AAC WMA

Fetola Ea Hau AAC ho WMA lifaele ka mokhoa o bonolo

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Mokhoa oa ho fetolela AAC ho WMA

Mohato oa 1: Kenya ea hau AAC difaele o sebedisa konopo e ka hodimo kapa ka ho hula le ho dihela.

Mohato oa 2: Tobetsa konopo ea 'Convert' ho qala phetoho.

Mohato oa 3: Khoasolla sesebelisoa sa hau se fetotsoeng WMA lifaele


AAC ho WMA Lipotso Tse Botsoang Khafetsa Mabapi le Phetoho

Ke ka fetola AAC audio ho WMA joang ntle le ho lahleheloa ke boleng?
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Kopitsa faele ea AAC'me motsamaisi o khetha ho kopanya codec / bitrate ea WMA e lumellanang le profaele ea mohloli. Lossless WMA (WAV / FLAC / ALAC) e boloka liteko tsohle ka nepo; lossy WMA (MP3 / AAC / OGG / Opus) e hlophisitsoe ho 192 kbps e leng e hlakileng bakeng sa litaba tsohle tsa molumo. MP3 e na le li-channel tse 48, e leng ho feta ho feta MP3, empa e na le li-channel tse 48 ho feta MP3. WMA e na le ho lahleheloa ke boleng ka ho sa feleng, ka ASF container, le ho lahleheloa ke boleng le ho fetoloa ha molumo ho sa feleng ho etsoa.
E,'me ho na le ho utloahala ho nahana ka eona. Li-formats tse peli li na le li-lossy, ka hona encoder ea WMA e sebetsa ho tsoa ho audio e neng e se e ntse e na le ho feta psychoacoustic e le' ngoe, le liqeto tsa eona tsa ho kenya set' e pele. Ka 192 kbps kapa ho feta, e lebisa ho e' ngoe e ntse e le e hlakileng bakeng sa ho bala haholo. Haeba u na le master e sa senyeheng kae kapa kae, ho encoding WMA ho tloha moo ho thibela ho feta ha bobeli ka ho feletseng.
Ka linako tse ling ha ho joalo. AAC e decoded ke ntho e ngoe le e ngoe, ho kenyeletsoa li-units tsa letsoho la koloi le libapali tse nang le lilemo tse ngata; WMA e hloka software e tsebahalang codec, eo hardware e sa tšoaneng e seng e na le eona. Haeba sepheo ke stereo ea koloi kapa mohlophisi o ka hokahanyang, ke tlhaloso e matla ea ho lula ho AAC. WMA ke unsupported ka ho feletseng ka hohle moo kantle ho Windows, le file WMA e fetileng ka khona ho ba le DRM e leng ho thibela ho fetola ka ho feletseng.
Bofela ba 192 kbps bakeng sa ho lahleheloa ke WMA; ho fetisoa bakeng sa ho lahleheloa ke WMA. E fetole ho 320 kbps haeba u batla ho lahleheloa ke botsitso bo boholo, 128 kbps bakeng sa ho fetisoa ha podcast e nang le boholo bo fokolang, kapa 96 kbps bakeng sa li-source tsa lentsoe feela moo faele e nyane e leng bohlokoa ho feta lintlha tsa studio.
Haeba AAC e le lossy (MP3, AAC)'me WMA e le lossless (WAV, FLAC), WMA e ntle ho feta AAC — u ke ke ua khutlisa tlhaiso-leseling e lahlehileng ke lossy AAC codec. Haeba AAC e le lossless'me WMA e le lossy, nahana hore WMA encoder e tla khutlisa ho kopanngoa; ka 192 kbps ho lahleha ho ke ke ha bonahatsoa ke lihlooho tse ngata.
