{"id":34420,"date":"2019-10-31T21:58:13","date_gmt":"2019-10-31T18:58:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/google-i-binomial-otkryli-kod-sistemy-szhatiya-tekstur-basis-universal\/"},"modified":"2019-10-31T21:58:13","modified_gmt":"2019-10-31T18:58:13","slug":"google-i-binomial-otkryli-kod-sistemy-szhatiya-tekstur-basis-universal","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/google-i-binomial-otkryli-kod-sistemy-szhatiya-tekstur-basis-universal","title":{"rendered":"Google dhe Binomial hap\u00ebn kodin e sistemit t\u00eb kompresimit t\u00eb teksturave Basis Universal","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Kompania Google dhe Binomial hap\u00ebn<\/a><\/noindex> kodet burimore Basis Universal<\/a><\/noindex>, kodek p\u00ebr kompresimin efektiv t\u00eb teksteve dhe formati i tij universalis i skedarit «.basis» p\u00ebr shp\u00ebrndarjen e teksteve bazuar n\u00eb imazhe dhe video. Kodi i zbatimit referencial \u00ebsht\u00eb shkruar n\u00eb gjuh\u00ebn C++ dhe ofrohet<\/a><\/noindex> n\u00ebn licenc\u00ebn Apache 2.0. <\/p>\n

Basis Universal plot\u00ebson m\u00eb par\u00eb t\u00eb publikuar<\/a><\/noindex> sistemin e kompresimit t\u00eb t\u00eb dh\u00ebnave 3D Draco dhe p\u00ebrpiqet t\u00eb zgjidh\u00eb problemin e ofrimit t\u00eb teksturave p\u00ebr GPU. Deri tani, zhvilluesit kan\u00eb qen\u00eb t\u00eb kufizuar n\u00eb zgjedhjen midis formateve t\u00eb ulta q\u00eb ofrojn\u00eb performanc\u00eb t\u00eb lart\u00eb, por jan\u00eb specifike p\u00ebr GPU dhe z\u00ebn\u00eb shum\u00eb hap\u00ebsir\u00eb n\u00eb disk, dhe formateve t\u00eb tjera q\u00eb lejojn\u00eb tkurrje t\u00eb madh\u00ebsis\u00eb, por nuk mund t\u00eb konkurrojn\u00eb me teksturat e GPU-s\u00eb n\u00eb performanc\u00eb.<\/p>\n

Formati Basis Universal ofron performanc\u00eb n\u00eb nivelin e teksturave native p\u00ebr GPU, por siguron nj\u00eb nivel m\u00eb t\u00eb lart\u00eb kompresimi.
\nBasis \u00ebsht\u00eb nj\u00eb format nd\u00ebrmjet\u00ebs, i cili para p\u00ebrdorimit siguron rikodim t\u00eb shpejt\u00eb n\u00eb formate t\u00eb ndryshme t\u00eb ulta t\u00eb teksturave GPU, t\u00eb p\u00ebrdorura si n\u00eb sistemet desktop ashtu edhe n\u00eb pajisjet mobile. Aktualisht mb\u00ebshtetet translacioni n\u00eb formatet PVRTC1 (4bpp RGB), BC7 (modi 6 RGB), BC1-5, ETC1 dhe ETC2. N\u00eb t\u00eb ardhmen pritet mb\u00ebshtetje p\u00ebr formatin ASTC (RGB ose RGBA) dhe modet 4\/5 RGBA p\u00ebr formatin BC7 dhe 4bpp RGBA p\u00ebr PVRTC1.<\/p>\n

