{"id":105064,"date":"2022-09-11T03:36:39","date_gmt":"2022-09-11T01:36:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-svobodnyj-zvukovoj-kodek-flac-1-4"},"modified":"2022-09-11T03:36:39","modified_gmt":"2022-09-11T01:36:39","slug":"opublikovan-svobodnyj-zvukovoj-kodek-flac-1-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/opublikovan-svobodnyj-zvukovoj-kodek-flac-1-4","title":{"rendered":"Avaldatud tasuta helikodek FLAC 1.4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>P\u00e4rast \u00fcheksa aastat alates eelneva olulise versiooni avaldamisest esitles Xiph.Org'i kogukond uut versiooni avatud allika koodekist FLAC 1.4.0, mis v\u00f5imaldab kvaliteetset helikodeerimist ilma kvaliteedi kadumiseta. FLAC kasutab ainult andmekadudeta kodeerimise meetodeid, mis tagavad algse helivoogude kvaliteedi t\u00e4ieliku s\u00e4ilitamise ja selle identilisuse kodeeritud versiooniga. Kasutatavad kaotusteta kokkusurutuse meetodid v\u00f5imaldavad v\u00e4hendada algse helivoogude suurust 50-60%. FLAC on t\u00e4iesti avatud voogedastuse formaat, mis t\u00e4hendab, et mitte ainult kodeerimise ja dekodeerimise funktsioonide teoste raamatukogud on avatud, vaid ka spetsifikatsioonide kasutamise piiranguid ei eksisteeri. Raamatukogude kood levitatakse BSD litsentsi alusel.    <\/p>\n<p>Oluliste muudatuste seas v\u00f5ib m\u00e4rkida:  <\/p>\n<ul>\n<li class=\"l\">  Lisatud on tugi 32-bitise kvantimisressursi (bit-per-sample) kodeerimise ja dekodeerimise jaoks.\n<li class=\"l\"> Kompresse t\u00f5husus on t\u00f5usnud tasemetel 3 kuni 8, hindeks on kerge kodeerimiskiirus z\u00fckkumine, mis tuleneb autokorrelatsiooni arvutuste t\u00e4psuse suurenemisest. Kodeerimiskiirus tasemetel 0, 1 ja 2 on suurenenud. Tasemetel 1 kuni 4 on kompressiooni veidi t\u00e4iustatud t\u00e4nu adaptiivse heuristika muutusele.\n<li class=\"l\"> Kompressioonikiirus on 64-bitistel ARMv8 protsessoritel m\u00e4rkimisv\u00e4\u00e4rselt suurenend, t\u00e4nu NEON instructsioonide kasutusele. Tootlikkus on suurenenud x86_64 protsessoritel, mis toetavad FMA instruktsioonide komplekti.\n<li class=\"l\"> libFLAC ja libFLAC++ teegid on saanud muutusi API ja ABI osas (versioonile 1.4 \u00fcleviimisel on tarvis rakendused uuesti koostada).\n<li class=\"l\"> XMMS'i plugina tugi on kuulutatud vananenuks ja eemaldatakse j\u00e4rgmises versioonis.\n<li class=\"l\"> libFLAC teegis ja flac utiliidis on n\u00fc\u00fcd v\u00f5imalik piirata FLAC-failide minimaalset bitikiirus, kuni 1 bitini v\u00f5tet (mis v\u00f5ib olla kasulik live-edastuste korraldamisel).\n<li class=\"l\"> N\u00fc\u00fcd on v\u00f5imalik kodeerida faile, mille diskreetimise sagedus on kuni 1048575 Hz.\n<li class=\"l\"> FLAC utiliid on rakendatud uued valikud &#171;&#8212;limit-min-bitrate&#187; ja &#171;&#8212;keep-foreign-metadata-if-present&#187;.     <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57761\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043f\u0443\u0441\u0442\u044f \u0434\u0435\u0432\u044f\u0442\u044c \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0448\u043b\u043e\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e Xiph.Org \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u043e \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0435\u043a\u0430 FLAC 1.4.0, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0437\u0432\u0443\u043a\u0430 \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 [&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-105064","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043f\u0443\u0441\u0442\u044f \u0434\u0435\u0432\u044f\u0442\u044c \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 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