{"id":9018,"url":"https://patchwork.libcamera.org/api/patches/9018/?format=json","web_url":"https://patchwork.libcamera.org/patch/9018/","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":"<20200727151820.24466-2-kgupta@es.iitr.ac.in>","date":"2020-07-27T15:18:18","name":"[libcamera-devel,v3,1/3] libcamera: formats: PixelFormatInfo: Add name lookup function","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"ea83e6eba751821bbc63a52d91e1a5f11f98fa02","submitter":{"id":39,"url":"https://patchwork.libcamera.org/api/people/39/?format=json","name":"Kaaira Gupta","email":"kgupta@es.iitr.ac.in"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/9018/mbox/","series":[{"id":1152,"url":"https://patchwork.libcamera.org/api/series/1152/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1152","date":"2020-07-27T15:18:17","name":"Enable formats lookup based on name","version":3,"mbox":"https://patchwork.libcamera.org/series/1152/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/9018/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/9018/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 A4F33BD878\n\tfor ;\n\tMon, 27 Jul 2020 15:18:42 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 6D6FD613B1;\n\tMon, 27 Jul 2020 17:18:42 +0200 (CEST)","from mail-pg1-x529.google.com (mail-pg1-x529.google.com\n\t[IPv6:2607:f8b0:4864:20::529])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 23240611A2\n\tfor ;\n\tMon, 27 Jul 2020 17:18:41 +0200 (CEST)","by mail-pg1-x529.google.com with SMTP id p3so9751369pgh.3\n\tfor ;\n\tMon, 27 Jul 2020 08:18:41 -0700 (PDT)","from kaaira-HP-Pavilion-Notebook ([103.113.213.178])\n\tby smtp.gmail.com with ESMTPSA id\n\tq14sm15239520pgk.86.2020.07.27.08.18.38\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tMon, 27 Jul 2020 08:18:39 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=es-iitr-ac-in.20150623.gappssmtp.com\n\theader.i=@es-iitr-ac-in.20150623.gappssmtp.com\n\theader.b=\"wdv1/0GZ\"; 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\n\tMon, 27 Jul 2020 08:18:39 -0700 (PDT)","From":"Kaaira Gupta ","To":"libcamera-devel@lists.libcamera.org, Kieran Bingham\n\t, =?utf-8?q?Niklas_S=C3=B6derlund?=\n\t","Date":"Mon, 27 Jul 2020 20:48:18 +0530","Message-Id":"<20200727151820.24466-2-kgupta@es.iitr.ac.in>","X-Mailer":"git-send-email 2.17.1","In-Reply-To":"<20200727151820.24466-1-kgupta@es.iitr.ac.in>","References":"<20200727151820.24466-1-kgupta@es.iitr.ac.in>","Subject":"[libcamera-devel] [PATCH v3 1/3] libcamera: formats:\n\tPixelFormatInfo: Add name lookup function","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","Cc":"Kaaira Gupta ","MIME-Version":"1.0","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 function which returns a format, given its name as a string.\n\nSigned-off-by: Kaaira Gupta \n---\n include/libcamera/internal/formats.h | 1 +\n src/libcamera/formats.cpp | 20 ++++++++++++++++++++\n 2 files changed, 21 insertions(+)","diff":"diff --git a/include/libcamera/internal/formats.h b/include/libcamera/internal/formats.h\nindex 0bb1510..2589e88 100644\n--- a/include/libcamera/internal/formats.h\n+++ b/include/libcamera/internal/formats.h\n@@ -38,6 +38,7 @@ public:\n \n \tstatic const PixelFormatInfo &info(const PixelFormat &format);\n \tstatic const PixelFormatInfo &info(const V4L2PixelFormat &format);\n+\tstatic const PixelFormat &info(const std::string &name);\n \n \tunsigned int stride(unsigned int width, unsigned int plane,\n \t\t\t unsigned int align = 1) const;\ndiff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp\nindex 11774b0..8ea5461 100644\n--- a/src/libcamera/formats.cpp\n+++ b/src/libcamera/formats.cpp\n@@ -23,6 +23,8 @@ namespace libcamera {\n \n LOG_DEFINE_CATEGORY(Formats)\n \n+const PixelFormat invalidPixelFormat = PixelFormat();\n+\n /**\n * \\class PixelFormatPlaneInfo\n * \\brief Information about a single plane of a pixel format\n@@ -663,6 +665,24 @@ const PixelFormatInfo &PixelFormatInfo::info(const V4L2PixelFormat &format)\n \treturn info->second;\n }\n \n+/**\n+ * \\brief Retrieve pixel format from its name\n+ * \\param[in] name The name of pixel format\n+ * \\return The pixel format corresponding to \\a name if known, or an invalid\n+ * pixel format otherwise\n+ */\n+const PixelFormat &PixelFormatInfo::info(const std::string &name)\n+{\n+\tauto it = pixelFormatInfo.begin();\n+\twhile (it != pixelFormatInfo.end()) {\n+\t\tif (it->second.name == name) {\n+\t\t\treturn it->first;\n+\t\t}\n+\t\tit++;\n+\t}\n+\treturn invalidPixelFormat;\n+}\n+\n /**\n * \\brief Compute the stride\n * \\param[in] width The width of the line, in pixels\n","prefixes":["libcamera-devel","v3","1/3"]}