{"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\/lv\/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 alianses (<a rel=\"nofollow\" href=\"https:\/\/www.aomedia.org\">AOMedia<\/a>), kas vada AV1\/AV2 video kodeku form\u0101tu, IAMF telpisk\u0101 ska\u0146a un AVIF att\u0113lu form\u0101tu izstr\u0101di, <a rel=\"nofollow\" href=\"https:\/\/github.com\/AOMediaCodec\/avm\/releases\/tag\/v1.0.0\">public\u0113jis<\/a> projekta izlai\u0161ana <a rel=\"nofollow\" href=\"https:\/\/github.com\/AOMediaCodec\/avm\">AVM (github.com)<\/a> 1.0.0, kas att\u012bsta ofici\u0101lo AV2 video kodeka enkodera un dekodera atsauci. AVM ietver optimiz\u0101cijas ARM64, x86_64 un MIPS arhitekt\u016bras procesoriem, kas \u012bstenotas, izmantojot papla\u0161in\u0101t\u0101s instrukciju kopas NEON, AVX2, SSE2\/3\/4, MSA un DSPr2. AVM kods ir rakst\u012bts C valod\u0101 un izplat\u012bts saska\u0146\u0101 ar BSD licenci.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p>Kodeks <a rel=\"nofollow\" href=\"https:\/\/av2.aomedia.org\">AV2 (aomedia.org)<\/a> nepieprasa licen\u010du maks\u0101jumus un tiek att\u012bst\u012bts k\u0101 AV1 form\u0101ta p\u0113ctecis. AV2 kodeka iez\u012bmes:<\/p>\n<p><\/noindex><\/p>\n<ul>\n<li>Optimizations straum\u0113\u0161anai;<\/li>\n<li>Uzlabota starpiek\u0161u izmai\u0146u prognoz\u0113\u0161ana;<\/li>\n<li>B\u016btisks uzlabojums sal\u012bdzin\u0101jum\u0101 ar AV1 kompresijas oper\u0101ciju veiktsp\u0113j\u0101;<\/li>\n<li>Papla\u0161in\u0101ta atbalsta iesp\u0113ja virtu\u0101lajai un papla\u0161in\u0101tai realit\u0101tei;<\/li>\n<li>Atbalsts pla\u0161\u0101kam vizu\u0101l\u0101s kvalit\u0101tes diapazonam;<\/li>\n<li>Iesp\u0113ja vienlaikus pieg\u0101d\u0101t vair\u0101kus video vien\u0101 video pl\u016bsm\u0101 ar to atsevi\u0161\u0137u att\u0113lo\u0161anu ekr\u0101n\u0101;<\/li>\n<li>Papildu filtri trok\u0161\u0146u samazin\u0101\u0161anai, kompresijas artefaktu samazin\u0101\u0161anai un s\u012bkdat\u0146u saglab\u0101\u0161anai.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>Test\u0113jot vienu no eksperiment\u0101lajiem avm bibliot\u0113kas laidieniem, AV2 kodeka izmanto\u0161ana \u013c\u0101va samazin\u0101t bitreitu par 32.59% sal\u012bdzin\u0101jum\u0101 ar AV1 kodeku, saglab\u0101jot l\u012bdz\u012bgu kvalit\u0101ti, izmantojot Netflix izstr\u0101d\u0101t\u0101s VMAF (Video Multi-Method Assessment Fusion) kvalit\u0101tes nov\u0113rt\u0113\u0161anas metrikas. Izmantojot metrikas <a rel=\"nofollow\" href=\"https:\/\/github.com\/ahmedabadr\/yuvpsnr\">PSRN-YUV<\/a> (Peak-Signal-to-Noise Ratio 14:1:1) bija iesp\u0113jams samazin\u0101t bitreitu par 28.63%.<\/p>\n<p><\/noindex><\/p>\n<p>T\u0101pat k\u0101 AV1 kodek\u0101, ar\u012b AV2 ir izmantota hibr\u012bda blokveida strukt\u016bra, ta\u010du at\u0161\u0137ir\u012bb\u0101 no AV1 tiek atbalst\u012bti liel\u0101ki superbloki 256\u00d7256, piln\u012bga rekurs\u012bva sadal\u012b\u0161ana (partitioning) un efekt\u012bv\u0101ka spilgtuma un kr\u0101sas parametru atdal\u012b\u0161ana. AV2 izmanto vienotu eksponenci\u0101lo kvantizatoru, kas aptver pla\u0161\u0101ku spilgtuma diapazonu un nodro\u0161ina liel\u0101ku kvant\u0113\u0161anas precizit\u0101ti 8-, 10- un 12-bit videoklipiem, k\u0101 ar\u012b lab\u0101k kontrol\u0113 zemos bitu p\u0101rraides \u0101trumus. Starpkadru izmai\u0146u prognoz\u0113\u0161anas iesp\u0113jas ir moderniz\u0113tas, lai uzlabotu spilgtuma un kr\u0101sas izmai\u0146u model\u0113\u0161anas kvalit\u0101ti, \u0146emot v\u0113r\u0101 l\u012bdz 7 iepriek\u0161\u0113jiem kadriem, tiek atbalst\u012bta laika (temporal) interpol\u0101cija un lab\u0101k apstr\u0101d\u0101ta kust\u012bba augstas iz\u0161\u0137irtsp\u0113jas video vai \u0101tri main\u012bg\u0101 satur\u0101.<\/p>\n<p>Avots: <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 5.0.5 - 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