\"Google<\/a><\/noindex><\/center><\/p>\n

Teksturat n\u00eb formatin basis z\u00ebn\u00eb 6-8 her\u00eb m\u00eb pak memorie video dhe k\u00ebrkojn\u00eb t\u00eb transferojn\u00eb rreth dyfish m\u00eb shum\u00eb t\u00eb dh\u00ebna se teksturat tipike t\u00eb bazuara n\u00eb formatin JPEG dhe 10-25% m\u00eb pak se teksturat n\u00eb modin RDO. P\u00ebr shembull, p\u00ebr nj\u00eb imazh JPEG prej 891 Kb, nd\u00ebrsa tekstura ETC1 ka 1 Mb, madh\u00ebsia e t\u00eb dh\u00ebnave n\u00eb formatin Basis \u00ebsht\u00eb 469 Kb n\u00eb modin m\u00eb t\u00eb lart\u00eb t\u00eb cil\u00ebsis\u00eb. Kur tekstura ruhet n\u00eb memorien video, teksturat e p\u00ebrdorura n\u00eb testet me formatet JPEG dhe PNG konsumuan 16 Mb memorie, nd\u00ebrsa p\u00ebr teksturat n\u00eb formatin
\nBasis k\u00ebrkohej 2 Mb memorie n\u00eb rastin e translacionit n\u00eb BC1, PVRTC1 dhe ETC1, dhe 4 Mb n\u00eb rastin e translacionit n\u00eb BC7.<\/p>\n

\"Google<\/a><\/noindex><\/center><\/p>\n

Procesi i p\u00ebrkthimit t\u00eb aplikacioneve ekzistuese n\u00eb Basis Universal \u00ebsht\u00eb mjaft i thjesht\u00eb. Mjafton t\u00eb rikodoni tekstet ose imazhet ekzistuese n\u00eb formatin e ri me ndihm\u00ebn e utilitarit t\u00eb ofruar nga projekti «basisu», duke zgjedhur nivelin e nevojsh\u00ebm t\u00eb cil\u00ebsis\u00eb. M\u00eb pas, n\u00eb aplikacion, p\u00ebrpara kodit t\u00eb vizatimit, duhet t\u00eb inicializoni koduesin basisu, i cili p\u00ebrgjigjet p\u00ebr translacionin e formatit t\u00eb p\u00ebrkohsh\u00ebm n\u00eb formatin e mb\u00ebshtetur nga GPU aktual. Gjat\u00eb k\u00ebsaj kohe, imazhet n\u00eb t\u00eb gjith\u00eb zinxhirin e p\u00ebrpunimit mbeten t\u00eb kompresuara, p\u00ebrfshir\u00eb ngarkimin e tyre n\u00eb form\u00eb t\u00eb kompresuar n\u00eb GPU. N\u00eb vend t\u00eb rikodimit parazgjedh\u00ebs t\u00eb imazhit t\u00eb t\u00ebr\u00eb, GPU dekodon p\u00ebrzgjedhsh\u00ebm vet\u00ebm pjes\u00ebt e nevojshme t\u00eb imazhit. <\/p>\n

Mb\u00ebshtetet ruajtja n\u00eb nj\u00eb skedar t\u00eb grupeve t\u00eb heterogjene t\u00eb teksturave (cubemap), teksturave volumetrike, grupeve t\u00eb teksturave, niveleve mipmap, sekuencave t\u00eb videove ose fragmenteve t\u00eb rast\u00ebsishme t\u00eb teksturave. P\u00ebr shembull, \u00ebsht\u00eb e mundur paketimi n\u00eb nj\u00eb skedar t\u00eb seris\u00eb s\u00eb imazheve p\u00ebr t\u00eb krijuar video t\u00eb vogla ose bashkimi i disa teksturave duke p\u00ebrdorur nj\u00eb palet\u00eb t\u00eb p\u00ebrbashk\u00ebt p\u00ebr t\u00eb gjitha imazhet dhe deduplifikimin e modeleve tipike t\u00eb imazhit. Realizimi i kodifikuesit Basis Universal mb\u00ebshtet kodimin me shum\u00eb procese duke p\u00ebrdorur OpenMP. Kodifikuesi aktualisht funksionon vet\u00ebm n\u00eb modin nj\u00eb procesor.<\/p>\n

