Kodi M4R fayilo imagwiritsa ntchito mtundu uti wa ma bitrate?
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Default M4R bitrate is 192 kbps (transparent for music). You can override to 320 kbps (audiophile) or 96-128 kbps (voice / podcast / smaller file). The choice is exposed in the advanced options before extraction.
Kodi ndidzataya mtundu wa audio kuchokera ku MP4 kupita ku M4R?
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Ngati M4R ndi yopanda kuwonongeka (WAV, FLAC), zonse zosawerengeka zimasungidwa moyenera. Ngati M4R ndi yowonongeka (MP3, AAC, OGG, Opus), M4R codec imasinthasintha — pa 192 kbps izi ndi zosaoneka kwa pafupifupi zonse zomwe zili. Kubwezeretsa ubwino womwe unali kale ku MP4 chiyambi sikungatheke.
Kodi M4R yosanduka imasunga kuchuluka kwa sampling?
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Mwa default yes — 48 kHz audio track in MP4 becomes 48 kHz in M4R. Ngati mukufuna 44.1 kHz (CD-quality) kuti mugwirizane ndi osewera oyambirira, zosankha zowonjezera zimasonyeza mndandanda wolowetsedwa wa sampling-rate womwe umasinthanso ndi chisanduku chabwino kwambiri.
Kodi ndingagwiritse ntchito audio kuchokera ku MP4 mafayilo ambiri a M4R mu imodzi?
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Yes — kugwa a folder of MP4 owona mu ndi ife kuchotsa audio m'njira yofanana. Pro ogwiritsa ntchito kupeza zambiri m'njira yofanana ogwira ntchito; pa 50-fayilo gululi ndi kusiyana pakati pa 90 masekondi ndi 8 mphindi.
Kodi M4R fayilo idzaphatikizidwa ndi mutu / woimba / album?
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Ngati MP4 kontena ili ndi gawo kapena kutuluka kwa metadata, timakopera woimba / mutu / album madera mu M4R kontena komwe M4R mtundu amathandizira ma tag. Ngati sichoncho M4R fayilo ndi untagged - kugwiritsa ntchito tag wosintha (Mp3tag, Picard) pambuyo kutumiza kunja kwa ma tag okongola.
Kodi nthawi yayitali bwanji kuchotsa M4R kuchokera ku MP4 fayilo?
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Kutulutsa kwa audio ndi kosavuta kuposa kubwezeretsa kanema - nthawi zambiri 5-15% ya nthawi yoyambira. MP4 ya 1-hour -> M4R imatha m'maola 3-9 pa standard pipeline.
Kodi ndingagwiritse ntchito gawo la MP4 audio ngati M4R?
Kodi MP4 fayilo yanga ndi yachikhalidwe pamene ndikuchotsa audio?
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Inde — mtundu wofanana wa kuteteza deta monga pazosintha zonse: ogwira ntchito osiyana, kuchotsa kwachidziwitso m'maola ochepa, palibe kuyankha kwa munthu pazomwe zili.
N'chifukwa chiyani M4R wanga wapamwamba ali ndi zigawo zosadziwika?
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Ma gaps osalankhula amatanthauza kuti MP4 fayilo ili ndi ma track ambiri a audio ndipo tikusankha ma stream oipa. Pezani "audio stream" kusankha ma stream 0, 1, etc., kapena kuwonjezeranso ma stream onse ku M4R multi-track container komwe M4R imathandizira.
