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{ "id": 25804, "url": "https://patchwork.libcamera.org/api/1.1/patches/25804/?format=api", "web_url": "https://patchwork.libcamera.org/patch/25804/", "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": "<20260114173918.1744023-9-kieran.bingham@ideasonboard.com>", "date": "2026-01-14T17:39:08", "name": "[v5,08/16] libcamera: controls: Define a new core Hue control", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "326552b8747ddf2565ef79bc218e91530f72b144", "submitter": { "id": 4, "url": "https://patchwork.libcamera.org/api/1.1/people/4/?format=api", "name": "Kieran Bingham", "email": "kieran.bingham@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/25804/mbox/", "series": [ { "id": 5708, "url": "https://patchwork.libcamera.org/api/1.1/series/5708/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5708", "date": "2026-01-14T17:39:00", "name": "libipa: Introduce a Quantized type", "version": 5, "mbox": "https://patchwork.libcamera.org/series/5708/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/25804/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/25804/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 C4387C32AF\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 14 Jan 2026 17:39:37 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id F280D61FC4;\n\tWed, 14 Jan 2026 18:39:33 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id D93D661FBC\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 14 Jan 2026 18:39:24 +0100 (CET)", "from Monstersaurus.infra.iob\n\t(cpc89244-aztw30-2-0-cust6594.18-1.cable.virginm.net [86.31.185.195])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id E43182832;\n\tWed, 14 Jan 2026 18:38:57 +0100 (CET)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"owKFFVX1\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1768412338;\n\tbh=OfHo9f59ilEaoKpfeOq+LrAmt/9ZlkdVEq9PHJLVYrI=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=owKFFVX1mMrTMXad8FohUI29Bgzz9TO3O99EWXcGaghlYfBikPDqb+lI+xbJtFCLr\n\tKTSme10olAqGVvE2lhXr66x3ap5sSUr5Vt2/yE3CzJWrdOrAzy66lDxtnyENBaEgj2\n\t/ceDmVYO6f8VDoVKUBWaprwnO5ohAE7XhFUMuB84=", "From": "Kieran Bingham <kieran.bingham@ideasonboard.com>", "To": "libcamera devel <libcamera-devel@lists.libcamera.org>", "Cc": "\"van Veen, Stephan\" <stephan.vanveen@karlstorz.com>,\n\tIsaac Scott <isaac.scott@ideasonboard.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>", "Subject": "[PATCH v5 08/16] libcamera: controls: Define a new core Hue control", "Date": "Wed, 14 Jan 2026 17:39:08 +0000", "Message-ID": "<20260114173918.1744023-9-kieran.bingham@ideasonboard.com>", "X-Mailer": "git-send-email 2.52.0", "In-Reply-To": "<20260114173918.1744023-1-kieran.bingham@ideasonboard.com>", "References": "<20260114173918.1744023-1-kieran.bingham@ideasonboard.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "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": "From: \"van Veen, Stephan\" <stephan.vanveen@karlstorz.com>\n\nDefine a new control to support configuration of Hue adjustments when\nsupported by the available platform.\n\nReviewed-by: Isaac Scott <isaac.scott@ideasonboard.com>\nSigned-off-by: van Veen, Stephan <stephan.vanveen@karlstorz.com>\n[Kieran: Rework to define as a rotation in degrees]\nSigned-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\n\n---\nv5:\n - Reworked control definition and direction\n\nSigned-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\n---\n src/libcamera/control_ids_core.yaml | 15 +++++++++++++++\n 1 file changed, 15 insertions(+)", "diff": "diff --git a/src/libcamera/control_ids_core.yaml b/src/libcamera/control_ids_core.yaml\nindex 8e99bd84825f..67a44f8089bd 100644\n--- a/src/libcamera/control_ids_core.yaml\n+++ b/src/libcamera/control_ids_core.yaml\n@@ -1356,4 +1356,19 @@ controls:\n Enable or disable lens dewarping. This control is only available if lens\n dewarp parameters are configured in the tuning file.\n \n+ - Hue:\n+ type: float\n+ direction: inout\n+ description: |\n+ Adjusts the image hue (colour rotation) in degrees, as defined in\n+ the HSL/HSV colour model.\n+\n+ The value represents a rotation around the hue circle in HSL/HSV space:\n+ positive values rotate hues clockwise (for example a +60° turns\n+ Red hues to Yellow hues), and negative values rotate counter-clockwise\n+ (a -60° turns Red hues to Magenta hues).\n+\n+ The nominal range is [-180, 180[, where 0° leaves hues unchanged and the\n+ range wraps around continuously, with 180° == -180°.\n+\n ...\n", "prefixes": [ "v5", "08/16" ] }