Sinthani M4A ku AAC

Sinthani Yanu M4A ku AAC Mabuku ndi zosavuta

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*Mafayilo achotsedwa patatha maola 24

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Kukweza

Momwe mungasinthire M4A ku AAC

Gawo 1: Kwezani yanu M4A mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa AAC mafayilo

M4A ku AAC Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi kusinthidwa kwa M4A kupita ku AAC kumatha kusinthidwa?

Mukhoza kusintha AAC kumbuyo ku M4A patsamba lino. Ngati mtundu uliwonse womwe uli ndi vuto, ulendo wopita kumalo osiyanasiyana si bit-perfect ngakhale kuti ndi wowoneka bwino kapena wowoneka bwino.

Kodi ndiyenera kuyembekezera mtundu wabwino wa M4A mpaka AAC?

Default kukhazikitsa target broadcast / web quality — visually identical to the source for most viewers. For archived use, pick the highest quality option in the converter settings.

Kodi kusinthidwa kwa M4A ku AAC ndi gawo lachiwiri la kutsitsa kwa lossy?

Yes, and it's worth planning around. Both formats are lossy, so the AAC encoder is working from audio that has already been through one psychoacoustic pass, and its own decisions compound the first set. At 192 kbps or above the result is still transparent for most listening. If you have a lossless master anywhere, encoding the AAC from that instead avoids the double pass entirely. M4A ali AAC m'malamulo ambiri, kapena Apple Lossless (ALAC) pamene anachokera ku lossless rip. AAC ndi lossy koma bwino kuposa MP3, ndipo amagwira mpaka 48 ma channels mwachilengedwe kuposa kukhala bolted pa stereo kupanga.

Kodi ndi chiyani choyenera AAC fayilo?

A bare kuyendetsa encoded audio ma frame ndi palibe bokosi wozungulira iwo. Thats chifukwa chake awiri AAC owona akhoza nthawi zambiri kugwirizana ndi kungoika mmodzi pambuyo pa wina, ndi mofanana chifukwa chake chilichonse m'mbali mwa audio yekha - m'lifupi, a kuyang'ana index, cover art - ayenera kukhala bolted pa monga chisankho kuposa kukhala gawo la mtundu, kotero wosewera mpira nthawi zambiri ayenera kuwerenga zonse owona kuti ntchito kunja mmene m'lifupi ndi. It's about the simplest thing that can be called an audio file, which is exactly why it turns up inside other containers more often than on its own.

N'chifukwa chiyani foni yanga kapena piritsi idalemba mu M4A?

Popeza ndi zomwe zida za hardware encoder pa chipangizo zimapanga. Zikumbutso za mawu, zolemba zazenera ndi maaudio track a chilichonse chojambula pafoni zimatuluka ngati M4A popanda munthu aliyense kusankha, chifukwa chake mafayilo ambiri amafika m'malo mwake ndipo chifukwa chake mtundu umakhala woyenera kuposa kukula kwa fayilo. Sichilepheretsa kusintha; kumatanthauza kuti chiyambi chidasinthidwa kale, ndi chip yomwe idasinthidwa kuti ikhale ndi moyo wa batri kuposa kukhulupirika. M4A ndi MP4 chidebe kunyamula audio okha, ndipo ndi zimene iTunes, Apple Music ndi iPhone Voice Memos app kupanga.

Nchifukwa chiyani ena mwa mafayilo anga M4A sasintha?

DRM. Mtundu wa M4A mafayilo amasinthidwa ndi sitolo kapena pulogalamu yomwe idatulutsa, ndipo mawu osakira satha kusinthidwa ndi aliyense wosintha. Chomwecho chomwe mwachotsa nokha, cholemba, kapena chogula popanda kuteteza chimasinthidwa moyenera; kugula kwa licensed sichidzachitika. M4A amachititsa zinthu ziwiri kwambiri zosiyana m'mbuyo kwa m'modzi kuwonjezeka - lossy AAC ndi lossless ALAC - ndi non-Apple hardware thandizo ndi zosagwirizana.

Kodi pali chilolezo chophatikizidwa ndi M4A?

Sichimodzi mwazomwe muyenera kuganizira. Codec imapangidwa ndi ma pools a patent, ndipo lisensi imakhazikitsidwa ndi aliyense amene amatumiza decoder - foni, browser, dongosolo loyendetsa - nthawi yayitali pambuyo pa fayilo ikufikirani. Ndichifukwa chake mtunduwu uli pa hardware, ndipo chifukwa chake zosankha zopanda royalty zidapangidwa panthawiyo. Sichisintha chilichonse chokhudza kusinthira fayilo yomwe muli nayo, ndipo ndi funso lokha ngati mutumiza encoder nokha.

Kodi ndi ndani amene amafotokoza AAC?

M'malo mwake, ndi bungwe la standards kuposa kampani, zomwe ndichifukwa chake ndi zonse. AAC zidafotokozedwa mwanjira yachikhalidwe yomwe imapanga MPEG standards, ndipo ma broadcasters, opanga mafoni, opanga masamba ndi ma streaming services onse adakhazikitsa fayilo imodzi yomweyo popeza sakufuna kuvomereza zinthu za wina. Mphamvu yogwiritsira ntchito ndi yovuta komanso yothandiza: AAC yopangidwa ndi chida chimodzi imatha kusinthidwa mofanana ndi zina, ndipo palibe wogulitsa yemwe angatenge thandizo lake. AAC ndi Advanced Audio Coding, standardized mu 1997 monga MPEG-2 Part 7 ndi anapanga mosasamala kuti ayambe MP3.

Kodi pali malire a kukula kwa fayilo pamene M4A ikusinthidwa kukhala AAC?

Free conversions ali ndi kukula kwa kuletsa pa fayilo, anaika ndi mtundu wa fayilo, ndi tsamba limakuwuzani pamene fayilo ndi m'munsimu izo. A analipira ndondomeko amachotsa kuti kuletsa, kotero zambiri zolimba fayilo angakonzekere.

Kodi ndingasinthire mafayilo ambiri a M4A ku AAC pamodzi?

Mavidiyo ambiri m'modzi ntchito ayenera kulipira ndondomeko. Free kugwiritsa ntchito ndi imodzi wapamwamba pa kusintha, imodzi kusintha pa ola. Pa ndondomeko yolipira mukhoza kuwonjezera angapo owona kuti ntchito imodzi, ndiye download zotsatira zonse pamodzi kapena onse awo mu ZIP imodzi.

Kodi chimachitika ndi M4A mafayilo anga pambuyo pa kusintha?

Uploaded owona ndi kuchitidwa pa ife osiyanasiyana ma seva, palibe amene amaona iwo, ndipo iwo si osiyana. Upload ndi osiyanasiyana owona onse anataya mwamsanga za 24 maola pambuyo kusintha, zomwe zimasiya nthawi kuti download zotsatira.

Kodi mapulogalamu ati angagwiritse ntchito fayilo ya AAC?

AAC imasewera m'mapulogalamu ambiri a nyimbo, masamba ndi ma media library. iTunes / Apple Music, VLC, Foobar2000, ndi mapulogalamu a foni amagwiritsa ntchito bwino.