{"id":53067,"date":"2019-11-23T00:00:00","date_gmt":"2019-11-22T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/vypusk-platformy-webos-open-source-edition-2"},"modified":"2020-02-18T14:00:56","modified_gmt":"2020-02-18T11:00:56","slug":"vypusk-platformy-webos-open-source-edition-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-platformy-webos-open-source-edition-2","title":{"rendered":"Lansering av webOS Open Source Edition 2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.qt.io\/blog\/webos-open-source-edition-2.0.0-released\">Presenteras<\/a><\/noindex> ny gren av den \u00f6ppna plattformen <noindex><a rel=\"nofollow\" href=\"https:\/\/www.webosose.org\">webOS Open Source Edition 2<\/a><\/noindex>, som \u00e4r inriktad p\u00e5 att utrusta smarta enheter. Plattformen utvecklas i <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/webosose\/\">det offentliga f\u00f6rr\u00e5det<\/a><\/noindex> enlighet med licensen Apache 2.0, och utvecklingen \u00f6vervakas av en gemenskap som f\u00f6ljer <noindex><a rel=\"nofollow\" href=\"http:\/\/webosose.org\/discover\/getting-started\/governance-model\/\">en gemensam modell f\u00f6r utvecklingshantering<\/a><\/noindex>. Som referens h\u00e5rdvaruplattform betraktas Raspberry Pi 4-kort.<\/p>\n<p>webOS-plattformen f\u00f6rv\u00e4rvades <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=36223\">2013<\/a><\/noindex> av LG fr\u00e5n Hewlett-Packard och anv\u00e4nds p\u00e5 mer \u00e4n 70 miljoner TV-apparater och konsumentprodukter fr\u00e5n LG. Projektet webOS Open Source Edition grundades 2018 efter att LG f\u00f6rs\u00f6kte \u00e5terg\u00e5 till en \u00f6ppen utvecklingsmodell f\u00f6r att attrahera fler deltagare och bredda utbudet av enheter d\u00e4r webOS kan anv\u00e4ndas.<\/p>\n<p>Systemmilj\u00f6n f\u00f6r webOS formas med hj\u00e4lp av verktyg och grundl\u00e4ggande paket <noindex><a rel=\"nofollow\" href=\"http:\/\/www.openembedded.org\/\">OpenEmbedded<\/a><\/noindex>, samt byggsystem och en upps\u00e4ttning metadata fr\u00e5n projektet <noindex><a rel=\"nofollow\" href=\"http:\/\/www.yoctoproject.org\/\">Yocto<\/a><\/noindex>. Nyckelkomponenterna i webOS \u00e4r system- och applikationshanteraren (SAM, System and Application Manager) som ansvarar f\u00f6r att k\u00f6ra applikationer och tj\u00e4nster, och Luna Surface Manager (LSM), som formar anv\u00e4ndargr\u00e4nssnittet. Komponenterna \u00e4r skrivna med hj\u00e4lp av Qt-ramverket och webbl\u00e4sarmotorn Chromium.<\/p>\n<p>Rendering sker via en sammans\u00e4ttningshanterare som anv\u00e4nder Wayland-protokollet. F\u00f6r utveckling av anv\u00e4ndarapplikationer rekommenderas web-teknologier (CSS, HTML5 och JavaScript) och ramverket <noindex><a rel=\"nofollow\" href=\"http:\/\/enactjs.com\/\">Enact<\/a><\/noindex>, baserat p\u00e5 React, men det \u00e4r \u00e4ven m\u00f6jligt att skapa program i C och C++ med gr\u00e4nssnitt baserat p\u00e5 Qt. Anv\u00e4ndargr\u00e4nssnittet och inbyggda grafiska applikationer genomf\u00f6rs i huvudsak som inhemska program skrivna med hj\u00e4lp av QML-teknologin. <\/p>\n<p>F\u00f6r att lagra data i strukturerat format med hj\u00e4lp av JSON-format anv\u00e4nds lagringsl\u00f6sningen  <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/webosose\/db8\">DB8<\/a><\/noindex>, som anv\u00e4nder LevelDB som backend.<br \/>\nInitieringen anv\u00e4nder <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/webosose\/webos-initscripts\">bootd<\/a><\/noindex> baserat p\u00e5 systemd. F\u00f6r bearbetning av multimediainneh\u00e5ll erbjuds subsystemen uMediaServer och Media Display Controller (MDC), och PulseAudio anv\u00e4nds som ljudserver.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.webosose.org\/blog\/2019\/10\/29\/webos-ose-2-0-0-release\/\">Egenskaper<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.webosose.org\/about\/overview\/webos-ose-2-0-overview\/\">webOS Open Source Edition 2<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Ett nytt referens anv\u00e4ndargr\u00e4nssnitt - Home Launcher, som \u00e4r optimerat f\u00f6r styrning via peksk\u00e4rmar och erbjuder ett f\u00f6rb\u00e4ttrat koncept av v\u00e4xlande kort (ist\u00e4llet f\u00f6r f\u00f6nster). Gr\u00e4nssnittet har ocks\u00e5 en snabbstartspanel d\u00e4r genv\u00e4gar f\u00f6r ofta anv\u00e4nda funktioner som tillg\u00e5ng till inst\u00e4llningar och notifieringar placeras;\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.webosose.org\/images\/about\/webos-ose-2-0-startup-screen.png\"><img decoding=\"async\" alt=\"Lansering av webOS Open Source Edition 2\" src=\"\/wp-content\/uploads\/2019\/11\/5dde31b189d77ec6e853d082dc75b0c0.