Opus ndi wamakono otsegulira audio codec kuti amadula MP3 ndi AAC pa bitrates pansi, chifukwa chake mawu kucheza ndi kusonkhana ntchito izo.
Ntchito Zofala
Voice calls
Low-latency streaming
Web audio
Opus Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu
Kodi ndi fayilo ya Opus?
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Opus is an open audio codec designed for interactive speech and music transmission.
Kodi kuchuluka kwabwino kwatha kuwonongeka m'fayilo ya Opus?
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Opus compresses ndi modeling zimene nkhope sadzaona - chisoni maganizo ozungulira pansi olimba, ma frequencies pa malire a kumvetsera - ndi mwamsanga kuchotsa izo. Pa bitrate bwino kuti ndi inaudible kwa pafupifupi aliyense. zimene sizosatheka ndi reversible, kotero kusintha kuti lossless mtundu amateteza dziko latsopano kuposa kubwezeretsa oyambirira. Opus imasintha kuchokera pa mawu a 6 kbps mono kupita ku nyimbo za stereo za 510 kbps m'njira yofanana ndi bitstream ndipo imasintha mobwerezabwereza.
Nchifukwa chiyani zinthu zambiri za webusaiti zimaperekedwa ngati Opus?
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Chifukwa cha izi, imapangidwa kuti ikwaniritse ntchitoyi: mafayilo ang'onoang'ono, kukhazikitsidwa kwamphamvu, palibe plugin ndi lisensi yokhumudwitsa. Izi zimapangitsa kuti ikhale yoyenera pakupanga ndi kulephera pazinthu zonse - zosintha, ma galseriya a foni ndi zida zakale zimazi ignore. Kusintha kwa mtundu wazofunikira ndi zomwe zimapangitsa kuti zinthu zomwe zatsitsa zitha kugwiritsidwa ntchito pa intaneti. Opus ndi codec yowonongeka kwambiri yomwe imawoneka bwino kwambiri pa bitrates yaying'ono ndi malire owoneka bwino, ndipo imagwira ntchito ndi WhatsApp, Discord ndi WebRTC.
Kodi woimba, album ndi kusindikiza kwa Opus yanga kumatha kusinthidwa?
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Amachita komwe mtundu wofunikira uli ndi malo omwe angawaike. Opus amayendetsa ma tag ndi mapangidwe ophatikizidwa ngati gawo la fayilo, ndipo kusintha kwa ma copy a pamalo onse omwe amamvetsetsa. Ma targets opanda malire ndi osiyana - adafotokozedwa pambuyo poti kulemba kwa tag ndi koyenera ndipo samangokhala ndi chilichonse, choncho buku losinthidwa limakhala ngati mchenga wa nyimbo zopanda dzina.
Kodi Opus fayilo imatha kunyamula 5.1 surround mix?
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Yes — format imagwira bwino ntchito ndi ma channels ambiri kuposa awiri, kotero kuti surround mix imasunga ma channels ake ophatikizidwa moyenera, osati kuikidwa mu stereo panjira. Kodi mumamva ngati surround kumadalira pa mbali ya mbali: wolandirayo adzachotsa ma channels onse, foni idzalowetsa panthawi yosewera popanda vuto lililonse. Kusintha kwa stereo-only format kumachititsa kuti kuikidwa kukhale kosalekeza.
Kodi Opus ndi yatsopano kwambiri kuti ithandizidwe mokwanira?
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Kuchepetsa choncho chaka chilichonse, koma kusiyana ndi lakuti. Software thandizo anafika mofulumira; hardware thandizo akubwera ndi zipangizo zatsopano, ndipo foni, TV kapena wosewera mpira m'mbuyomu inu angathe kungokhala preeminent izo. pamene ali ovomerezeka ndi kuyerekeza bwino kuposa mtundu amasintha, chifukwa chake ndi bwino kusintha kwa kutumiza ndi kusinthidwa kwa kugwirizana.
Kodi Opus idzasewera mobwerezabwereza patsamba la webusaiti?
