{"id":18241,"url":"https://patchwork.libcamera.org/api/patches/18241/?format=json","web_url":"https://patchwork.libcamera.org/patch/18241/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/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":"<20230203091734.22803-3-naush@raspberrypi.com>","date":"2023-02-03T09:17:31","name":"[libcamera-devel,v4,2/5] ipa: raspberrypi: histogram: Add a constructor for an empty histogram","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"27b12163633a8456e8ccb38ccf6f0a9c93f77d4f","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/people/34/?format=json","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/18241/mbox/","series":[{"id":3738,"url":"https://patchwork.libcamera.org/api/series/3738/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3738","date":"2023-02-03T09:17:29","name":"Raspberry Pi: Generalise statistics","version":4,"mbox":"https://patchwork.libcamera.org/series/3738/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/18241/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/18241/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 0790CC3243\n\tfor ;\n\tFri, 3 Feb 2023 09:17:45 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 9178761EF6;\n\tFri, 3 Feb 2023 10:17:42 +0100 (CET)","from mail-wm1-x335.google.com (mail-wm1-x335.google.com\n\t[IPv6:2a00:1450:4864:20::335])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id F0DEC61EF4\n\tfor ;\n\tFri, 3 Feb 2023 10:17:40 +0100 (CET)","by mail-wm1-x335.google.com with SMTP id\n\tj32-20020a05600c1c2000b003dc4fd6e61dso5530911wms.5\n\tfor ;\n\tFri, 03 Feb 2023 01:17:40 -0800 (PST)","from localhost.localdomain ([93.93.133.154])\n\tby smtp.gmail.com with ESMTPSA id\n\taz24-20020a05600c601800b003dc4baaedd3sm7468864wmb.37.2023.02.03.01.17.39\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tFri, 03 Feb 2023 01:17:40 -0800 (PST)"],"DKIM-Signature":["v=1; 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\n\tFri, 03 Feb 2023 01:17:40 -0800 (PST)","To":"libcamera-devel@lists.libcamera.org","Date":"Fri, 3 Feb 2023 09:17:31 +0000","Message-Id":"<20230203091734.22803-3-naush@raspberrypi.com>","X-Mailer":"git-send-email 2.25.1","In-Reply-To":"<20230203091734.22803-1-naush@raspberrypi.com>","References":"<20230203091734.22803-1-naush@raspberrypi.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v4 2/5] ipa: raspberrypi: histogram: Add a\n\tconstructor for an empty histogram","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","From":"Naushir Patuck via libcamera-devel\n\t","Reply-To":"Naushir Patuck ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add a default constructor to the RPiController::Histogram class that creates\nan empty histogram. Since this is a cumulative histogram, push a value of 0 into\nthe first (and only) bin to signify this.\n\nSigned-off-by: Naushir Patuck \nReviewed-by: David Plowman \nReviewed-by: Kieran Bingham \n---\n src/ipa/raspberrypi/controller/histogram.h | 5 +++++\n 1 file changed, 5 insertions(+)","diff":"diff --git a/src/ipa/raspberrypi/controller/histogram.h b/src/ipa/raspberrypi/controller/histogram.h\nindex 66a68b087964..6b3e3a9e68e4 100644\n--- a/src/ipa/raspberrypi/controller/histogram.h\n+++ b/src/ipa/raspberrypi/controller/histogram.h\n@@ -20,6 +20,11 @@ namespace RPiController {\n class Histogram\n {\n public:\n+\tHistogram()\n+\t{\n+\t\tcumulative_.push_back(0);\n+\t}\n+\n \ttemplate Histogram(T *histogram, int num)\n \t{\n \t\tassert(num);\n","prefixes":["libcamera-devel","v4","2/5"]}