{"id":38100,"date":"2019-10-31T22:21:39","date_gmt":"2019-10-31T19:21:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-zvukovogo-servera-pulseaudio-13-0\/"},"modified":"2019-10-31T22:21:39","modified_gmt":"2019-10-31T19:21:39","slug":"vypusk-zvukovogo-servera-pulseaudio-13-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-zvukovogo-servera-pulseaudio-13-0","title":{"rendered":"Lan\u00e7amento do servidor de som PulseAudio 13.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freedesktop.org\/archives\/pulseaudio-discuss\/2019-September\/031373.html\">Apresentado<\/a><\/noindex> lan\u00e7amento do servidor de \u00e1udio <noindex><a rel=\"nofollow\" href=\"http:\/\/pulseaudio.org\/\">PulseAudio 13.0<\/a><\/noindex>, que atua como um intermedi\u00e1rio entre aplicativos e v\u00e1rias subsistemas de \u00e1udio de baixo n\u00edvel, abstraindo o funcionamento do hardware. O PulseAudio permite gerenciar o volume e a mistura de \u00e1udio em n\u00edvel de aplicativos individuais, organizar a entrada, mistura e sa\u00edda de \u00e1udio na presen\u00e7a de v\u00e1rios canais de entrada e sa\u00edda ou placas de som, permitindo mudar o formato do fluxo de \u00e1udio em tempo real e usar <noindex><a rel=\"nofollow\" href=\"https:\/\/www.freedesktop.org\/wiki\/Software\/PulseAudio\/Documentation\/User\/Modules\/\">plugins<\/a><\/noindex>, oferecendo a capacidade de redirecionar o fluxo de \u00e1udio de forma transparente para outra m\u00e1quina. O c\u00f3digo do PulseAudio \u00e9 distribu\u00eddo sob a licen\u00e7a LGPL 2.1+. Suporta opera\u00e7\u00e3o em Linux, Solaris, FreeBSD, OpenBSD, DragonFlyBSD, NetBSD, macOS e Windows.<\/p>\n<p>Principais <noindex><a rel=\"nofollow\" href=\"http:\/\/www.freedesktop.org\/wiki\/Software\/PulseAudio\/Notes\/13.0\/\">s\u00e3o<\/a><\/noindex> PulseAudio 13.0: <\/p>\n<ul>\n<li class=\"l\"> Adicionada a capacidade de reproduzir fluxos de \u00e1udio codificados com codecs  <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Dolby_TrueHD\">Dolby TrueHD<\/a><\/noindex> e <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/DTS-HD_Master_Audio\">DTS-HD Master Audio<\/a><\/noindex>;\n<li class=\"l\"> Resolvidas as quest\u00f5es com a sele\u00e7\u00e3o de perfis para placas de som suportadas pelo ALSA. Ao iniciar o PulseAudio ou conectar a placa a quente, o m\u00f3dulo module-alsa-card \u00e0s vezes marcava perfis indispon\u00edveis como dispon\u00edveis, resultando na sele\u00e7\u00e3o de um perfil de placa com sa\u00edda n\u00e3o funcional. Em particular, anteriormente um perfil era considerado dispon\u00edvel se contivesse um receptor e uma fonte, e pelo menos um deles era acess\u00edvel. Agora, tais perfis ser\u00e3o reconhecidos como indispon\u00edveis;\n<li class=\"l\"> O salvamento dos perfis selecionados para placas de \u00e1udio que funcionam via Bluetooth foi descontinuado. Agora, o perfil A2DP \u00e9 sempre utilizado por padr\u00e3o, ao inv\u00e9s do perfil previamente escolhido pelo usu\u00e1rio, pois o uso dos perfis de placas Bluetooth depende bastante do contexto (HSP\/HFP para chamadas telef\u00f4nicas, e A2DP para o restante). Para restaurar o comportamento antigo, a configura\u00e7\u00e3o 'restore_bluetooth_profile=true' foi implementada no m\u00f3dulo module-card-restore;\n<li class=\"l\"> Adicionada suporte para fones de ouvido\/headsets SteelSeries Arctis 5, conectados via USB. A s\u00e9rie Arctis \u00e9 not\u00e1vel por usar dispositivos de sa\u00edda separados com controle de volume distinto para fala (mono) e outros sons (est\u00e9reo);\n<li class=\"l\"> Foi adicionada a configura\u00e7\u00e3o 'max_latency_msec' ao m\u00f3dulo loopback, que pode ser utilizada para definir um limite superior para as lat\u00eancias. Por padr\u00e3o, a lat\u00eancia aumenta automaticamente se os dados n\u00e3o chegam a tempo, e a configura\u00e7\u00e3o sugerida pode ser \u00fatil caso a manuten\u00e7\u00e3o das lat\u00eancias dentro