Guqula MP4 kuya M4A

Guqula Eyakho MP4 kuya M4A imibhalo kalula

Khetha amafayela akho

*Amafayela asusiwe ngemva kwamahora angu-24

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

Ukulayisha

Indlela yokuguqula MP4 kuya M4A

Inyathelo 1: Ngenisa MP4 amafayela usebenzisa inkinobho ngasentshonalanga noma ngoshicilela bese ushiya.

Inyathelo lesi-2: Chofoza inkinobho ethi 'Tshintsha' ukuqala ukuguqulwa.

Inyathelo 3: Qapha okuguqulwe M4A amafayela

MP4 kuya M4A Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiyikhipha kanjani umsindo kusuka kuhele MP4 njenge M4A?

Layisha phezulu ihele MP4 futhi sizosusa umsindo, bese siguqula ikhowudi ibe M4A. Akukho sinqumo sevidiyo sesibili futhi akukho phutha lomgangatho ngaphandle kwe-M4A codec.

Yini i-bitrate yomsindo isebenzisa ihele M4A?

Iphutha M4A le-bitrate yi-192 kbps (icacile kumculo). Ungayishintsha ibe yi-320 kbps (audiophile) noma 96-128 kbps (ubizo / ipodcast / ifayela elincane). Ukhetho luvela ezinketho eziphezulu.

Ingabe ngizolahlekelwa ubunjani besandi uma ngisuka ku MP4 kuya ku M4A?

Uma i M4A ifomethi ingekho lutho (WAV, FLAC), ugcina yonke isampula ngokugcwele. Uma i M4A ingekho lutho (MP3, AAC, OGG), i-M4A codec icindezela futhi — ukhwalithi ixhomekeke kwi-bitrate ne-source audio. Sisebenzisa iphutha le-192 kbps elibonisa konke okuqukethwe.

Ingabe i-M4A ekhishwayo igcina isilinganiso esijwayelekile?

Ngokuzenzakalela yebo — umsindo we-48 kHz ku MP4 uzoba 48 kHz ku M4A. Uma ufuna i-44.1 kHz (CD-quality) ukuhambisana nabadlali abadala, izinketho eziphezulu zifaka isampula-rate dropdown.

Ingabe ngizokhipha umsindo kusuka ku MP4 amafayela amaningi kuya ku M4A ngeqembu elilodwa?

Yebo — susa isibaya se MP4 amafayela ngaphakathi futhi sizokhipha umsindo ngokufanayo. Abasebenzisi abaphezulu bathola abasebenzi abafanayo; kuhele olungu-50 oluningi lokhu kuyinto ehlukile phakathi kwamasekondi angama-90 namaminithi angama-8.

Ingabe ihele M4A lizophawulwa ngesihloko / umculi / i-albhamu?

Uma ihele MP4 linesigaba noma i-metadata yokuhamba, sikopa ama-fields omculi / isihloko / i-album kuM4A isiqoqi. Uma kungenjalo ihele M4A alina-tag — sebenzisa umhleli we-tag (Mp3tag, Picard) ngemuva kokuthumela ngaphandle uma ufuna ama-tags agcwele.

Ingabe kuthatha isikhathi esingakanani ukukhishwa kwe M4A kusuka kuhele MP4?

Ukukhishwa komsindo kusheshe kakhulu kunakhodiwe kabusha kwevidiyo - 5-15% yesikhathi somthombo. Ihora le-1 MP4 → M4A liphele ngemizuzu engu-3-9 ku-pipeline ejwayelekile.

Ingabe ngizokhipha kuphela isigaba se MP4 somsindo njenge M4A?

Akunalesi sisetshenziswa — khipha umsindo wonke njenge M4A lapha, bese usebenzisa /audio-trim/ noma /audio-cutter/ ukucisha inqwaba. Indlela yezinhlangothi ezimbili ivame ukuba isheshe kunenqubo ehlangene.

Ingabe ihele lami MP4 liyimfihlo ngesikhathi sokukhipha umsindo?

Yebo — imodeli yobumfihlo efanayo njengezo zonke iziguqulo: abasebenzi abahlukanisiwe, ukususwa okuzenzakalelayo ngaphakathi kwemizuzu, akukho kuhlolwa komuntu kwezinto eziqukethwe. Bona /privacy/.

Kungani ihele lami M4A linezithuba ezingenalutho?

Izingcindezi ezinyamalalayo zisho ukuthi ihele MP4 linesitayela somsindo se-multi-track futhi sikhethe umsinga ongalungile. Sebenzisa ukhetho oluthuthukisiwe "umsinga womsindo" ukukhetha ngokucacile umsinga 0, 1, njll., noma uphinde uhlanganise wonke umsinga ku-multi-track M4A ibhokisi uma M4A liyisekela.

Ingabe ukukhipha i-M4A kuyisistereo / mono / 5.1?

Uhlelo lwesixhumi lugcinwa kusuka ku MP4 ngokuzenzakalela — 5.1 MP4 kukhiqiza 5.1 M4A lapho i-codec ixhasa khona (AAC, FLAC, OGG). Ungacindezela i-stereo noma i-mono nge-sixhumi-siphansi-sokukhetha, okusebenziseka kakhulu ku-podcast workflow.

Ingabe i-M4A ekhishwayo idlala ku-iPhone / Android / isistereo semoto?

MP3 idlala kuwo wonke amathuluzi. I-AAC / M4A idlala ku-Apple ne-Android. I-OGG / Opus idinga umdlali omusha ku-iOS. Izinketho eziphezulu zibonisa "isisetshenziswa" esisetshenzisiwe esikhetha i-M4A codec engcono kakhulu yokudlala ku target yakho.