{"id":139661,"date":"2025-07-21T23:11:54","date_gmt":"2025-07-21T21:11:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupna-biblioteka-openapv-0-2-s-etalonnoj-realizacziej-videokodeka-apv"},"modified":"2025-07-21T23:11:54","modified_gmt":"2025-07-21T21:11:54","slug":"dostupna-biblioteka-openapv-0-2-s-etalonnoj-realizacziej-videokodeka-apv","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/dostupna-biblioteka-openapv-0-2-s-etalonnoj-realizacziej-videokodeka-apv","title":{"rendered":"La biblioth\u00e8que OpenAPV 0.2 avec une impl\u00e9mentation de r\u00e9f\u00e9rence du codec vid\u00e9o APV est maintenant disponible","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La sortie de la biblioth\u00e8que OpenAPV a \u00e9t\u00e9 publi\u00e9e, fournissant une impl\u00e9mentation de r\u00e9f\u00e9rence du codec vid\u00e9o APV (Advanced Professional Video), con\u00e7u pour l'enregistrement et le traitement vid\u00e9o professionnels sans perte de qualit\u00e9. Le code de la biblioth\u00e8que est \u00e9crit en C et distribu\u00e9 sous la licence BSD. Le projet est d\u00e9velopp\u00e9 par l'Academy Software Foundation, fond\u00e9e par l'Academy of Motion Picture Arts (\u00c9tats-Unis) et par la Linux Foundation avec pour objectif de promouvoir l'utilisation de logiciels open source dans le processus de cr\u00e9ation de films.     <\/p>\n<p>Le format APV garantit une bande passante \u00e9lev\u00e9e et une faible complexit\u00e9 de codage intra-image, tout en assurant l'absence de perte de qualit\u00e9 lors de la recompression. Il prend en charge les r\u00e9solutions 2K, 4K et 8K, le standard HDR10\/10+ pour un usage d'une plage dynamique \u00e9tendue dans la vid\u00e9o, le tiling pour parall\u00e9liser le codage\/d\u00e9codage, divers formats d'\u00e9chantillonnage des couleurs, la vid\u00e9o multi-vues, et l'ajout de m\u00e9tadonn\u00e9es (profondeur, transparence, donn\u00e9es de pr\u00e9visualisation). Pour acc\u00e9l\u00e9rer le traitement, la biblioth\u00e8que OpenAPV prend en charge le codage et le d\u00e9codage multithreading, ainsi que des optimisations utilisant des jeux d'instructions avanc\u00e9es comme NEON (ARM) et SSE\/AVX (x86).    <\/p>\n<p>La nouvelle version ajoute la prise en charge des familles APV (APV family), d\u00e9finissant des configurations types du codec r\u00e9pondant \u00e0 des exigences de taille et de bit rate sp\u00e9cifiques. Les derni\u00e8res r\u00e9visions des sp\u00e9cifications ont \u00e9t\u00e9 prises en compte. La prise en charge des profils 422-12, 444-10, 444-12, 4444-10, 4444-12 et 400-10 a \u00e9t\u00e9 ajout\u00e9e. Des optimisations ont \u00e9t\u00e9 mises en place pour r\u00e9duire le temps de codage et de d\u00e9codage. Des m\u00e9thodes d'acc\u00e8s s\u00e9curis\u00e9 au tampon du flux binaire (bitstream) et de gestion des m\u00e9tadonn\u00e9es ont \u00e9t\u00e9 r\u00e9alis\u00e9es. L'API a \u00e9t\u00e9 \u00e9largie.<br \/>\n<br \/>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63612\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenAPV, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0439 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0432\u0438\u0434\u0435\u043e\u043a\u043e\u0434\u0435\u043a\u0430 APV (Advanced Professional Video), \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u043f\u0440\u043e\u0444\u0435\u0441\u0441\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0439 \u0437\u0430\u043f\u0438\u0441\u0438 \u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0432\u0438\u0434\u0435\u043e \u0431\u0435\u0437 \u043f\u043e\u0442\u0435\u0440\u0438 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430. \u041a\u043e\u0434 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f Academy Software Foundation, \u0443\u0447\u0440\u0435\u0436\u0434\u0451\u043d\u043d\u0430\u044f \u0410\u043a\u0430\u0434\u0435\u043c\u0438\u0435\u0439 \u043a\u0438\u043d\u0435\u043c\u0430\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0438\u0441\u043a\u0443\u0441\u0441\u0442\u0432 (\u0421\u0428\u0410) \u0438 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Linux Foundation \u0441 \u0446\u0435\u043b\u044c\u044e \u043f\u0440\u043e\u0434\u0432\u0438\u0436\u0435\u043d\u0438\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0433\u043e \u041f\u041e \u0432 [&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-139661","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com 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