E-na — sehlooho, moqapi, album, selemo, nomoro ea letoto, sehlooho sa album, BPM, ho khutlisa-ho fumana li bala ho tloha ho AAC le ho ngola ho ea libakeng tse tšoanang ho WMA. ID3v2 (MP3), Vorbis litlhaloso (OGG, FLAC), MP4 atoms (AAC, M4A), RIFF INFO (WAV), iXML chunks tsohle li hlophisitsoe ka nepo. WMA ke Windows Media Audio, Microsoft's karabo ho MP3, e phatlalalitsoe ka 1999 le bundled le Windows ka 'ngoe ho kenya ea nako eo.
Ee — re tlatsa foldara ea lifaele tsa AAC'me re li sebetsana ka kotloloho. Premium e na le bahlahisi ba kotloloho le ho se na boholo ba boholo ba faele, ka hona batch ea 500-file e fela ka metsotso e seng mekae ho feta metsotso e meng le e meng. Mokhahlelo oa foldara o bolokiloe ho ZIP ea tlhahiso.
Ka ho laoloa ke yeah (48 kHz AAC e hlahisa 48 kHz WMA, 44.1 kHz AAC e hlahisa 44.1 kHz WMA). Bakeng sa ho lumellana ka ho khetheha — e. g. ho theola li-sampling tsa 96 kHz studio master ho 44.1 kHz WMA bakeng sa ho ngola CD, kapa ho theola li-sampling tsa 22 kHz voicemail ho 44.1 kHz WMA — ho theola li-sampling tsa lipalo-palo ho sebelisa ho khutlisa li-sampling tsa boleng bo phahameng tsa SOX-style.
Ee — khetho ea ho tlosa molumo e sebelisa ho tlosa molumo oa ITU-R BS.1770 / EBU R128 ho WMA, e lebisang ho -14 LUFS (sekhahla sa ho tjhaja) kapa -16 LUFS (sekhahla sa podcast) kapa sekhahla sa hau. E ka sebelisoa ha u fetola lipina ka ho khetheha ka li-mastering tse fapaneng ho ea ho WMA e le 'ngoe ea ho bapala.
MP3 e bapala ka ho feletseng ka lisebelisoa tsohle tse entsoeng lilemong tse 20 tse fetileng. AAC e bapala ka Apple, Android e ngata, Sonos, le listereo tsa likoloi tsa morao-rao. FLAC e bapala ka Sonos le Android ea morao-rao, e sa sebetsa hantle ka iPods tse fetileng. WAV e bapala ka tsohle empa faele e kholo. Likhetho tsa ho theha likhetho li khetha codec e sireletsehileng WMA bakeng sa platform eo u e bontšitseng. MP3 ke mofuta oa faele ea molumo e sebelisoang ke Windows Media Player le li-player tse ling tsa multimedia.
Ee — lifaele tse ngotsoeng AAC li sebetsana ka ho khetheha'me li tlosoa ka metsotsoana. Re ke ke ra bapala, ho boloka kapa ho arolelana litaba tsa audio. Pipeline e sebetsa ka lisebelisoa tseo re li tsamaiseng ka ho feletseng; ha ho na lits'ebeletso tsa batho ba boraro tse tla fumana faele ea hau.
Same-codec re-mux (mohlala, AAC ka hare ho M4A -> AAC ka hare ho MP4): 10-30 sekontiri. Ho fetola codec (mohlala, FLAC -> MP3 kapa WAV -> AAC): ka linako tse ling 10-20% ea nako ea mohloli, ka hona 1-hora AAC -> WMA e fela ka metsotsoana ea 6-12 ka pipeline e tloaelehileng.

AAC

AAC e fana ka boleng bo betere ba modumo ho feta MP3 ka ditefiso tse tshwanang tsa bit, tse sebediswang ke Apple Music le YouTube.

WMA

WMA (Windows Media Audio) ke mamelwang compression sebopeho ntshetswa pele ke Microsoft. E atisa ho sebelisoa bakeng sa ho phallela le Inthaneteng 'mino ditshebeletso tsa.


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