294/mbox/", "series": [ { "id": 6046, "url": "https://patchwork.libcamera.org/api/1.1/series/6046/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=6046", "date": "2026-07-08T09:24:47", "name": "ipa: libipa: Introduce libipa algorithms", "version": 4, "mbox": "https://patchwork.libcamera.org/series/6046/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/27294/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/27294/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 7B4F8C333B\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 8 Jul 2026 09:25:42 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 1E8E5660E8;\n\tWed, 8 Jul 2026 11:25:42 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id ADA4B660AB\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 8 Jul 2026 11:25:13 +0200 (CEST)", "from [192.168.1.182] (93-46-82-201.ip106.fastwebnet.it\n\t[93.46.82.201])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 078053FC2;\n\tWed, 8 Jul 2026 11:24:23 +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=\"fCdZA9/T\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1783502664;\n\tbh=l3IWqtX/3k/0xTkpngmJmTTxrkKv+Uf3ZsubdNM+OxY=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n\tb=fCdZA9/T18Pauuiuw+bDp6QlL4C/XvTmgbCOwHGhJeD9w8ArPdVFXj9Mnyyo/y7yf\n\t2hpnSrqtV1nbMPr56BZGWDUw9SoKVueHKE52VL7oVVx57ZZ2KRzqoN8CP16O/w6Epu\n\tg/k8OX/VUr6empVouYS8SDWrekOtmYF1INmSM4MM=", "From": "Jacopo Mondi <jacopo.mondi@ideasonboard.com>", "Date": "Wed, 08 Jul 2026 11:25:15 +0200", "Subject": "[PATCH v4 28/35] ipa: libipa: lsc: Document\n\tLscDescriptor::sensorSize usage", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260708-libipa-algorithms-v4-28-f0e99f035294@ideasonboard.com>", "References": "<20260708-libipa-algorithms-v4-0-f0e99f035294@ideasonboard.com>", "In-Reply-To": "<20260708-libipa-algorithms-v4-0-f0e99f035294@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org, \n\tStefan Klug <stefan.klug@ideasonboard.com>", "Cc": "Jacopo Mondi <jacopo.mondi@ideasonboard.com>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=966;\n\ti=jacopo.mondi@ideasonboard.com; h=from:subject:message-id;\n\tbh=l3IWqtX/3k/0xTkpngmJmTTxrkKv+Uf3ZsubdNM+OxY=;\n\tb=owEBbQKS/ZANAwAKAXI0Bo8WoVY8AcsmYgBqThdvOi/6kYD2C4jdWCco9TXczXBCO4FDDcXWt\n\tZvqZHgfLNeJAjMEAAEKAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCak4XbwAKCRByNAaPFqFW\n\tPJtBD/4gk+FRscxrMjYfNJY57wLjyLZ8uU82SBsRtiz8kt7llbf891TKWT0nMoG15H6Z6EJjl31\n\t1ttVzQJCTGu1lFxBHoYVF76oCphQrrd+N0Yr72QA8yhN4ER9AyKUq5Jf/lTZhKgeo2qitQZAYiA\n\tl5RlQmZ7Hq95W0YuDU3iJWeDNSelqgyD7cDj/Ihvfrzy/8cofKhRJxNvTkmkWDoj775hW/oiK//\n\tDbD0N7yKOJBxa6wkeMjeTzh5DHX5+kTaIi6HbN4R7ZTXTqkeZGX9BwtJ0gm7mF8I3D2ja+EM1pl\n\tvoGnmDAeiN/6cicINQM7uX7WEmpGQQmjWqvUlU9aFp5IXyDErfX9HJMiIYWJ9XXFv4PR9gc08nu\n\tNdLTqs4/JuUNxOvlym9lgkx1+NFmnvdFx3mPNGtMqzdHlGi2363z47tzvRJYNi0RYA1+VBeUI7M\n\t6LiC9sa/MHodzktJNa2drL4AV0j/ImitahDpKJ0uryS3lrQFRwDQrnzjMQ5nmVdXhBxm8UeP69c\n\tDqtNnsRJN/wXu00eMn9DpRT4kwk+LzQZ8pBDGInKV74uJi5qv0PWY16tGDUTqcYBQdGS7svUxL1\n\tr+l/R7J+5g/2mUGaUMuMiwK0L9vjOyWCelmVnzcR24LfmX+fKYYkprOKRadiboSjNwJNbU02RoV\n\tdk0KzgkoY/Yp1ww==", "X-Developer-Key": "i=jacopo.mondi@ideasonboard.com; a=openpgp;\n\tfpr=72392EDC88144A65C701EA9BA5826A2587AD026B", "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": "Now that sensorSize_ has been removed from LscPolynomial and is\npassed to the Lsc algorithm through LscDescriptor document its intended\npurpose.\n\nSigned-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>\n---\n src/ipa/libipa/lsc.cpp | 4 ++++\n 1 file changed, 4 insertions(+)", "diff": "diff --git a/src/ipa/libipa/lsc.cpp b/src/ipa/libipa/lsc.cpp\nindex 1d2f8eb1b41b..13b1b738106b 100644\n--- a/src/ipa/libipa/lsc.cpp\n+++ b/src/ipa/libipa/lsc.cpp\n@@ -179,6 +179,10 @@ namespace lsc {\n * k4: 0.0\n * \\endcode\n *\n+ * The LSC tables or the polynomial definition are generated at tuning time\n+ * using an image of known resolution which needs to be specified in\n+ * LscDescriptor::sensorSize.\n+ *\n * At LscAlgorithm::configure() time the LSC tables are re-sampled on the\n * sensor's crop rectangle in use to adapt them to the configuration in use for\n * a streaming session. Polynomial LSC tables support re-sampling and can be\n", "prefixes": [ "v4", "28/35" ] }