M4A → WAV

Sinthani Yanu M4A ku WAV mafayilo mosavuta

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Kukweza

Momwe mungasinthire M4A ku WAV

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 WAV mafayilo

M4A ku WAV Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji M4A audio kupita ku WAV popanda kuwononga mtundu?

Kutsitsa fayilo ya M4A ndipo wosintha amasankha kulumikizana kwa WAV codec / bitrate komwe kumagwirizana ndi fayilo ya chiyambi. WAV yopanda kusowa (WAV / FLAC / ALAC) imasunga zonse mwatsatanetsatane; WAV yowonongeka (MP3 / AAC / OGG / Opus) imayikidwa ku 192 kbps yomwe ndi yosawoneka bwino kwa pafupifupi zonse zomwe zili ndi nyimbo. M4A ali AAC m'malamulo ambiri, kapena Apple Lossless (ALAC) pamene anachokera ku lossless rip. WAV nthawi zambiri amasunga raw uncompressed PCM - aliyense sample anatenga moyenera, pa zimene bit kuwala ndi sampling rate anathawa.

Kodi kusinthira M4A ku WAV kumawonjezera mtundu wa audio?

Sichoncho, ndipo ndibwino kuti mukhale wopanda kanthu: palibe chomwe chingachitike. M4A chomwe chatha kuchotsa mfundo zazikulu panthawi yake yoyamba yolemba, ndikuyika zomwe zilibe kanthu WAV zimasunga zomwe zilibe kanthu - sichoncho. Fayilo imakula nthawi zambiri ndipo imawoneka ngati yofanana. Ndibe njira yoyenera yosinthira, chifukwa WAV siyiwonjezera chitukuko chachiwiri cha artefacts pamene mukutumiza. WAV ndi bwino mtundu kwa kusintha, mastering ndi archiving, chifukwa chakuti angathe re-encoded nthawi iliyonse popanda kusonkhana artefacts. 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 malemba anga a nyimbo ndi album art adzapulumuka kusinthidwa kwa M4A ku WAV?

Siyimagwira ntchito. M4A imathamanga ndi metadata block yoyenera, koma WAV siyimagwira ntchito yoyenera ya woimba, album, track number kapena cover art, kotero ma tag amatulutsidwa mosasokonezeka. Tengani M4A ngati kopita kosindikizidwa, kapena kulembanso kosindikizidwa pambuyo pake ndi chida monga Mp3tag kapena MusicBrainz Picard. WAV ndi lalikulu - pafupifupi 10 MB pa stereo mphindi pa CD quality - ndi classic mtundu ali 4 GB chipinda ndi palibe malo kwa ma tag bwino.

Nchifukwa chiyani ena a M4A anga a 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, cholemba kapena chogula popanda kuteteza chimasinthidwa moyenera; kugula kwa licensed sichidzachitika.

Kodi ndi bitrate iti yomwe fayilo ya WAV imatha?

Default 192 kbps for lossy WAV; pass-through for lossless WAV. Override to 320 kbps if you want maximum lossy fidelity, 128 kbps for size-restricted podcast distribution, or 96 kbps for voice-only sources where the smaller file matters more than studio detail.

Kodi kuchoka ku M4A kupita ku WAV kumachepetsa kwambiri mtundu wanga wa audio?

Ngati M4A ndi yowonongeka (MP3, AAC) ndi WAV ndi yopanda kusowa (WAV, FLAC), WAV si yabwino kuposa M4A - simungathe kubwezeretsa zambiri zomwe zatulutsidwa ndi M4A codec yowonongeka. Ngati M4A ndi yopanda kusowa ndi WAV ndi yopanda kusowa, yembekezerani kuti WAV encoder ibwezeretse; pa 192 kbps kuwonongeka kumakhala kosadziwika kwa nkhope zambiri.

Kodi wosintha M4A kupita ku WAV amasunga ID3 / metadata tags?

Ndikoyenera - dzina, woimba, album, chaka, mndandanda wa nyimbo, album art, BPM, kusewera-kupeza kumawerengedwa kuchokera ku M4A chomera ndi kulemba m'madera ofanana pa WAV chomera. ID3v2 (MP3), Vorbis maganizo (OGG, FLAC), MP4 atoms (AAC, M4A), RIFF INFO (WAV), iXML chidutswa zonse map cleanly. WAV ndi Microsoft ndi IBM RIFF-ogwirizana audio chidebe kuchokera 1991, ndipo ndi zimene pafupifupi aliyense audio interface ndi DAW amalemba pa record.

Kodi ndingasinthire ma M4A ambiri a WAV?

Yes — chotsani fayilo ya M4A ndipo tidzazipanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500 imatha m'maola ochepa kuposa maola asanu. Mtundu wa fayilo umasungidwa mu ZIP yotulutsidwa.

Kodi WAV idzakhala ndi kuchuluka kwa sampling yomweyo ngati M4A?

Mwa default ndi yemweyo (48 kHz M4A imatulutsa 48 kHz WAV, 44.1 kHz M4A imatulutsa 44.1 kHz WAV). Kuti mukwaniritse zofunikira — monga kuchepetsa 96 kHz studio masters mpaka 44.1 kHz WAV polemba CD, kapena kuwonjezera 22 kHz voicemail mpaka 44.1 kHz WAV — mndandanda wolowetsa wa sampling-rate umagwiritsa ntchito kuwonjezera kwa SOX-style.

Kodi ndingasinthire kuwala kwa mawu m'mawindo a M4A mpaka WAV?

Ndiyo — kusankha kwa loudness-normalize kumagwiritsa ntchito ITU-R BS.1770 / EBU R128 ku WAV output, kulenga -14 LUFS (streaming standard) kapena -16 LUFS (podcast standard) kapena malire apadera. Kuthandiza pamene mukusintha nyimbo ndi zigawo zosiyanasiyana za mastering kukhala imodzi WAV playlist.

Kodi WAV idzasewera pa stereo yagalimoto yanga / iPod / Sonos / wokamba nkhani wa Bluetooth?

MP3 imasewera padziko lonse lapansi pazinthu zonse zomwe zidapangidwa mzaka zapitazi 20. AAC imasewera pa Apple, ambiri a Android, Sonos, ndi ma stereo amakono agalimoto. FLAC imasewera pa Sonos ndi Android yaposachedwa, osati bwino pa iPods oyambirira. WAV imasewera pa chilichonse koma fayilo ndi yayikulu. Kuwonekera kwa chipangizocho chimasankha WAV codec yotetezeka kwa pulogalamu yomwe mumasankha.

Kodi fayilo yanga M4A ndi yachikhalidwe panthawi yosintha?

Ndikofunika — fayilo M4A yotulutsidwa imathetsedwa m'maola ochepa. Tisasewera, sitisunga kapena sitigawana zolemba za audio. Mzerewu umagwira ntchito pa zida zomwe timayang'anira kuyambira pachiyambi mpaka kumayambiriro; palibe ntchito yachitatu yomwe imalandira fayilo yanu.

M4A

M4A ndi mtundu wamafayilo omvera womwe umagwirizana kwambiri ndi MP4. Imapereka kupsinjika kwapamwamba kwamawu ndi chithandizo cha metadata, ndikupangitsa kuti ikhale yoyenera kugwiritsa ntchito zosiyanasiyana.