M4A → WAV

Maida Naka M4A zuwa WAV fayiloli da wahala

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Ana lodawa

Yadda ake canzawa M4A zuwa WAV

Mataki na 1: Loda naka M4A 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 WAV fayiloli

M4A zuwa WAV Tambayoyin da ake yawan yi game da Canzawa

Ta yaya zan canza sauti daga M4A zuwa WAV ba tare da rasa inganci ba?

Ka shigar da fayil M4A kuma mai maida zai zaɓi WAV haɗin codec / bitrate wanda ya dace da siffar asali. WAV mai rasawa (WAV / FLAC / ALAC) zai kiyaye kowace misali daidai; WAV mai rasawa (MP3 / AAC / OGG / Opus) yana da diff zuwa 192 kbps wanda yake bayyananne ga kusan dukkan abun cikin kiɗa. A M4A riƙe AAC a cikin mafi yawan lokuta, ko Apple Lossless (ALAC) idan ya zo daga wani lossless rip. WAV na ajiye PCM ba'a ƙuntata ba - kowace misali an riƙe ta daidai, a duk inda aka kama zurfin bita da adadin misali.

Shin sunana na waƙa da zane na alƙalami za su tsira daga canjin M4A zuwa WAV?

Ba daidai ba. M4A na da wani ɓangaren metadata mai kyau, amma WAV ba ta da wani wuri na al'ada ga mai waƙa, alƙawari, lamba na waƙa ko zane na kwafin, don haka an rufe alamomin ba tare da an rufe su ba. Ka riƙe M4A kamar kwafin da aka yi wa alama, ko kuma sake sanya alamar bayan haka da wani kayan aiki kamar Mp3tag ko MusicBrainz Picard. WAV yana da girma - kusan 10 MB a kowace minti na stereo a matsayin CD - kuma sifar classic tana da 4 GB na tsayi kuma babu wuri ga alamun shafi na daidai.

Mene ne bitrate na ƙarshen fayil WAV?

Dimba 192 kbps ga WAV mai rasa; wucewa ga WAV mara rasa. Ka sake zuwa 320 kbps idan kana so ka sami mafi girman gaskiyar da aka rasa, 128 kbps ga rabawa da aka hana girman podcast, ko 96 kbps ga ma'ana-da-ji kawai inda fayil ɗin da ke da ƙarancin girman yana da muhimmanci fiye da bayani na studio.

Shin tafiya daga M4A zuwa WAV za ta rage ingancin sauti na?

Idan M4A yana da asara (MP3, AAC) kuma WAV yana da rashin asara (WAV, FLAC), WAV bai fi kyau ba fiye da M4A — ba za ka iya dawo da bayanai da aka manta da su ba daga codec ɗin da ke da asara M4A. Idan M4A yana da rashin asara kuma WAV yana da rashin asara, ka yi tsammanin mai encoder WAV zai sake ƙunsar; a 192 kbps asarar ba za a iya gane ta ba ga mafi yawan kunnuwa.

Shin mai canza M4A zuwa WAV yana riƙe da ID3 / metadata tag?

Na'am — suna, mai waƙa, alƙawari, shekara, lambar waƙa, zane na alƙawari, BPM, sake kunnawa-gaino an karanta su daga cikin ƙofar M4A kuma an rubuta su cikin filayen da suka dace a cikin ƙofar WAV. ID3v2 (MP3), Vorbis comments (OGG, FLAC), MP4 atoms (AAC, M4A), RIFF INFO (WAV), iXML chunks duk suna da kyau. WAV ne Microsoft da IBM RIFF-da aka dogara a kan audio akwatin daga 1991, kuma shi ne abin da kusan kowace audio haɗi da DAW ya rubuta a kan rajista.

Shin zan iya canja ɗaruruwan fayiloli M4A zuwa WAV?

