{"id":104691,"date":"2022-07-23T15:36:49","date_gmt":"2022-07-23T13:36:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-multimedia-paketa-ffmpeg-5-1"},"modified":"2022-07-23T15:36:49","modified_gmt":"2022-07-23T13:36:49","slug":"vypusk-multimedia-paketa-ffmpeg-5-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-multimedia-paketa-ffmpeg-5-1","title":{"rendered":"Utgivning av multimedia-paketet FFmpeg 5.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter sex m\u00e5naders utveckling \u00e4r multimediapaketet FFmpeg 5.1 tillg\u00e4ngligt, vilket inkluderar en upps\u00e4ttning applikationer och en samling bibliotek f\u00f6r operationer med olika multimediaformat (inspelning, konvertering och avkodning av ljud- och videoformat). Paketet distribueras under licenserna LGPL och GPL, och utvecklingen av FFmpeg sker parallellt med projektet MPlayer. Den betydande versions\u00e4ndringen f\u00f6rklaras av avsev\u00e4rda f\u00f6r\u00e4ndringar i API:et och \u00f6verg\u00e5ngen till ett nytt releasem\u00f6nster, enligt vilket nya stora utg\u00e5vor kommer att bildas en g\u00e5ng om \u00e5ret, medan utg\u00e5vor med ut\u00f6kat st\u00f6d kommer att ske vartannat \u00e5r. FFmpeg 5.0 kommer att bli den f\u00f6rsta LTS-utg\u00e5van av projektet.          <\/p>\n<p>Bland f\u00f6r\u00e4ndringarna som lagts till FFmpeg 5.1 kan vi n\u00e4mna:   <\/p>\n<ul>\n<li class=\"l\"> St\u00f6d f\u00f6r det decentraliserade filsystemet IPFS och protokollet som anv\u00e4nds f\u00f6r att knyta permanenta adresser IPNS har lagts till.\n<li class=\"l\"> St\u00f6d f\u00f6r bildformatet QOI har lagts till.\n<li class=\"l\"> St\u00f6d f\u00f6r bildformatet PHM (Portable Half float Map) har lagts till.\n<li class=\"l\">  M\u00f6jlighet att anv\u00e4nda VDPAU (Video Decode and Presentation) API f\u00f6r h\u00e5rdvaruacceleration av videodekodning i AV1-format har implementerats.\n<li class=\"l\"> St\u00f6det f\u00f6r det f\u00f6r\u00e5ldrade gr\u00e4nssnittet f\u00f6r h\u00e5rdvaruaccelererad videodekodning XvMC har upph\u00f6rt.\n<li class=\"l\"> Funktionen ffprobe har f\u00e5tt alternativet \u2018-o\u2019 f\u00f6r att skriva ut till en angiven fil ist\u00e4llet f\u00f6r den standardutg\u00e5ng som anv\u00e4nds.\n<li class=\"l\"> Nya avkodare har lagts till: DFPWM, Vizrt Binary Image.\n<li class=\"l\"> Nya kodare har lagts till: pcm-bluray, DFPWM, Vizrt Binary Image.\n<li class=\"l\"> Nya muxers f\u00f6r mediakontainrar har lagts till: DFPWM.\n<li class=\"l\"> Nya demuxers f\u00f6r mediakontainrar har lagts till: DFPWM.\n<li class=\"l\"> Nya filter f\u00f6r video:\n<ul>\n<li class=\"l\"> SITI - ber\u00e4kning av videokvalitetsegenskaper SI (Spatial Info) och TI (Temporal Info).\n<li class=\"l\"> avsynctest - utf\u00f6r en kontroll av synkroniseringen mellan ljud och video.\n<li class=\"l\"> feedback - omdirigering av beskurna bilder till ett annat filter med efterf\u00f6ljande sammanslagning av resultatet med den ursprungliga videon.\n<li class=\"l\"> pixelize - utf\u00f6r pixellering av videon.\n<li class=\"l\"> colormap - reflektering av f\u00e4rger fr\u00e5n andra videor.\n<li class=\"l\"> colorchart - generering av en f\u00e4rginst\u00e4llningstabell.\n<li class=\"l\"> multiply - multiplikation av pixelv\u00e4rden fr\u00e5n den f\u00f6rsta videon med pixlar fr\u00e5n den andra videon.\n<li class=\"l\"> pgs_frame_merge sammanfogar PGS-undertextsegment till ett paket (bitstream).\n<li class=\"l\"> blurdetect - identifierar osk\u00e4rpa i bilder.\n<li class=\"l\"> remap_opencl - utf\u00f6r remapping av pixlar.\n<li class=\"l\"> chromakey_cuda - en implementation av chromakey som anv\u00e4nder CUDA API f\u00f6r att snabba upp processen.    <\/ul>\n<li class=\"l\"> Nya filter f\u00f6r ljud:\n<ul>\n<li class=\"l\"> dialogue - generering av surroundljud (3.0) fr\u00e5n stereo, med \u00f6verf\u00f6ring till den centrala ljudkanalen av talade dialoger som finns i b\u00e5da stereokanalerna.\n<li class=\"l\"> tiltshelf - f\u00f6rstoring\/minskning av h\u00f6ga eller l\u00e5ga frekvenser.\n<li class=\"l\"> virtualbass - genererar en extra kanal med bas fr\u00e5n data i stereokanalerna.      <\/ul>\n<\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57543\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430-\u043f\u0430\u043a\u0435\u0442 FFmpeg 5.1, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0438 \u043a\u043e\u043b\u043b\u0435\u043a\u0446\u0438\u044e \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0434\u043b\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u043d\u0430\u0434 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430-\u0444\u043e\u0440\u043c\u0430\u0442\u0430\u043c\u0438 (\u0437\u0430\u043f\u0438\u0441\u044c, \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0438 \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0437\u0432\u0443\u043a\u043e\u0432\u044b\u0445 \u0438 \u0432\u0438\u0434\u0435\u043e\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0432). \u041f\u0430\u043a\u0435\u0442 \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\u044f\u043c\u0438 LGPL \u0438 GPL, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 FFmpeg \u0432\u0435\u0434\u0451\u0442\u0441\u044f \u0441\u043c\u0435\u0436\u043d\u043e \u0441 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u043c MPlayer. \u0417\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0441\u043c\u0435\u043d\u0430 \u043d\u043e\u043c\u0435\u0440\u0430 \u0432\u0435\u0440\u0441\u0438\u0438 \u043e\u0431\u044a\u044f\u0441\u043d\u044f\u0435\u0442\u0441\u044f \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f\u043c\u0438 \u0432 API \u0438 \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u043e\u043c \u043d\u0430 \u043d\u043e\u0432\u0443\u044e \u0441\u0445\u0435\u043c\u0443 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f [&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-104691","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430-\u043f\u0430\u043a\u0435\u0442 FFmpeg 5.1, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0438 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