{"id":12225,"url":"https://patchwork.libcamera.org/api/1.1/patches/12225/?format=json","web_url":"https://patchwork.libcamera.org/patch/12225/","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":"<20210507084042.31879-5-naush@raspberrypi.com>","date":"2021-05-07T08:40:41","name":"[libcamera-devel,v6,4/5] ipa: raspberrypi: Add Overwrite method to RPiController::Metadata","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"bfeb58e0514232d6209424fc535d7997ad7ff4a6","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/1.1/people/34/?format=json","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/12225/mbox/","series":[{"id":2010,"url":"https://patchwork.libcamera.org/api/1.1/series/2010/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=2010","date":"2021-05-07T08:40:37","name":"ipa: raspberrypi: Rate-limit the controller algorithms","version":6,"mbox":"https://patchwork.libcamera.org/series/2010/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/12225/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/12225/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 9FF30BF831\n\tfor ;\n\tFri, 7 May 2021 08:40:55 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 60DD968919;\n\tFri, 7 May 2021 10:40:55 +0200 (CEST)","from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com\n\t[IPv6:2a00:1450:4864:20::42f])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B84EB6890E\n\tfor ;\n\tFri, 7 May 2021 10:40:51 +0200 (CEST)","by mail-wr1-x42f.google.com with SMTP id x5so8297152wrv.13\n\tfor ;\n\tFri, 07 May 2021 01:40:51 -0700 (PDT)","from naush-laptop.pitowers.org\n\t([2a00:1098:3142:14:81ab:95ee:9715:e9fb])\n\tby smtp.gmail.com with ESMTPSA id\n\tl12sm7604098wrm.76.2021.05.07.01.40.50\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tFri, 07 May 2021 01:40:50 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=raspberrypi.com header.i=@raspberrypi.com\n\theader.b=\"F0/KH1h0\"; 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\n\tFri, 07 May 2021 01:40:51 -0700 (PDT)","From":"Naushir Patuck ","To":"libcamera-devel@lists.libcamera.org","Date":"Fri, 7 May 2021 09:40:41 +0100","Message-Id":"<20210507084042.31879-5-naush@raspberrypi.com>","X-Mailer":"git-send-email 2.25.1","In-Reply-To":"<20210507084042.31879-1-naush@raspberrypi.com>","References":"<20210507084042.31879-1-naush@raspberrypi.com>","MIME-Version":"1.0","Subject":"[libcamera-devel] [PATCH v6 4/5] ipa: raspberrypi: Add Overwrite\n\tmethod to RPiController::Metadata","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","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add a new Overwrite method to the Metadata class. This will overwrite\nall key/value pairs in a destination object that have an identical key\nin the source metadata object. Once complete, the source Metadata\nobject will be empty.\n\nSigned-off-by: Naushir Patuck \n---\n src/ipa/raspberrypi/controller/metadata.hpp | 20 ++++++++++++++++++++\n 1 file changed, 20 insertions(+)","diff":"diff --git a/src/ipa/raspberrypi/controller/metadata.hpp b/src/ipa/raspberrypi/controller/metadata.hpp\nindex 319f2320fc70..ac64f17f617c 100644\n--- a/src/ipa/raspberrypi/controller/metadata.hpp\n+++ b/src/ipa/raspberrypi/controller/metadata.hpp\n@@ -75,6 +75,26 @@ public:\n \t\treturn *this;\n \t}\n \n+\tvoid Overwrite(Metadata &other)\n+\t{\n+\t\tstd::lock_guard lock(mutex_);\n+\t\tstd::lock_guard other_lock(other.mutex_);\n+\n+\t\t/*\n+\t\t * Overwrite any contents of data_ with identical keys from\n+\t\t * other.data_. Any keys from other.data_ that are not preset in\n+\t\t * data_ will simply be copied across.\n+\t\t *\n+\t\t * The reason for the seemingly illogical steps below is because\n+\t\t * std::map::merge() does not overwrite existing keys.\n+\t\t */\n+\t\tother.data_.merge(data_);\n+\t\tstd::swap(data_, other.data_);\n+\n+\t\t/* Render the other object as empty now! */\n+\t\tother.data_.clear();\n+\t}\n+\n \ttemplate\n \tT *GetLocked(std::string const &tag)\n \t{\n","prefixes":["libcamera-devel","v6","4/5"]}