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{ "id": 17235, "url": "https://patchwork.libcamera.org/api/patches/17235/?format=api", "web_url": "https://patchwork.libcamera.org/patch/17235/", "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": "<20220829182846.1227824-1-marvin.schmidt1987@gmail.com>", "date": "2022-08-29T18:28:46", "name": "[libcamera-devel] ipa: rkisp1: lsc: Use double instead of float to accumulate vector of doubles", "commit_ref": "68683d3811a803aa087c38a2063cf64c8d084d49", "pull_url": null, "state": "accepted", "archived": false, "hash": "7a5d4384692282a96387e60db492ed4c90ef1973", "submitter": { "id": 51, "url": "https://patchwork.libcamera.org/api/people/51/?format=api", "name": "Marvin Schmidt", "email": "marvin.schmidt1987@gmail.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/17235/mbox/", "series": [ { "id": 3448, "url": "https://patchwork.libcamera.org/api/series/3448/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3448", "date": "2022-08-29T18:28:46", "name": "[libcamera-devel] ipa: rkisp1: lsc: Use double instead of float to accumulate vector of doubles", "version": 1, "mbox": "https://patchwork.libcamera.org/series/3448/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/17235/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/17235/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 15F38C0DA4\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 29 Aug 2022 18:28:53 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 865C161FBC;\n\tMon, 29 Aug 2022 20:28:52 +0200 (CEST)", "from mail-ej1-x629.google.com (mail-ej1-x629.google.com\n\t[IPv6:2a00:1450:4864:20::629])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id D3B7361FBA\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 29 Aug 2022 20:28:50 +0200 (CEST)", "by mail-ej1-x629.google.com with SMTP id w19so17420154ejc.7\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 29 Aug 2022 11:28:50 -0700 (PDT)", "from pythagoras.local\n\t(dynamic-077-003-143-111.77.3.pool.telefonica.de. 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\n\tMon, 29 Aug 2022 11:28:50 -0700 (PDT)", "To": "libcamera-devel@lists.libcamera.org", "Date": "Mon, 29 Aug 2022 20:28:46 +0200", "Message-Id": "<20220829182846.1227824-1-marvin.schmidt1987@gmail.com>", "X-Mailer": "git-send-email 2.37.2", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH] ipa: rkisp1: lsc: Use double instead of\n\tfloat to accumulate vector of doubles", "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>", "From": "Marvin Schmidt via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Marvin Schmidt <marvin.schmidt1987@gmail.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "clang-tidy's bugprone-fold-init-type check warns about this:\n\n> ../src/ipa/rkisp1/algorithms/lsc.cpp:61:14: warning: folding type 'double' into type 'float' might result in loss of precision [bugprone-fold-init-type]\n> float sum = std::accumulate(sizes.begin(), sizes.end(), 0.0f);\n> ^\n\nFixes: b3e96411 (\"ipa: rkisp1: Add support of Lens Shading Correction control\")\n\nSigned-off-by: Marvin Schmidt <marvin.schmidt1987@gmail.com>\n---\n src/ipa/rkisp1/algorithms/lsc.cpp | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/src/ipa/rkisp1/algorithms/lsc.cpp b/src/ipa/rkisp1/algorithms/lsc.cpp\nindex da287ac7..b9efc063 100644\n--- a/src/ipa/rkisp1/algorithms/lsc.cpp\n+++ b/src/ipa/rkisp1/algorithms/lsc.cpp\n@@ -58,7 +58,7 @@ static std::vector<double> parseSizes(const YamlObject &tuningData,\n \t * prevent an exact match (further adjustments will be performed in\n \t * LensShadingCorrection::prepare()).\n \t */\n-\tfloat sum = std::accumulate(sizes.begin(), sizes.end(), 0.0f);\n+\tdouble sum = std::accumulate(sizes.begin(), sizes.end(), 0.0);\n \tif (sum < 0.495 || sum > 0.505) {\n \t\tLOG(RkISP1Lsc, Error)\n \t\t\t<< \"Invalid '\" << prop << \"' values: sum of the elements\"\n", "prefixes": [ "libcamera-devel" ] }