Nzọụkwụ 1: Bulite gị MP4 faịlụ site na iji bọtịnụ dị n'elu ma ọ bụ site na ịdọrọ na dobe.
Nzọụkwụ 2: Pịa bọtịnụ 'Ụka' iji malite ntụgharị.
Nzọụkwụ nke 3: Budata faịlụ gị agbanwere agbanwe AIFF faịlụ
MP4 ka AIFF Ajụjụ Ndị A Na-ajụkarị Banyere Mgbanwe
Olee otú m ga-esi wepụta ụda site na faịlụ MP4 dịka AIFF?
+
Upload the MP4 file and we demux the audio track, then transcode to AIFF. There is no second video pass and no quality loss beyond the AIFF codec itself.
Bitịraịtị ụda ole ka faịlụ AIFF na-eji?
+
Dìfọ́ọ̀ltụ̀ bitịraịtị AIFF bụ 192 kbps (n'omume n'ihi egwu). I nwere ike ịgbanwe ya gaa 320 kbps (audiophile) mọọbụ 96-128 kbps (ọsụsọ / podcast / faịlụ obere). A na-egosi nhọrọ ahụ n'ime nhọrọ ndị dị elu.
M ga-ahapụ ogo ụda site na MP4 gaa AIFF?
+
Ọ bụrụ na AIFF bụ ụkpụrụedemede na-enweghị nkwụsị (WAV, FLAC), ị ga-echekwa saịmpọn niile n'ụzọ ziri ezi. Ọ bụrụ na AIFF bụ nkwụsị (MP3, AAC, OGG), AIFF codec na-ewepụtụ - ogo dị n'okpuru bitrate na ụda isi. Anyị na-ewepụtụ ya na 192 kbps nke bụ nke na-egosi n'ụzọ doro anya maka ihenhọrọ niile.
Ọ bụrụ na e weghachiri AIFF ka ọ na-echekwa ọnụọgụgụ saịmpọn mbụ?
+
Site na difọ́ọ̀ltụ̀ ọ̀ bụ ya - 48 kHz ụda n'ime MP4 na-aghọ 48 kHz n'ime AIFF. Ọ bụrụ na ịchọrọ 44.1 kHz (ọdịnaya CD) maka n'ịgbaso ndị na-egwu egwu ochie, nhọrọ ndị dị elu na-agụnye ọnụọgụgụ saịmpọn.
Can I extract audio from multiple MP4 files to AIFF in one batch?
+
Ya - wepụ nsomebefaịlụ nke faịlụ MP4 na anyị ga-ewepụ ụda n'ime n'ime. Ndị ọrụ Premium na-enweta ndị ọrụ n'ime n'ime n'ime; na faịlụ 50 batch nke a bụ n'etiti sekọnd 90 na minit 8.
Faịlụ AIFF ga-egosipụta ya na isiokwu/ọkachamara/album?
+
Ọ bụrụ na faịlụ MP4 nwere isiokwu mọọbụ metadata n'ime ntọala, anyị ga-edebata onye ọkpụkpọ / isiokwu / album na n'ime kontena AIFF. Ọ bụrụ na ọ bụghị, faịlụ AIFF a na-ewepụta tag ahụ - jiri onye nhazi tag (Mp3tag, Picard) mgbe ị na-ebubata ma ọ bụrụ na ịchọrọ tag ndị ọzọ.
Oge ole ka ọ ga-ewe iji wepụta AIFF site na faịlụ MP4?
+
Ọdịdị na-apụta n'ụzọ dị n'ụzọ karịa n'ịgụgharị vidio - nke a na-emekarị 5-15% nke oge n'ime. 1-ụbọchị MP4 → AIFF ga-agwụ n'ime 3-9 nkeji na ụkpụrụ pipeline.
M ga-esi n'ebe ahụ wepụta akụkụ nke MP4 ụda dịka AIFF?
+
Ọ bụghị na tulee a - wepụta ụda zuru ezu dịka AIFF ebe a, wee jiri /ọdịdị-trim/ mọọbụ /ọdịdị-cutter/ ka ịkpụga mpaghara. Ozugbo abụọ-nzọụkwụ bụ n'ozuzu ya n'ihi na ọ dị n'ime ọrụ.
Faịlụ m MP4 bụ nke onwe m mgbe m na-ewepụ ụda?
+
Ya - otu n'ime nchebe data model dị ka ọ bụla ntụgharị: isolate ọrụ, ọfụụ ihicha n'ime minit, ọ dịghị mmadụ nyochaa nke ọdịnaya. Lee /privacy/.
Gịnị mere faịlụ m AIFF ji nwee ebe oghe na-enweghị ụda?
+
Silent gaps usually mean the MP4 file had a multi-track audio layout and we picked the wrong stream. Use the advanced "audio stream" option to explicitly pick stream 0, 1, etc., or re-mux all streams to a multi-track AIFF container if AIFF supports it.
Ọ bụrụ na ọbụla AIFF nbudata bụ stereo / mono / 5.1?
+
Nhazi ọwa a na-echekwa site na MP4 site na difọ́ọ̀ltụ̀ - 5.1 MP4 na-emepụta 5.1 AIFF ebe codec na-akwado ya (AAC, FLAC, OGG). I nwere ike igbochi stereo mọọbụ mono site na nhọrọ ọwa-n'okpuru, bara uru maka ọrụ ọwa.
Ọ bụrụ na e weghachiri AIFF na-egwu na iPhone / Android / stereo ụgbọala?
+
MP3 na-egwu ebe ọbụla. AAC / M4A na-egwu na Apple nakwa ọtụtụ Android. OGG / Opus chọrọ onyena-egwuregwu ọfụụ na iOS. Nhọrọ ndị ahụ na-emegharị emegharị na-egosi "desktọpụ" preset nke na-ahọrọ AIFF codec nke kasị mma ịkụ n'ihe nchọgharị gị.