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> Plattformen \u00e4r anpassad f\u00f6r anv\u00e4ndning i bilarnas infotainment-system. Till exempel finns det m\u00f6jlighet att arbeta i milj\u00f6er med tv\u00e5 sk\u00e4rmar, vanligtvis anv\u00e4nda i passagerar-multimediasystem;\n<li class=\"l\"> Funktioner f\u00f6r automatisk uppdatering av mjukvara f\u00f6resl\u00e5s (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.webosose.org\/docs\/guides\/setup\/setting-up-fota\/\">FOTA<\/a><\/noindex> - Firmware-Over-the Air), baserat p\u00e5 till\u00e4mpning <noindex><a rel=\"nofollow\" href=\"https:\/\/ostree.readthedocs.io\/en\/latest\/\">OSTree<\/a><\/noindex> och atom\u00e4r systemuppdatering. Hela systemavbildningen \u00e5teruppbyggs helt, utan att delas upp i separata paket. Systemets uppdateringar baseras p\u00e5 anv\u00e4ndning av tv\u00e5 systempartitioner, varav en \u00e4r aktiv medan den andra anv\u00e4nds f\u00f6r att kopiera uppdateringen; efter installationen av uppdateringen byts partitionernas roller;\n<li class=\"l\"> En SoftAP-l\u00e4ge (Tethering) har lagts till, vilket m\u00f6jligg\u00f6r skapandet av en tr\u00e5dl\u00f6s \u00e5tkomstpunkt f\u00f6r att ansluta andra enheter till n\u00e4tverket;\n<li class=\"l\"> St\u00f6det f\u00f6r mandatstyrd \u00e5tkomst baserat p\u00e5 Smack-modulen (Simplified Mandatory Access Control Kernel) har lagts till;\n<li class=\"l\"> Bluetooth och WiFi st\u00f6det har f\u00f6rb\u00e4ttrats;\n<li class=\"l\"> Den referensh\u00e5rdvaruplattformen har uppdaterats till Raspberry Pi 4 (tidigare f\u00f6reslogs anv\u00e4ndning av Raspberry Pi 3 Model B), som kan ansluta tv\u00e5 sk\u00e4rmar via HDMI, anv\u00e4nda en mer avancerad GPU, samt st\u00f6dja Gigabit Ethernet, dual-band Wi-Fi, Bluetooth 5.0\/BLE och USB 3.0;\n<li class=\"l\"> F\u00f6r loggning anv\u00e4nds som standard <noindex><a rel=\"nofollow\" href=\"https:\/\/www.webosose.org\/blog\/2019\/11\/20\/webos-ose-2-1-0-release\/\">aktiverad<\/a><\/noindex> journald fr\u00e5n systemd;\n<li class=\"l\"> Versionerna av tredjeparts komponenter som ligger till grund f\u00f6r plattformen har uppdaterats, inklusive Qt 5.12 och Chromium 72.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>K\u00e4lla: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51918\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b webOS Open Source Edition 2, \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u043d\u0430 \u043e\u0441\u043d\u0430\u0449\u0435\u043d\u0438\u0435 \u0443\u043c\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432. \u041f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0432 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u043e\u043c \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0, \u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043a\u0443\u0440\u0438\u0440\u0443\u0435\u0442 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e, \u043f\u0440\u0438\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044f\u0441\u044c \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u043d\u043e\u0439 \u043c\u043e\u0434\u0435\u043b\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u043f\u043b\u0430\u0442\u044b Raspberry Pi 4. \u041f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430 webOS \u0432 2013 \u0433\u043e\u0434\u0443 \u0431\u044b\u043b\u0430 \u0432\u044b\u043a\u0443\u043f\u043b\u0435\u043d\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 LG \u0443 Hewlett-Packard \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":53068,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-53067","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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