MP4 → AIFF

Guqula Eyakho MP4 ukuba AIFF iifayile ngokulula

Khetha iifayile zakho

okanye rhuqa uze ushiye iifayile zakho apha

Inkqubo ekhululekileyo: 1 IiNguqulelo/iyure · Yiya ngaphandle komda →

Guqula iifayile ezifikelela kwi-1 GB simahla, abasebenzisi bePro banokuguqula iifayile ezifikelela kwi-100 GB; Bhalisa ngoku

Iyalayisha

Indlela yokuguqula MP4 ukuba AIFF

Inyathelo 1: Layisha eyakho MP4 iifayile usebenzisa iqhosha elingasentla okanye ngokutsala nokuwisa.

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

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

MP4 ukuba AIFF Imibuzo Ebuzwa Rhoqo Ngokuguqula

Ndiyikhupha njani i-audio kwifayili yam MP4 njenge AIFF?

Layisha phezulu ifayili MP4 kwaye umguquli ukhupha umsinga wesandi, emva koko uguqula ikhowudi ibe yi AIFF. Akukho sibini sevidiyo esidlulayo - irekhodi elibonakalayo lilahliwe ngokuzenzekelayo ngoko ke ukutywina kukhawuleza kakhulu kune-encoding epheleleyo. I-MP4 yi-ISO/IEC 14496-14, imiselwe ngo-2001 kwaye ivela kwibhokisi yobeko lwe-QuickTime efanayo ne-MOV esetyenziswa. I-AIFF yi-Apple's Audio Interchange File Format ukusukela ngo-1988, ibekwe kwi-IFF chunk design efanayo ne-AVI's RIFF.

Ingaba ukutshintsha i-MP4 ukuya kwi-AIFF kunyusa umgangatho wesandi?

Hayi, kwaye ixabiso lokuba mnyama: akukho nto ingayenza. I MP4 sele ishiye inkcukacha ngexesha lokushicilela kwayo, kwaye ukujika okuseleyo kwi AIFF engalahliyo igcina ngokuchanekileyo oko - akukho ngaphezulu. Ifayile ifumana amaxesha amaninzi amakhulu kwaye ithetha ngokufanayo. Ihlala ihamba kakuhle phambi kohlela, kuba AIFF ayizukongeza udidi lwesibini lweeartefacts xa urhweba ngaphandle. I-AIFF yifomati yotshintshiselwano lwestudio kwi-macOS, iphatha i-metadata kakuhle kune-WAV eqhelekileyo, kwaye ingenisa kwi-Logic ne-Pro Tools ngokukhawuleza. I-MP4 ixhasa kuphela ifomati enye ethandwayo yesihloko esingaphantsi (mov_text), kwaye i-multi-track audio ayithembeki ngaphandle kwee-desktop players.

Ndingayiphawula i AIFF ngeenkcukacha zomculi ne-albham?

Ewe, kwaye yimpumelelo epheleleyo ngaphezulu kwe MP4, eyona ingekho naphi na ethembekileyo ukugcina nayiphi na. AIFF ithatha isihloko, umculi, i-albham, unyaka, inani lengoma kunye nobugcisa bokuqhoboshela okufakwe kwisiqulathi seefayili, ngoko ithala leencwadi lengoma liyifaka ngokuchanekileyo ngaphandle kokuhamba ngesandla.

Ingaba i AIFF iyadlala kwimoto yam okanye kwizixhobo ezidala?

Ihlala ingasebenzi. MP4 ikhowudiwe yiyo yonke into, kubandakanya iyunithi yemoto yomlomo kunye nabadlali abadala; AIFF ifuna isoftware eyaziyo i-codec, eyona hardware ihlala ingekho. Ukuba indawo efanelekileyo yimoto yestereo okanye umdlali ophathekayo, oku kukholelwa kakhulu ukuba uhlala kwi MP4. I-AIFF ikhulu njenge-WAV enesixhaso esibi ngaphandle kwehlabathi le-Apple, ngoko ke kukhetho olubi lokusasaza.

