MP4 → WAV

Guqula Eyakho MP4 kuya WAV 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 MP4 kuya WAV

Isinyathelo 1: Layisha eyakho MP4 amafayela usebenzisa inkinobho engenhla noma ngokuhudula bese uphonsa.

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

Isinyathelo 3: Landa i-version yakho WAV amafayela

MP4 kuya WAV Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiyikhipha kanjani umsindo kusuka kuhele lami MP4 njenge WAV?

Layisha phezulu ihele MP4 futhi umguquli ukhipha umsindo, bese uguqula ikhodi liyi WAV. Akukho sikhathi sevidiyo sesibili - umsindo obonakalayo ususwa ngokushesha ngakho-ke ukukhishwa kusheshe kakhulu kunalokho okuphelele kokuphinde uguqule ikhodi.

Yini i-bitrate yomsindo osetshenziswa yi-WAV ekhishwayo?

Izinga le-bit elimiselwe le-lossy WAV yi-192 kbps, elicacile kumculo. Ungashintsha ufike ku-320 kbps (audiophile) noma 96-128 kbps (ubizo / ipodcast / ifayela elincane). Izinga le-bit eliphansi livela ezinketho eziphezulu ngaphambi kokuba ucofe uguqule.

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

Uma WAV ingekho lutho (WAV, FLAC), yonke isampula igcinwa ngokugcwele. Uma WAV ingekho lutho (MP3, AAC, OGG, Opus), i-WAV codec icindezela kabusha umsuka womsindo — ku-192 kbps imiphumela icacile cishe kuzo zonke izithako. Ukuya kwe-nothing → akukho lutho akugcini nje ngokubuyisela imininingwane ekhishwe.

Ingabe umsindo WAV ugcina isilinganiso sokuqala sesampula?

Ngephutha yebo — 48 kHz umsindo ku MP4 wakho uhlala 48 kHz ku WAV kuphuma. Ukukhuphula i-CD noma ukuhambisana nomdlali odala ungakhuphula isampula ku-44.1 kHz ngesampula-rate dropdown; isampula ephindayo isezingeni eliphakeme le-SoX.

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

Yebo — susa ifolda ye MP4 amafayela futhi sizokhipha umsindo ngokufanayo. Abasebenzisi abaphezulu bathola abasebenzi abafanayo; kuhele olune-50-batches lokhu kuyinto ehlukile phakathi kwemizuzu emihlanu nemizuzu eyisithupha.

Ingabe i-WAV izophawulwa ngesihloko / umculi / i-album metadata?

Uma i MP4 ithatha isiqephu noma i-stream metadata, sikopa isihloko / umculi / ama-album ama-fields kwi-WAV container. Uma kungenjalo, i-WAV iphuma ingaphawuliwe — sebenzisa umhleli wesihloko (Mp3tag, Picard) ngemuva kokuthumela ngaphandle ukuze uphawulwe ngokunethezeka.

Ingabe kuthatha isikhathi esingakanani ukukhishwa kwe WAV umsindo kusuka ku-MP4 wehora elilodwa?

Umsindo demux + ukukopela kushesha — 5 kuya ku-15% yesikhathi somthombo. Ihora le-1 MP4 → WAV liphele ngemizuzu engu-3 kuya ku-9 ku-pipeline ejwayelekile; i-Premium parallelism isusa lokhu ngaphezu kwemisebenzi yeqembu.

Ingabe ngizokhipha kuphela isigaba se MP4 somsindo njenge WAV?

Akunalesi sisetshenziswa ngokuqondile — khipha umsindo wonke njenge WAV, bese usebenzisa /audio-trim/ noma /audio-cutter/ ukucisha inqwaba. Indlela yezinhlangothi ezimbili ivame ukuba isheshe kunalokho okwenziwayo futhi ikunikeza ukulawula okucacile kwe-waveform-level.

Ingabe ihele lami MP4 liyimfihlo ngesikhathi sokukhipha umsindo?

Yebo - imodeli yobumfihlo efanayo njengezo zonke iziguqulo: abasebenzi abahlukanisiwe, akukho kuhlolwa komuntu, ukususwa okuzenzakalelayo ngaphakathi kwemizuzu yokuqedwa. Ifasitela lokugcinwa okuningiliziwe ku /privacy/.

Kungani ihele WAV linezingcindezi ezingenalutho lapho i MP4 ikhona umsindo?

Kuyinto evamile ukukhethwa kwe-stream engalungile: MP4 iqukethe ama-tracks omsindo amaningi futhi i-demuxer ikhetha umsindo ongenalutho noma osiza. Sebenzisa isikhethi esithuthukisiwe "i-stream yomsindo" ukukhetha umsindo 0, 1, 2 ngokucacile, noma ubeke i-WAV ibhokisi elixhasa i-multi-track output (FLAC, OGG).

Ingabe ngigcina i-WAV njenge-stereo, mono, noma i-5.1 surround?

Uhlelo lwesixhumi lugcinwa kusuka ku MP4 ngokuzenzakalela — 5.1 MP4 kukhiqiza 5.1 WAV uma i-WAV codec ixhasa lokhu (AAC, FLAC, OGG, Opus). Ukhetho lokuxuba phezulu lucindezela i-stereo noma i-mono — lusetshenziswa kumapodcast ahamba kahle lapho amabhayela ajikelezayo elahlekile i-bitrate.

Ingabe i-WAV ekhishwayo izodlalwa ku-iPhone, isistereo semoto, ne-Sonos?

I-MP3 idlala kuwo wonke amathuluzi ngaphandle kwengozi yokuhambisana. I-AAC idlala ku-Apple, ku-Android, ne-Sonos. I-OGG / Opus idinga umdlali omusha ku-iOS. Imenyu yokudonsa yedivayisi ethuthukisiwe ikhetha i-WAV codec engcono kakhulu yokudlala kwi-hardware yakho efanele.