MP4 → FLAC

Guqula Eyakho MP4 ukuba FLAC 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 FLAC

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 FLAC iifayile

MP4 ukuba FLAC Imibuzo Ebuzwa Rhoqo Ngokuguqula

Ndiyikhupha njani kuphela i-audio track ukusuka kwi MP4 njenge FLAC?

Layisha phezulu ifayili MP4 kwaye umguquli ukhupha umsinga wesandi ukusuka kwisiqulathi seefayili MP4, emva koko uguqula ikhowudi ibe yi FLAC. Ii-frames zevidiyo zilahliwe — akukho xesha lesibini lokudlulisa ividiyo, akukho lahlekelwa komgangatho ngaphezulu kwento ekhoyo kwi-FLAC codec. I-MP4 yi-ISO/IEC 14496-14, imiselwe ngo-2001 kwaye ivela kwibhokisi yobeko lwe-QuickTime efanayo ne-MOV esetyenziswa. I-FLAC yi-Free Lossless Audio Codec, ifomati evulekileyo ukusukela ngo-2001 ecinezela ngaphandle kokususa isampuli enye.

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

Hayi, kwaye ixabiso lokuba mnyama: akukho nto ingayenza. I MP4 sele ishiye inkcukacha ngexesha lokushicilela kwayo, kwaye ukujika okuseleyo kwi FLAC engalahliyo igcina ngokuchanekileyo oko - akukho ngaphezulu. Ifayile ifumana amaxesha amaninzi amakhulu kwaye ithetha ngokufanayo. Ihlala ihamba kakuhle phambi kohlela, kuba FLAC ayizukongeza udidi lwesibini lweeartefacts xa urhweba ngaphandle. I-FLAC ikunika ukuthembeka kwe-WAV kwisiqingatha sobungakanani, ngee-tags ze-metadata ezifanelekileyo kunye nomsebenzi womnatha ofakwe ngaphakathi, oko kukuthi, ilawula iilayibrari zengoma ezingalahlekiyo. I-MP4 ixhasa kuphela ifomati enye ethandwayo yesihloko esingaphantsi (mov_text), kwaye i-multi-track audio ayithembeki ngaphandle kwee-desktop players.

Ndingayiphawula i FLAC ngeenkcukacha zomculi ne-albham?

Ewe, kwaye yimpumelelo epheleleyo ngaphezulu kwe MP4, eyona ingekho naphi na ethembekileyo ukugcina nayiphi na. FLAC 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 FLAC iyadlala kwimoto yam okanye kwizixhobo ezidala?

Ihlala ingasebenzi. MP4 ikhowudiwe yiyo yonke into, kubandakanya iyunithi yemoto yomlomo kunye nabadlali abadala; FLAC ifuna isoftware eyaziyo i-codec, eyona hardware ihlala ingekho. Ukuba indawo efanelekileyo yimoto yestereo okanye umdlali ophathekayo, oku kukholelwa kakhulu ukuba uhlala kwi MP4. FLAC ihlala iphindaphindwa amaxesha amaninzi ngaphezu kwefayile elungileyo elahlekile, kwaye inkqubo yendalo yeApple yadibanisa kuphela inkxaso ngoku kwaye ngokungxamisekileyo.

Ingoma yesandi eyiphi ephumayo xa MP4 yam iqulethe ezininzi?

Ngokungagqibekanga umsinga 0 (umkhondo wokuqala wesandi, ngokuqhelekileyo umxube omkhulu). Ukuba i-MP4 yakho ithatha iinkcazelo, i-dubs, okanye i-audio echazayo kwiimvavanyo ezongezelelweyo, umkhethi ophambili "umsinga wesandi" ukuvumela ukuba ukhethe 1, 2, 3... ngokucacileyo. Uluhlu lwemikhondo luboniswe kwimboniso yokukhuphela ukuze ungakhetha ngokuzifihla.

I-FLAC ifayili isebenzisa i-bitrate enjani?

