Mataki na 1: Loda naka AC3 fayiloli ta amfani da maɓallin da ke sama ko ta hanyar ja da sauke su.
Mataki na 2: Danna maɓallin 'Maida' don fara hira.
Mataki na 3: Sauke fayil ɗin da aka canza AIFF fayiloli
AC3 zuwa AIFF Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan canza sauti daga AC3 zuwa AIFF ba tare da rasa inganci ba?
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Ka shigar da fayil AC3 kuma mai maida zai zaɓi AIFF codec da bitrate don ya haɗu da ma'anar. AIFF ba da asara (WAV / FLAC / ALAC) zai kiyaye kowace misali da bit-identical; AIFF da asara (MP3 / AAC / OGG / Opus) zai ƙirƙiri zuwa 192 kbps wanda yake bayyananne ga mafi yawan kunnuwa. AC-3 shi ne audio mai yawa da asara, a kan 5.1 a 384 ko 448 kbps, tare da metadata don normalization da downmixing na magana. AIFF na adana PCM mai girma mai ƙunshe ba - Apple-side da ke daidai da WAV, da irin wannan bit-to-bit fidelity.
Shin AIFF zai yi wasa a cikin motar ta ko a kan kayan aiki na daɗaɗɗe?
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A mafi yawan lokuta ba haka ba. AC3 ana decode da duk wani abu, ciki har da ƴankunan kafa na mota da masu wasa da suka shahara; AIFF yana buƙatar kayan aikin da ke sani da codec, wanda kayan aikin da ke da kansu ba su da shi. Idan maɓallin shine na mota ko mai wasa mai saukewa, wannan yana da hujja mai ƙarfi don zama a kan AC3. AIFF ne kamar yadda girma kamar WAV da mafi muni goyon baya a waje na Apple duniya, don haka shi ne wani zaɓi mara kyau ga raba.
Mene ne bitrate ɗin da fayil ɗin da ya samo AIFF zai yi amfani da shi?
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Diflomasiyya ita ce 192 kbps ga AIFF mai rasa; wucewa-ta-tare ga AIFF mara rasa. Ka sake zuwa 320 kbps ga audiophile ko 96 kbps ga magana / podcast. Zaɓin yana musanya girman fayil da amincin ji; ƙasa da 96 kbps artifacts masu rasa suna zama masu gani a cikin kiɗa.
Shin tafiya daga AC3 zuwa AIFF za ta rage ingancin sautina?
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Idan AC3 yana da asara kuma AIFF ba da asara ba ne (misal. MP3 → WAV), AIFF bai fi kyau ba fiye da AC3 — ba za ka iya dawo da bayanai da aka manta ba. Idan AC3 yana da asara kuma AIFF ba da asara ba ne, codec ɗin AIFF zai sake ƙunsar; a 192 kbps sakamakon zai zama bayyananne ga mafi yawan abun ciki.
Shin mai canza AC3 zuwa AIFF yana riƙe da ID3 / metadata tag?
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Na'am — suna, mai waƙa, alƙawari, shekara, lamba na waƙa, da zane na alƙawari ana karanta su daga cikin ƙofar AC3 kuma ana rubuta su cikin ƙofar AIFF inda siffar take goyon bayan alamomin. Dukkan matsaloli masu yawa (MP3, AAC, FLAC, OGG) suna kula da alamomin da kyau; WAV ba haka ba. AIFF ne Apple na Audio Interchange File Format daga 1988, gina a kan irin IFF chunk zane kamar AVI na RIFF.
Na'am — ka saka wata ƙuƙwalwar fayiloli AC3 cikin kuma mu yi aiki da su a cikin haɗin kai. Premium na da ma'aikata da yawa a cikin haɗin kai kuma ba shi da iyaka ga girman fayil, don haka ƙungiya mai fayiloli 500 na iya ƙarewa cikin minti ba tare da minti da yawa ba.
A bisa diff, na'am — 48 kHz AC3 zai zauna 48 kHz a cikin AIFF. Idan kana buƙatar ka rage misalin don daidaituwa (96 kHz → 44.1 kHz don ƙona CD), zaɓin adadin misali zai yi amfani da sake misalin da inganci mai girma a cikin mataki na ƙoɗa ɗaya.
Yes — the loudness-normalize option applies ITU-R BS.1770 / EBU R128 normalization to the AIFF, targeting -14 LUFS (streaming standard) or -16 LUFS (podcast standard). Useful when batching tracks mastered at varying levels.
Shin AIFF na zai iya wasa a kan stereo na motar, iPod, da Sonos?
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MP3 na wasa a duk inda. AAC na wasa a kan Apple, mafi yawan Android, da Sonos. FLAC na wasa a kan Sonos da Android amma ba a kan iPods na daɗaɗɗa ba. WAV na wasa a kan duk abin da yake amma yana da girma. Wurin rufewa na ƙananan-fayil-na-saita-farawa na zaɓa AIFF codec wanda aka inganta ga kayan aikinka na manufa. AIFF shi ne sifar musayar studio a kan macOS, yana kula da metadata mafi kyau fiye da WAV na yau da kullum, kuma yana shigowa cikin Logic da Pro Tools da sauri.
Shin fayil ɗin AC3 na sirri ne yayin canjawa zuwa AIFF?
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Na'am — an yi aiki da fayilolin AC3 da aka tura a cikin masu aiki masu tsalle-tsalle kuma an share su cikin mintina. Ba za mu taba wasa, adana na dogon lokaci, ko raba abun cikin sauti ba. Tagan adana gaba ɗaya yana cikin /privacy/.
Menene lokacin da ake buƙata don canja AC3 na awa 1 zuwa AIFF?
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Re-mux na codec-daidai: daga sakan 10 zuwa 30. Sake-saukar da alamun shafi zuwa wani codec daban: a kan 10 zuwa 20% na lokacin da ake amfani da shi, don haka wata sa'a AC3 → AIFF ta ƙare cikin minti 6 zuwa 12. Ayyuka na batch suna yin aiki a kan ma'aikata daban-daban don kara sauri.
Me ya sa AIFF ya fi ƙarfi ko kuma ya fi kwanciyar hankali daga wurin AC3?
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Ba'a samu canji na samun na'ura ba sai ka canza zaɓin daidaita. Idan ka lura da canji a mataki, mai kunna sauti ko ɗakin ajiyar kafofin watsa labarai na iya amfani da ReplayGain ko daidaita-da-waƙa a kan wasa — ba mu ba. Ka hana wannan don ka ji AIFF mataki na gaskiya.
AIFF (Tsarin Fayil ɗin Musayar Sauti) shine tsarin fayil ɗin mai jiwuwa mara nauyi wanda aka saba amfani dashi a cikin ƙwararrun samar da sauti da kiɗa.
