{"id":31963,"date":"2019-10-31T21:44:20","date_gmt":"2019-10-31T18:44:20","guid":{"rendered":"https:\/\/prohoster.info\/blog\/dostupen-multimedijnyj-frejmvork-gstreamer-1-16-0\/"},"modified":"2019-10-31T21:44:20","modified_gmt":"2019-10-31T18:44:20","slug":"dostupen-multimedijnyj-frejmvork-gstreamer-1-16-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/dostupen-multimedijnyj-frejmvork-gstreamer-1-16-0","title":{"rendered":"\u00c8 disponibile il framework multimediale GStreamer 1.16.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dopo pi\u00f9 di un anno di sviluppo <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freedesktop.org\/archives\/gstreamer-devel\/2019-April\/071126.html\">si \u00e8 svolto<\/a><\/noindex> il rilascio  <noindex><a rel=\"nofollow\" href=\"http:\/\/gstreamer.freedesktop.org\/\">GStreamer 1.16<\/a><\/noindex>, scritto in C, \u00e8 un insieme di componenti multipiattaforma per la creazione di una vasta gamma di applicazioni multimediali, dai lettori multimediali e convertitori di file audio\/video, alle applicazioni VoIP e sistemi di streaming. Il codice di GStreamer \u00e8 distribuito sotto la licenza LGPLv2.1. Sono disponibili aggiornamenti per i plugin gst-plugins-base 1.16, gst-plugins-good 1.16, gst-plugins-bad 1.16, gst-plugins-ugly 1.16, cos\u00ec come il wrapper gst-libav 1.16 e il server di streaming gst-rtsp-server 1.16. A livello di API e ABI, la nuova release \u00e8 retrocompatibile con la serie 1.0. Le build binarie saranno <noindex><a rel=\"nofollow\" href=\"http:\/\/gstreamer.freedesktop.org\/download\/\">preparate<\/a><\/noindex> per Android, iOS, macOS e Windows (su Linux si consiglia di utilizzare i pacchetti forniti dalla distribuzione).<\/p>\n<p>Le chiave <noindex><a rel=\"nofollow\" href=\"http:\/\/gstreamer.freedesktop.org\/releases\/1.16\/\">miglioramenti<\/a><\/noindex> GStreamer 1.16:<\/p>\n<ul>\n<li class=\"l\"> Nel stack WebRTC \u00e8 stata aggiunta la supporto per i canali dati P2P, realizzati utilizzando il protocollo SCTP, cos\u00ec come il supporto per il meccanismo <noindex><a rel=\"nofollow\" href=\"https:\/\/webrtcglossary.com\/bundle\/\">BUNDLE<\/a><\/noindex> per l'invio di diversi tipi di dati multimediali all'interno di una singola connessione e la possibilit\u00e0 di interagire con pi\u00f9 server TURN (un'estensione STUN per bypassare i traduttori di indirizzi);\n<li class=\"l\"> \u00c8 stata aggiunta la supporto per il codec video AV1 nei contenitori Matroska (MKV) e QuickTime\/MP4. Sono state implementate ulteriori opzioni AV1 e ampliato il numero di formati di input supportati dal codec;\n<li class=\"l\"> \u00c8 stata aggiunta la supporto per <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A1%D0%BA%D1%80%D1%8B%D1%82%D1%8B%D0%B5_%D1%81%D1%83%D0%B1%D1%82%D0%B8%D1%82%D1%80%D1%8B\">sottotitoli nascosti<\/a><\/noindex>, cos\u00ec come la possibilit\u00e0 di identificare ed estrarre da video altri tipi di dati integrati <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Ancillary_data\">ANC<\/a><\/noindex> (Dati Accessori, informazioni aggiuntive come audio e metadati trasmessi attraverso interfacce digitali in parti non visibili delle righe di scansione);\n<li class=\"l\"> \u00c8 stata aggiunta la supporto per audio non codificato (raw) senza interleaving dei canali audio in memoria (Non-Interleaved, i canali audio sinistro e destro sono posizionati in blocchi separati, invece di intercalarli come &#171;LEFT|RIGHT|LEFT|RIGHT|LEFT|RIGHT&#187;);\n<li class=\"l\"> Nel set di plugin di base (gst-plugins-base) sono stati spostati   <noindex><a rel=\"nofollow\" href=\"https:\/\/gstreamer.freedesktop.org\/data\/doc\/gstreamer\/head\/gst-plugins-base-libs\/html\/GstVideoAggregator.html\">GstVideoAggregator<\/a><\/noindex> (classe per la miscelazione di video raw), <noindex><a rel=\"nofollow\" href=\"https:\/\/gstreamer.freedesktop.org\/data\/doc\/gstreamer\/head\/gst-plugins-base-plugins\/html\/gst-plugins-base-plugins-compositor.html\">compositor<\/a><\/noindex> (sostituzione avanzata del videomixer) e elementi del mixer OpenGL (glvideomixer, glmixerbin, glvideomixerelement, glstereomix, glmosaic), che in precedenza erano collocati nel pacchetto &#171;gst-plugins-bad&#187;;\n<li class=\"l\"> \u00c8 