{"id":93625,"date":"2020-09-08T07:42:06","date_gmt":"2020-09-08T05:42:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-multimedijnyj-frejmvork-gstreamer-1-18-0"},"modified":"2020-09-08T07:42:06","modified_gmt":"2020-09-08T05:42:06","slug":"dostupen-multimedijnyj-frejmvork-gstreamer-1-18-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/dostupen-multimedijnyj-frejmvork-gstreamer-1-18-0","title":{"rendered":"Multimedie-rammev\u00e6rket GStreamer 1.18.0 er tilg\u00e6ngeligt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter halvandet \u00e5rs udvikling <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freedesktop.org\/archives\/gstreamer-devel\/2020-September\/076095.html\">tog sted<\/a><\/noindex> udgivelse  <noindex><a rel=\"nofollow\" href=\"http:\/\/gstreamer.freedesktop.org\/\">GStreamer 1.18<\/a><\/noindex>, skrevet i C, er et cross-platform s\u00e6t af komponenter til at skabe et bredt udvalg af multimedia-applikationer, fra medieafspillere og konvertere af audio\/video-filer til VoIP-applikationer og streaming-systemer. Koden til GStreamer distribueres under LGPLv2.1. Opdateringer af plugins gst-plugins-base 1.18, gst-plugins-good 1.18, gst-plugins-bad 1.18, gst-plugins-ugly 1.18 er ogs\u00e5 tilg\u00e6ngelige, samt bindningen gst-libav 1.18 og streamingserveren gst-rtsp-server 1.18. P\u00e5 API- og ABI-niveau er den nye udgave bagudkompatibel med version 1.0. Bin\u00e6re builds kommer snart. <noindex><a rel=\"nofollow\" href=\"http:\/\/gstreamer.freedesktop.org\/download\/\">vil blive forberedt<\/a><\/noindex> til Android, iOS, macOS og Windows (det anbefales at bruge pakker fra distributionen i Linux).<\/p>\n<p>N\u00f8glepunkter <noindex><a rel=\"nofollow\" href=\"http:\/\/gstreamer.freedesktop.org\/releases\/1.18\/\">forbedringer<\/a><\/noindex> GStreamer 1.18:<\/p>\n<ul>\n<li class=\"l\"> Et nyt h\u00f8jniveau API <noindex><a rel=\"nofollow\" href=\"https:\/\/gstreamer.freedesktop.org\/documentation\/transcoder\/index.html\">GstTranscoder<\/a><\/noindex>, som kan bruges i applikationer til at transkoder filer fra et format til et andet.\n<li class=\"l\"> Forbedret information repr\u00e6sentation og videobehandling med High Dynamic Range (HDR).\n<li class=\"l\"> Tilf\u00f8jet mulighed for at \u00e6ndre afspilningshastigheden on-the-fly.\n<li class=\"l\"> Tilf\u00f8jet underst\u00f8ttelse af codec-s\u00e6ttet <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Active_Format_Description\">AFD<\/a><\/noindex> (Active Format Description) og Bar Data.\n<li class=\"l\"> I RTSP-serveren og klienten er der tilf\u00f8jet underst\u00f8ttelse af <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Trick_mode\">trick-tilstande<\/a><\/noindex> (hurtig rulning med bevaret billede), som beskrevet i ONVIF-specifikationen (Open Network Video Interface Forum).\n<li class=\"l\"> P\u00e5 Windows-platformen er der implementeret hardwareaccelerering af videoafkodning ved brug af DXVA2 \/ Direct3D11 API'en, samt et plugin til videooptagelse og hurtigere kodning ved hj\u00e6lp af Microsoft Media Foundation. Underst\u00f8ttelse af UWP (Universal Windows Platform) er ogs\u00e5 tilf\u00f8jet.\n<li class=\"l\"> Tilf\u00f8jet elementet qmlgloverlay, som g\u00f8r det muligt at vise en Qt Quick-scene ovenp\u00e5 en indkommende videostream.\n<li class=\"l\"> Tilf\u00f8jet elementet imagesequencesrc, som forenkler oprettelsen af en videostream fra en sekvens af billeder i JPEG eller PNG-formater.\n<li class=\"l\"> Tilf\u00f8jet elementet dashsink til at generere DASH-indhold.\n<li class=\"l\"> Tilf\u00f8jet elementet dvbsubenc til kodning af DVB-undertekster.\n<li class=\"l\"> Mulighed for pakketering af MPEG-TS-streams med fast bitrate og SCTE-35-support er sikret i en form, der er kompatibel med kabel-tv-netv\u00e6rk.\n<li class=\"l\"> Implemented rtmp2 med en ny implementering af RTMP-klienten med kilde- og sinkelementer.\n<li class=\"l\"> I RTSP-serveren er der tilf\u00f8jet underst\u00f8ttelse af header til kontrol af hastighed og skaleringsfunktioner.\n<li class=\"l\"> Tilf\u00f8jet svthevcenc, en H.265 videoencoder baseret p\u00e5 Intel's udviklede encoder. <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/OpenVisualCloud\/SVT-HEVC\">SVT-HEVC<\/a><\/noindex>.\n<li class=\"l\"> Tilf\u00f8jet elementet vaapioverlay til komposition ved brug af VA-API.\n<li class=\"l\"> I rtpmanager er der tilf\u00f8jet support til RTP-udvidelsen TWCC (Google Transport-Wide Congestion Control).\n<li class=\"l\"> I elementerne splitmuxsink og splitmuxsrc er der kommet support til auxiliary (AUX) videostr\u00f8mme.\n<li class=\"l\"> Nye elementer til modtagelse og generering af RTP-str\u00f8mme pr\u00e6senteres ved hj\u00e6lp af URI 'rtp:\/\/'.\n<li class=\"l\"> Der er tilf\u00f8jet en AVTP (Audio Video Transport Protocol) plugin til transmission af lyd- og videostr\u00f8mme, som er f\u00f8lsomme over for forsinkelse.\n<li class=\"l\"> Underst\u00f8ttelse af TR-06-1 profilen (RIST - <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Reliable_Internet_Stream_Transport\">Reliable Internet Stream Transport<\/a><\/noindex>).\n<li class=\"l\"> Der er tilf\u00f8jet et element rpicamsrc til optagelse af video fra et kamera til Raspberry Pi-kortet.\n<li class=\"l\"> I GStreamer Editing Services er der tilf\u00f8jet support til indlejrede tidslinjer, hastighedsjustering knyttet til en specifik klip og muligheden for at bruge formatet OpenTimelineIO.\n<li class=\"l\"> Byggescripts baseret p\u00e5 Autotools er blevet fjernet. Meson bruges nu som det prim\u00e6re byggesystem.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Kilde: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53672\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0442\u043e\u0440\u0430 \u043b\u0435\u0442 \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 1.18, \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 1.18, gst-plugins-good 1.18, gst-plugins-bad 1.18, gst-plugins-ugly 1.18, \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-93625","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0442\u043e\u0440\u0430 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