Khipha umsindo kusuka ku M4V

I-Free Online M4V Audio Extractor

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Indlela yokukhishwa umsindo kusuka ku M4V

1 Layisha phezulu i M4V videos ofuna ukuwafaka i-soundtrack.

2 Khetha uhlobo lwesingeniso - ukufana kwe-codec ngaphakathi kwefayela kwenza ikhophi iphume ingangeni, ngenkathi i-MP3 iphephile kakhulu ukuhambisana.

3 Sebenzisa ukukhishwa, okuzosusa umsindo osuka ebhokisini ngaphandle kokuphinda urekhode.

4 Layisha ngezansi ihele lomsindo; ama-multi-track sources akunikeza i-track yokuqala, ngakho hlola uma umthombo uyisi-rip.

Khipha umsindo kusuka ku M4V Imibuzo Evame Ukubuzwa

Uyini umphumela wokuthi Khipha umsindo kusuka ku M4V ithole umsindo ngaphandle?

Ngokucacile, umsindo osuka ku-stream ukhishwa ngaphandle kwebhokisi; uma i-codec ifana nenjongo yakho ikhophiwe nge-bit-identical ngaphandle kokuphindeka kokufaka ikhophi, futhi kuphela ushintsho olusemthethweni lwe-codec lubiza ukukhiqizwa. Okuzotholakele yifayela lomsindo eliqukethe umsindo omusha, hhayi ukurekhoda kabusha.

Yini ifomu lomsindo okufanele ngiyikhuphele?

Uma ufuna imiphumela ekhawulela kakhulu futhi ethembekile, khetha ifomu ividiyo isebenzisayo — ngokuvamile i-AAC noma i-M4A — ngoba le ndlela ikopa umsinga ngaphandle kokuchofoza. I-MP3 iyiphephile kakhulu ukuhambisana, futhi i-WAV noma i-FLAC uma uhlela.

Ingabe isikhala sevidiyo sithinta ukukhishwa?

M4V yi-Apple MP4 variant, ngamanye amaxesha ne-FairPlay DRM efakwe, ngamanye amaxesha i-MP4 eyenziwe. Isihlungi sisho ukuthi umsindo ugcinwa kanjani futhi ngakho-ke uma ungakhuphuka ngaphandle ngaphandle kokuwuchofoza.

Ingabe kukhona okuthile okukhethekile ku M4V lapha?

Yebo — M4V yi MP4 ngokuhlelwa kwayo, kodwa iFairPlay-ikhuselwe ayikwazi ukucutshungulwa ngaso sonke isikhathi — amafayela angakhuselwanga kuphela adlula. Isimo esisebenzisekayo uma ihele line-stream yomsindo engaphezu kwesinye.

Yini uma ividiyo inezinhlamvu zomsindo eziningi?

Okuqala, ovame ukuba yisilimi esiyinhloko, sikhishwa ngokuzenzakalela. Amasu amasha ahlukahlukene njenge MKV rips avame ukuletha ukuphawula noma ezinye izilimi, ngakho hlola ukuthi uthola yini uma isizinda siyisizwe.

Ingabe umsindo okhishwayo unekhwalithi efanayo nevidiyo?

Ilinganayo, uma i-codec ifana ne-output oyikhethile — amafreyimu aqoshwe akhonjiswa, hhayi ukucotshwa kabusha. Kuyinto kuphela ushintsho lwefomethi eliyiqiniso elibiza ukukhiqizwa kokulimala.

Yini engikwazi ukuyifaka ku Khipha umsindo kusuka ku M4V?

MP4, MOV, MKV, WebM, AVI, WMV, FLV, 3GP, M4V, MPEG ne MPG. Isihlungi kanye ne-codec zihlolwa ngaphambi kokuba kwenzeke noma yini, ngakho-ke iqembu elixhunywe liphathwa ngokulungile ngefayela ngalinye ngaphezu kokucabanga ukuthi lifana.

Ingabe kunesilinganiselo sobukhulu behele ku Khipha umsindo kusuka ku M4V?

Yebo: ama-akhawunti amahhala ahlela ividiyo kuze kube yi-1 GiB ngefayela ngalinye, ngokuya nge-cap enamandla kakhulu kuwebhusayithi; i-ffmpeg ene-x264, x265 ne-libvpx isebenza, okuwumsebenzi ofanayo ongaphansi kwesoftware yevidiyo yedesktop. Ividiyo iyimindeni eyodwa lapho i-cap iphakeme kakhulu ukuthi ikhuphule isikhathi, hhayi umkhawulo, yilokho ongeke uqaphele.

Ingabe Khipha umsindo kusuka ku M4V izonciphisa ukhwalithi ye M4V videos yami?

Kuxhomekeka ukuthi ngabe umsebenzi udinga uku-code kabusha. Ukusebenza okuthinta kuphela isikhala noma i-timeline kwenziwa njengekhophi yo fluxu futhi isithombe sifana kakhulu nomsuka. Noma yini edinga ukudweba kabusha amafreyimu idlula x264/x265 ku-quality level obekwe kuyo, lapho i-CRF 23 ibonakala icacile ku-footage eningi.

Ingabe ngizosebenzisa Khipha umsindo kusuka ku M4V ku M4V videos amaningi ngasikhathi sinye?

Yebo. Ifaka ifolomu ngokufanayo, okubalulekile lapha kunanoma yikuphi ngoba imisebenzi yevidiyo iminithi hhayi imizuzwana. Ama-akhawunti amahhala asebenza ngefayela elinye ngasikhathi sinye; i-pass iphakamisa lokho.

Yini ezoba nesandi, isisihloko nesiqephu sezinhlamvu?

Zithunyelwa ngaphesheya. Umsindo we-multi-track, ama-tracks esihloko esingezansi esifakwe kanye nama-chapter markers ahlala lapho i-target container ingabonisa khona - lokho kuyinto eyinhloko ehlukanisa umsebenzi ofanele kusuka ku-naive re-encode egcina ngokucophelela kuphela i-track eyodwa.

Ingabe Khipha umsindo kusuka ku M4V ibiza noma yini?

No. Khipha umsindo kusuka ku M4V ikhululekile ngaphandle kwe-akhawunti, futhi i-output ayinamanzi, akukho ilogo ye-corner futhi akukho ikhadi lokungenisa. Ividiyo elayishwe phezulu isuswa kubasebenzi ngemuva kokuqedwa kwemisebenzi.