{"id":17750,"url":"https://patchwork.libcamera.org/api/1.1/patches/17750/?format=json","web_url":"https://patchwork.libcamera.org/patch/17750/","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":"<20221103104027.4197-2-david.plowman@raspberrypi.com>","date":"2022-11-03T10:40:26","name":"[libcamera-devel,RFC,1/2] libcamera: bayer_format: Add toMbusCode method","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"1afea04919f62331b8f33bfdaa5900a646dcb753","submitter":{"id":42,"url":"https://patchwork.libcamera.org/api/1.1/people/42/?format=json","name":"David Plowman","email":"david.plowman@raspberrypi.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/17750/mbox/","series":[{"id":3595,"url":"https://patchwork.libcamera.org/api/1.1/series/3595/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3595","date":"2022-11-03T10:40:25","name":"Resolve invalid attempts to set sensor flip controls","version":1,"mbox":"https://patchwork.libcamera.org/series/3595/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/17750/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/17750/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 469BAC3285\n\tfor ;\n\tThu, 3 Nov 2022 10:40:37 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 75A7163080;\n\tThu, 3 Nov 2022 11:40:35 +0100 (CET)","from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com\n\t[IPv6:2a00:1450:4864:20::32a])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 872E763037\n\tfor ;\n\tThu, 3 Nov 2022 11:40:33 +0100 (CET)","by mail-wm1-x32a.google.com with SMTP id\n\tp13-20020a05600c468d00b003cf8859ed1bso914506wmo.1\n\tfor ;\n\tThu, 03 Nov 2022 03:40:33 -0700 (PDT)","from pi4-davidp.lan (plowpeople3.plus.com. 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\n\tThu, 03 Nov 2022 03:40:32 -0700 (PDT)","To":"libcamera-devel@lists.libcamera.org","Date":"Thu, 3 Nov 2022 10:40:26 +0000","Message-Id":"<20221103104027.4197-2-david.plowman@raspberrypi.com>","X-Mailer":"git-send-email 2.30.2","In-Reply-To":"<20221103104027.4197-1-david.plowman@raspberrypi.com>","References":"<20221103104027.4197-1-david.plowman@raspberrypi.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [RFC PATCH 1/2] libcamera: bayer_format: Add\n\ttoMbusCode method","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":"David Plowman via libcamera-devel ","Reply-To":"David Plowman ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"This makes it easier to perform transformations on Bayer type mbus\ncodes by converting them to a BayerFormat, doing the transform, and\nthen converting them back again.\n\nSigned-off-by: David Plowman \n---\n include/libcamera/internal/bayer_format.h | 1 +\n src/libcamera/bayer_format.cpp | 12 ++++++++++++\n 2 files changed, 13 insertions(+)","diff":"diff --git a/include/libcamera/internal/bayer_format.h b/include/libcamera/internal/bayer_format.h\nindex 78ba3969..09f756c4 100644\n--- a/include/libcamera/internal/bayer_format.h\n+++ b/include/libcamera/internal/bayer_format.h\n@@ -47,6 +47,7 @@ public:\n \t}\n \n \tstatic const BayerFormat &fromMbusCode(unsigned int mbusCode);\n+\tunsigned int toMbusCode(bool &valid) const;\n \tbool isValid() const { return bitDepth != 0; }\n \n \tstd::string toString() const;\ndiff --git a/src/libcamera/bayer_format.cpp b/src/libcamera/bayer_format.cpp\nindex f27cc166..a03c58c0 100644\n--- a/src/libcamera/bayer_format.cpp\n+++ b/src/libcamera/bayer_format.cpp\n@@ -226,6 +226,18 @@ const BayerFormat &BayerFormat::fromMbusCode(unsigned int mbusCode)\n \t\treturn it->second;\n }\n \n+/**\n+ * \\brief Retrieve the media bus code corresponding this this BayerFormat\n+ * \\param[out] valid Set to true if a matching media bus code was found, else false\n+ */\n+unsigned int BayerFormat::toMbusCode(bool &valid) const\n+{\n+\tauto it = std::find_if(mbusCodeToBayer.begin(), mbusCodeToBayer.end(),\n+\t\t\t [this](const auto &i) { return i.second == *this; });\n+\tvalid = it != mbusCodeToBayer.end();\n+\treturn valid ? it->first : 0;\n+}\n+\n /**\n * \\fn BayerFormat::isValid()\n * \\brief Return whether a BayerFormat is valid\n","prefixes":["libcamera-devel","RFC","1/2"]}