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{ "id": 24762, "url": "https://patchwork.libcamera.org/api/patches/24762/?format=api", "web_url": "https://patchwork.libcamera.org/patch/24762/", "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": "<20251023144841.403689-36-stefan.klug@ideasonboard.com>", "date": "2025-10-23T14:48:36", "name": "[v2,35/35] DNI pipeline: rkisp1: Workaround for customer kernels without requests", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "22a7ffad749d56be1fb6de9cc96210481c944d5b", "submitter": { "id": 184, "url":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/24762/mbox/", "series": [ { "id": 5520, "url": "https://patchwork.libcamera.org/api/series/5520/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5520", "date": "2025-10-23T14:48:01", "name": "Full dewarper support on imx8mp", "version": 2, "mbox": "https://patchwork.libcamera.org/series/5520/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/24762/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/24762/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 BF636C3348\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 23 Oct 2025 14:50:33 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id C603860878;\n\tThu, 23 Oct 2025 16:50:32 +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 8F4AB607ED\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 23 Oct 2025 16:50:31 +0200 (CEST)", "from ideasonboard.com (unknown\n\t[IPv6:2a00:6020:448c:6c00:7328:357b:4ce1:72b6])\n\tby perceval.ideasonboard.com (Postfix) with UTF8SMTPSA id 90F08195E; \n\tThu, 23 Oct 2025 16:48:46 +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=\"gIZdZStQ\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1761230926;\n\tbh=RIGwM8C3GNF2z+62dNHs6SG07ZN4k8+IAHkjnhUvA+Q=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=gIZdZStQkRmHpFyafrqitY23kas5Fa25fuv/relqqylgltHroWnF+s3iE7WeesLtD\n\to3gvu0WfABQWlFna+hiOFPf/G6cvEZqkj3mpxRDbzKL1zsQX6OUdtKbiwoPu3ySzuX\n\tQrGDsdXgvTBfWvguEk7osc5Ke15NBVB5NAQW48Aw=", "From": "Stefan Klug <stefan.klug@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Stefan Klug <stefan.klug@ideasonboard.com>", "Subject": "[PATCH v2 35/35] DNI pipeline: rkisp1: Workaround for customer\n\tkernels without requests", "Date": "Thu, 23 Oct 2025 16:48:36 +0200", "Message-ID": "<20251023144841.403689-36-stefan.klug@ideasonboard.com>", "X-Mailer": "git-send-email 2.48.1", "In-Reply-To": "<20251023144841.403689-1-stefan.klug@ideasonboard.com>", "References": "<20251023144841.403689-1-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": "There are a few kernels out there that have dynamic vertex map support,\nbut no requests support. Allow full dewarp usage on these.\n\nSigned-off-by: Stefan Klug <stefan.klug@ideasonboard.com>\n---\n src/libcamera/pipeline/rkisp1/rkisp1.cpp | 9 ++++++++-\n 1 file changed, 8 insertions(+), 1 deletion(-)", "diff": "diff --git a/src/libcamera/pipeline/rkisp1/rkisp1.cpp b/src/libcamera/pipeline/rkisp1/rkisp1.cpp\nindex 6538fbcc9698..fef6e23e39b7 100644\n--- a/src/libcamera/pipeline/rkisp1/rkisp1.cpp\n+++ b/src/libcamera/pipeline/rkisp1/rkisp1.cpp\n@@ -183,6 +183,13 @@ static constexpr unsigned int kRkISP1MaxQueuedRequests = 4;\n */\n static constexpr unsigned int kRkISP1MinBufferCount = 4;\n \n+/*\n+ * This flag allows to use dynamic dewarp maps to support pan, zoom, rotate when\n+ * the kernel driver doesn't support requests. Only needed for legacy customer\n+ * kernels.\n+ */\n+static constexpr bool kAllowDynamicDewarpMapsWithoutRequests = true;\n+\n } /* namespace */\n \n class PipelineHandlerRkISP1 : public PipelineHandler\n@@ -1500,7 +1507,7 @@ int PipelineHandlerRkISP1::updateControls(RkISP1CameraData *data)\n \t\t\t\t\t\t\t\t maxCrop);\n \t\t}\n \n-\t\tif (dewarper_->supportsRequests()) {\n+\t\tif (dewarper_->supportsRequests() || kAllowDynamicDewarpMapsWithoutRequests) {\n \t\t\tcontrols[&controls::draft::Dw100Scale] = ControlInfo(0.2f, 8.0f, 1.0f);\n \t\t\tcontrols[&controls::draft::Dw100Rotation] = ControlInfo(-180.0f, 180.0f, 0.0f);\n \t\t\tcontrols[&controls::draft::Dw100Offset] = ControlInfo(Point(-10000, -10000), Point(10000, 10000), Point(0, 0));\n", "prefixes": [ "v2", "35/35" ] }