{"id":342,"url":"https://patchwork.libcamera.org/api/1.1/patches/342/?format=json","web_url":"https://patchwork.libcamera.org/patch/342/","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":"<20190122234505.32634-9-niklas.soderlund@ragnatech.se>","date":"2019-01-22T23:45:05","name":"[libcamera-devel,8/8,POC] cam: add hack option to staticly configure a pipeline","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"be42cc2a6345b9505f1e2d70a94f41d998031b28","submitter":{"id":5,"url":"https://patchwork.libcamera.org/api/1.1/people/5/?format=json","name":"Niklas Söderlund","email":"niklas.soderlund@ragnatech.se"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/342/mbox/","series":[{"id":118,"url":"https://patchwork.libcamera.org/api/1.1/series/118/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=118","date":"2019-01-22T23:44:57","name":"libcamera: add basic support for Streams and format configuration","version":1,"mbox":"https://patchwork.libcamera.org/series/118/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/342/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/342/checks/","tags":{},"headers":{"Return-Path":"","Received":["from vsp-unauthed02.binero.net (vsp-unauthed02.binero.net\n\t[195.74.38.227])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 5AA2060C83\n\tfor ;\n\tWed, 23 Jan 2019 00:46:44 +0100 (CET)","from bismarck.berto.se (unknown [89.233.230.99])\n\tby bin-vsp-out-03.atm.binero.net (Halon) with ESMTPA\n\tid ec8c39d8-1e9f-11e9-911a-0050569116f7;\n\tWed, 23 Jan 2019 00:46:22 +0100 (CET)"],"X-Halon-ID":"ec8c39d8-1e9f-11e9-911a-0050569116f7","Authorized-sender":"niklas@soderlund.pp.se","From":"=?utf-8?q?Niklas_S=C3=B6derlund?= ","To":"libcamera-devel@lists.libcamera.org","Date":"Wed, 23 Jan 2019 00:45:05 +0100","Message-Id":"<20190122234505.32634-9-niklas.soderlund@ragnatech.se>","X-Mailer":"git-send-email 2.20.1","In-Reply-To":"<20190122234505.32634-1-niklas.soderlund@ragnatech.se>","References":"<20190122234505.32634-1-niklas.soderlund@ragnatech.se>","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 8/8] [POC] cam: add hack option to\n\tstaticly configure a pipeline","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Tue, 22 Jan 2019 23:46:44 -0000"},"content":"This is a hack prof of concept to try out the application API to query a\ncamera about its streams and then proceed to use that information to\nconfigure a static resolution of 640x480.\n\nNot-yet-Signed-off-by: Niklas Söderlund \n---\n src/cam/main.cpp | 38 ++++++++++++++++++++++++++++++++++++++\n 1 file changed, 38 insertions(+)","diff":"diff --git a/src/cam/main.cpp b/src/cam/main.cpp\nindex 22211670c6250887..6ff6dc978d91d323 100644\n--- a/src/cam/main.cpp\n+++ b/src/cam/main.cpp\n@@ -21,6 +21,7 @@ enum {\n \tOptCamera = 'c',\n \tOptHelp = 'h',\n \tOptList = 'l',\n+\tOptStreamsConfig = 'C',\n };\n \n static int parseOptions(int argc, char *argv[])\n@@ -32,6 +33,7 @@ static int parseOptions(int argc, char *argv[])\n \t\t\t \"camera\");\n \tparser.addOption(OptHelp, \"Display this help message\", \"help\");\n \tparser.addOption(OptList, \"List all cameras\", \"list\");\n+\tparser.addOption(OptStreamsConfig, \"Configure the first stream to 640x480\", \"hack-config\");\n \n \toptions = std::move(parser.parse(argc, argv));\n \tif (!options.valid())\n@@ -79,6 +81,42 @@ int main(int argc, char **argv)\n \t\t}\n \t}\n \n+\tif (options.isSet(OptStreamsConfig)) {\n+\t\tif (!options.isSet(OptCamera)) {\n+\t\t\tstd::cout << \"Can't configure stream, no camera selected\" << std::endl;\n+\t\t\tgoto out;\n+\t\t}\n+\n+\t\tstd::shared_ptr cam = cm->get(options[OptCamera]);\n+\t\tif (!cam) {\n+\t\t\tstd::cout << \"Camera \" << options[OptCamera]\n+\t\t\t\t << \" not found\" << std::endl;\n+\t\t\tgoto out;\n+\t\t}\n+\n+\t\tstd::vector streams = cam->streams();\n+\t\tif (streams.size() != 1) {\n+\t\t\tstd::cout << \"Camera have \" << streams.size() <<\n+\t\t\t\t\" streams, I only know how to work with 1\" << std::endl;\n+\t\t\tgoto out;\n+\t\t}\n+\n+\t\tStreamConfiguration config = StreamConfiguration(streams.front());\n+\t\tconfig.setDimension(640, 480);\n+\n+\t\tstd::vector configs;\n+\t\tconfigs.push_back(&config);\n+\n+\t\tif (cam->acquire()) {\n+\t\t\tstd::cout << \"Failed to acquire camera\" << std::endl;\n+\t\t\tgoto out;\n+\t\t}\n+\n+\t\tif (cam->configure(configs))\n+\t\t\tstd::cout << \"Failed to configure camera\" << std::endl;\n+\t}\n+\n+out:\n \tcm->stop();\n \n \treturn 0;\n","prefixes":["libcamera-devel","8/8","POC"]}