Shtes\u00eb \u00ebsht\u00eb n\u00eb dispozicion<\/a><\/noindex> Dekoduesi Basis Universal p\u00ebr shfletues, i ofruar n\u00eb formatin WebAssembly, mund t\u00eb p\u00ebrdoret n\u00eb aplikacionet web t\u00eb bazuara n\u00eb WebGL. N\u00eb fund, Google ka nd\u00ebrmend t\u00eb arrij\u00eb mb\u00ebshtetje p\u00ebr Basis Universal n\u00eb t\u00eb gjith\u00eb shfletuesit kryesor\u00eb dhe ta promovoj\u00eb at\u00eb si nj\u00eb format t\u00eb transportuesh\u00ebm t\u00eb teksturave p\u00ebr WebGL dhe specifikimin e ardhsh\u00ebm. WebGPU<\/a><\/noindex>, konceptualisht i ngjash\u00ebm me API Vulkan, Metal dhe Direct3D 12. <\/p>\n

V\u00ebrehet se mund\u00ebsia e integrimit t\u00eb videove me p\u00ebrpunim t\u00eb m\u00ebpassh\u00ebm vet\u00ebm n\u00eb an\u00ebn e GPU-s\u00eb e b\u00ebn Basis Universal nj\u00eb zgjidhje interesante p\u00ebr krijimin e nd\u00ebrfaqeve dinamike t\u00eb p\u00ebrdoruesit n\u00eb WebAssembly dhe WebGL, ku mund t\u00eb reflektohen nj\u00ebkoh\u00ebsisht qindra videove t\u00eb vogla me ngarkes\u00eb minimale n\u00eb CPU. Deri n\u00eb shfaqjen e mund\u00ebsis\u00eb p\u00ebr p\u00ebrdorimin e instrukcioneve SIMD n\u00eb WebAssembly me kode tradicionale nj\u00eb nivel i till\u00eb performanc\u00eb ende nuk \u00ebsht\u00eb arritur, k\u00ebshtu q\u00eb video t\u00eb bazuara n\u00eb tekstura mund t\u00eb p\u00ebrdoren n\u00eb fusha ku videoja e zakonshme nuk aplikohet. Aktualisht, po p\u00ebrgatitet p\u00ebr publikim kodi me optimizime t\u00eb tjera p\u00ebr videon, duke p\u00ebrfshir\u00eb mund\u00ebsin\u00eb e p\u00ebrdorimit I-frames dhe P-frames<\/a><\/noindex> me mb\u00ebshtetje p\u00ebr mbushjen adaptuese (CR). <\/p>\n

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

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

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Google \u0438 Binomial \u043e\u0442\u043a\u0440\u044b\u043b\u0438 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b Basis Universal, \u043a\u043e\u0434\u0435\u043a\u0430 \u0434\u043b\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u0441\u0436\u0430\u0442\u0438\u044f \u0442\u0435\u043a\u0441\u0442\u0443\u0440 \u0438 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u043e\u0433\u043e \u0441 \u043d\u0438\u043c \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0433\u043e \u0444\u043e\u0440\u043c\u0430\u0442\u0430 «.basis» \u0434\u043b\u044f \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0442\u0435\u043a\u0441\u0442\u0443\u0440 \u043d\u0430 \u0431\u0430\u0437\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439 \u0438 \u0432\u0438\u0434\u0435\u043e. \u041a\u043e\u0434 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421++ \u0438 \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0. Basis Universal \u0434\u043e\u043f\u043e\u043b\u043d\u044f\u0435\u0442 \u0440\u0430\u043d\u0435\u0435 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043d\u0443\u044e \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0441\u0436\u0430\u0442\u0438\u044f 3D-\u0434\u0430\u043d\u043d\u044b\u0445 Draco \u0438 \u043f\u044b\u0442\u0430\u0435\u0442\u0441\u044f \u0440\u0435\u0448\u0438\u0442\u044c […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":25932,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-34420","post","type-post","status-publish","format-standard","has-post-thumbnail","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\udd47Google dhe Binomial hap\u00ebn kodin e sistemit t\u00eb kompresimit t\u00eb teksturave Basis Universal | ProHoster","description":"Kompania Google dhe Binomial hap\u00ebn kodet 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