{"id":103383,"date":"2022-02-18T21:36:54","date_gmt":"2022-02-18T19:36:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-platformy-webos-open-source-edition-2-15"},"modified":"2022-02-18T21:36:54","modified_gmt":"2022-02-18T19:36:55","slug":"vypusk-platformy-webos-open-source-edition-2-15","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-platformy-webos-open-source-edition-2-15","title":{"rendered":"Uscita della piattaforma webOS Open Source Edition 2.15","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stata pubblicata l'uscita della piattaforma aperta webOS Open Source Edition 2.15, utilizzabile su vari dispositivi portatili, schede e sistemi di intrattenimento per auto. Come piattaforma hardware di riferimento sono considerate le schede Raspberry Pi 4. La piattaforma si sviluppa in un repository pubblico sotto licenza Apache 2.0, con lo sviluppo coordinato dalla comunit\u00e0, nel rispetto di un modello di gestione collaborativa.       <\/p>\n<p>La piattaforma webOS \u00e8 stata originariamente sviluppata da Palm nel 2008 ed \u00e8 stata utilizzata sugli smartphone Palm Pre e Pixie. Nel 2010, dopo l'acquisizione di Palm, la piattaforma \u00e8 passata nelle mani di Hewlett-Packard, che ha cercato di utilizzare questa piattaforma nelle proprie stampanti, tablet, laptop e PC. Nel 2012, HP ha annunciato il passaggio di webOS a un progetto open source indipendente e nel 2013 ha iniziato a rilasciare i codici sorgente dei suoi componenti. Nel 2013, la piattaforma \u00e8 stata acquistata da LG e ora \u00e8 utilizzata su oltre 70 milioni di televisioni 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 la gamma di dispositivi supportati in webOS.    <\/p>\n<p>L'ambiente del sistema webOS \u00e8 creato utilizzando strumenti e pacchetti di base OpenEmbedded, oltre a un sistema di build e a un insieme di metadati dal 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 di rendering Chromium.      <\/p>\n<p>Il rendering avviene tramite un gestore composito che utilizza il protocollo Wayland. Per lo sviluppo di applicazioni personalizzate, 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 un'interfaccia basata su Qt. L'interfaccia utente e le applicazioni grafiche integrate sono principalmente realizzate come programmi nativi scritti utilizzando la tecnologia QML. Per impostazione predefinita, viene offerto il launcher Home, ottimizzato per la gestione tramite schermi tattili e che propone un concetto di schede intercambiabili (invece di finestre).      <\/p>\n<p>Per la memorizzazione dei dati in formato strutturato utilizzando il formato JSON viene utilizzato un archivio DB8, che utilizza come backend un database LevelDB. Per l'inizializzazione viene utilizzato bootd basato su systemd. Per l'elaborazione dei contenuti multimediali sono disponibili i sottosistemi uMediaServer e Media Display Controller (MDC), mentre per l'audio viene utilizzato PulseAudio. <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=\"3794\">server<\/a> Per l'aggiornamento automatico del firmware viene utilizzato OSTree e la sostituzione atomica delle partizioni (vengono creati due partizioni di sistema, una delle quali \u00e8 attiva mentre l'altra viene utilizzata per copiare l'aggiornamento).  <\/p>\n<p><center><img decoding=\"async\" alt=\"Uscita della piattaforma webOS Open Source Edition 2.15\" src=\"\/wp-content\/uploads\/2022\/02\/fa82b8cca6cb1be0b4a30e92b9bdd55a.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>        <\/p>\n<p> Le principali novit\u00e0 nella nuova versione:  <\/p>\n<ul>\n<li class=\"l\"> Aggiunta la supporto per tastiera e mouse. Il gestore di composizione LSM (Luna Surface Manager) \u00e8 stato adattato per gestire e organizzare l'input tramite tastiera e mouse, e non solo tramite touchscreen. Ad esempio, \u00e8 possibile collegare una tastiera e un mouse a un dispositivo mobile o a un televisore basato su webOS per utilizzarli come stazione di lavoro. \u00c8 stata anche aggiunta la supporto per combinazioni di tasti per l'accesso rapido alle impostazioni (F1) e all'interfaccia di avvio delle applicazioni (pulsante Start o Windows).\n<li class=\"l\"> Migliorata la performance del rendering e aumentata la qualit\u00e0 dell'animazione nelle applicazioni che utilizzano la libreria Qt.\n<li class=\"l\"> Nel launcher home sono stati aggiunti componenti e risorse per la personalizzazione delle applicazioni QML.\n<li class=\"l\"> Nel servizio di gestione audio audiod \u00e8 stata aggiunta la supporto per il monitoraggio del volume.\n<li class=\"l\"> \u00c8 stato proposto un set di esempi di applicazioni e soluzioni basate su webOS.\n<li class=\"l\"> Il motore del browser \u00e8 stato aggiornato a Chromium 91 (precedentemente era Chromium 87). Nel motore web \u00e8 stata implementata la supporto per GPU vsync per Wayland.\n<li class=\"l\"> Nell'emulatore \u00e8 stata inclusa la compressione della sezione di swap (zram) e la gestione della carenza di memoria (oomd).      <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56724\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\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 2.15, \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":103384,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-103383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\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 2.15, \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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