Tshintsha ubungakanani M4V

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Indlela yokuguqula ubungakanani M4V

1 Layisha phezulu i M4V videos ofuna ukuyiguqula ubungakanani bayo - sebenze ukusuka kwi-original enkulu onayo kunokuba usebenze kwikopi esele uyincinane.

2 Ngenisa ububanzi obumiselweyo, ubude obumiselweyo okanye iphesenti, kwaye ushiye isitshixo sothelekiso lwezinto ezibonakalayo sisebenza ngaphandle kokuba ufuna ukutsala ngokuzithemba.

3 Sebenzisa ubungakanani kwakhona; ifayile nganye kwiqela lithathwa kwinjongo efanayo kwindlela enye.

4 Layisha ezantsi ifayili eguqulwe kancinane M4V, okanye iseti yonke kunye njengendawo yokugcina enye.

Tshintsha ubungakanani M4V Imibuzo ebuzwa rhoqo

I Tshintsha ubungakanani M4V itshintsha njani iimfuno?

Ngokucacileyo, ii-frames zilinganiselwe ngecebo lokucoca ulwelo eliphezulu lomgangatho kwaye umsinga uphinde ukhowudiwe, kuba ugqibo luyipropathi yomfanekiso okhowudiweyo; ubungakanani bendawo bugcinwa ngaphandle kokuba uyenze ngokuzithemba. Unika ububanzi obumiselweyo, ubude obumiselweyo okanye iphesenti, kwaye isebenza ukusuka kukuqala kunokuba ukusuka kwikopi eyenziwe ukuba ibe mkhulu ngaphambili.

Ndingagcina njani uthelekiso lwezinto ezibonakalayo, okanye ndivumele ubungakanani obuchanekileyo?

Zonke ezimbini. Tshixa uthelekiso kwaye ubungakanani obunye bulandela olunye, okufunekayo ngokufanayo. Yivule kwaye ufumane ngokuchanekileyo amanani obhale kuwo, ngexabiso lokuthamba - elikwividiyo lithetha ukuba yonke imilebe kwisakhelo incinci kakhulu. Xa ufuna ubungakanani obuhlukileyo, crop okanye ibhokisi yeleta endaweni yokuthamba.

Ingaba ifomati yombhalo inegalelo kwiziphumo zotshintsho lobungakanani?

Iyenza. I-M4V yi-Apple's MP4 variant, ngamanye amaxesha i-FairPlay DRM ifakwe, kungenjalo i-MP4 eyenziweyo. Oku kugqiba ukuba uxinzelelo lwefayile luyingxaki ye pixels kuphela okanye ingxaki yokubuyisela ukukhowuda.

Ingaba kukho into ekhethekileyo kwi M4V endimele ndiyijonge?

Ewe — I-M4V iquka i-MP4, kodwa i-FairPlay-ikhuselwe ayikwazi ukuqhubekekiswa nantoni na — kuphela iifayile ezingakhuselwanga eziya dlula. Kufuneka ujonge phambi kokuba utshintshe ubungakanani befayili oza kukwazi ukuyibuyisela kwakhona.

Yintoni impazamo eqhelekileyo xa utshintsha ubungakanani be M4V videos?

Ukunyuka. Ukunyusa akukwazi ukuvelisa inkcukacha ezingazange zithathelwe, ngoko ke impumelelo yifomathi ecocekileyo yokuqala kubungakanani obukhulu. Soloko uguqula ubungakanani ezantsi ukusuka kumcebo omkhulu onawo, uguqula ubungakanani kabini endaweni yemizuzu.

Yintoni i-resolution endingayenza ukuba ndiyijonge?

Uthelekiso apho izakudlalwa khona. 1920x1080 ihlala imiselwe ngokukhuselekileyo kuninzi konke; 1280x720 ijikeleza i-bitrate ibe ininzi kakhulu kwiscreen sokukhuphela okanye isiqu esithethayo; 3840x2160 ifanele igcinwe kuphela ukuba imifanekiso yayiyinyani. Iinkqubo ezithe nkqo zifuna i-1080x1920. Musa ukulinganisa phezulu.

Yintoni endinokuyilayisha kwi Tshintsha ubungakanani M4V?

MP4, MOV, MKV, WebM, AVI, WMV, FLV, 3GP, M4V, MPEG ne MPG. Isiqulathi seefayili kunye ne-codec zivavanywa phambi kokuba nantoni na iqhube, ngoko ke iqela elidityanisiweyo liphathwa ngokuchanekileyo kwifayili nganye kunokuba lithathelwe ingqalelo ukuba lifanayo.

Ingaba kukho umda wobungakanani befayili kwi Tshintsha ubungakanani M4V?

Ewe: i-akhawunti ekhululekileyo iqhubekeka ividiyo ukuya kwi-1 GiB ngefayile, ngokuthe ngqo i-cap elungileyo kakhulu kwiwebhusayithi; i-ffmpeg ene-x264, x265 ne-libvpx isebenza, eyiyo enye i-toolchain ecaleni kwesoftware yevidiyo ye-desktop. Ividiyo yisapho elinye apho i-cap iphezulu ngokwaneleyo ukuba ikhuphe ixesha, hayi umda, yiyo into oza kuyiqaphela.

Ingaba i Tshintsha ubungakanani M4V iya kunyusa ubunjani be M4V videos yam?

Oku kuxhomekeke ekubeni umsebenzi ufuna ukucoda kwakhona. Umsebenzi oqhagamshelana kuphela nomgquba okanye umgca wexesha wenziwe njengekopi yokuhamba kwaye umfanekiso ufana ne-bit-to-source. Nantoni na efuna ukuzoba kwakhona iframes ihamba nge x264/x265 kwinqanaba lomgangatho omiselweyo, apho i-CRF 23 ibonisa ngokucacileyo kwimifanekiso emininzi.

Ndingaqhuba i Tshintsha ubungakanani M4V kwi M4V videos ezininzi ngaxeshanye?

Ewe. Ikhupha umqulu ngokuthe tye, obalulekileyo apha kunaphi na apho kuba imisebenzi yevidiyo yimizuzu kunokuba yimizuzwana. Iiakhawunti ezikhululekileyo ziqhuba ifayile enye ngexesha; i pass iphakamisa loo nto.

Yintoni eyenza i-audio, isicatshulwa esingaphantsi kunye nengoma yesiqalo?

Zithunyelwa ngaphaya. Iindlela ezininzi zosandi, iindlela ezifakwe phantsi zesihloko kunye nabaphawuli besiqendu baphila apho injongo yomgcini ingabonisa khona - le nto iphambili ehlula umsebenzi olungileyo ukusuka kwi naive re- encoding egcina ngokucothayo kuphela indlela enye.

Ingaba i Tshintsha ubungakanani M4V ibiza nantoni na?

No. Tshintsha ubungakanani M4V ikhululekile ngaphandle kwe-akhawunti, kwaye i-output ayikho i-watermark, akukho phawu lwekona kwaye akukho khadi lokungenisa. Ividiyo elayishwe phezulu isuswa kubasebenzi emva kokuba umsebenzi ugqityiwe.