{"id":111770,"date":"2023-11-26T15:10:14","date_gmt":"2023-11-26T13:10:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-multimedijnogo-servera-pipewire-1-0-0"},"modified":"2023-11-26T15:10:14","modified_gmt":"2023-11-26T13:10:14","slug":"vypusk-multimedijnogo-servera-pipewire-1-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/vypusk-multimedijnogo-servera-pipewire-1-0-0","title":{"rendered":"Udgivelsen af medieserveren PipeWire 1.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Udgivelsen af multimedieserveren PipeWire 1.0.0 er offentliggjort, hvilket markerer den f\u00f8rste stabile udgave, der viser projektets modenhed. P\u00e5 API- og ABI-niveau er version 1.0 bagudkompatibel med version 0.3. PipeWire pr\u00e6senterer sig som en server, der erstatter lydserveren PulseAudio, og adskiller sig fra den ved at tilf\u00f8je v\u00e6rkt\u00f8jer til h\u00e5ndtering af videostr\u00f8mme, muligheden for at behandle lyd med minimal forsinkelse og en ny sikkerhedsmodel til styring af adgangen p\u00e5 niveau med individuelle enheder og str\u00f8mme. Projektet underst\u00f8ttes af GNOME og anvendes nu som standard i Fedora Linux, RHEL, Ubuntu, Debian, SUSE\/openSUSE og mange andre Linux-distributioner. Kodningen af projektet er skrevet i C og distribueres under LGPLv2.1-licensen.      <\/p>\n<p>PipeWire giver muligheder for behandling af enhver multimediestr\u00f8m, kan mixe og omdirigere str\u00f8mme med video, og kan anvendes til at styre videokilder som videofangst-enheder, webkameraer eller indhold sendt af applikationer p\u00e5 sk\u00e6rmen. For eksempel muligg\u00f8r PipeWire, at flere applikationer kan arbejde sammen med et webkamera og l\u00f8ser problemer med sikker sk\u00e6rmdeling og fjernadgang til sk\u00e6rmen i Wayland-milj\u00f8et.         <\/p>\n<p>PipeWire kan ogs\u00e5 fungere som en lyd <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/server\/dts-los-angeles\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3827\">server<\/a>, som sikrer minimale forsinkelser og leverer funktionalitet, der kombinerer mulighederne fra PulseAudio og JACK, herunder tager h\u00f8jde for behovene fra professionelle lydbehandlingssystemer, som PulseAudio ikke kunne opfylde. Derudover tilbyder PipeWire en udvidet sikkerhedsmodel, der muligg\u00f8r adgangsstyring p\u00e5 niveau med individuelle enheder og specifikke str\u00f8mme, og som forenkler h\u00e5ndtering af lyd og video fra isolerede containere og til dem. Et af de prim\u00e6re m\u00e5l er at underst\u00f8tte selvforsynende applikationer i Flatpak-format og arbejde i et grafisk stack baseret p\u00e5 Wayland.      <\/p>\n<p>Hovedfunktioner:  <\/p>\n<ul>\n<li class=\"l\"> Optagelse og afspilning af lyd og video med minimale forsinkelser;  <\/li>\n<li class=\"l\"> V\u00e6rkt\u00f8jer til realtidsbehandling af video og lyd;  <\/li>\n<li class=\"l\"> Multiprocess arkitektur, der muligg\u00f8r delt adgang til indhold mellem flere applikationer;    <\/li>\n<li class=\"l\"> Behandlingsmodel baseret p\u00e5 en graf af multimediaknuder med underst\u00f8ttelse af feedbacksl\u00f8jfer og atomare opdateringer af grafen. Mulighed for tilslutning af behandlere b\u00e5de internt i serveren og eksterne plugins;  <\/li>\n<li class=\"l\"> Effektiv gr\u00e6nseflade til adgang til videostr\u00f8mme via overf\u00f8rsel af filbeskrivelser og adgang til lyd via delte ringbuffer;  <\/li>\n<li class=\"l\"> Mulighed for behandling af multimediedata fra enhver proces;  <\/li>\n<li class=\"l\"> Tilstedev\u00e6relse af en GStreamer-plugin for at forenkle integrationen med eksisterende applikationer;  <\/li>\n<li class=\"l\"> Underst\u00f8ttelse af isolerede milj\u00f8er og Flatpak;  <\/li>\n<li class=\"l\"> Underst\u00f8ttelse af plugins i SPA-format (Simple Plugin API) og mulighed for at oprette plugins, der arbejder i h\u00e5rd realtid;  <\/li>\n<li class=\"l\"> Fleksibel system til koordinering af anvendte multimediaformater og tildeling af buffers;  <\/li>\n<li class=\"l\"> Brug af en enkelt baggrundsproces til routing af lyd og video. Mulighed for at fungere som lydenhed, hub til at levere video til applikationer (for eksempel til gnome-shell screencast API) og server til kontrol af adgang til hardwareenheder til videooptagelse.  <\/ul>\n<p>Blandt \u00e6ndringerne i forhold til version 0.3 er standardinddragelsen af jackdbus-support, hvilket g\u00f8r det muligt at anvende PipeWire som en fuldgyldig klient til lydsystemet JACK. For ALSA er der implementeret IRQ-baseret planl\u00e6gning i Pro-Audio-profilen, hvilket g\u00f8r det muligt at opn\u00e5 forsinkelser p\u00e5 niveau med JACK. Der er tilf\u00f8jet support til b\u00e5de den gamle og den nye version af webrtc-audio-processing. Der er ogs\u00e5 tilf\u00f8jet support for DFF DSD-filer i pw-cat. Underst\u00f8ttelse af GNU\/Hurd-platformen er blevet tilf\u00f8jet.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60182\">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 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 PipeWire 1.0.0, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0442\u043c\u0435\u0447\u0435\u043d \u043a\u0430\u043a \u043f\u0435\u0440\u0432\u044b\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437, \u043e\u0437\u043d\u0430\u043c\u0435\u043d\u043e\u0432\u0430\u0432\u0448\u0438\u0439 \u0437\u0440\u0435\u043b\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u0435\u043a\u0442\u0430. \u041d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 API \u0438 ABI \u0432\u0435\u0440\u0441\u0438\u044f 1.0 \u043e\u0431\u0440\u0430\u0442\u043d\u043e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u0430 \u0441 \u0432\u0435\u0442\u043a\u043e\u0439 0.3. 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