Mohato oa 1: Kenya ea hau AC3 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 AIFF lifaele
AC3 ho AIFF Lipotso Tse Botsoang Khafetsa Mabapi le Phetoho
Ke ka fetola AC3 audio ho AIFF joang ntle le ho lahleheloa ke boleng?
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Kopitsa faele ea AC3'me motsamaisi o khetha ho kopanya codec / bitrate ea AIFF e lumellanang le profaele ea mohloli. Lossless AIFF (WAV / FLAC / ALAC) e boloka liteko tsohle ka nepo; lossy AIFF (MP3 / AAC / OGG / Opus) e hlophisitsoe ho 192 kbps e leng e hlakileng bakeng sa litaba tsohle tsa molumo. AC-3 ke audio e nang le li-multichannel tse ngata, ka linako tse ling 5.1 ho 384 kapa 448 kbps, le metadata bakeng sa ho arolelana le ho downmixing. Li-PC tsa Apple li na le li-processor tse fapaneng, tse kang Apple A10, Apple A11, Apple A12, Apple A13, le tse ling tse ngata.
Na ho fetola AC3 ho AIFF ho tla ntlafatsa boleng ba audio?
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Ha ho joalo,'me ho na le ho le thata: ha ho na ntho e ka khonehang. AC3 e se e tlositsoe ka botlalo ha e ntse e ngola, mme ho kopanya seo se ka bang teng ka ho sa feleng AIFF e boloka ka nepo hore - ha ho letho le eketsehileng. Faele e fumana makhetlo a mangata a kholo le ho utloahala ho le joalo. E ntse e le mohato o nepahetseng pele o hlophisa, hobane AIFF ha e tla eketsa lekholo la bobeli la li-artefacts ha o etsa ho rekisa. AIFF ke mofuta oa studio interchange format ka macOS, o sebetsana le metadata hantle ho feta WAV e tloaelehileng,'me o ka romelloa kapele ho Logic le Pro Tools. Li-A320neo li na le li-motors tse ncha, li-motors tse ncha, li-motors tse ncha, li-motors tse ncha, li-motors tse ncha, li-motors tse ncha, li-motors tse ncha, li-motors tse ncha.
Na AIFF e tla bapala ka koloi ea ka kapa ka hardware e fetileng?
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Ka linako tse ling ha ho joalo. AC3 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; AIFF 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 AC3. Apple e ne e le mofani oa li-Apple Watch, empa e ne e le mofani oa li-Apple Watch feela, eseng mofani oa li-Apple Watch.
Faele ea AIFF e fela ka bitrate efe?
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Bofela ba 192 kbps bakeng sa ho lahleheloa ke AIFF; ho fetisoa bakeng sa ho lahleheloa ke AIFF. 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.
Na ho tloha ho AC3 ho ea ho AIFF ho tla fokotsa boleng ba audio?
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Haeba AC3 e le lossy (MP3, AAC)'me AIFF e le lossless (WAV, FLAC), AIFF e ntle ho feta AC3 — u ke ke ua khutlisa tlhaiso-leseling e lahlehileng ke lossy AC3 codec. Haeba AC3 e le lossless'me AIFF e le lossy, nahana hore AIFF encoder e tla khutlisa ho kopanngoa; ka 192 kbps ho lahleha ho ke ke ha bonahatsoa ke lihlooho tse ngata.
Na ho fetolela AC3 ho AIFF ho boloka ID3 / metadata tags?
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E-na — sehlooho, moqapi, album, selemo, nomoro ea letoto, sehlooho sa album, BPM, ho khutlisa-ho fumana li bala ho tloha ho AC3 le ho ngola ho ea libakeng tse tšoanang ho AIFF. ID3v2 (MP3), Vorbis litlhaloso (OGG, FLAC), MP4 atoms (AAC, M4A), RIFF INFO (WAV), iXML chunks tsohle li hlophisitsoe ka nepo. AIFF ke Apple's Audio Interchange File Format ho tloha ka 1988, e thehiloe ka IFF chunk design e tšoanang le AVI's RIFF.
Na ke ka fetola lifaele tse AC3 ho AIFF?
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Ee — re tlatsa foldara ea lifaele tsa AC3'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.
Na AIFF e tla boloka palo e tšoanang ea lisampula joaloka AC3?
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Ka ho laoloa ke yeah (48 kHz AC3 e hlahisa 48 kHz AIFF, 44.1 kHz AC3 e hlahisa 44.1 kHz AIFF). Bakeng sa ho lumellana ka ho khetheha — e. g. ho theola li-sampling tsa 96 kHz studio master ho 44.1 kHz AIFF bakeng sa ho ngola CD, kapa ho theola li-sampling tsa 22 kHz voicemail ho 44.1 kHz AIFF — ho theola li-sampling tsa lipalo-palo ho sebelisa ho khutlisa li-sampling tsa boleng bo phahameng tsa SOX-style.
Na ke ka fetola bophahamo ba molumo ka ho tloha ho AC3 ho ea ho AIFF?
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Ee — khetho ea ho tlosa molumo e sebelisa ho tlosa molumo oa ITU-R BS.1770 / EBU R128 ho AIFF, 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 AIFF e le 'ngoe ea ho bapala.
AIFF e tla bapala ka stereo ea koloi ea ka / iPod / Sonos / Bluetooth speaker?
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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 AIFF bakeng sa platform eo u e bontšitseng.
Na faele ea ka AC3 e le ea ka ka nako ea ho fetoloa?
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Ee — lifaele tse ngotsoeng AC3 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.
Ho fetola AC3 ea 1-ora ho AIFF ho nka nako e kae?
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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 AC3 -> AIFF e fela ka metsotsoana ea 6-12 ka pipeline e tloaelehileng.
