WMA → Opus

Guqula Eyakho WMA kuya Opus amafayela kalula

Khetha amafayela akho

noma cindezela bese ususa amafayela akho lapha

I-Free Plan: 1 Ukushintsha/ihora · Iya ngaphandle komkhawulo →

Guqula amafayela afinyelela ku-1 GB mahhala, abasebenzisi be-Pro bangaguqula amafayela afinyelela ku-100 GB; Bhalisa manje

Ukulayisha

Indlela yokuguqula WMA kuya Opus

Isinyathelo 1: Layisha eyakho WMA amafayela usebenzisa inkinobho engenhla noma ngokuhudula bese uphonsa.

Isinyathelo 2: Chofoza inkinobho ethi 'Guqula' ukuze uqale ukuguqulwa.

Isinyathelo 3: Landa i-version yakho Opus amafayela

WMA kuya Opus Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiguqula kanjani umsindo WMA ube Opus ngaphandle kokulahlekelwa ukhwalithi?

Layisha phezulu ihele WMA futhi umguquli ukhetha i-Opus codec ne-bitrate ukufana nomsuka. Ukungabi naphutha Opus (WAV / FLAC / ALAC) ugcina yonke isampula nge-bit-identical; ukungabi nalutho Opus (MP3 / AAC / OGG / Opus) kumiswa ku-192 kbps okucacile kuma-earphones amaningi. I-WMA ilahlekelwa yiphutha, ebhokisini le-ASF, nge-lossless nezwi elingcono kakhulu elivame ukutholakala. I-Opus iqala ngokukhuluma kusuka ku-6 kbps mono speech kuya ku-510 kbps stereo music ku-bitstream efanayo futhi ishintsha indlela ngokuzenzakalela.

Ingabe ukushintsha WMA kuya ku Opus kuyingxenye yesithathu yokucindezela okulahlekile?

Yebo, futhi kufanelekile ukuhlela. Izifomethi zombili ziyi-lossy, ngakho-ke i-Opus encoder isebenza kusuka kumsindo osele udlulele engxenyeni eyodwa ye-psychoacoustic, futhi iziphakamiso zayo zihlanganisa isiqephu sokuqala. Ku-192 kbps noma ngaphezulu, imiphumela ihlala icacile kakhulu. Uma une-lossless master nganoma yikuphi, uku-encoding i-Opus kusuka kulo kunciphisa ukudlula okuphindiwe ngokuphelele.

Kungani ezinye ze WMA zefayela lami zingaguqulwa?

DRM. Iqoqo elincane lamafayela WMA libhalwe ngokufihlakele yisitolo noma isofthiwe eyenza, futhi umsindo obhalwe ngokufihlakele awukwazi ukukhishwa yinoma iyiphi i-convertor. Noma yini oyidingayo, orekhodiwe, noma othengiswe ngaphandle kokuvikelwa uguqulwa ngokuvamile; ukuthengiswa kwelayisense akuzokwenza. WMA ayixhaswanga cishe kuwo wonke indawo ngaphandle Windows, futhi WMA older amafayela angaba nesi DRM ukuthi ivala ukuguqulwa ngokuphelele.

Yini i-bitrate ongayisebenzisa ihele elivela ku-Opus?

Iphutha ngu-192 kbps ku Opus olahlekelwayo; ukudluliswa-kwe- Opus okungalahleki. Nciphisa ku-320 kbps ku-audiophile noma ku-96 kbps ku-voice / podcast. Ukhetho lushintsha ubukhulu behele ku-audible fidelity; ngaphansi kuka-96 kbps olahlekelwayo, ama-artefacts abonakala emculo.

Ingabe ukusuka ku WMA kuya ku Opus kuzonciphisa ubunjani bomsindo wami?

Uma WMA ilahlekelwa futhi Opus ayilahleki (isibonelo MP3 → WAV), Opus ayingcono kuna WMA — awukwazi ukubuyisela imininingwane elahlekile. Uma WMA ilahlekelwa futhi Opus ayilahleki, i-Opus codec icindezela futhi; ku-192 kbps imiphumela icacile kunoma iyiphi ingxenye.

Ingabe i-WMA kuya ku-Opus igcina amathegi we-ID3 / metadata?

