WMA → AAC

Sinthani Yanu WMA ku AAC mafayilo mosavuta

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Kukweza

Momwe mungasinthire WMA ku AAC

Gawo 1: Kwezani yanu WMA 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

WMA ku AAC Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji WMA audio ku AAC popanda kuwononga mtundu?

Ikani fayilo ya WMA ndipo wosinthira adzasankha kugwirizana kwa AAC codec / bitrate mogwirizana ndi chiyambi. Kusinthanitsa kopanda kusowa (AAC = WAV / FLAC / ALAC) kumateteza zonse; kusinthanitsa kopanda kusowa (AAC = MP3 / AAC / OGG / Opus) kumasinthidwa kukhala 192 kbps, zomwe ndi zosawoneka bwino kwa ambiri.

Kodi fayilo ya AAC imagwiritsa ntchito bitrate iti?

Choyambirira 192 kbps kwa lossy AAC; pass-through kwa lossless AAC. Chotsani 320 kbps kwa audiophile, 256 kbps kwa nyimbo zokoma, kapena 96 kbps kwa mawu / podcast. Chosankhachi chimasintha kukula kwa fayilo ndi kumvetsera kwa khalidwe labwino kwambiri pa ma bitrates ochepa kwambiri.

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

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

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

Ndiyo — mutu, woimba, album, chaka, mndandanda wa nyimbo, ndi zithunzi za album zimawerengedwa kuchokera ku WMA ndipo zimalemba mu AAC (katundu uliwonse wa audio umathandiza ma tag). Ma tag amasunganso ma codec omwe ali pansi pake.

Kodi ndingasinthire ma WMA ambiri a AAC?

Yes — tidzachotsa fayilo ya WMA ndipo tidzazipanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500-file batch imatha kumaliza m'maola ochepa kuposa maola asanu. Tags ndi ndondomeko ya fayilo imasungidwa.

Kodi AAC idzakhala ndi kuchuluka kwa sampling yomweyo ngati WMA?

Mwa default yes — 48 kHz WMA → 48 kHz AAC, 96 kHz → 96 kHz. Ngati mukufuna kuchepetsa khalidwe la nyimbo kuti zigwirizane (96 kHz studio masters → 44.1 kHz kwa kulemba CD), mfundo yowonjezera ya khalidwe la nyimbo imagwiritsa ntchito resampler yolimba (libsoxr kapena sox-equivalent) popanda kuwonjezera mawu.

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

Ndiyo — njira yosintha mawu kuti akhale oyenera imagwiritsa ntchito ITU-R BS.1770 / EBU R128 kuti ikhale yoyenera pa AAC, yolenga -14 LUFS (zoyenera kusewera) kapena -16 LUFS (zoyenera kusewera podcast). Ndi zothandiza pamene mukusintha library yophatikizidwa yomwe ma tracks ake ali ndi ma level osiyanasiyana osiyanasiyana.

Kodi AAC idzasewera pafoni yanga yagalimoto, iPod, kapena Sonos?

MP3 imasewera padziko lonse lapansi pazinthu zonse zomwe zidapangidwa mzaka zapitazi za 20. AAC imasewera pa Apple, ambiri a Android, ndi Sonos. FLAC imasewera pa Sonos, Android, ndi mayunitsi ambiri amakono agalimoto; otsika kwambiri pa iPods oyambirira. WAV imasewera pa chilichonse koma ndichodabwitsa. Chosankha cha chipangizocho chimasankha chotetezeka kwambiri AAC codec kwa chida.

Kodi fayilo yanga WMA ndi yachikhalidwe panthawi yosintha?

Ndikoyenera - mafayilo a WMA omwe amatulutsidwa amachitidwa m'mabungwe osiyana ndipo amasungidwa m'maola ochepa. Sitingagwiritse ntchito, kusungira, kugawana kapena kugawana zomwe zili pa audio. Chitseko chokhala ndi deta yokwanira chimafotokozedwa pa /privacy/.

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

Kusinthanso kwa codec yomweyo (mwachitsanzo, FLAC yochokera m'modzi mwa ma containers imasinthidwa ku wina): 10-30 masekondi. Kusinthanso kwa codec ina: nthawi zambiri 10-20% ya nthawi yoyambira, kotero nthawi ya 1-hour WMA → AAC imatha m'maola 6-12.

N'chifukwa chiyani fayilo ya AAC ndi yolimba kapena yolimba kuposa WMA yochokera?

Palibe kusintha kwa kuwonjezeka kwa mafoni ngati simudzagwiritsa ntchito njira yosintha. Ngati mukuona kusintha kwa mafoni nthawi yosewera, wosewera wanu kapena laibulale ya ma media angagwiritse ntchito ReplayGain kapena kusinthika kwa mafoni pamodzi — ndiye wosewera, si njira yathu.

Kodi ndingasinthire kutsitsa kwa WMA ku AAC?

Ngati kutsitsa WMA sikunatetezedwe (sinali DRM), yeah. Fayilo yosinthidwa ndi DRM (Spotify offline, Apple Music) imasinthidwa pa level ya byte ndipo sitingathe kuchotsa kapena kuwongolera. Mafuta a Bandcamp, SoundCloud, archive.org, ndi zolemba za munthu zimasinthidwa popanda vuto.