I-FLAC emiselweyo ye-bitrate yi-192 kbps (ibonisa ngaphaya kwengoma kwiimvakalelo ezininzi). Nciphisa kwi-320 kbps yemveliso yeaudiophile, okanye 96-128 kbps yelizwi/ipodcast apho ifayili encinci iphambili. Iinjongo ezingalahlekiyo FLAC (WAV, FLAC) zingahoyi isicwangciso se-bitrate kwaye zigcine zonke iiseti. I-FLAC isebenzisa umbono othe tyaba kunye nokukhowuda kweRice ukufezekisa malunga ne-50-60% yobungakanani obuqhelekileyo ngelixa ikhupha ikhowudi kwakhona kwi-PCM efana ne-bit.

Ingaba ukutshintsha ukusuka ku MP4 ukuya ku FLAC kuya kunyusa ubunjani besandi sam?

Ukuba i FLAC ifomati ayilahleki (WAV, FLAC, ALAC), yonke isampuli ebhaliweyo igcinwa. Ukuba i FLAC ilahlekile (MP3, AAC, OGG, Opus), i-codec iphinda icinezele - kwi-192 kbps utshintsho aluthethiweyo kwizinto ezininzi; kwi-96 kbps ungava i-cymbals okanye i-sibilants ecocekileyo. I-MP4 isiqwengana asiyi kubangela oku - i-codec kuphela emiselweyo ebalulekileyo.

Ingaba i-FLAC ekhutshweyo igcina i-MP4 inqanaba lesampuli?

Ngokungagqibekanga ewe — 48 kHz MP4 isandi siyi 48 kHz FLAC isandi, 44.1 kHz siyi 44.1 kHz. Ukuba ufuna ukunyusa isampuli ukuhambelana (umzekelo. 96 kHz studio masters ukuya 44.1 kHz CD-quality FLAC) isampuli-rate dropdown yenza oku ngesampuli ephezulu-yexabiso.

Ndingazikhuphela njani ii-FLAC zesandi kwisiqulathi seefayili se-MP4?

Ewe — susa isiqulathi seefayili MP4 kwindawo yokulayisha kwaye siqhube ukususwa ngokuthe tye. I-Premium ifumana abasebenzi abathe tye abaninzi; kwi-100-file batch (uluhlu lwemiculo-ividiyo) le yi-difference phakathi kweemizuzu ezi-90 nemizuzu eli-8.

Ithatha ixesha elingakanani ukutsala i-FLAC ukusuka kwi-1-iyure i-MP4?

I-audio demux + transcode iqhuba ngokukhawuleza kunevidiyo yokubuyisela kwikhowudi - ihlala i-5-15% yobude bomthombo. Iyure ye-1 MP4 -> FLAC igqiba kwimizuzu ye-3-9 kwindlela eqhelekileyo yokuhambisa. Ukuba i-FLAC codec ifana ne-source codec sele kwi-MP4 (eqhelekileyo kwi-AAC ngaphakathi MKV / MP4), yi-remux ecocekileyo kwaye iqhuba kwimizuzu.

Ingaba ifayili FLAC izakuthwala isihloko / umculi / i-tag ye-albham?

Ukuba i-MP4 ifayili igcina i-metadata yokuhamba (umculi, isihloko, i-albham), sikopa ezi ndawo kwi FLAC isiqulathi seefayili apho ifomati ixhasa ii-tags. ID3v2 (MP3), i-Vorbis iphawula (OGG, FLAC), i-MP4 i-atoms (AAC / M4A), RIFF INFO (WAV) zonke zibhalwe. I-Untagged MP4 ivelisa i-untagged FLAC — sebenzisa i- Mp3tag okanye i-Picard emva-korhwebo ngaphandle ukunika amandla.

Ingaba i MP4 yam ifihlakeleyo xa ndisusa umsindo?

Ewe - imodeli yobumfihlo efanayo neyokuguqulwa ngalinye. Umsuka MP4 nemveliso FLAC ziqhubekekiswa kubasebenzi abakhuselekileyo kwaye zicinywe kwimizuzu. Asiyi kudlala, sigcine, okanye sisebenzise imixholo. Bona /privacy/.