de certos limites seja mais importante do que as interrup\u00e7\u00f5es durante a reprodu\u00e7\u00e3o;\n<li class=\"l\"> Foi adicionado o par\u00e2metro 'stream_name' no m\u00f3dulo rtp-send para definir um nome simb\u00f3lico para o fluxo gerado em vez de 'PulseAudio RTP Stream on endere\u00e7o';\n<li class=\"l\"> O funcionamento do S\/PDF foi ajustado para placas de som CMEDIA High-Speed True HD com interface USB 2.0, nas quais \u00edndices de dispositivo n\u00e3o convencionais s\u00e3o utilizados para S\/PDF, que n\u00e3o funcionam na configura\u00e7\u00e3o padr\u00e3o do ALSA;\n<li class=\"l\">  No m\u00f3dulo module-loopback, par\u00e2metros de taxa de amostragem espec\u00edficos para a fonte foram usados por padr\u00e3o;\n<li class=\"l\"> Foram adicionados o par\u00e2metro 'avoid_resampling' nos m\u00f3dulos udev-detect e alsa-card para excluir, sempre que poss\u00edvel, a transforma\u00e7\u00e3o de formato e a taxa de amostragem, por exemplo, quando \u00e9 necess\u00e1rio proibir seletivamente a altera\u00e7\u00e3o da taxa de amostragem para a placa de som principal, mas permitir para a secund\u00e1ria;\n<li class=\"l\"> O suporte para a ramifica\u00e7\u00e3o BlueZ 4 foi removido, que n\u00e3o \u00e9 mais mantida desde 2012, ap\u00f3s o lan\u00e7amento do BlueZ 5.0;\n<li class=\"l\"> O suporte para intltool foi removido, uma vez que a necessidade dela desapareceu ap\u00f3s a transi\u00e7\u00e3o para a nova vers\u00e3o do gettext;\n<li class=\"l\"> Est\u00e1 previsto a transi\u00e7\u00e3o para o uso do sistema de constru\u00e7\u00e3o Meson em vez do autotools. Atualmente, est\u00e1 sendo testado o processo de constru\u00e7\u00e3o utilizando o Meson.\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=51483\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 PulseAudio 13.0, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432\u044b\u0441\u0442\u0443\u043f\u0430\u0435\u0442 \u0432 \u0440\u043e\u043b\u0438 \u043f\u043e\u0441\u0440\u0435\u0434\u043d\u0438\u043a\u0430 \u043c\u0435\u0436\u0434\u0443 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u043c\u0438 \u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u043d\u0438\u0437\u043a\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u044b\u043c\u0438 \u0437\u0432\u0443\u043a\u043e\u0432\u044b\u043c\u0438 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u0430\u043c\u0438, \u0430\u0431\u0441\u0442\u0440\u0430\u0433\u0438\u0440\u0443\u044f \u0440\u0430\u0431\u043e\u0442\u0443 \u0441 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0435\u043c. PulseAudio \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c \u0433\u0440\u043e\u043c\u043a\u043e\u0441\u0442\u044c\u044e \u0438 \u0441\u043c\u0435\u0448\u0438\u0432\u0430\u043d\u0438\u0435\u043c \u0437\u0432\u0443\u043a\u0430 \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439, \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u044b\u0432\u0430\u0442\u044c \u043f\u043e\u0441\u0442\u0443\u043f\u043b\u0435\u043d\u0438\u0435, \u0441\u043c\u0435\u0448\u0438\u0432\u0430\u043d\u0438\u0435 \u0438 \u0432\u044b\u0432\u043e\u0434 \u0437\u0432\u0443\u043a\u0430 \u043f\u0440\u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u0438 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0432\u0445\u043e\u0434\u043d\u044b\u0445 \u0438 \u0432\u044b\u0445\u043e\u0434\u043d\u044b\u0445 \u043a\u0430\u043d\u0430\u043b\u043e\u0432 \u0438\u043b\u0438 \u0437\u0432\u0443\u043a\u043e\u0432\u044b\u0445 \u043a\u0430\u0440\u0442, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043d\u0430 \u043b\u0435\u0442\u0443 \u043c\u0435\u043d\u044f\u0442\u044c \u0444\u043e\u0440\u043c\u0430\u0442 \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e [&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-38100","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\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 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