Kompyuta, Mitundu file
GIFCA ndi chiyani? Gif-fano "VKontakte" osati
Pa chaka chathachi, zithunzi chamoyo akhala mbali ya ochezera ndi gwero zosangalatsa. Pa nkhani imeneyi, mapulogalamuwanso "VKontakte" ndi zina chikhalidwe TV ndi chidwi ndi funso zimene SIFCO.
Lingaliro la mtundu wa
Gif mukhoza kuwerenga monga "mtundu cha kupatsana zithunzi zojambulajambula." Iwo anayamba kupanga ndi CompuServe mu 1987 kutumiza bitmaps pa maukonde.
Zithunzi ndi .gif kutambasuka akhoza kusungidwa popanda kusemphana khalidwe ndi kuwerenga kwa mitundu 256 ambiri. N'zotheka kuthandiza ndi chiwerengero chachikulu cha mithunzi mu makanema ojambula pamene muli phale osiyana aliyense chimango, ndi ziro kuchedwa pakati pa zithunzi. mtundu amatenda ntchito ndi muyezo mtundu phale. Chithunzi amasungidwa ndi mzere. Chifukwa owona LZW-wothinikizidwa ndi ambiri m'madera homogeneous mosavuta wothinikizidwa. fano sasiya tanthauzo.
MwaukadauloZida gif-chithunzi
Kodi zikutanthauza GIFCA kwa wosuta ano, ngati alibe makanema ojambula? Izi si zimene anafuna. Choncho, patangopita chilengedwe cha mtundu wakhala bwino: kuyambira 1989 gif-owona akhoza kukhala zazikulu ndiponso muli malo mandala. Zojambula GIFCA - fano limene lili mafelemu angapo, komanso mfundo za kuchuluka ndi mtundu wa zawo. Childs, ndondomeko ndi looped, ndipo atamaliza kuonetsa GIFCA restarted.
Pakati pa phale la mitundu akhoza analengeza poyera. Pankhaniyi, asakatuli amakono kusonyeza maziko m'madera a unpainted. Tsankho chilungamo, amawathandiza PNG, chifukwa gifok si khalidwe: mapikiselo akhoza kukhala mwina chodzaza kapena mandala.
Kodi applicable gif-mtundu?
Kudziwa ndendende zomwe GIFCA, tinganene kuti mtundu uwu wa chithunzi kwambiri komwe wapamwamba ayenera kukula osachepera. Kudera limeneli Internet: kufunafuna liwiro la masamba potsegula, kutukula akuyesera kuchepetsa kugwiritsa ntchito zithunzi "katundu" ankaona opepuka GIFCA.
Mtundu gif ndi wofala ukonde kamangidwe. Ndi oyenera kutenga zithunzi lochepa, Vol. H. Muli malemba. Chokongoletsedwa ndi zosiyanasiyana zolemba batani - osati kuti zina, monga SIFCO. Komabe, gif si oyenera kasungidwe zithunzi. Chifukwa chaichi abwino JPEG (jpg): mtundu uwu si chiwerengero cha mitundu displayable.
Zojambula SIFCO kawirikawiri amagwiritsidwa ntchito kamangidwe ka Websites. Ndi luso kusiya pixels mandala, gif-fano ifeyo mu mndandanda wa zithunzi zina.
makhalidwe luso
GIFCA ndi chiyani? Choyamba, izo yafupika ndi "thupi" fano. Mtundu wa LZW-psinjika, zomwe zimathandiza kuti kuphatikiza chibwereza pixels. Choncho, m'madera ambiri homogeneous, mphamvu adzakhala yafupika fano. The aligorivimu zimathandiza kuchepetsa kukula kwa zithunzi eyiti-bit ndi phale popanda nsembe khalidwe: deta wothinikizidwa angathe kubwezeretsedwanso kwathunthu. Koma zithunzi, malire a 256 mitundu adzakhala sizingasinthe.
LZW aligorivimu amafunsira ziwembu chomwecho file otchedwa mawu, kumene iwo zolembera ndi likukwaniritsa mu tebulo. Mwachitsanzo, chithunzi ali waika 70 pixels akuda mu achikasu ndi pinki mtundu. Aliyense wa iwo nkhani phindu chomwecho - mwachitsanzo, 8. deta The udzasugidwa mu mawonekedwe a nthawi 70 ndi zolemba eyiti. M'munsi phokoso pachithunzipa, psinjika ndi wa apamwamba khalidwe.
Mbali ina ya mtundu ndi njira interlace wa kusunga. mizere ali m'magulu, kusintha kuti mkati wapamwamba. Ngakhale fano ndi olemedwa, pang'onopang'ono ukuonekera. Choncho, pamene GIFCA osati yodzaza kwathunthu, izo Tingaone, koma pa chikalata m'munsi.
Woyamba wolembedwa 1, 5, 9 ndi mizere zina pa intervals "4" Dongosolo limene iwo amaoneka pa jombo. Pamene 25% ali adatsitsa, mukhoza kuwona chithunzi amaona. Komanso kuoneka 3, 7, 11 ndi zina mizere, fano limakhala nthawi 2 bwino. Ndiye yodzaza mndandanda ena (2, 6, 10, ... and 4, 8, 12 ...), ndipo amapeza mawonekedwe komaliza pa chithunzipo. Njira kujambula pang'ono kumawonjezera kukula kwa SIFCO, koma pokhala kuona ake lisanathe Download ndendende chimene ichi chilema pang'ono.
GIFCA "Mu Kukhudza" ndi chiyani?
Zithunzi Animated, adakweza ogwiritsa ntchito BK - izi ndi zithunzi kukuyenda mu mtundu gif. Kwa amene kale kudziwa zimene GIFCA kufuna kudziwa mmene kuziyika izo pa Intaneti chikhalidwe.
Kuti muiike ndi makanema ojambula ku malo wina, muyenera alemba pa mbewa batani bwino ndi kupeza menyu kuti amalola kutengera adiresi (URL). Ndiye muyenera kupita malo "VKontakte" ndipo muiike adiresi ya pamalo amene kuonekera GIFCA (mwachitsanzo, mu kutchire kumene kulemba malo lemba pa khoma). dongosolo adzakhala basi kukopera chithunzichi, kenako kugwirizana akhoza kuchotsedwa. Dinani Enter kufalitsa SIFCO.
SIFCO download anu kompyuta, izo adzaikidwe mu "Documents" gawo (kugawa tidutse mu zoikamo). Dinani "kuwonjezera chikalata" sankhani mlingo mwayi. Kuika SIFCO mu uthenga kapena positi, muyenera akanikizire batani "Angagwirizanitse" ndi kupeza wapamwamba.
Zithunzi Animated, anamuona abwenzi, mukhoza dzipulumutse. Kuti tichite zimenezi, muyenera atumiza chifanizo ndi "+", alemba pa izo, dinani bwino ndipo sankhani kuchokera pa menyu item ankafuna.
SIFCO mu VC ndi chiyani? Iyi ndi njira yodabwitsa azikongoletsa mbiri yanu, zili mu mtima, kuchereza nokha ndi abwenzi. Kuwonjezera makanema ojambula m'makalata kapena pakhoma ndi kompyuta kapena Websites: Tsopano inu mukudziwa momwe angachitire izo!
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