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{ "id": 22468, "url": "https://patchwork.libcamera.org/api/1.1/patches/22468/?format=api", "web_url": "https://patchwork.libcamera.org/patch/22468/", "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": "<20250108111030.3257931-2-naush@raspberrypi.com>", "date": "2025-01-08T11:09:33", "name": "[v3,1/4] ipa: rpi: Use r-value references in the set()/setLocked() functions", "commit_ref": "031a57bcd2bb5b85b8085e25ac7d54cea17f5348", "pull_url": null, "state": "accepted", "archived": false, "hash": "d237d1f42ed2e212fdd602dc3a771d1545b22150", "submitter": { "id": 34, "url": "https://patchwork.libcamera.org/api/1.1/people/34/?format=api", "name": "Naushir Patuck", "email": "naush@raspberrypi.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/22468/mbox/", "series": [ { "id": 4934, "url": "https://patchwork.libcamera.org/api/1.1/series/4934/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4934", "date": "2025-01-08T11:09:32", "name": "Raspberry Pi: Various changes", "version": 3, "mbox": "https://patchwork.libcamera.org/series/4934/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/22468/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/22468/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 1C879BD80A\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 8 Jan 2025 11:10:40 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id C83FA68503;\n\tWed, 8 Jan 2025 12:10:39 +0100 (CET)", "from mail-wm1-x333.google.com (mail-wm1-x333.google.com\n\t[IPv6:2a00:1450:4864:20::333])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id BB5CB608AB\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 8 Jan 2025 12:10:35 +0100 (CET)", "by mail-wm1-x333.google.com with SMTP id\n\t5b1f17b1804b1-43616bf3358so25445795e9.3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 08 Jan 2025 03:10:35 -0800 (PST)", "from NAUSH-P-DELL.pitowers.org ([93.93.133.154])\n\tby smtp.gmail.com with ESMTPSA id\n\t5b1f17b1804b1-436e2ddefcbsm17141325e9.22.2025.01.08.03.10.34\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tWed, 08 Jan 2025 03:10:34 -0800 (PST)" ], "Authentication-Results": "lancelot.ideasonboard.com; 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\n\tWed, 08 Jan 2025 03:10:35 -0800 (PST)", "From": "Naushir Patuck <naush@raspberrypi.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Naushir Patuck <naush@raspberrypi.com>,\n\tDavid Plowman <david.plowman@raspberrypi.com>,\n\tLaurent Pinchart <laurent.pinchart@ideasonboard.com>", "Subject": "[PATCH v3 1/4] ipa: rpi: Use r-value references in the\n\tset()/setLocked() functions", "Date": "Wed, 8 Jan 2025 11:09:33 +0000", "Message-ID": "<20250108111030.3257931-2-naush@raspberrypi.com>", "X-Mailer": "git-send-email 2.43.0", "In-Reply-To": "<20250108111030.3257931-1-naush@raspberrypi.com>", "References": "<20250108111030.3257931-1-naush@raspberrypi.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": "Use an r-value reference in set() and setLocked(), allowing more\nefficient metadata handling with std::forward and std::move if needed.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\nReviewed-by: David Plowman <david.plowman@raspberrypi.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/ipa/rpi/controller/metadata.h | 9 +++++----\n 1 file changed, 5 insertions(+), 4 deletions(-)", "diff": "diff --git a/src/ipa/rpi/controller/metadata.h b/src/ipa/rpi/controller/metadata.h\nindex b4650d25170f..b884490918c7 100644\n--- a/src/ipa/rpi/controller/metadata.h\n+++ b/src/ipa/rpi/controller/metadata.h\n@@ -12,6 +12,7 @@\n #include <map>\n #include <mutex>\n #include <string>\n+#include <utility>\n \n #include <libcamera/base/thread_annotations.h>\n \n@@ -36,10 +37,10 @@ public:\n \t}\n \n \ttemplate<typename T>\n-\tvoid set(std::string const &tag, T const &value)\n+\tvoid set(std::string const &tag, T &&value)\n \t{\n \t\tstd::scoped_lock lock(mutex_);\n-\t\tdata_[tag] = value;\n+\t\tdata_[tag] = std::forward<T>(value);\n \t}\n \n \ttemplate<typename T>\n@@ -104,10 +105,10 @@ public:\n \t}\n \n \ttemplate<typename T>\n-\tvoid setLocked(std::string const &tag, T const &value)\n+\tvoid setLocked(std::string const &tag, T &&value)\n \t{\n \t\t/* Use this only if you're holding the lock yourself. */\n-\t\tdata_[tag] = value;\n+\t\tdata_[tag] = std::forward<T>(value);\n \t}\n \n \t/*\n", "prefixes": [ "v3", "1/4" ] }