{"id":100926,"date":"2021-08-06T10:22:35","date_gmt":"2021-08-06T08:22:35","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-multimedijnogo-servera-pipewire-0-3-33"},"modified":"2021-08-06T10:22:35","modified_gmt":"2021-08-06T08:22:35","slug":"vypusk-multimedijnogo-servera-pipewire-0-3-33","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vypusk-multimedijnogo-servera-pipewire-0-3-33","title":{"rendered":"Sortie du serveur multim\u00e9dia PipeWire 0.3.33","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La version du projet PipeWire 0.3.33 a \u00e9t\u00e9 publi\u00e9e, d\u00e9veloppant un serveur multim\u00e9dia de nouvelle g\u00e9n\u00e9ration qui remplace PulseAudio. PipeWire \u00e9largit les possibilit\u00e9s de PulseAudio avec des outils pour g\u00e9rer les flux vid\u00e9o, une capacit\u00e9 de traitement sonore avec des latences minimales, et un nouveau mod\u00e8le de s\u00e9curit\u00e9 pour g\u00e9rer l'acc\u00e8s au niveau des appareils et des flux individuels. Le projet est soutenu par GNOME et est d\u00e9j\u00e0 utilis\u00e9 par d\u00e9faut dans Fedora Linux. Le code du projet est \u00e9crit en C et est distribu\u00e9 sous la licence LGPLv2.1.      <\/p>\n<p>Les principales modifications dans PipeWire 0.3.33 :  <\/p>\n<ul>\n<li class=\"l\"> La possibilit\u00e9 de basculement automatique entre les profils Bluetooth HSP (mode casque) et A2DP (sortie audio haute qualit\u00e9) a \u00e9t\u00e9 mise en \u0153uvre.\n<li class=\"l\"> Le profil Pro Audio a am\u00e9lior\u00e9 le support des sources virtuelles et des dispositifs de sortie audio.\n<li class=\"l\"> L'accord des modificateurs de format lors de l'utilisation conjointe des buffers d'acc\u00e8s direct \u00e0 la m\u00e9moire (DMA-BUF) par plusieurs clients a \u00e9t\u00e9 am\u00e9lior\u00e9.\n<li class=\"l\"> Dans la section des n\u0153uds multim\u00e9dias, le support de l'utilisation simultan\u00e9e de plusieurs fr\u00e9quences d'\u00e9chantillonnage a \u00e9t\u00e9 impl\u00e9ment\u00e9 (d\u00e9sactiv\u00e9 par d\u00e9faut).\n<li class=\"l\"> Dans la couche de compatibilit\u00e9 avec PulseAudio, un module module-switch-on-connect a \u00e9t\u00e9 introduit pour \u00e9muler le comportement de PulseAudio lors de la connexion de nouveaux appareils.    <\/ul>\n<p>Rappelons que PipeWire \u00e9tend le champ d'application de PulseAudio en traitant tout type de flux multim\u00e9dia, capable de m\u00e9langer et de rediriger les flux vid\u00e9o. PipeWire offre \u00e9galement des fonctionnalit\u00e9s de gestion des sources vid\u00e9o, telles que les dispositifs de capture vid\u00e9o, les cam\u00e9ras web ou le contenu d'\u00e9cran produit par les applications. Par exemple, PipeWire permet aux plusieurs applications de collaborer sur une webcam et r\u00e9sout les probl\u00e8mes de capture s\u00e9curis\u00e9e du contenu d'\u00e9cran et d'acc\u00e8s \u00e0 distance \u00e0 celui-ci dans un environnement Wayland.         <\/p>\n<p>PipeWire peut \u00e9galement agir en tant que serveur audio <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/server\/dts-los-angeles\/\"   title=\"de serveurs\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3736\">de serveurs<\/a>, offrant des latences minimales et fournissant une fonctionnalit\u00e9 combinant les capacit\u00e9s de PulseAudio et de JACK, tout en tenant compte des besoins des syst\u00e8mes de traitement audio professionnels, ce que PulseAudio ne pouvait pas revendiquer. De plus, PipeWire propose un mod\u00e8le de s\u00e9curit\u00e9 avanc\u00e9 permettant de g\u00e9rer l'acc\u00e8s au niveau des appareils individuels et des flux sp\u00e9cifiques, facilitant le passage de l'audio et de la vid\u00e9o dans et hors des conteneurs isol\u00e9s. L'un des principaux objectifs est de soutenir des applications autonomes au format Flatpak et de fonctionner dans une pile graphique bas\u00e9e sur Wayland.      <\/p>\n<p>Fonctionnalit\u00e9s principales :  <\/p>\n<ul>\n<li class=\"l\"> Capture et lecture audio et vid\u00e9o avec des latences minimales;  <\/li>\n<li class=\"l\"> Outils pour le traitement vid\u00e9o et audio en temps r\u00e9el;  <\/li>\n<li class=\"l\"> Architecture multiprocessus permettant l'acc\u00e8s partag\u00e9 au contenu de plusieurs applications;    <\/li>\n<li class=\"l\"> Mod\u00e8le de traitement bas\u00e9 sur un graphique de n\u0153uds multim\u00e9dias, prenant en charge les boucles de r\u00e9troaction et les mises \u00e0 jour atomiques du graphique. L'interconnexion de gestionnaires est autoris\u00e9e \u00e0 la fois \u00e0 l'int\u00e9rieur du serveur et via des plugins externes;  <\/li>\n<li class=\"l\"> Interface efficace d'acc\u00e8s aux flux vid\u00e9o \u00e0 travers le passage de descripteurs de fichiers et acc\u00e8s au son via des tampons circulaires partag\u00e9s;  <\/li>\n<li class=\"l\"> Capacit\u00e9 de traitement des donn\u00e9es multim\u00e9dias depuis n'importe quel processus;  <\/li>\n<li class=\"l\"> Disponibilit\u00e9 d'un plugin GStreamer pour faciliter l'int\u00e9gration avec les applications existantes;  <\/li>\n<li class=\"l\"> Prise en charge des environnements isol\u00e9s et de Flatpak;  <\/li>\n<li class=\"l\"> Support des plugins au format SPA (Simple Plugin API) et possibilit\u00e9 de cr\u00e9er des plugins fonctionnant en mode temps r\u00e9el strict;  <\/li>\n<li class=\"l\"> Syst\u00e8me flexible d'accord des formats multim\u00e9dias utilis\u00e9s et d'allocation de tampons;  <\/li>\n<li class=\"l\"> Utilisation d'un seul processus en arri\u00e8re-plan pour le routage du son et de la vid\u00e9o. Capacit\u00e9 \u00e0 fonctionner sous forme de serveur audio, de hub pour fournir des applications vid\u00e9o (par exemple, pour l'API screencast de gnome-shell) et de serveur pour la gestion de l'acc\u00e8s aux p\u00e9riph\u00e9riques mat\u00e9riels de capture vid\u00e9o.  <\/li>\n<\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55598\">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 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PipeWire 0.3.33, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u044b\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u043d\u043e\u0432\u043e\u0433\u043e \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f, \u0438\u0434\u0443\u0449\u0438\u0439 \u043d\u0430 \u0437\u0430\u043c\u0435\u043d\u0443 PulseAudio. PipeWire \u0440\u0430\u0441\u0448\u0438\u0440\u044f\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 PulseAudio \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430\u043c\u0438 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u043f\u043e\u0442\u043e\u043a\u0430\u043c\u0438 \u0432\u0438\u0434\u0435\u043e, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c\u044e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0432\u0443\u043a\u0430 \u0441 \u043c\u0438\u043d\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u043c\u0438 \u0437\u0430\u0434\u0435\u0440\u0436\u043a\u0430\u043c\u0438 \u0438 \u043d\u043e\u0432\u043e\u0439 \u043c\u043e\u0434\u0435\u043b\u044c\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0434\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u0441\u0442\u0443\u043f\u043e\u043c \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u0438 \u043f\u043e\u0442\u043e\u043a\u043e\u0432. \u041f\u0440\u043e\u0435\u043a\u0442 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0432 GNOME \u0438 \u0443\u0436\u0435 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0432 Fedora Linux. [&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-100926","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PipeWire 0.3.33, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u044b\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u043d\u043e\u0432\u043e\u0433\u043e \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f, \u0438\u0434\u0443\u0449\u0438\u0439 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