{"id":181819,"date":"2026-05-31T02:48:07","date_gmt":"2026-05-31T00:48:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/avm-1-0-0"},"modified":"2026-05-31T02:48:07","modified_gmt":"2026-05-31T00:48:08","slug":"avm-1-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/avm-1-0-0","title":{"rendered":"AVM 1.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/05\/eca437054988e84772aec0f34ffee525.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><noindex>      <noindex><\/p>\n<p>Aliancia Open Media (<a rel=\"nofollow\" href=\"https:\/\/www.aomedia.org\">AOMedia<\/a>), ktor\u00e1 riadi v\u00fdvoj video k\u00f3dovac\u00edch form\u00e1tov AV1\/AV2, form\u00e1tu priestorov\u00e9ho zvuku IAMF a form\u00e1tu obr\u00e1zkov AVIF, <a rel=\"nofollow\" href=\"https:\/\/github.com\/AOMediaCodec\/avm\/releases\/tag\/v1.0.0\">publikoval<\/a> uvedenie projektu <a rel=\"nofollow\" href=\"https:\/\/github.com\/AOMediaCodec\/avm\">AVM (github.com)<\/a> 1.0.0, ktor\u00e1 vyv\u00edja ofici\u00e1lnu referen\u010dn\u00fa implement\u00e1ciu k\u00f3dova\u010da a dek\u00f3dova\u010da video k\u00f3dovacieho form\u00e1tu AV2. AVM obsahuje optimaliz\u00e1cie pre procesory na b\u00e1ze architekt\u00fary ARM64, x86_64 a MIPS, realizovan\u00e9 pomocou roz\u0161\u00edren\u00fdch in\u0161truk\u010dn\u00fdch s\u00e1d NEON, AVX2, SSE2\/3\/4, MSA a DSPr2. K\u00f3d AVM je nap\u00edsan\u00fd v jazyku C a distribuuje sa pod licenciou BSD.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p>Kodek <a rel=\"nofollow\" href=\"https:\/\/av2.aomedia.org\">AV2 (aomedia.org)<\/a> nevy\u017eaduje licen\u010dn\u00e9 poplatky a vyv\u00edja sa ako n\u00e1stupca form\u00e1tu AV1. Zvl\u00e1\u0161tnosti kodeku AV2:<\/p>\n<p><\/noindex><\/p>\n<ul>\n<li>Optimaliz\u00e1cia pre pou\u017eitie v streamovan\u00ed;<\/li>\n<li>Vylep\u0161en\u00e9 predpovedanie medzi r\u00e1mcami;<\/li>\n<li>V\u00fdrazn\u00e9 zlep\u0161enie v\u00fdkonu kompresn\u00fdch oper\u00e1ci\u00ed v porovnan\u00ed s AV1;<\/li>\n<li>Roz\u0161\u00edren\u00e1 podpora funkci\u00ed pre virtu\u00e1lnu a roz\u0161\u00edren\u00fa realitu;<\/li>\n<li>Podpora \u0161ir\u0161ieho rozsahu vizu\u00e1lnej kvality;<\/li>\n<li>Mo\u017enos\u0165 s\u00fa\u010dasn\u00e9ho doru\u010dovania viacer\u00fdch vide\u00ed v r\u00e1mci jedn\u00e9ho video streamu s podporou ich oddelen\u00e9ho zobrazenia na obrazovke;<\/li>\n<li>Dodato\u010dn\u00e9 filtre na potla\u010denie \u0161umu, zn\u00ed\u017eenie artefaktov od kompresie a zachovanie detailov.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>Pri testovan\u00ed jedn\u00e9ho z experiment\u00e1lnych vydan\u00ed kni\u017enice avm pou\u017eitie kodeku AV2 umo\u017enilo dosiahnu\u0165 zn\u00ed\u017eenie bitratu o 32,59 % v porovnan\u00ed s kodekom AV1 pri rovnak\u00e9 \u00farovni kvality, pri pou\u017eit\u00ed hodnotiacich metrik VMAF (Video Multi-Method Assessment Fusion), vyvinut\u00fdch spolo\u010dnos\u0165ou Netflix. Pri pou\u017eit\u00ed metriky <a rel=\"nofollow\" href=\"https:\/\/github.com\/ahmedabadr\/yuvpsnr\">PSRN-YUV<\/a> (Peak-Signal-to-Noise Ratio 14:1:1) sa podarilo zn\u00ed\u017ei\u0165 bitrate o 28,63 %.<\/p>\n<p><\/noindex><\/p>\n<p>Tak ako v kodeku AV1, aj v AV2 je pou\u017eit\u00e1 hybridn\u00e1 blokov\u00e1 \u0161trukt\u00fara, av\u0161ak na rozdiel od AV1 podporuje v\u00e4\u010d\u0161ie superbloky 256\u00d7256, plne rekurz\u00edvne \u010dlenen\u00e9 sekc\u00ed (partitioning) a efekt\u00edvnej\u0161ie oddelenie parametrov jasu a farby. V AV2 sa pou\u017e\u00edva unifikovan\u00fd exponenci\u00e1lny kvantiz\u00e1tor, ktor\u00fd pokr\u00fdva \u0161ir\u0161\u00ed rozsah jasu a zabezpe\u010duje v\u00e4\u010d\u0161iu presnos\u0165 kvantiz\u00e1cie pre 8-, 10- a 12-bitov\u00e9 video, a lep\u0161ie zvl\u00e1da n\u00edzke bitraty. Mo\u017enosti predikcie medzi-kadrov\u00fdch zmien s\u00fa modernizovan\u00e9 na zv\u00fd\u0161enie kvality modelovania zmien jasu a farebnosti, pri\u010dom pri vytv\u00e1ran\u00ed modelu zoh\u013ead\u0148uj\u00fa a\u017e 7 predch\u00e1dzaj\u00facich sn\u00edmok, podporuj\u00fa \u010dasov\u00fa (temporal) interpol\u00e1ciu a lep\u0161ie spracov\u00e1vaj\u00fa pohyb vo videu s vysok\u00fdm rozl\u00ed\u0161en\u00edm alebo r\u00fdchlo meniacim sa obsahom.<\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/multimedia\/18306559\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0410\u043b\u044c\u044f\u043d\u0441 Open Media (AOMedia), \u043a\u0443\u0440\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0432 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0438\u0434\u0435\u043e AV1\/AV2, \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u043e\u0431\u044a\u0451\u043c\u043d\u043e\u0433\u043e \u0437\u0432\u0443\u043a\u0430 IAMF \u0438 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439 AVIF, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 AVM (github.com) 1.0.0, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u0443\u044e \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 \u0438 \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0438\u0434\u0435\u043e AV2. AVM \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u043b\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432 \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b ARM64, x86_64 \u0438 MIPS, \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u044b\u0445 \u043d\u0430\u0431\u043e\u0440\u043e\u0432 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439 NEON, AVX2, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":181820,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-181819","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - 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