MPG Izixhobo

Guqula MPG kwi- kunye nokuvela kwifomati ezininzi

Malunga MPG

I-MPG ifana ne-MPEG-1 okanye i-MPEG-2 ividiyo njenge-.mpeg, kuphela uluhlu olufutshane lwe-DOS-era software efunekayo.

Iindlela Ezisetyenziswa Ngazo Eziqhelekileyo

Video distribution
Broadcast media
DVD video

MPG Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni ifayili MPG?

MPG (MPEG) is a family of standards for coding audio-visual information.

Yintoni inkqubo ye-MPEG yokuhamba, kwaye kutheni ifayili yam injalo?

I-multiplex eyenziwe ukuba ikhowudiwe yi-hardware esebenzayo eqinileyo ngexesha elibonakalayo, ayikwazi ukuhlela kwikhompyutha. Iipakethi zesandi nevidiyo zidityanisiwe namaphawu okulinganisa ixesha ukuze ibhokisi esetiweyo ephezulu ingaqala ukudlala ukusuka naphi na kwi-stream, ngaphandle kwesikhokelo kunye nokungagcini phantsi ifayile yonke. Lo yilo luthetha ukuba MPG imixholo idlala kwizixhobo ezidala ngaphandle kwengxaki kwaye ingqubana nesoftware yakudala rhoqo. Okuqulethwe yi-MPEG-1 okanye i-MPEG-2 ividiyo ene-MP2 umsindo; ukudibanisa nokwakhiwa kwe-GOP kufana ne-.mpeg ifayili.

Kutheni inkqubo yokusebenza yokusasaza nokubhala ifuna MPG?

Kuba umbhobho wonke wakhiwa kuwo. Abancedisi abadlalayo, i DVD ebhaliweyo isixhobo kunye nenkqubo yokuthatha ispecified malunga nale fomati xa yayikhona, nezixhobo ezineminyaka emibini yobomi benkonzo ayikwazi ukucaciswa kwakhona. Iifayile eziphumayo ezinkqubo zifomati inkqubo yakhiwa ukuba ikhuphe, hayi ukhetho umntu owenzayo ngoku. MPG yi DVD yoshicilelo lwesoftware yolubanzi, i-camcorders edala kunye nezixhobo zokusasaza ukutya ziyazi, ngoko ihlala isetyenziswa kwezi ntambo.

Ingaba i-MPG ifana nefomati yesinye isiqalelo?

Ewe. Eli xhulumaniso negama elide okanye elifutshane obona ngaphaya kwayo lichaza ifomati enye ephantsi, kwaye nantoni na efunda okanye ifunda zombini. Amagama amabini akwimbali: umda wegama lefayile leimpawu ezisibhozo ukusuka kwi DOS yexesha, umboneleli onika igama lodweliso lwenkqubo endaweni yefomati yefayile, okanye iinkqubo ezimbini eziqhelekileyo ezihlukileyo. Uguqulelo lwesibini luvelisa iziphumo ezifanayo, ngoko sebenzisa naluphi na uxhulumaniso isoftware kwinye icala ilindele.

Kutheni i-browser yam ingadlala ifayili MPG?

Iibrawuzeri zithutha abacoci boluhlu olufutshane lweefomati, kwaye MPG ayikho kuyo - ilayisensi, udidi lwe codec ivumela, okanye ubudala bayo bugcina ngaphandle. Ifayile ayilahli kwaye umdlali we desktop uya kuyivula, kodwa akukho nto oyenzayo kwiphepha izakwenza umkhangeli zincwadi uyenze. Ukutshintsha kwi web- native container yindlela ethembekileyo kuphela yokudlala ngaphakathi. MPG ifumana yonke i MPEG-2 imida - i-bitrate enzima, uthungelwano, akukho sihloko esicocekileyo - kunye nokungaqhelekanga kweendawo ezimbini zokukhupha ifomati enye.

Ingaba i MPG iyadlala kwifowuni okanye kwiTV ngaphandle kokutywina ibhetri?

Iinkqubo zekhompyutha

Ingaba ndimele ndigcine iifayile ezintsha njenge MPG?

