Nola erauzten dut MP4 fitxategiko audioa WAV gisa?
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Igo MP4 fitxategia eta audio-pista desmuxatuko dugu, eta ondoren WAV-era transkodetuko dugu. Ez da bigarren bideo-pasaketarik egingo, ezta kalitate-galerik ere WAV kodeketik kanpo.
Zein audio-bit-tasa erabiltzen du WAV fitxategiak?
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A lossy WAV is encoded at 192 kbps by default. The Audio Quality setting also offers 320 kbps for the best quality and 128 kbps for a smaller file. A lossless WAV (WAV, FLAC) ignores the bitrate and keeps every sample.
WAV formatua galerarik gabekoa bada (WAV, FLAC), lagin guztiak mantentzen dituzu. WAV galera duena bada (MP3, AAC, OGG), WAV kodekoak birkonprimatzen du — kalitatea bit-tasa eta iturburuko audioaren araberakoa da. Lehenespenez, 192 kbps-ra jartzen dugu, ia eduki guztientzat gardena dena.
Erauzitako WAV-ek jatorrizko laginketa-tasa mantentzen du?
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Lehenespenez, bai — MP4(e)ko 48 kHz-ko audio-pista WAV(e)ko 48 kHz-koa bihurtzen da. 44,1 kHz (CD-kalitatea) behar baduzu erreproduzitzaile zaharrekin bateragarri izateko, aukera aurreratuek laginketa-tasa goitibeherako zerrenda bat dute.
Erauzten al dut MP4 fitxategi bat baino gehiagotako audioa WAV fitxategi batera batch batean?
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Several files in one job need a paid plan. Free use is one file per conversion, one conversion an hour. On a paid plan you can add several files to one job, then download each result on its own or all of them in one ZIP.
Zenbat denbora behar da WAV MP4 fitxategi batetik erauzteko?
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It depends on the size and length of the file. Small documents and images are usually ready quickly. Long videos take the longest, because most video conversions re-encode every frame.
Erautsi al dezaket MP4 audioaren zati bat bakarrik WAV gisa?
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Ez tresna honetan — atera audio osoa WAV gisa hemen, eta erabili /audio-trim/ edo /audio-cutter/ sekzioa mozteko. Bi urratsetako bidea eragiketa konbinatua baino azkarragoa da normalean.
Nire MP4 fitxategia pribatua da audioa erauzteko?
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Yes. Uploaded MP4 files are processed on our own conversion servers, no person reviews them, and they are never shared. The upload and the converted WAV are both deleted automatically about 24 hours after the conversion, which leaves time to download the result. See /privacy/ for the full policy.
Zergatik ditu WAV fitxategiak hutsune isilak?
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Usually the MP4 carries more than one audio track and the one that was converted is silent or secondary. The converter picks one audio track automatically, normally the main one, and this page has no setting to choose a different track. If the wrong one comes out, remux the MP4 with the track you want first (VLC or ffmpeg can do this) and convert it again.
Erauzitako WAV erreproduzitu daiteke iPhone / Android / autoko estuarioan?
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MP3 plays almost everywhere. AAC plays on Apple devices, most Android phones and Sonos. OGG and Opus need a recent player on iOS but play in Chrome, Firefox and VLC. There are no device presets on this page, so choose the target format your player supports.
