{"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\/hu\/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>Open Media Sz\u00f6vets\u00e9g (<a rel=\"nofollow\" href=\"https:\/\/www.aomedia.org\">AOMedia<\/a>), amely fel\u00fcgyeli az AV1\/AV2 vide\u00f3k\u00f3dol\u00e1si form\u00e1tumok, az IAMF t\u00e9rhangz\u00e1s form\u00e1tum \u00e9s az AVIF k\u00e9pk\u00e9p form\u00e1tum fejleszt\u00e9s\u00e9t, <a rel=\"nofollow\" href=\"https:\/\/github.com\/AOMediaCodec\/avm\/releases\/tag\/v1.0.0\">k\u00f6zz\u00e9tett<\/a> a projekt kiad\u00e1s\u00e1t <a rel=\"nofollow\" href=\"https:\/\/github.com\/AOMediaCodec\/avm\">AVM (github.com)<\/a> 1.0.0, amely az AV2 vide\u00f3k\u00f3dol\u00e1si forma hivatalos referencia k\u00f3dol\u00f3 \u00e9s dek\u00f3dol\u00f3 implement\u00e1ci\u00f3j\u00e1nak fejleszt\u00e9s\u00e9re \u00f6sszpontos\u00edt. Az AVM optimaliz\u00e1lva van az ARM64, x86_64 \u00e9s MIPS architekt\u00far\u00e1khoz, \u00e9s kiterjesztett utas\u00edt\u00e1sk\u00e9szletek, p\u00e9ld\u00e1ul NEON, AVX2, SSE2\/3\/4, MSA \u00e9s DSPr2 felhaszn\u00e1l\u00e1s\u00e1val val\u00f3sul meg. Az AVM k\u00f3dja C nyelven \u00edr\u00f3dott, \u00e9s BSD licenc alatt terjesztik.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p>Kodek <a rel=\"nofollow\" href=\"https:\/\/av2.aomedia.org\">AV2 (aomedia.org)<\/a> licencd\u00edjak n\u00e9lk\u00fcl \u00e9rhet\u0151 el, \u00e9s az AV1 form\u00e1tum ut\u00f3djak\u00e9nt fejl\u0151dik tov\u00e1bb. Az AV2 kodek jellemz\u0151i:<\/p>\n<p><\/noindex><\/p>\n<ul>\n<li>Optim\u00e1l\u00e1s a streaming alkalmaz\u00e1sokhoz;<\/li>\n<li>Jav\u00edtott el\u0151rejelz\u00e9s a k\u00e9pk\u00f6zi v\u00e1ltoz\u00e1sokra;<\/li>\n<li>Jelent\u0151s javul\u00e1s az AV1-hez k\u00e9pest a t\u00f6m\u00f6r\u00edt\u00e9si m\u0171veletek teljes\u00edtm\u00e9ny\u00e9ben;<\/li>\n<li>Kiterjesztett t\u00e1mogat\u00e1s a virtu\u00e1lis \u00e9s kiterjesztett val\u00f3s\u00e1g lehet\u0151s\u00e9geihez;<\/li>\n<li>Sz\u00e9lesebb vizu\u00e1lis min\u0151s\u00e9gi sk\u00e1la t\u00e1mogat\u00e1sa;<\/li>\n<li>T\u00f6bb vide\u00f3 egyetlen video folyam keretein bel\u00fcl t\u00f6rt\u00e9n\u0151 egyidej\u0171 tov\u00e1bb\u00edt\u00e1sa, lehet\u0151v\u00e9 t\u00e9ve azok k\u00fcl\u00f6n megjelen\u00edt\u00e9s\u00e9t a k\u00e9perny\u0151n;<\/li>\n<li>Tov\u00e1bbi sz\u0171r\u0151k a zajcs\u00f6kkent\u00e9sre, a t\u00f6m\u00f6r\u00edt\u00e9s okozta artefaktumok cs\u00f6kkent\u00e9s\u00e9re \u00e9s a r\u00e9szletek meg\u0151rz\u00e9s\u00e9re.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>Az avm k\u00f6nyvt\u00e1r egyik k\u00eds\u00e9rleti kiad\u00e1s\u00e1nak tesztel\u00e9se sor\u00e1n az AV2 kodek haszn\u00e1lata 32,59%-os bitr\u00e1tacs\u00f6kken\u00e9st eredm\u00e9nyezett az AV1-hez k\u00e9pest az azonos min\u0151s\u00e9g mellett, a Netflix \u00e1ltal kidolgozott VMAF (Video Multi-Method Assessment Fusion) min\u0151s\u00e9gi \u00e9rt\u00e9kel\u00e9si metrik\u00e1k felhaszn\u00e1l\u00e1s\u00e1val. A <a rel=\"nofollow\" href=\"https:\/\/github.com\/ahmedabadr\/yuvpsnr\">PSRN-YUV<\/a> (Peak-Signal-to-Noise Ratio 14:1:1) metrik\u00e1k szerint a bitr\u00e1t\u00e1t 28,63%-kal cs\u00f6kkentett\u00fck.<\/p>\n<p><\/noindex><\/p>\n<p>Az AV1 k\u00f3dol\u00f3hoz hasonl\u00f3an az AV2 is hibrid, blokkorient\u00e1lt strukt\u00far\u00e1t alkalmaz, \u00e1m m\u00edg az AV1 csak 256\u00d7256-os szuperblokkokat t\u00e1mogat, az AV2 emellett teljesen rekurz\u00edv szekcion\u00e1l\u00e1st (partitioning) \u00e9s hat\u00e9konyabb vil\u00e1goss\u00e1g- \u00e9s sz\u00ednparam\u00e9terek elk\u00fcl\u00f6n\u00edt\u00e9s\u00e9t is lehet\u0151v\u00e9 teszi. Az AV2 egys\u00e9ges\u00edtett exponenci\u00e1lis kvantiz\u00e1tort haszn\u00e1l, amely sz\u00e9lesebb vil\u00e1goss\u00e1gi tartom\u00e1nyt \u00f6lel fel, \u00e9s nagyobb kvant\u00e1l\u00e1si pontoss\u00e1got biztos\u00edt 8-, 10- \u00e9s 12 bites vide\u00f3k eset\u00e9ben, valamint jobban kezeli az alacsony bitr\u00e1t\u00e1j\u00fa anyagokat. Az el\u0151rejelz\u00e9si lehet\u0151s\u00e9gek korszer\u0171s\u00edt\u00e9se a k\u00e9pk\u00f6zi v\u00e1ltoz\u00e1sokra a vil\u00e1goss\u00e1g \u00e9s sz\u00ednv\u00e1ltoz\u00e1s modellez\u00e9s\u00e9nek min\u0151s\u00e9g\u00e9t n\u00f6veli, figyelembe veszi az el\u0151z\u0151 7 k\u00e9pkock\u00e1t a modell l\u00e9trehoz\u00e1sakor, t\u00e1mogatja az id\u0151beli (temporal) interpol\u00e1ci\u00f3t \u00e9s jobb mozg\u00e1skezel\u00e9st biztos\u00edt a nagy felbont\u00e1s\u00fa vagy gyorsan v\u00e1ltoz\u00f3 tartalm\u00fa vide\u00f3k eset\u00e9ben.<\/p>\n<p>Forr\u00e1s: <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 5.0.3 - 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