{"id":106854,"date":"2023-02-18T12:48:35","date_gmt":"2023-02-18T10:48:37","guid":{"rendered":"https:\/\/prohoster.info\/?p=106854"},"modified":"2023-02-19T13:38:50","modified_gmt":"2023-02-19T11:38:50","slug":"kompaniya-lg-opublikovala-platformu-webos-open-source-edition-2-20","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/kompaniya-lg-opublikovala-platformu-webos-open-source-edition-2-20","title":{"rendered":"LG ha pubblicato la piattaforma webOS Open Source Edition 2.20","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stata rilasciata la versione dell'apertura della piattaforma webOS Open Source Edition 2.20, che pu\u00f2 essere utilizzata su vari dispositivi portatili, schede e sistemi di infotainment per auto. Come piattaforma hardware di riferimento vengono considerate le schede Raspberry Pi 4. La piattaforma \u00e8 in fase di sviluppo in un repository pubblico sotto licenza Apache 2.0, e lo sviluppo \u00e8 curato dalla comunit\u00e0 seguendo un modello di governance collaborativo.       <\/p>\n<p>La piattaforma webOS \u00e8 stata originariamente sviluppata da Palm nel 2008 e utilizzata sugli smartphone Palm Pre e Pixie. Dopo l'acquisizione di Palm nel 2010, la piattaforma \u00e8 passata nelle mani di Hewlett-Packard, che ha cercato di utilizzare questa tecnologia nelle proprie stampanti, tablet, laptop e PC. Nel 2012, HP ha annunciato la trasformazione di webOS in un progetto open source indipendente e nel 2013 ha iniziato a rendere disponibili i codici sorgente dei suoi componenti. Nel 2013, la piattaforma \u00e8 stata acquistata da LG e ora viene utilizzata su oltre 70 milioni di televisori e dispositivi di consumo LG. Nel 2018 \u00e8 stato fondato il progetto webOS Open Source Edition, attraverso il quale LG ha cercato di tornare a un modello di sviluppo aperto, coinvolgendo altri partecipanti e ampliando il numero di dispositivi supportati da webOS.        <\/p>\n<p>L'ambiente di sistema webOS \u00e8 costituito utilizzando strumenti e pacchetti base di OpenEmbedded, insieme a un sistema di build e a un set di metadati del progetto Yocto. I componenti chiave di webOS includono il gestore di sistema e applicazioni (SAM, System and Application Manager), responsabile dell'esecuzione di applicazioni e servizi, e il Luna Surface Manager (LSM), che forma l'interfaccia utente. I componenti sono scritti utilizzando il framework Qt e il motore del browser Chromium.    <center><img decoding=\"async\" alt=\"LG ha pubblicato la piattaforma webOS Open Source Edition 2.20\" src=\"\/wp-content\/uploads\/2023\/02\/b6aaab5b5255f6f06a6b7c5b4a5840c6.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>      <\/p>\n<p>Il rendering avviene tramite un compositore che applica il protocollo Wayland. Per lo sviluppo di applicazioni utente, si consiglia di utilizzare tecnologie web (CSS, HTML5 e JavaScript) e il framework Enact, basato su React, ma \u00e8 possibile anche creare programmi in C e C++ con interfacce basate su Qt. L'interfaccia utente e le applicazioni grafiche integrate sono principalmente realizzate come programmi nativi, scritti utilizzando la tecnologia QML. Di default, viene offerto l'interfaccia Home Launcher, ottimizzata per la gestione tramite touchscreen e che propone un concetto di schede che si alternano (invece di finestre).      <\/p>\n<p>Per archiviare i dati in un formato strutturato JSON, viene utilizzato il database DB8, che impiega LevelDB come backend. L'inizializzazione avviene tramite bootd basato su systemd. Per la gestione dei contenuti multimediali, sono disponibili i sottosistemi uMediaServer e Media Display Controller (MDC), utilizzando PulseAudio per l'audio. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/dts-los-angeles\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3891\">server<\/a> Per l'aggiornamento automatico del firmware si utilizza OSTree e la sostituzione atomica delle partizioni (vengono create due partizioni di sistema, una delle quali \u00e8 attiva, mentre l'altra viene utilizzata per copiare l'aggiornamento).                <\/p>\n<\/p>\n<p> Le principali novit\u00e0 di questa versione:  <\/p>\n<ul>\n<li class=\"l\"> Sono disponibili immagini pronte di webOS per la scheda Raspberry Pi 4 e l'emulatore. Le immagini saranno disponibili su GitHub entro pochi giorni dal rilascio.\n<li class=\"l\"> L'interfaccia utente del sistema \u00e8 stata migrata dal framework Moonstone a Sandstone.\n<li class=\"l\"> Nel configuratore \u00e8 stata aggiunta la possibilit\u00e0 di visualizzare l'elenco delle reti Wi-Fi conosciute a cui si \u00e8 precedentemente connessi.      <center><img decoding=\"async\" alt=\"LG ha pubblicato la piattaforma webOS Open Source Edition 2.20\" src=\"\/wp-content\/uploads\/2023\/02\/a03041cff91e784928219321ec4ef398.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> \u00c8 stata aggiunta una combinazione di tasti (Ctrl + Alt + F9) per catturare uno screenshot (che viene salvato in \/tmp\/screenshots), cos\u00ec come la combinazione Ctrl + Alt + F10 per eliminare tutti gli screenshot.\n<li class=\"l\"> Le icone nella barra di stato sono state aggiornate. \u00c8 stata aggiunta la possibilit\u00e0 di connettersi al Wi-Fi dalla barra di stato.\n<li class=\"l\"> Nel browser WebEX \u00e8 stato aggiunto un indicatore di riproduzione video o audio alle schede.\n<li class=\"l\"> Per la raccolta webruntime e WAM nel motore Blink viene utilizzato Clang.    <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58672\">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 \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b webOS Open Source Edition 2.20, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0442\u044c\u0441\u044f \u043d\u0430 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u043f\u043e\u0440\u0442\u0430\u0442\u0438\u0432\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445, \u043f\u043b\u0430\u0442\u0430\u0445 \u0438 \u0430\u0432\u0442\u043e\u043c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0445 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u043e-\u0440\u0430\u0437\u0432\u043b\u0435\u043a\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445. \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 \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. \u041f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430 webOS \u0431\u044b\u043b\u0430 \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":106855,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-106854","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b webOS Open Source Edition 2.20, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0442\u044c\u0441\u044f \u043d\u0430 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 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