{"id":108295,"date":"2023-05-03T12:48:20","date_gmt":"2023-05-03T10:48:20","guid":{"rendered":"https:\/\/prohoster.info\/?p=108295"},"modified":"2023-05-03T15:10:38","modified_gmt":"2023-05-03T13:10:38","slug":"vypusk-kodirovshhika-video-svt-av1-1-5-razvivaemogo-kompaniej-intel","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/vypusk-kodirovshhika-video-svt-av1-1-5-razvivaemogo-kompaniej-intel","title":{"rendered":"L\u00ebshimi i koduesit t\u00eb videos SVT-AV1 1.5, zhvilluar nga kompanis\u00eb Intel","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"
\u00cbsht\u00eb publikuar versioni 1.5 i bibliotek\u00ebs SVT-AV1 (Scalable Video Technology AV1) me implementime t\u00eb koduesit dhe dekoduesit t\u00eb formatit t\u00eb kodifikimit t\u00eb videos AV1, p\u00ebr t\u00eb cilat jan\u00eb angazhuar mjetet e paralelizimit t\u00eb harduerit t\u00eb pranishme n\u00eb CPU-t\u00eb moderne Intel. Projekti \u00ebsht\u00eb krijuar nga kompania Intel n\u00eb partneritet me Netflix me q\u00ebllim q\u00eb t\u00eb arrihet nj\u00eb nivel performance t\u00eb p\u00ebrshtatsh\u00ebm p\u00ebr rikodimin n\u00eb koh\u00eb reale t\u00eb videove dhe p\u00ebrdorimin n\u00eb sh\u00ebrbimet q\u00eb ofrojn\u00eb video sipas k\u00ebrkes\u00ebs (VOD). Aktalisht, zhvillimi po kryhet n\u00ebn udh\u00ebheqjen e aleanc\u00ebs Open Media (AOMedia), e cila mbik\u00ebqyr zhvillimin e formatit t\u00eb kodifikimit t\u00eb videos AV1. M\u00eb her\u00ebt, projekti \u00ebsht\u00eb zhvilluar n\u00eb kuad\u00ebr t\u00eb projektit OpenVisualCloud, i cili gjithashtu zhvillon koduesit SVT-HEVC dhe SVT-VP9. Kodi shp\u00ebrndahet n\u00ebn licenc\u00ebn BSD. <\/p>\n
P\u00ebr t\u00eb p\u00ebrdorur SVT-AV1, nevojitet nj\u00eb procesor x86_64 q\u00eb mb\u00ebshtet instrukcionet AVX2. P\u00ebr kodimin e rrjedhave 10-bit AV1 me cil\u00ebsi 4K k\u00ebrkohen 48 GB RAM, 1080p \u2014 16 GB, 720p \u2014 8 GB, 480p \u2014 4 GB. P\u00ebr shkak t\u00eb kompleksitetit t\u00eb algoritmeve t\u00eb p\u00ebrdorura n\u00eb AV1, kodimi i k\u00ebtij formati k\u00ebrkon ndjesh\u00ebm m\u00eb shum\u00eb burime se formatet e tjera, e cila e b\u00ebn t\u00eb pamundur p\u00ebrdorimin e koduesit standard AV1 p\u00ebr rikodimin n\u00eb koh\u00eb reale. P\u00ebr shembull, koduesi standard nga projekti AV1 k\u00ebrkon 5721, 5869 dhe 658 her\u00eb m\u00eb shum\u00eb llogarithm\u00eb se koduesit x264 (profile 'main'), x264 (profile 'high') dhe libvpx-vp9. <\/p>\n
Nd\u00ebr ndryshimet n\u00eb versionin e ri t\u00eb SVT-AV1: <\/p>\n
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\u00cbsht\u00eb optimizuar kompromisi cil\u00ebsi\/shpejt\u00ebsi, si rezultat i t\u00eb cilit presets M1-M5 jan\u00eb p\u00ebrshpejtuar me 15-30%, nd\u00ebrsa presets M6-M13 me 1-3%.\n
\u00ebsht\u00eb shtuar nj\u00eb preset i ri MR (\u2014preset -1), i cili paraqitet si q\u00eb ofron cil\u00ebsi referuese.\n
\u00cbsht\u00eb optimizuar funksionimi i presets M8-M13 n\u00eb modalitetin e kodimit me vonesa t\u00eb ul\u00ebta.\n
Shtuar mb\u00ebshtetje p\u00ebr zgjedhjen dinamike t\u00eb strukturave hierarkike t\u00eb parashikimit t\u00eb ndryshimeve «miniGOP» (Grupi i Imazheve) p\u00ebr konfigurimet me qasje t\u00eb rastit, t\u00eb p\u00ebrfshira si standard n\u00eb presetet deri n\u00eb M9 p\u00ebrfshir\u00eb. Po ashtu, \u00ebsht\u00eb ofruar mund\u00ebsia p\u00ebr t\u00eb specifikuar nj\u00eb madh\u00ebsi fillestare m\u00eb t\u00eb vog\u00ebl t\u00eb miniGOP p\u00ebr t\u00eb p\u00ebrshpejtuar ngarkimin parashikues.\n