Kutsitsa MKV fayilo ndipo tidzachotsa mndandanda wa audio, kenako tidzasintha AMR. Palibe kanema wachiwiri wopita ndi kuwonongeka kwabwino kuposa zomwe AMR codec imayambitsa.
Kodi AMR fayilo imagwiritsa ntchito mtundu uti wa ma bitrate?
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Default AMR 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 MKV kupita ku AMR?
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Ngati AMR ndi yopanda kuwonongeka (WAV, FLAC), zonse zosawerengeka zimasungidwa moyenera. Ngati AMR ndi yowonongeka (MP3, AAC, OGG, Opus), AMR codec imasinthasintha — pa 192 kbps izi ndi zosaoneka kwa pafupifupi zonse zomwe zili. Kubwezeretsa ubwino womwe unali kale ku MKV chiyambi sikungatheke.
Kodi AMR yosanduka imasunga kuchuluka kwa sampling?
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Mwa default yes — 48 kHz audio track in MKV becomes 48 kHz in AMR. 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 MKV mafayilo ambiri a AMR mu imodzi?
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Yes — kugwa a folder of MKV 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 AMR fayilo idzaphatikizidwa ndi mutu / woimba / album?
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Ngati MKV kontena ili ndi gawo kapena kutuluka kwa metadata, timakopera woimba / mutu / album madera mu AMR kontena komwe AMR mtundu amathandizira ma tag. Ngati sichoncho AMR fayilo ndi untagged - kugwiritsa ntchito tag wosintha (Mp3tag, Picard) pambuyo kutumiza kunja kwa ma tag okongola.
Kodi nthawi yayitali bwanji kuchotsa AMR kuchokera ku MKV fayilo?
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Kutulutsa kwa audio ndi kosavuta kuposa kubwezeretsa kanema - nthawi zambiri 5-15% ya nthawi yoyambira. MKV ya 1-hour -> AMR imatha m'maola 3-9 pa standard pipeline.
Kodi ndingagwiritse ntchito gawo la MKV audio ngati AMR?
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Sichingakhale ndi ntchito imodzi - chotsani audio yonse ngati AMR pano, kenako kugwiritsa ntchito /audio-trim/ kapena /audio-cutter/ kuti muchepetse gawo. Mtundu wa maphunziro awiri ndi wofulumira kuposa ntchito yophatikizidwa chifukwa timapewa kubwezeretsa fayilo yonse katatu.
Kodi MKV 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 AMR wanga wapamwamba ali ndi zigawo zosadziwika?
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Ma gaps osalankhula amatanthauza kuti MKV 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 AMR multi-track container komwe AMR imathandizira.
Kodi AMR yotulutsa ikhoza kukhala stereo / mono / 5.1?
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Chigawo cha sitima chimasunga MKV mwa default — 5.1 MKV chimapanga 5.1 AMR pamene codec imathandizira (AAC, FLAC, OGG, Opus). Mukhoza kuletsa stereo kapena mono pogwiritsa ntchito njira ya channel-downmix, yomwe ndi yosavuta kugwiritsa ntchito pa ntchito ya podcast.
Kodi AMR yosakira imasewera pa iPhone / Android / stereo yagalimoto?
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MP3 imasewera kulikonse. AAC / M4A imasewera pa Apple ndi ambiri a Android. OGG / Opus amafuna wosewera waposachedwapa pa iOS. Zosankha zazikulu zimasonyeza "device" yoyamba yomwe imasankha AMR codec yomwe ingakhale yoyenera kusewera pazolinga zanu.
