AAC → FLAC

Sinthani Yanu AAC ku FLAC mafayilo mosavuta

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Kukweza

Momwe mungasinthire AAC ku FLAC

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 FLAC mafayilo

AAC ku FLAC Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji AAC audio ku FLAC popanda kuwononga mtundu?

Kutsitsa fayilo ya AAC ndipo wosintha amasankha FLAC codec ndi bitrate kuti agwirizane ndi chiyambi. Lossless FLAC (WAV / FLAC / ALAC) imasunga zonse zomwe zimawoneka bwino; lossy FLAC (MP3 / AAC / OGG / Opus) imasinthidwa ku 192 kbps yomwe ndi yosawoneka bwino kwa maganizo ambiri. AAC ndi lossy koma bwino kuposa MP3, ndipo amagwira mpaka 48 ma channels mwachilengedwe kuposa kukhala bolted pa stereo kupanga. FLAC amagwiritsa ntchito linear kuyembekezera ndi Rice kulemba kuti afike pafupifupi 50-60% ya mtundu wa asalowetsa pamene decoding kumbuyo kwa bit-identical PCM.

Kodi kusinthira AAC ku FLAC kumawonjezera mtundu wa audio?

Sichoncho, ndipo ndibwino kuti mukhale wopanda kanthu: palibe chomwe chingachitike. AAC yomwe yatulutsidwa kale nthawi yoyamba yolemba, ndikuyika zomwe zilibe kanthu FLAC zimasunga zomwezo - sizowonjezera. Fayilo imakula nthawi zambiri ndipo imawoneka ngati yofanana. Ndibe njira yoyenera yosinthira, chifukwa FLAC siyiwonjezera chitukuko chachiwiri cha artefacts pamene mukutumiza. FLAC amakupatsani WAV fidelity pa theka la kukula, ndi bwino metadata tags ndi embedded ntchito zojambulajambula, amene ndi chifukwa chake amayang'ana lossless nyimbo laibulale. AAC ndi patent-kulepheretsa, ndi ochepa kwambiri osewera ochimwabe kukana izo pamene iwo adzalandira MP3.

Kodi FLAC idzasewera m'galimoto yanga kapena pa hardware yakale?

Nthawi zambiri sichoncho. AAC imasinthidwa ndi chilichonse, kuphatikizapo magalimoto agalimoto ndi osewera okalamba; FLAC amafunikira mapulogalamu omwe amadziwa codec, omwe nthawi zambiri amakhala ndi zida zosagwirizana. Ngati malo osankhidwa ndi stereo yagalimoto kapena wosewera wonyamula, ndiye kuti ndi chitsimikizo cholimba chokhala pa AAC. FLAC ndibe nthawi zambiri kuposa bwino lossy wapamwamba, ndi Apple's ecosystem anawonjezera kugwirizana koyamba ndi mosasamala.

Kodi bitrate yomwe imachokera ku fayilo ya FLAC idzagwiritsa ntchito?

Mtengo woyambirira ndi 192 kbps kwa lossy FLAC; pass-through kwa lossless FLAC. Chotsani 320 kbps kwa audiophile kapena 96 kbps kwa mawu / podcast. Chosankha chimasintha kukula kwa fayilo ndi kumvetsera; pansi pa 96 kbps lossy artifacts amawoneka pa nyimbo.

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

Ngati AAC ndi yowonongeka ndipo FLAC ndi yopanda kusowa (mwachitsanzo MP3 → WAV), FLAC si yabwino kuposa AAC - simungathe kubwezeretsa zambiri zomwe zatulutsidwa. Ngati AAC ndi yopanda kusowa ndipo FLAC ndi yopanda kusowa, FLAC codec imabwezeretsa; pa 192 kbps zotsatirazi ndizosawoneka bwino kwa zinthu zambiri.

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

Ndikoyenera - dzina, woimba, album, chaka, mndandanda wa nyimbo, ndi album art amawerengedwa kuchokera ku AAC kontena ndi kulemba ku FLAC kontena komwe mtundu umathandizira ma tag. Zonse zofunikira (MP3, AAC, FLAC, OGG) zimayendetsa ma tag bwino; WAV yosapanga dzimbiri siyichita. FLAC ndi Free Lossless Audio Codec, otsegulira mtundu kuchokera 2001 kuti compresses popanda kuchotsa imodzi chitsanzo.

Kodi ndingasinthire mamiliyoni a AAC mafayilo ku FLAC?

Yai - chotsani fayilo ya AAC ndikuwapanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500-file batch imatha m'maola angapo osati m'maola angapo.

Kodi FLAC idzakhala ndi kuchuluka kwa sampling monga AAC?

Mwa default yes — 48 kHz AAC imakhala 48 kHz mu FLAC. Ngati mukufuna kulowetsa kuti mugwirizane (96 kHz → 44.1 kHz kwa kulemba CD), kusankha kwa sampling-rate kumagwiritsa ntchito kulowetsanso kwabwino kwambiri panjira yofanana yolemba.

Kodi ndingasinthire kuwala kwamphamvu pamene ndikusintha AAC kupita ku FLAC?

Ndiye — njira yosintha mawu imagwiritsa ntchito ITU-R BS.1770 / EBU R128 yosintha mawu ku FLAC, yolenga -14 LUFS (mtengo wosinthira) kapena -16 LUFS (mtengo wosinthira podcast).

Kodi FLAC yanga idzasewera pa stereo yagalimoto, iPod ndi Sonos?

MP3 imasewera kulikonse. AAC imasewera pa Apple, ambiri a Android, ndi Sonos. FLAC imasewera pa Sonos ndi Android koma si pa iPods oyambirira. WAV imasewera pa chilichonse koma ndi chachikulu. Kusintha kwa chipangizo chosinthika chimasankha codec ya FLAC yosinthidwa kwa zida zanu zofunikira.

Kodi fayilo yanga AAC ndi yapadera pamene ikusintha kukhala FLAC?

Yes - zotsitsa zotsitsa AAC zimatha kuchitidwa m'mabungwe osiyana ndi omwe amagwira ntchito ndipo zimatha kuthetsedwa m'maola ochepa. Sitingagwiritse ntchito, kusungira nthawi yayitali kapena kugawana zolemba za audio.

Kodi nthawi yayitali bwanji yosinthira nthawi ya 1-AAC mpaka FLAC?

Kusinthanso kwa codec yofanana: 10 mpaka 30 masekondi. Kusinthanso kwa codec yosiyana: 10 mpaka 20% ya nthawi yochokera, kotero nthawi ya 1-hour AAC → FLAC imatha m'maola 6 mpaka 12. Ntchito za batch zimagwirizana pakati pa ogwira ntchito kuti ziwonjezere kufulumira.