Sinthani AAC ku M4A

Sinthani Yanu AAC ku M4A mafayilo mosavuta

Sankhani mafayilo anu

*Mafayilo achotsedwa patatha maola 24

Sinthani mafayilo okwana 1 GB kwaulere, ogwiritsa ntchito Pro amatha kusintha mafayilo okwana 100 GB; Lowani tsopano

Kukweza

Momwe mungasinthire AAC ku M4A

Gawo 1: Kwezani yanu AAC 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 M4A mafayilo

AAC ku M4A Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji AAC audio ku M4A popanda kuwononga mtundu?

Kutsitsa fayilo ya AAC ndipo wosinthira wathu amasankha kulumikizana kwa M4A codec / bitrate komwe kumagwirizana ndi chiyambi. Kulephera kolephera (M4A = WAV / FLAC / ALAC) kumateteza chilichonse; kulephera kolephera (M4A = MP3 / AAC / OGG) kumasinthidwa ku 192 kbps, zomwe ndizosawoneka bwino kwa amayi ambiri.

Kodi fayilo ya M4A imagwiritsa ntchito bitrate iti?

Cholakwika 192 kbps kwa lossy M4A; kuyendera kwa lossless M4A. Kusintha kwa 320 kbps kwa audiophile kapena 96 kbps kwa mawu / podcast. Chosankha chimasintha kukula kwa fayilo kutengera kumvetsera kwa khalidwe labwino kwambiri pa ma bitrates ochepa kwambiri.

Kodi kuchoka ku AAC kupita ku M4A kumachepetsa mtundu wanga wa audio?

Ngati AAC ndi lossy ndipo M4A ndi lossless (mwachitsanzo MP3 → WAV), fayilo ya M4A si yabwino kuposa AAC — simungathe kubwezeretsa zambiri zomwe zatulutsidwa. Ngati AAC ndi lossless ndipo M4A ndi lossy, yembekezerani kuti codec ya M4A ibwezeretse kusunthira; pa 192 kbps izi ndi zosawoneka bwino kwa zinthu zambiri.

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

Ndikofunika - dzina, woimba, album, chaka, mndandanda wa nyimbo, album art amawerengedwa kuchokera ku AAC ndi kulemba mu M4A kontena (ndipo M4A mtundu umathandizira ma tag, omwe onse amadziwika bwino).

Kodi ndingasinthire mamiliyoni a AAC mafayilo ku M4A?

Yai - tidzayika fayilo ya AAC ndipo tidzazipanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500 imatha m'maola angapo osati m'maola angapo.

Kodi M4A idzakhala ndi kuchuluka kwa sampling yomweyo ngati AAC?

Mwa default ndi yeah (48 kHz AAC → 48 kHz M4A). Ngati mukufuna kuchepetsa khalidwe la kanema chifukwa chogwirizana (mwachitsanzo 96 kHz → 44.1 kHz polemba CD) mfundo yowonjezera ya khalidwe la kanema imachita izi ndi kuwonjezera khalidwe la kanema.

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

Ndiyo — njira yosintha mawu kuti akhale oyenera imagwiritsa ntchito ITU-R BS.1770 / EBU R128 kuti ikhale yoyenera pa M4A output, yolenga -14 LUFS (standard yoyenda) kapena -16 LUFS (standard ya podcast).

Kodi M4A idzasewera pa stereo yagalimoto yanga / iPod / Sonos?

MP3 amasewera padziko lonse. AAC amasewera pa Apple, ambiri Android, Sonos. FLAC amasewera pa Sonos ndi Android, pang'ono bwino pa iPods atsopano. WAV amasewera pa zonse, koma ndi lalikulu. Advanced options kuphatikizapo chipangizo presets kwa izi zogwirizana mizere.

Kodi fayilo yanga AAC ndi yachikhalidwe panthawi yosintha?

Ndikofunika — fayilo ya AAC imatha kuchitidwa m'ma worker osiyana ndipo imatha kuthetsedwa m'maola ochepa. Tisasewera, sitisunga kapena sitigawana zinthu za audio.

Kodi ndi nthawi yayitali bwanji kuti musinthe nthawi ya 1-hour AAC kuti M4A?

Kusinthanso kwa codec yomweyo: 10-30 masekondi. Kusinthanso kwa codec yosiyana: nthawi zambiri 10-20% ya nthawi yoyambira, kotero 1-hour AAC → M4A imatha m'maola 6-12.

Nchifukwa chiyani fayilo ya M4A ndi yolimba / yolimba kuposa AAC yochokera?

Palibe kusintha kwa chitetezo chokhacho chochitika mpaka mutatsegula njira yosintha. Ngati mumaona kusintha kwa chitetezo, chida chanu chosewera nyimbo kapena laibulale ya ma media angagwiritse ntchito ReplayGain kapena kusintha kwa chitetezo cha nyimbo pa kusewera - si ife.

Kodi ndingasinthire kutsitsa kwa AAC ku M4A?

Ngati kutsitsa kwa AAC sikuteteza (sinali DRM), yeah. Fayilo yosinthira yosinthidwa ndi DRM (Spotify, Apple Music) imasinthidwa pamalingaliro a bit ndipo sititha kuzichita. Masamba a Bandcamp, kutsitsa kwa SoundCloud, ndi kujambula kwa munthu amasinthidwa bwino.

AAC

AAC imapereka mawu abwino kuposa MP3 pamlingo wofanana wa bit, womwe umagwiritsidwa ntchito ndi Apple Music ndi YouTube.

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.