{"id":94546,"date":"2020-09-18T13:42:07","date_gmt":"2020-09-18T11:42:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/biblioteki-szhatiya-lzham-i-crunch-perevedeny-v-obshhestvennoe-dostoyanie"},"modified":"2020-09-18T13:42:07","modified_gmt":"2020-09-18T11:42:07","slug":"biblioteki-szhatiya-lzham-i-crunch-perevedeny-v-obshhestvennoe-dostoyanie","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/biblioteki-szhatiya-lzham-i-crunch-perevedeny-v-obshhestvennoe-dostoyanie","title":{"rendered":"Die Komprimierungsbibliotheken LZHAM und Crunch wurden in die Gemeinfreiheit \u00fcbertragen.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Rich Geldreich <noindex><a rel=\"nofollow\" href=\"https:\/\/richg42.blogspot.com\/2020\/09\/lzham-and-crunch-are-now-in-public.html\">\u00fcbersetzt<\/a><\/noindex> von ihm entwickelte Komprimierungsbibliotheken <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/richgel999\/lzham_codec\/\">LZHAM<\/a><\/noindex> und <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/BinomialLLC\/crunch\/\">Crunch<\/a><\/noindex> in die Kategorie <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%9E%D0%B1%D1%89%D0%B5%D1%81%D1%82%D0%B2%D0%B5%D0%BD%D0%BD%D0%BE%D0%B5_%D0%B4%D0%BE%D1%81%D1%82%D0%BE%D1%8F%D0%BD%D0%B8%D0%B5\">gemeinfreies Eigentum<\/a><\/noindex> (Public Domain), das hei\u00dft, er hat vollst\u00e4ndig auf alle Urheberrechte verzichtet und die Verbreitung und Nutzung in jeder Form f\u00fcr alle ohne Einschr\u00e4nkungen erm\u00f6glicht. F\u00fcr Jurisdiktionen, in denen die Kategorie gemeinfreies Eigentum nicht anerkannt wird, wurden entsprechende Vorbehalte beibehalten. Fr\u00fchere Projekte wurden unter den Lizenzen MIT und ZLIB verbreitet.<\/p>\n<p>Die Crunch-Bibliothek bietet Mittel zur Komprimierung und Neucodierung von Texturen ohne Qualit\u00e4tsverlust unter Verwendung von Algorithmen <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/S3_Texture_Compression\">DXTn<\/a><\/noindex>. Crunch unterst\u00fctzt die Texturformate DXT1\/5\/N und 3DC und kann die Ergebnisse in die Formate DDS, CRN und KTX speichern. <\/p>\n<p>LZHAM bietet einen Komprimierungsalgorithmus, der f\u00fcr das Packen von Ressourcen optimiert ist, die in Spielanwendungen geliefert werden. Eine API, die mit Zlib kompatibel ist, wird unterst\u00fctzt. Zu den Besonderheiten von LZHAM geh\u00f6rt die M\u00f6glichkeit<br \/>\nTabellen zu verwenden (bis zu 64 KB gro\u00df), W\u00f6rterb\u00fccher (bis zu 500 MB), die Parallelisierung von Operationen \u00fcber mehrere Threads und die Anwendung von Delta-\u00c4nderungen, die es erm\u00f6glichen, \u00c4nderungen ohne Neupackung bereits komprimierter Dateien zu verbreiten.<\/p>\n<p>Im Hinblick auf das Komprimierungsniveau und die Verpackungsgeschwindigkeit ist die Implementierung von LZHAM mit LZMA vergleichbar, \u00fcbertrifft jedoch LZMA in der Geschwindigkeit der Dekomprimierung um das 1,5- bis 8-fache (aber ist langsamer als zlib). Im Vergleich zu ZSTD \u00fcbertrifft LZHAM diesen Algorithmus hinsichtlich der Kompressionseffizienz, f\u00e4llt jedoch in der Kodierungsgeschwindigkeit um fast einen Faktor zur\u00fcck und ist in der Dekodierungsgeschwindigkeit nur leicht langsamer.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Quelle: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53733\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0438\u0447 \u0413\u0435\u043b\u0434\u0440\u0438\u0445 (Rich Geldreich) \u043f\u0435\u0440\u0435\u0432\u0451\u043b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u044b\u0435 \u0438\u043c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0441\u0436\u0430\u0442\u0438\u044f LZHAM \u0438 Crunch \u0432 \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u044e \u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f (Public Domain), \u0442.\u0435. \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043e\u0442\u043a\u0430\u0437\u0430\u043b\u0441\u044f \u043e\u0442 \u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0445 \u0430\u0432\u0442\u043e\u0440\u0441\u043a\u0438\u0445 \u043f\u0440\u0430\u0432 \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u0438\u043b \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u043b\u044e\u0431\u043e\u0439 \u0444\u043e\u0440\u043c\u0435 \u0432\u0441\u0435\u043c\u0438 \u0431\u0435\u0437 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0439. \u0414\u043b\u044f \u044e\u0440\u0438\u0441\u0434\u0438\u043a\u0446\u0438\u0439, \u0433\u0434\u0435 \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u044f \u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f \u043d\u0435 \u043f\u0440\u0438\u0437\u043d\u0430\u0451\u0442\u0441\u044f, \u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u044b \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u043e\u0433\u043e\u0432\u043e\u0440\u043a\u0438. \u0420\u0430\u043d\u0435\u0435 \u043f\u0440\u043e\u0435\u043a\u0442\u044b \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u043b\u0438\u0441\u044c \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u044f\u043c\u0438 MIT \u0438 [&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-94546","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0420\u0438\u0447 \u0413\u0435\u043b\u0434\u0440\u0438\u0445 (Rich Geldreich) \u043f\u0435\u0440\u0435\u0432\u0451\u043b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u044b\u0435 \u0438\u043c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0441\u0436\u0430\u0442\u0438\u044f\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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