Na'am — ka saka wata ƙuƙwalwar fayiloli M4A cikin kuma mu yi aiki da su a cikin daidaito. Premium na da ma'aikata masu yawa a cikin daidaito kuma babu iyaka ga girman fayil, don haka ƙungiya mai fayiloli 500 na iya kammalawa cikin minti ba tare da minti goma ba. An kiyaye tsari na ƙuƙwalwar fayil a cikin fitarwa ZIP.

Shin WAV zai riƙe daidaitaccen adadin misali kamar M4A?

Da ƙayyadadden, na'am (48 kHz M4A na samar da 48 kHz WAV, 44.1 kHz M4A na samar da 44.1 kHz WAV). Domin daidaituwa mai dacewa — misali, rage nauyin nauyin 96 kHz na masu shirya studio zuwa 44.1 kHz WAV don ƙona CD, ko kuma rage nauyin nauyin 22 kHz na sakonnin murya zuwa 44.1 kHz WAV — sashin saukar da nauyin nauyin na'ura na amfani da nauyin sake sake nauyin nauyin SOX mai inganci.

Shin zan iya daidaita ƙarfin sauti cikin mataki M4A zuwa WAV?

Yes — the loudness-normalize option applies ITU-R BS.1770 / EBU R128 normalization to the WAV output, targeting -14 LUFS (streaming standard) or -16 LUFS (podcast standard) or a custom value. Useful when batch-converting tracks with varying mastering levels into a single WAV playlist.

Shin WAV zai yi wasa a kan mai maganar motata / iPod / Sonos / Bluetooth?

MP3 na wasa a duk wani na'ura da aka yi a cikin shekaru 20 da suka gabata. AAC na wasa a kan Apple, mafi yawan Android, Sonos, da na'urorin stereo na mota na yau da kullum. FLAC na wasa a kan Sonos da na'urorin Android na yanzu, amma ba da kyau a kan iPods na daɗaɗɗa. WAV na wasa a kan duk wani abu amma fayil ɗin yana da girma. Maɓallin rufe na'urar-ciki na zaɓa wani WAV codec mai aminci ga dandamalin da ka ƙayyade. WAV shi ne sifar da ta dace ga gyara, mastering da archiving, saboda za'a iya sake-encode shi ko da yaushe ba tare da adana artifacts ba.

Shin fayil ɗin M4A na sirri ne yayin canjawa?

Na'am — an yi aiki da fayilolin M4A da aka tura a cikin masu aiki daban-daban kuma an share su cikin minti. Ba za mu taba wasa, adana, ko raba abun cikin sauti ba. Wurin da ake kaiwa yana tafiya akan kayan aiki da muke kula da su daga ƙarshe zuwa ƙarshe; babu wata sabis na ɓangare na uku da ke karɓar fayil ɗinka.

Menene lokacin da ake buƙata don canja M4A na awa 1 zuwa WAV?

Re-mux na codec-daidai (misal. AAC cikin M4A -> AAC cikin MP4): sakan 10-30. Canja codec (misal. FLAC -> MP3 ko WAV -> AAC): a kan 10-20% na lokacin da ake da shi, don haka wata sa'a M4A -> WAV ta ƙare cikin minti 6-12 a kan hanyar ruwa ta ƙa'ida.

Me yasa fayil WAV ya fi ƙarfi ko kuma ya fi kwanciya fiye da wurin asali M4A?

Ba'a samu canji na samun na'ura ba sai an kunna zaɓin daidaita. Idan ka ji canjin mataki, mai kunna sauti ko ɗakin ajiyar kafofin watsa labarai na iya amfani da ReplayGain ko daidaita-da-waƙa a kan wasa - ka bici wannan kuma WAV zai ji sauti na bit-ma'ana da M4A (ga ba-da-laifi) ko kuma na fahimta (ga mai-laifi mai haske).

M4A

M4A ne audio fayil format cewa shi ne a hankali alaka da MP4. Yana ba da matsi mai inganci mai inganci tare da tallafi don metadata, yana mai da shi dacewa da aikace-aikace daban-daban.