I-AIFF ekhutshiweyo isebenzisa i-bitrate yesandi ethini?

I-bitrate emiselweyo ye-lossy AIFF yi-192 kbps, ebonisa ngaphaya kwengoma. Ungayicima i-320 kbps (audiophile) okanye i-96-128 kbps (ilizwi / ipodcast / ifayili encinci). I-bitrate esuka ezantsi ivela kwiinketho eziphambili phambi kokuba ucofe uguqule.

Ingaba ndiya kulahlekelwa umgangatho wesandi xa ndisuka kwi-MP4 ukuya kwi-AIFF?

Ukuba AIFF ayilahleki (WAV, FLAC), isampuli nganye igcinwa ngokuchanekileyo. Ukuba AIFF ilahlekile (MP3, AAC, OGG, Opus), i-AIFF codec iphinda icinezele umbhalo wesandi - kwi-192 kbps isiphumo sicacile kuzo zonke iziqulatho. Ukuya kwi-lossy → ayilahleki akuzukubuyisela iinkcukacha ezisele zilahlekile. I-AIFF igcina i-PCM engacinezelwanga encinci-ephakathi — i-Apple-side elinganayo ne-WAV, nge-bit-per-bit fidelity efanayo.

Ingaba i-AIFF yesandi igcina i-sample rate yangaphambili?

Ngokungagqibekanga ewe — 48 kHz yesandi kwi MP4 yakho ihlala i-48 kHz kwi-AIFF yemveliso. Ukukhupha i-CD okanye ukulungelelanisa umdlali okhoyo ungakhupha i-sample ukuya kwi-44.1 kHz nge-sample-rate dropdown; i-resampler ikwi-SoX-grade esezingeni eliphezulu.

Ndingayikhupha i-audio kwiifayili ezininzi MP4 kwi AIFF kwiqela elinye?

Ewe — susa isiqulathi seefayili ze MP4 kwaye sikhuphe isandi ngokuthe tye. Abasebenzisi abaphezulu bafumana abasebenzi abathe tye abaninzi; kwifayili ye-50-batch le yinto eyahlukileyo phakathi kwemizuzu emibini kunye nemizuzu emihlanu.

Ingaba i-AIFF iya kuphawulwa ngesihloko / umculi / i-metadata ye-albham?

Ukuba i MP4 ithatha isahluko okanye i-metadata yokuhamba, siyakopa isihloko / umculi / imihlaba ye-albham kwi AIFF isiqulathi seefayili. Ukuba akunjalo, i AIFF iza ngaphandle ingaphawulwanga — sebenzisa umhleli we-tag (Mp3tag, Picard) emva korhwebo ngaphandle lokufaka i-tag eninzi.

Ithatha ixesha elingakanani ukutsala i-AIFF yesandi ukusuka kwi-MP4 yeyure?

I-audio demux + encode ikhawuleza - iqhelekileyo 5 ukuya kwi 15% yobude bomthombo. I-1-iyure MP4 → AIFF igqiba kwimizuzu emithathu ukuya kwi 9 kwindlela eqhelekileyo yokuhambisa; i-Premium parallelism icima oku ngaphezulu kwimisebenzi yeqela.

Ndingayikhupha icala le-MP4 yesandi njenge-AIFF?

Akukho kule sixhobo ngokuthe ngqo — khupha isandi esipheleleyo njenge AIFF, emva koko sebenzisa /audio-trim/ okanye /audio-cutter/ ukucima icandelo. Umendo wenyathelo elinye uhlala ukhawuleza kunenkqubo edityanisweyo kwaye ukunika ulawulo oluchanekileyo lwenqanaba le-waveform.

Ingaba ifayili yam MP4 ifihlakeleyo ngexesha lokukhupha isandi?

Ewe - imodeli yobumfihlo efanayo neyokuguqulwa ngasinye: abasebenzi ababekwe ngokuzimeleyo, akukho hlaziyo lomuntu, ukucinywa okuzenzekelayo ngaphakathi kwemizuzu yokugqitywa. Ifestile yokugcina epheleleyo ikwi /privacy/.