{"id":52492,"date":"2019-11-09T00:00:00","date_gmt":"2019-11-08T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/pervyj-ofitsialnyj-vypusk-rav1e-kodirovshhika-av1-na-yazyke-rust"},"modified":"2020-02-18T14:00:13","modified_gmt":"2020-02-18T11:00:13","slug":"pervyj-ofitsialnyj-vypusk-rav1e-kodirovshhika-av1-na-yazyke-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/pervyj-ofitsialnyj-vypusk-rav1e-kodirovshhika-av1-na-yazyke-rust","title":{"rendered":"Die erste offizielle Version von rav1e, dem AV1-Encoder in Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Hat stattgefunden<\/a><\/noindex> Die erste Ausgabe des neuen Hochleistungs-Videocodierers AV1<\/a><\/noindex> \u2014 rav1e 0.1<\/a><\/noindex>, der von den Gemeinschaften Xiph und Mozilla gemeinsam entwickelt wird. Der Codec ist in Rust geschrieben und bietet im Vergleich zum Referenzcodec libaom eine signifikante Geschwindigkeitssteigerung und mehr Sicherheit. Der Projektcode wird verbreitet<\/a><\/noindex> unter der BSD-Lizenz stehen.<\/p>\n

Das AV1-Format \u00fcbertrifft deutlich x264 und libvpx-vp9 hinsichtlich der Kompression, aber aufgrund der komplexeren Algorithmen<\/a><\/noindex> ben\u00f6tigt es wesentlich mehr Zeit zum Codieren (in der Codierungsgeschwindigkeit ist libaom hunderte Male langsamer als libvpx-vp9 und tausende Male langsamer als x264). ben\u00f6tigt<\/a><\/noindex> Der Codec rav1e bietet 11 Leistungsstufen, von denen die h\u00f6chsten eine Geschwindigkeit nahe der Echtzeit-Codierung erm\u00f6glichen. Der Codec ist sowohl als Kommandozeilen-Tool als auch als Bibliothek verf\u00fcgbar.
\nAlle grundlegenden Funktionen von AV1 werden unterst\u00fctzt, einschlie\u00dflich der Unterst\u00fctzung von<\/p>\n

intra- und interkodierten Frames (
\nintra-inter<\/a><\/noindex> und -Frames), 64\u00d764 Superbl\u00f6cken, Farbsampling 4:2:0, 4:2:2 und 4:4:4, 8-, 10- und 12-Bit Farbtiefencodierung, RDO (Rate-Distortion Optimization) zur Vermeidung von Verzerrungen, verschiedene Modi zur Vorhersage interframe \u00c4nderungen und Transformationserkennung, Flusskontrolle und Szenenabschnittserkennung.<\/a><\/noindex>-Frames), Superbl\u00f6cke 64×64, Farbsubbildunterteilung 4:2:0, 4:2:2 und 4:4:4, 8-, 10- und 12-Bit Farbtiefencodec, RDO (Rate-Distortion-Optimierung) von Verzerrungen, verschiedene Vorhersagemodi f\u00fcr zwischenbildliche \u00c4nderungen und Erkennung von Transformationen, Steuerung der Bitrate und Erkennung von Szenencuts.<\/p>\n

<\/a><\/noindex><\/p>\n

Quelle: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043d\u043e\u0432\u043e\u0433\u043e \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \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 AV1 — rav1e 0.1, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u043d\u043e \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0430\u043c\u0438 Xiph \u0438 Mozilla. \u041a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \u0438 \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043e\u0442 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 libaom \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0443\u0432\u0435\u043b\u0438\u0447\u0435\u043d\u0438\u0435\u043c \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u0438 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u043d\u044b\u043c \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435\u043c \u043a \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \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. \u0424\u043e\u0440\u043c\u0430\u0442 AV1 \u0437\u0430\u043c\u0435\u0442\u043d\u043e \u043e\u043f\u0435\u0440\u0435\u0436\u0430\u0435\u0442 x264 \u0438 libvpx-vp9 \u043f\u043e \u0443\u0440\u043e\u0432\u043d\u044e […]<\/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-52492","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Die erste offizielle Ver\u00f6ffentlichung von rav1e, dem AV1-Encoder in der Sprache Rust | ProHoster","description":"\ud83e\udd47 Die erste offizielle Version von rav1e, dem AV1-Codec in Rust | 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