stato aggiunto un nuovo <noindex><a rel=\"nofollow\" href=\"https:\/\/gstreamer.freedesktop.org\/data\/doc\/gstreamer\/head\/gst-plugins-base-libs\/html\/gst-plugins-base-libs-GstVideo.html#GST-VIDEO-INTERLACE-MODE-ALTERNATE:CAPS\">modalit\u00e0<\/a><\/noindex> di interlacciamento dei campi, in cui ogni buffer viene elaborato come un campo separato nel video interlacciato, con separazione dei campi superiore e inferiore a livello di flag associati al buffer;\n<li class=\"l\"> Nel demuxer di contenitori multimediali Matroska \u00e8 stata aggiunta la supporto per il formato WebM e la crittografia dei contenuti;\n<li class=\"l\"> Aggiunto un nuovo elemento wpesrc, che funge da browser basato su motore <noindex><a rel=\"nofollow\" href=\"https:\/\/webkit.org\/wpe\/\">WebKit WPE<\/a><\/noindex> (consente di trattare l'output del browser come sorgente di dati);\n<li class=\"l\"> Per Video4Linux \u00e8 fornito il supporto per la codifica e decodifica HEVC, codifica JPEG e importazione ed esportazione migliorata di dmabuf;\n<li class=\"l\"> Nel decodificatore video, che utilizza le risorse di accelerazione hardware GPU NVIDIA, \u00e8 stato aggiunto il supporto per la decodifica VP8\/VP9, mentre nel codificatore \u00e8 stato aggiunto il supporto per la codifica H.265\/HEVC accelerata hardware;\n<li class=\"l\"> Numerosi miglioramenti sono stati apportati al plugin msdk, che permette di utilizzare le risorse di accelerazione hardware per la codifica e la decodifica su chip Intel (basato su Intel Media SDK). Tra l'altro, \u00e8 stato aggiunto il supporto per l'importazione\/esportazione di dmabuf, decodifica VP9, codifica HEVC a 10 bit, post-elaborazione video e modifica dinamica della risoluzione;\n<li class=\"l\"> Nel sistema di rendering dei sottotitoli ASS\/SSA \u00e8 stato aggiunto il supporto per la gestione di pi\u00f9 sottotitoli sovrapposti nel tempo con la loro visualizzazione simultanea sullo schermo;\n<li class=\"l\"> \u00c8 stato fornito un supporto completo per il sistema di build Meson, ora raccomandato per la costruzione di GStreamer su tutte le piattaforme. L'eliminazione del supporto per Autotools \u00e8 prevista nella prossima versione;\n<li class=\"l\"> Nel pacchetto principale di GStreamer sono stati inclusi i binding per lo sviluppo in linguaggio Rust e un modulo con plugin in Rust;\n<li class=\"l\"> \u00c8 stata effettuata un'ottimizzazione delle prestazioni.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50542\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0431\u043e\u043b\u0435\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 GStreamer 1.16, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0433\u043e \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u043a\u0440\u043e\u0441\u0441\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0448\u0438\u0440\u043e\u043a\u043e\u0433\u043e \u0441\u043f\u0435\u043a\u0442\u0440\u0430 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439, \u043e\u0442 \u043c\u0435\u0434\u0438\u0430\u043f\u043b\u0435\u0435\u0440\u043e\u0432 \u0438 \u043a\u043e\u043d\u0432\u0435\u0440\u0442\u0435\u0440\u043e\u0432 \u0430\u0443\u0434\u0438\u043e\/\u0432\u0438\u0434\u0435\u043e \u0444\u0430\u0439\u043b\u043e\u0432, \u0434\u043e VoIP-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0438 \u0441\u0438\u0441\u0442\u0435\u043c \u043f\u043e\u0442\u043e\u043a\u043e\u0432\u043e\u0433\u043e \u0432\u0435\u0449\u0430\u043d\u0438\u044f. \u041a\u043e\u0434 GStreamer \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 LGPLv2.1. \u041e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043b\u0430\u0433\u0438\u043d\u043e\u0432 gst-plugins-base 1.16, gst-plugins-good 1.16, gst-plugins-bad 1.16, gst-plugins-ugly 1.16, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043e\u0431\u0432\u044f\u0437\u043a\u0430 gst-libav [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-31963","post","type-post","status-publish","format-standard","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=\"\u041f\u043e\u0441\u043b\u0435 \u0431\u043e\u043b\u0435\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/it\/blog\/news\/dostupen-multimedijnyj-frejmvork-gstreamer-1-16-0\" 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