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Ndikukhulupirira. Opus ndi imodzi mwamaudindo a audio omwe amagwiritsa ntchito masamba, motero amatha kutulutsidwa m'mawu a audio kapena wosewera podcast ndipo amagwira ntchito zonse popanda plugin kapena fayilo ya fallback. Izi zimapangitsa kuti zikhale zotetezeka zofalitsa, ndipo chifukwa chake kusinthira kujambula kwa exotic ku mtunduwu ndi nthawi zambiri njira yofupikitsa kuti ikhale yosewera patsamba.
Kodi ndiyenera kusintha bwanji mafayilo anga a Opus?
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Kugwirizana ndi malo osankhidwa, si cholinga. Kwa nyimbo, 256 mpaka 320 kbps ndi zosaoneka kwa aliyense womvetsera; kwa mawu ndi podcasts, 96 mpaka 128 kbps ndi zambiri ndipo amadula fayiloyo ku theka. Kulemba mawu kudzera pa ma bitrate ochokera kumawononga malo - amasunga mawu omwe kale apita kudzera pa lossy pass ndipo sabwezeretsa chilichonse chomwe chimatulutsidwa ndi wolemba mawu woyamba.
Kodi ndi ndani amene amayendetsa mtundu wa Opus?
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Palibe munthu, m'njira imeneyi: zofunikira ndi za anthu, kukhazikitsidwa kwa ntchito ndi kopanda malire, ndipo palibe kampani yomwe ingasinthe zofunikira zaposachedwapa. Izi ndichifukwa chake zimawonekera m'mapulogalamu otsegulira mapulogalamu ndi m'malamulo a archiving, komwe mtundu woyang'anira wogulitsa m'modzi ndi wowopsa. Kugulitsa ndi kuthandizira kwachuma - nthawi zambiri ndi mtundu womwe uli ndi zofunikira zabwino kwambiri ndi kugwirizana kwa chipangizo chosagwirizana. Opus ndi IETF standard kuchokera 2012 kuti anagwirizana Skype's SILK mawu codec ndi Xiph's CELT nyimbo codec mu imodzi kupanga.
Kodi kusintha kumasintha kuchuluka kwa sampling ya Opus audio yanga?
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Sichoncho ngati simukupempha kuti ichite zimenezi. Kusintha kumasunga mitengo ya machitidwe a m'mawu ochokera - 48 kHz imakhala 48 kHz, 44.1 kHz imakhala 44.1 kHz - chifukwa kubwezeretsa machitidwe a m'machitidwe ndi mtengo wotsika wabwino wopanda phindu pamene palibe chomwe chimafuna kuti. Zosagwirizana ndi izi ndi zachidziwikire: ma CD a nyimbo amafuna 44.1 kHz, ena mwa osewera a hardware oyambirira amavomereza chilichonse chokhudzana ndi izi, ndipo ma pipelines a mawu nthawi zambiri amafuna 16 kHz. Sankhani mitengo yokhayokha m'machitidwe amenewa ndipo musiya izi zipite.
Kodi ndingasinthe dzina la chidacho popeza Opus sichisintha?
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Kwambiri nthawi zonse, ndipo ndi bwino kumvetsa chifukwa chake: kuwonjezeka ndi label, pamene bytes m'maganizo ndi zopangidwa kwa mtundu wina mfundo. Kusintha dzina amapanga fayilo amene dzina lake amalonjeza chinachake za zinthu zake sikuti kubweretsa, ndi zimene amatsegula izo kapena amakana fayilo kapena misreads izo. Mmodzi waukulu kulephera ndi awiri mtundu amene ndi weniweni wofanana wonyamula pansi pa dzina losiyana - ndi ngakhale pamenepo bwino rewrap ndi chitetezo kuposa kusintha dzina.
Kodi ndingasinthe fayilo yonse ya Opus mafayilo m'modzimmodzi?
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Ndi akaunti, yeah - kugwa iwo limodzi ndipo iwo ali mu mnda monga ntchito imodzi kuposa kusamalira mmodzi pa nthawi, ndi zosankha zofanana zogwiritsira ntchito m'magulu ndi zotsatira zobwerera limodzi. Free conversions kuyendetsa imodzi wapamwamba pa nthawi (kuphatikiza zida zimatenga awiri); a ndalama malire ndi zimene zimatsegula processing gulu ndi zikuluzikulu per-fayilo malire, amene ndi zimene amachititsa kusintha archive lonse zothandiza.
