Indlela ukukhetha DVR for imoto

Phakathi abanini imoto DVRs yonke imihla yaye kuya kusanda ukuthandwa, kwaba njalo nakaloku eqhelekileyo kakhulu ukubona ngaphakathi emotweni. Esi sixhobo kunceda ukufaka umfanekiso yengozi kunye nonxibelelwano kunye namapolisa yendlela, nto leyo yamnandi isiziba ubungqina kwiinkqubo kunye neembambano kunye inshorensi neenkampani nabefundisi DPS, kwaye ikuvumela ukuba uphephe lo mba enkundleni. Kweli nqaku, ulwazi omninzi oluncedo yabhengezwa malunga ukukhetha indlela DVR semoto, achaze iimpawu eziphambili kunye neempawu iimodeli mihla, iimpawu zazo kunye neendidi.

Iintlobo izixhobo kunye imoto DVR

Ukuba unemoto kwaye sijongene umbuzo ukukhetha indlela DVR, ngoko ke into yokuqala ufanele wazi kukuba multi-itshaneli kunye elizimeleyo. izixhobo ezimele abe isantya kwaye lula ngexesha nebandla kwisithuthi. Bona zixhonywe isibiyeli kwi window ngaphambili okanye yokukhulisa iikomityi sokufunxa okanye ngcina tape kabini kabini. Enyanisweni, lo zekhamera incinane ikwazi zokurekhodisha ngokuzimeleyo, bamgcine kwi khadi yememori okanye hard disk. Izinto eziluncedo ezingundoqo DVRs ezimele ukuba ukusetyenziswa amandla, ukurekhodwa Obusemagqabini ubunjani amanani angcono.

Multi-channel Car DVR, ncomo apho ezimnandi kakhulu, ubunjwe iikhamera zevidiyo kunye neyunithi eyahlukileyo - recorder. Ezi nkundla ke zenzelwe ukuba ufakelo kuyo nayiphi na indawo ngaphakathi emotweni. Loo Isishicileli izakubanodibaniso ukusuka iikhamera ezimbini ukuya kwezine ukulungisa uphawu ividiyo ke wadlulisela zokurekhodisha isixhobo, yaye ngokufuthi sihlale kwikhadi lememori. Izinto eziluncedo ze olu hlobo DVRs kukho ithuba elikhulu kwendawo nokulungileyo ukudlala esemgangathweni. Kodwa yokufaka ayikho simple njalo, kwaye amandla ziphele ngaphezulu thile kunoogxa yakuma wedwa.

Ukukhetha DVR imoto

Phambi kokuba ukhetha i DVR, nikelani ingqalelo kwezinye parameters ezingabalulekanga ukuba babone iimbopheleleko kunye nomgangatho. Xa uluhlu lwazo isisombululo ukurekhodwa yokuqala, unoxanduva iinkcukacha yezinto ezincinane kunye nomfanekiso zicace. Oku kulinganiswa pixels kunye ndikho kuxhomekeka kwinani lawo - pixels ngakumbi, ayanda umgangatho ukurekhoda. Ngoko ke, kufuneka ukhethe isixhobo kunye ekusonjululweni VGA, HD Full ngonaphakade HD.

Ngokubhekele phaya, ethetha ukukhetha indlela DVR, kufuneka ucinge ngesantya bhala. flow mfanekiso ogudileyo ngakumbi xa inani lezakhelo erekhodayo yesibini ngalinye inkulu. Ngoku inani liphezulu iiseli - ukuya 25-30 / s.

Phawula kwakhona avtovideoregistratora scan. Kusenokuba kweentlobo ezimbini - nokuba okuqhubekayo okanye interlaced. Xa isixhobo yomfanekiso izakhelo interlaced unikwa kwinani kwi even and odd imikrozo. A iifom okuqhubekayo isixhobo yokuskena kanye epheleleyo, izakhelo yonke. Kulo kulandela ukuba lwalo yesibini, umgangatho picture iya kuba ngcono, ngokukodwa "ifreyim ngumkhenkce" okanye isindululo kade.

Ifom ye ucinezelo data kwakhona i parameter ebalulekileyo xa ufuna ukwazi ukukhetha indlela DVR. iifomati ividiyo ucinezelo Modern - MPEG4, H.264, M-JPEG kunye MPEG. Ubuninzi kwaye ngaphandle kokulahleka data, kuya kuba phambi H.264.

Xa ukhetha DVR kufuneka ukuba uthathe ingqalelo engile uhlolo le zekhamera. Oko kukuthi, ngcono umfanekiso kuya kuphumelela. Musa ukulibala apha ukuba isifundo kubonakala elikhulu ukuba angle ukubukela lincinane, kwaye vice versa. Eyona ndlela engcono kwikona 100-140o kwikonw ngekona.

Kwaye uzame ukuthenga isixhobo ukuba unalo uvakalelo iphantsi, kuba kuchaphazela kakhulu umgangatho umfanekiso. Iyunithi yokulinganisa - abandwendweli, kwaye mbalwa, ngcono umgangatho.