Sinthani WMA ku AAC

Sinthani Yanu WMA ku AAC Mabuku ndi zosavuta

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*Mafayilo achotsedwa patatha maola 24

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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 ndi chiyani chomwe WMA mpaka AAC audio converter imapangitsa?

It re-encodes a WMA audio file as AAC. Sample rate and channel count are preserved; the difference is the codec and container.

Kodi kuchuluka kwa sampling ndi ma channel adzakhala otetezeka?

Mwa default yes — stereo imakhala stereo, kuchuluka kwa sampling (44.1 kHz, 48 kHz, etc.) kumapita ku AAC output.

Kodi kusinthidwa kwa WMA kupita ku AAC kumatha kusinthidwa?

Mukhoza kusintha AAC kumbuyo ku WMA 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 WMA 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 WMA 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. WMA ndi lossy mwa default, mu ASF chidebe, ndi lossless ndi mawu-optimised mitundu yomwe ndi yosadziwika anakumana. 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.

Ambiri a WMA wanga owona anachokera CDs - kodi kuti ndi vuto apa?

Komabe, kulemba kokha komwe kunachitika kale. A WMA wopangidwa kuchokera pa diski adasunthidwa pazomwe bitrate ya ripper idakhazikitsidwa zaka zapitazo, ndipo izi ndi zowonjezera pa zonse zomwe zili pansipa - kusinthidwa sikungabwezeretse zomwe ripper idachotsa. Ngati ma diski alibe pa shelf, kubwezeretsa ku mtundu wopanda kusowa ndi kulemba kuchokera komwe kumapatsa zotsatira zabwino kwambiri kuposa kusintha kwa mafayilo omwe alipo. WMA ndi Windows Media Audio, yankho Microsoft MP3, anayamba mu 1999 ndi anasonkhana ndi aliyense Windows kukhazikitsa wa nthawi imeneyi.

Nchifukwa chiyani ena mwa mafayilo anga WMA sasintha?

DRM. Mtundu wa WMA 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. WMA ndi unsupported pafupifupi kulikonse kunja kwa Windows, ndi zaka WMA owona angagwiritsidwe ntchito DRM kuti amaletsa kusintha kwathunthu.

Kodi pali chilolezo chophatikizidwa ndi WMA?

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 WMA ikusinthidwa kukhala AAC?

Kutsitsa kwa anthu osadziwika kumatha kukhazikitsidwa pa default; akaunti zaulere zomwe zalembetsedwa zimalandira chida chotsika kwambiri, ndipo akaunti za Pro sizimatha kupitilira fayilo iliyonse. Kukumbukira kwa msakatuli ndi nthawi zambiri chida chofunikira kwambiri chaka chilichonse.

Kodi ndingasinthire mafayilo ambiri a WMA ku AAC pamodzi?

Ndikofunika. Chotsani kapena kusankha mafayilo ambiri a WMA mu kutsitsa kokha - wosintha amawapanga mogwirizana ndi kubwezeretsa ZIP ya AAC zotsatira. Sikofunikira kubwereza gawo lotsitsa pa fayilo.