Cindezela M4V

I-Free Online M4V Compressor

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Indlela yokucindezela M4V

1 Nciphisa i M4V videos yakho kwibhokisi eliphezulu, noma ukhethe kusuka kwidivayisi yakho — akukho okuzofakwa futhi akukho i-akhawunti eyenza.

2 Khetha ukuthi kunzima kangakanani ukucindezela: umgangatho noma i-bitrate efanele, futhi ngokuzikhethela ubukhulu obuncane uma ubukhulu bubalulekile kuwe kunemingwane.

3 Qala umsebenzi bese uvumela abasebenzayo ukuthi baphinde bahlanganise ihele; okubhaliwe akushintshiwe endaweni.

4 Linganisa ubukhulu obusha nobukhona, bese ulanda ifayela elicindezelwe M4V.

Cindezela M4V Imibuzo Evame Ukubuzwa

Indlela i Cindezela M4V eyenza ngayo ihele lincane?

Ngokucacile, isithombe siphinde sikhodwe kabusha nge x264 noma x265 ku-CRF omisele, kuqala ku-scaled down; CRF 23 ibonakala ngokucacile kuningi kwevidiyo futhi ngayinye yenyathelo engaphezu kwesikhombisa iphinde ihlukanise ihele ngama-half. Akukho lutho oluphathelene nalo luya ngokuthi ufaka kanjani isofthiwe: umsebenzi usebenza ngasekhasini lomsekeli futhi ubuyisela ihele eliqediwe.

Ingabe ifayela lami lizobe lincane kangakanani?

Kuyinto encane kakhulu ngokuya nge-bitrate okhetha ngayo kanye nokuthi isithombe sihamba kanjani. Ukurekhoda kweskrini noma ikhanda elixhunywe-off elikhulumayo licindezela kakhulu, ngoba ingxenye enkulu yefreyimu ngayinye ifana neleyo engaphambili; izithombe eziphathekayo, izithelo, umhlwa ne-confetti yimicimbi ebuhlungu. Uma izinqoba ezicacile zihamba, ukuncipha kwesinqumo kulondoloza okuningi kunalokho okuncipha komgangatho.

Ingabe ifomu lefayela lami lishintsha inani engingagcina ngalo?

Kuhle kakhulu. M4V yi-Apple MP4 variant, ngamanye amaxesha ne-FairPlay DRM efakwe, ngamanye amaxesha i-MP4 eyenziwe. Okusho ukuthi igumbi lokuphumula elikhona kanye nokuthi ngabe ukulondoloza kubiza yini noma yini ethembekile.

Ingabe kukhona okuthile okukhethekile ku M4V okufanele ngikwazi ngaphambi kokucindezela?

Yebo — M4V yi MP4 ngokuhlelwa kwayo, kodwa iFairPlay-ikhuselwe ayikwazi ukucutshungulwa ngaso sonke isikhathi — amafayela angakhuselwanga kuphela adlula. Kubalulekile ukwazi ngaphambi kokubhala ngaphezulu okujwayelekile okungahle kudinga ukuphinda.

Yini iphutha elivame kakhulu uma licindezela M4V videos?

Ukucindezela ifayela elifanayo ngokuphindaphinda. Ukuhamba ngalinye kwifomethi elahlekile kuyisizukulwane esitsha sokulimala futhi ukulondolozwa kuncane uma ukulimala kuqoqwa. Iya kusuka kukuqala kuya kunjongo yakho ngenyathelo eyodwa, futhi ugcine okukuqala.

Yini engitholayo emuva, futhi ngingakwazi ukuphatha i-trade-off?

Ihele elilodwa elicindezelwe nge-input ngayinye, kukhwalithi noma izinga le-bitrate okhetha kuyo kunephutha eliqinile. Uma imiphumela ikhula kakhulu, ukuncipha kokuqwashisa noma ukucisha isikhathi sikwenza okuningi kunalokho ukucindezela ukumiswa kwekhwalithi phezulu.

Yini engikwazi ukuyifaka ku Cindezela 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 Cindezela 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 Cindezela 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 Cindezela 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 Cindezela M4V ibiza noma yini?

No. Cindezela 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.