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Indlela yokuvula nokufunda PDF

1 Layisha phezulu i PDF documents ofuna ukuyifunda - akukho nto ifakwe kwaye akukho sicelo sokufunda esifunekayo.

2 Iphepha lidlula uxwebhu, yenza ubungakanani kwakhona, kwaye ukhangela ngaphakathi apho ifayile ithatha umbala wombhalo obonakalayo.

3 Khetha kwaye ukope nayiphi na imibhalo ofuna ukuyifumana ngqo ngaphandle kwephepha elinikezelwe.

4 Vala i-tab xa ugqibile; ifayili elayishwe phezulu PDF isuswa kubasebenzi emva koko.

Umfundi wePDF Imibuzo ebuzwa rhoqo

Ndifuna ukufaka ifayile ukuze ndifunde?

Iya kubasebenzi bethu ukuba ibonise, kwaye isuswa kamsinya emva kokuba intlanganiso yakho iphele. Akukho nto malunga noxwebhu igcinwa kwaye akukho nto iqulathe isiqulathi seefayili.

Ndingakhangela ngaphakathi koxwebhu?

Ewe, apho ifayile ifuna khona umphezulu wombhalo obonakalayo. Uxwebhu olusikiweyo olungekapheli ukuphawulwa kombhalo lumfanekiso wegama ngaphaya kokufunda, kwaye aluzukuba luphelelwe lixesha de kube lushicilelwe kwi OCR.

Ingaba ifomati ibangela ukuba umfundi akwazi ukubonisa?

Iyenza. PDF ilungisa iphepha: ifonti, i-vectors, imifanekiso ye-raster kunye nobeko lombhalo lutshixiwe ukuze wonke umfundi abone ubeko olufanayo. Umgangatho wobeko uvela ngqo kwindlela ifomati igcina ngayo iphepha.

Nantoni na ekhethekileyo kwi PDF apha?

Ewe — i-PDF yi-object graph, hayi umfanekiso wephepha, ngoko umbhalo uhlala ukhethwa kwaye i-vectors ihlala iqaqambileyo nokuba kwenzeka ntoni kwi-raster equlethe ngaphakathi. Ichaza into egcinwe kwisikrini.

Ingaba i PDF Reader iya kunyusa ubunjani be PDF documents yam?

Umbhalo kunye nobugcisa be-vector zizinto kunokuba zii-pixels, ngoko zihlala ziqaqambileyo nakweyiphi na intshukumo yobungakanani nokuba kwenzeka ntoni na. Kuphela imifanekiso ekwi-raster efakwe ngaphakathi ingaphaya, kwaye kuphela ukuba umsebenzi okhethiweyo uphinde uphinde uthathe iisampulu.

Ndingaqhuba i PDF Reader kwi PDF documents ezininzi ngaxeshanye?

Ewe - thumela iqela kwaye liqhubekeke ngokuthe tye phantsi kweqela elinye lezicwangciso, eli lithuba lokwenza uqhubekeko- msebenzi woxwebhu apha kunokuba ucofe kwincwadi yokufunda ye desktop.

Iibookmarks, ikhonkco kunye nefomu yendawo ziyaqhubeka?

Iimboniselo, ikhonkco langaphakathi neengcamango zigcinwa apho umsebenzi uvumela khona. Utyikityo oluzenzekelayo luyimfuneko: nayiphi na inguqu kwifayile kufuneka ifake utyikityo, kuba loo nto ithetha ukuba utyikityo luza kusebenza.

Ingaba i PDF Reader ibiza nantoni na?

Umhlathi PDF Reader ukhululekile ngaphandle kwe-akhawunti, kwaye akukho nto ishicilelwe kwiphepha. Amaxwebhu alayishwe phezulu asuswa kubasebenzi emva kokuba umsebenzi ugqityiwe.

Kutheni i WebM inxuwa liququzelela PDF Reader?

WEBM.to ibekwe phantsi kwebhokisi ye-web evulekileyo ekhethiweyo — VP9 okanye AV1 nge-Opus audio, ikhowudiwe ngokusemthethweni ngazo zonke iziphequluli zexesha elidlulileyo kwaye ayifuni iplugin, ilayisensi okanye umdlali. Ividiyo yimeko apho izithuthi ezijikelezayo ezingaphezulu zibuhlungu kakhulu - iifayile zikhulu kwaye zonke ukukhuphela zibiza iiyure ezilungileyo. Ukusebenza PDF Reader kwindlela yokuhambisa i-pipeline efanayo njengeeguqulelo kuthetha ukuba ukukhuphela omnye ugubungela umsebenzi wonke endaweni yokukhuphela omnye kwisixhobo ngasinye.

Ndiza kwenza ntoni ngeziphumo xa i PDF Reader igqityiwe?

Umguquli kule ndawo uhambisa ividiyo phakathi kweWebM, MP4, MKV, MOV kunye nezinye, okanye utsala umculo ophumayo ngokupheleleyo, ngaphandle kokukhuphela enye. Ukulandelela okunjalo kubaluleke kakhulu kwividiyo kunezinye iindawo: ukuphinda- ukhowudi nganye kuhlobo olunye, ngoko ke, xa kuncinci kwabo phakathi kombhalo kunye nefayile opapashayo, ibonakale ingcono.

Ingaba PDF Reader apha isixhobo esifanayo esisebenza kumasayithi afana nalowo?

Iinjini zinikezelwa - i-ffmpeg enye yokwakha nge x264, x265 ne libvpx, abasebenzi abafanayo, amaqondo afanayo. Oku WebM inxuwa lidibanisa kukubona kwiinqanawa ne codecs: ezi zidibanisa zidlala naphi na, ezifuna ukuphinda zikhowudi kwaye ezi zingakopela ngokulula. Oku kuqala kwinyani enye malunga nefomati le nxuwa libizwa emva: I-WebM yi-VP9 okanye i-AV1 ene-Opus yesandi, esiza kuyenza ikhowudi ikwi-browser kodwa esiya kuyenza ikhowudi kwi-desktop editors xa irhweba ngaphakathi.

Ndifuna i-akhawunti, kwaye ngaba kukho into egcinwa?

Akukho akhawunti, kwaye akukho nto igcinwa: ividiyo elayishwe phezulu isuswa kubasebenzi emva kokuba umsebenzi ugqibile, akukho nto ijongwa kwaye akukho nto ikhoyo. Iiakhawunti ezikhululekileyo zikhona kwimbali kunye nobungakanani beqela, hayi kwingeniso.