Yebo — isihloko, umculi, i-album, unyaka, inani lesiqalo, nesithombe se-album zifundwa kusuka ku WMA isitoreji futhi zibhalwe ku Opus isitoreji lapho ifomu lixhasa amathegi. Zonke izimo ezijwayelekile (MP3, AAC, FLAC, OGG) ziphatha amathegi kahle; i-WAV engaqondakali ayisebenzi. Opus kuyinto IETF standard kusukela 2012 ukuthi wahlanganisa Skype SILK ulwimi codec ne Xiph CELT music codec eyenziwe eyodwa.

Ingabe ngingenza i-batch yokuguqula amahele angama-WMA abe Opus?

Yebo — susa isibaya se WMA amafayela ngaphakathi futhi sizoziphatha ngokufanayo. I-Premium inemisebenzi eminingi efana ne-parallel futhi akukho lutho oluphezulu lwesayizi yefayela ngalinye, ngakho-ke i-500-file batch iphele ngemizuzu endaweni yamahora angama-10.

Ingabe i-Opus izogcina isilinganiso esifanayo sesampula njenge-WMA?

Ngephutha yebo — 48 kHz WMA ihlala 48 kHz ku Opus. Uma ufuna ukusatshalaliswa ngezansi ukuze kusebenze (96 kHz → 44.1 kHz ukushaya i-CD), isinqumo sesampula-sayizi sifaka ukusatshalaliswa okusezingeni eliphezulu kuleyo ngxenye yokungenisa ikhodi.

Ingabe ngizolungisa umsindo uma ngiguqula WMA ku Opus?

Yebo — ukhetho lokujwayelekile-lokujwayelekile lufaka ITU-R BS.1770 / EBU R128 ukujwayelekile ku Opus, lubeka inhloso -14 LUFS (isizinda sokushayela) noma -16 LUFS (isizinda sepodcast). Kuhle uma kuhlanganiswa amabhayisikobho aqeqeshiwe ezingeni ezahlukene.

Ingabe Opus yami izodlala ku-car stereo, iPod, ne-Sonos?

MP3 idlala kuwo wonke amadivayisi. I-AAC idlala ku-Apple, ku-Android, ne-Sonos. I-FLAC idlala ku-Sonos ne-Android kodwa ayikho ku-iPods edlule. I-WAV idlala kuwo wonke amadivayisi kodwa inamandla amakhulu. Imenyu yokudonsa yedivayisi ethuthukisiwe ikhetha i-Opus codec elungele i-hardware yakho efanele. I-Opus iyi-codec engcono kakhulu ezwakalayo elahlekile ezincintisanani eziphansi nge-margin ecacile, futhi inamandla ama-WhatsApp voice notes, Discord ne-WebRTC. I-Opus ayixhaswa yi-hardware ehlukile - cabanga ukuthi isofthiwe idlala kuphela, futhi ulindele ukuthi i-stereo yemoto ingayihoyi.

Ingabe ihele lami WMA liyimfihlo ngesikhathi sokuguqulwa ku Opus?

Yebo — amafayela alayishwe phezulu WMA aqhubekelwa phambili emisebenzini ehlukanisiwe futhi acishwe ngaphakathi kwemizuzu. Asikwazi ukudlala emuva, ukugcina isikhathi eside, noma ukuhlanganisa okuqukethwe kwesandi. Ifasitela lokugcinwa okuphelele likhona ku /privacy/.

Ingabe kuthatha isikhathi esingakanani ukushintsha ihora le-WMA libe Opus?

I-codec efanayo iphinde i-mux: 10 kuya ku-30 imizuzwana. Yenza kabusha i-codec eyahlukileyo: 10 kuya ku-20% yesikhathi somthombo, ngakho-ke ihora WMA → Opus liphela ngemizuzu engu-6 kuya ku-12. Imisebenzi yeqembu ihamba ngokufanayo phakathi kwabasebenzayo ukuze kube nokukhawulela okuningi.

WMA

I-WMA (i-Windows Media Audio) ifomethi yokucindezela umsindo eyakhiwe yi-Microsoft. Ivamise ukusetshenziselwa ukusakaza kanye namasevisi omculo aku-inthanethi.

Opus

I-Opus iyikhodekhi yomsindo evulekile, engenamali enikeza ukucindezelwa kwekhwalithi ephezulu kukho kokubili inkulumo nomsindo ovamile. Ilungele izinhlelo zokusebenza ezahlukahlukene, kufaka phakathi i-voice over IP (VoIP) nokusakaza.