{"id":121849,"date":"2025-02-11T20:22:05","date_gmt":"2025-02-11T18:22:05","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-svobodnyj-zvukovoj-kodek-flac-1-5"},"modified":"2025-02-11T20:22:05","modified_gmt":"2025-02-11T18:22:05","slug":"opublikovan-svobodnyj-zvukovoj-kodek-flac-1-5","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/opublikovan-svobodnyj-zvukovoj-kodek-flac-1-5","title":{"rendered":"Den tabsl\u00f8se lydkodek FLAC 1.5 er offentliggjort","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Xiph.Org-samfundet har udgivet en opdatering af den frie lydkodek FLAC 1.5.0, som muligg\u00f8r komprimering af lyd uden tab af kvalitet. FLAC bruger kun metoder til kodning uden datatab (lossless), hvilket sikrer, at den oprindelige kvalitet af lydstr\u00f8mmen bevares fuldt ud og forbliver identisk med referencen, som er blevet kodet. De tabsl\u00f8se komprimeringsmetoder tillader samtidig at reducere st\u00f8rrelsen p\u00e5 den oprindelige lydstr\u00f8m med 50-60%. FLAC er et helt frit streamingformat, der indeb\u00e6rer ikke kun \u00e5benhed af biblioteker til implementering af kodnings- og dekodningsfunktioner, men ogs\u00e5 frav\u00e6ret af restriktioner i brugen af specifikationer og skabelsen af afledte versioner. Koden til bibliotekerne distribueres under BSD-licensen.  <\/p>\n<p>Blandt \u00e6ndringerne i den nye version:  <\/p>\n<ul>\n<li class=\"l\"> Den flerkernede koderen er blevet aktiveret. Den flerkernede kode kan bruges via libFLAC eller via kommandolinjev\u00e6rkt\u00f8jet flac.\n<li class=\"l\"> Muligheden for dekodning af k\u00e6dede Ogg-filer, hvor flere uafh\u00e6ngige FLAC-lydstr\u00f8mme er pakket ind i \u00e9n fil, er blevet tilf\u00f8jet.\n<li class=\"l\"> I libFLAC, libFLAC++ og metaflac er der implementeret st\u00f8tte til at skrive til en ny fil ved \u00e6ndring af metadata, i stedet for at overskrive den eksisterende fil. I libFLAC er der ved \u00e6ndring af metadata tilf\u00f8jet en kontrol for at angive en symbolsk henvisning som inputfil og implementeret beskyttelse mod skrivning til s\u00e5danne filer ved at erstatte filen p\u00e5 stedet.\n<li class=\"l\"> API'erne for bibliotekerne libFLAC og libFLAC++ er blevet udvidet.\n<li class=\"l\"> Implementeringen af LMS (Loose Mid-Side) til flerkernede operationer, der separat koder den f\u00e6lles information for stereokanalerne og forskellen mellem venstre og h\u00f8jre kanal, er blevet tilpasset.\n<li class=\"l\"> St\u00f8tte til kompilering til WebAssembly-pr\u00e6sentation er blevet implementeret med Emscripten-kompilatoren.\n<li class=\"l\"> Specifikationen for FLAC-formatet er fastlagt i RFC 9639.\n<li class=\"l\"> I v\u00e6rkt\u00f8jet flac er der tilf\u00f8jet en kontrol af MD5-hashes ved rekodning af eksisterende FLAC-filer. I testtilstand &#171;flac -t&#187; analyseres nu alle metadata-bokse, og der vises advarsler ved opdagelse af ID3v1-metadata. Den indbyggede hj\u00e6lp til tilg\u00e6ngelige muligheder er blevet forbedret. Formatet til opbevaring af eksterne metadata, som anvendes af flac-v\u00e6rkt\u00f8jet, er dokumenteret.\n<li class=\"l\"> Licensen for dokumentationen GFDL (GNU Free Documentation License) er opdateret til version 1.3 (f\u00f8r var det version 1.2).         <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62708\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e Xiph.Org \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u043a\u043e\u0434\u0435\u043a\u0430 FLAC 1.5.0, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0441\u0436\u0438\u043c\u0430\u0442\u044c \u0437\u0432\u0443\u043a \u0431\u0435\u0437 \u043f\u043e\u0442\u0435\u0440\u0438 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430. FLAC \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043c\u0435\u0442\u043e\u0434\u044b \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0431\u0435\u0437 \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 (lossless), \u0447\u0442\u043e \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u0443\u0435\u0442 \u043f\u043e\u043b\u043d\u0443\u044e \u0441\u043e\u0445\u0440\u0430\u043d\u043d\u043e\u0441\u0442\u044c \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430 \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u043f\u043e\u0442\u043e\u043a\u0430 \u0438 \u0435\u0433\u043e \u0438\u0434\u0435\u043d\u0442\u0438\u0447\u043d\u043e\u0441\u0442\u044c \u0441 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u044b\u043c \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u043c, \u043f\u043e\u0434\u0432\u0435\u0440\u0433\u043d\u0443\u0442\u044b\u043c \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044e. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u043c\u0435\u0442\u043e\u0434\u044b \u0441\u0436\u0430\u0442\u0438\u044f \u0431\u0435\u0437 \u043f\u043e\u0442\u0435\u0440\u044c \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0443\u043c\u0435\u043d\u044c\u0448\u0438\u0442\u044c \u0440\u0430\u0437\u043c\u0435\u0440 \u0438\u0441\u0445\u043e\u0434\u043d\u043e\u0433\u043e \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u043f\u043e\u0442\u043e\u043a\u0430 \u043d\u0430 50-60%. [&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-121849","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=\"\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e Xiph.Org \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u043a\u043e\u0434\u0435\u043a\u0430 FLAC 1.5.0, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0441\u0436\u0438\u043c\u0430\u0442\u044c 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