Ukuba into ephantsi kwendlela ifuna oku. Ifomati iyaqhubeka ivula, kwaye akukho mcimbi wokuguqula uvimba ongazibangela iingxaki, kodwa ayikwazi ukuqhubeka apho isixhobo okanye usebenziso luya khona. Kwanoma iyiphi into entsha, ifomati yangoku ayihlawuli nto engaphezulu kwaye ikhusela umjikelo olandelayo wombuzo kwiminyaka emininzi ezayo.

Apho i-subtitles ihamba khona kwifayili MPG?

Ecaleni kwayo, okanye kwimifanekiso. MPG ayinalo unikezelo lwesicatshulwa esingaphantsi sayo, ngoko ke ukhetho olubini luyi-sidecar.srt ifayili umdlali olayishe phantsi kwevidiyo, okanye ukucofa umbhalo kwi-frames ngexesha lokucofa kwakhona. I-sidecar igcina isicatshulwa esingaphantsi esihleli kwaye sitshintshe kodwa ihamba njengefayili yesibini elula ukulahleka; ukucofa ngaphakathi kuqhubeka nakuphi na utshintshiselwano kodwa akufuneki kuvalwa emva koko.

Ingaba kubaluleke na ukuba u MPG uneminyaka engaphezu kweeminyaka ezimashumi amathathu ubudala?

Ubudala ngokwalo alukuyingxaki - iifomati ezininzi ezivela kulo nyaka zihlala zilungile, ngokucacileyo ngenxa yokuba konke kwakuba neminyaka emininzi yokuzisebenzisa. Okubalulekileyo kulapho ixesha licinga khona: iifayile ezincinci, abaqhubi abancinci, akukho msebenzi womnatha, kunye neempawu ezingafunekiyo. apho ezi zinto zicinga khona, ifomati ilungile. apho azisebenzi, le yisizathu sokuguqula. I-MPG ifana nenkqubo ye-MPEG ejikelezayo njenge-.mpeg — uluhlu lweeleta ezintathu luyi-DOS-era truncation, hayi ifomati eyahlukileyo.

Ingaba ukusebenzisa i MPG kudinga ilayisenisi yepateni?

Ayikuko kuwe. Ii codecs ezibandakanyiweyo ziquka iindidi zepateni, kwaye ilayisensi ibekwe ngabantu abathutha ii decoders - ifowuni, umkhangeli zincwadi, indlela yokusebenza - ixesha elide phambi kokuba ifayile ifike kuwe. Yiyo loo nto ifomati ikho kuyo yonke ihardware kwaye kutheni i royalty- free efana nayo ikhona, kwaye ayitshintshanga nto malunga nokuguqula ifayile oyinayo.

Ndingayinika kwakhona igama elipheleleyo lesiqendu endaweni yokuguqula i MPG?

Akukho nanye, kwaye ifanele ukuqonda kutheni: unikezelo luphawu, ngelixa i bytes ngaphakathi zidityaniswe kwifomati ekhethekileyo. Ukuphinda ubize ifayile ivelisa ifayile igama layo lithembisa into imixholo yayo ayinikezeli, kwaye nantoni na evula ifayile okanye ilahlekile ifayile okanye ifunda ngokungachanekanga. Ukuphela kwendlela efutshane kuhlobo olubini oluyinyani ibhokisi efanayo phantsi kwegama elahlukileyo - kwaye nalapho ukuphinda ubhale ngokuchanekileyo kukhuselekile kunegama elahlukileyo.

Yintoni eyenza i-MPG yam ifile emva kokuguqula?

Icima ngokuzenzekelayo. Ulayisho phezulu kunye nesiphumo esiguqulwe kancinane zihlala kumaseva ethu malunga neyure ezi-24, ezishiya ixesha lokulayisha ezantsi impumelelo, kwaye zisuswa ngokuzenzekelayo. Uthutho luya kuhamba ngaphezulu kwe HTTPS kumgca omnye nolunye. Akukho mntu ufunda okuqulethekayo, akukho nto ibhalwe kwisikhokelo, akukho nto igqityiwe komnye umntu.