Guqula WMA ukuba MP4

Guqula Eyakho WMA ukuba MP4 uxwebhu

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Indlela yokuguqula WMA ukuba MP4

Inyathelo 1: Layisha eyakho WMA iifayile usebenzisa iqhosha elingasentla okanye ngokutsala nokuwisa.

Inyathelo lesi-2: Cofa iqhosha elithi 'Guqula' ukuze uqalise ukuguqula.

Inyathelo lesi-3: Khuphela i-converted yakho MP4 iifayile

WMA ukuba MP4 Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni eyenza i-WMA ukuya kwi-MP4 iguquli?

Iguqula ifayili ye WMA ibe yi MP4.

Ingaba i-data ngaphakathi kwe-WMA yam iya kugcinwa xa iguqulwa ibe yi-MP4?

Ewe — okuqulethwe kudweliswe kwi-MP4 elinganayo. Iifomati-ezikhethekileyo ezingaphezulu ezi-MP4 azibonisi ngokuzimeleyo zilahliwe endaweni yokubiwa.

Ingaba ukuguqulwa kwe-WMA ukuya kwi-MP4 kunokuphinda kuphindeke?

Ungaguqula i-MP4 kwakhona kwi-WMA kule ndawo. Ukuba nayiphi na ifomati ebandakanyiweyo ilahlekile, i-round-trip ayizukuba yi-bit-perfect nakuba ibonakalayo okanye icacile.

Yintoni umgangatho wemveliso endingalindele ukuba ndiyilindele ukusuka kwi-WMA ukuya kwi-MP4?

Izicwangciso ezimiselweyo zijolise kwi-broadcast / umgangatho we-web - ngokubonakalayo ifana nomcebo kubabukeli abaninzi. Ukusetyenziswa kovimba, khetha ukhetho oluphezulu lomgangatho kwimimiselo yoguquli.

Umfanekiso uya kuba yintoni ukuba ndibeka WMA umsindo kwifayili MP4?

Ukhetha oku, kuba umsindo kuphela awunamfanekiso. Okungagqibekanga kukubonisa i-waveform eqinileyo, kwaye unganikezela umfanekiso oqinileyo endaweni yoko - ubugcisa besiqhoboshelo, ikhadi lesihloko, umfanekiso - ogcinwa ixesha elipheleleyo. Oku kwenza ifayile ilayishwe phezulu kwividiyo kuphela i platforms ezingenakuxhasa umculo ocacileyo. I-WMA yiWindows Media Audio, iMicrosoft's answer to MP3, yasungulwa ngo-1999 kwaye yadityaniswa neWindows nganye efakwe kulo nyaka. I-MP4 yindawo ekhuselekileyo yokunikezelwa kweenkqubo ezifumanekayo - yonke ifowuni, ibrowser, i-console, umhleli kunye neSmart TV eyenziwe kwiminyaka elishumi edlulileyo idlala ngaphandle kwesoftware engaphezulu.

Ingaba i-WMA yesandi iphinde ikhowudiwe xa ifika kwi-MP4?

Ukuba kuphela kufuneka ibe. Xa i MP4 isiqulatho sixhasa umbhalo oxhasayo wesandi ngokuthe ngqo, umbhobho ukopa ngaphandle kokuxhathisa kwaye uhlala ufana ne-bit. Xa ayisebenzi, umbhalo oxhasayo wesandi uguqulwa kwakhona kabini nakuphi na MP4 oxhasayo, kwi-bitrate ehambelana nombhalo oxhasayo ukuze isibini sokuhamba sihlawulele ngaphantsi kunokwenzeka. I-WMA ilahlekile ngokumiselweyo, kwi-ASF equlethe, eneempawu ezingalahlekiyo kunye nelizwi elilungelelanisiweyo elihlala lichaphazela. I-MP4 eninzi eluhlaza yi-H.264 yevidiyo enesandi se-AAC; isiqulathi sigcina ngokusemthethweni i-HEVC, i-AV1 ne-VP9.

Ingaba i MP4 iya kuba mkhulu kangakanani na xa ithelekiswa ne WMA?

Incinci kakhulu, ukuba usebenzisa umfanekiso omiselweyo ongatshintshiyo. Isakhelo esithe nkqo sicinezela ukuba akukho nto ingaphezulu kokuqhubeka kwayo yonke kuba isakhelo ngasinye sifana neso siphelileyo, ngoko ke ifayile ilawulwa ngumculo wesandi. Ukukhetha i-waveform ephefumlayo endaweni yoko idibanisa i-video data eyiyo kwaye ingaphindaphindwa okanye iphindwe kabini i-result.

Ingaba umculi kunye ne-albhamu ye-tag kwi WMA yam iyaqhubeka kwi MP4?

Isihloko nomsebenzi womculi wemaphu kwindawo yokugcina ividiyo yemetadata yendawo, kwaye umzobo wokugquma ofakwe ngaphakathi ulungele umfanekiso ohlala khona obonisa ividiyo. Zonke izinto - inani lengoma, i-albham, unyaka, uhlobo - ayikho indawo elinganayo kwifayili yevidiyo kwaye ilahliwe endaweni yokuqikelelwa.

Ingaba i MP4 iya kuvula ngokuthe ngqo kwi-browser?

Ewe, kwaye WMA ayizukuba nayo. Iibrawuzari zithumela i decoder ye MP4 kwaye akukho nto ye WMA, ngoko WMA uxhulumaniso lubangela ulayisho ezantsi ngelixa MP4 ibonisa ngaphakathi komgca. Oku kuqhelekileyo kubangela ugqibo xa ifayile isiya kwiphepha le web kunokuba ifike kwisicelo.

Ingaba umxube ojikelezayo kwi WMA uya kuhlala ujikeleza ngaphakathi kwe MP4?

Ewe — MP4 ihambisa i-audio eneendawo ezininzi ngokuchanekileyo, ngoko ke i-5.1 imixholo ihlala i-5.1 ne-channel layout igcinwe ikhuselekile kunokuba ijikelezwe ibe yi-stereo. Oku kubaluleke kakhulu ukuba ifayile imiselwe kumxhasi we-home cinema kunokuba isetyenziswe kwifowuni, eza ku-downmix ngexesha lokudlala nakuphi na.

Ingaba kukho umda wobungakanani befayili xa uguqula i-WMA ibe yi-MP4?

Ulayisho phezulu olungaziwayo luphelelwe lixesha ngokumiselweyo; i-akhawunti ebhalisiweyo ekhululekileyo ifumana umda ophezulu, kwaye i-akhawunti ye-Pro ayinalo umda wefayili nganye. Inkumbulo yesikhangeli sihlala siyimfuneko yothintelo ixesha elide phambi kokuba umda wethu we-server-side uqale.

Ndingaguqula iifayili ezininzi ze-WMA zibe yi-MP4 ngaxeshanye?

Ewe. Nqumle okanye ukhethe iifayile ezininzi ze WMA kwifayili enye yokulayisha - umguquli uqhubekeka nazo ngokuthe tye kwaye ubuyisele i-ZIP yeziphumo ze MP4. Akukho mfuneko yokuphinda uqhubekeke inkqubo yefayili nganye.