GIF Zvishandiso

Kuchinjana kunoenderana nechinangwa. Kuchinjana kune imwe animation-inogona fomati uye maframes uye nguva inoenda; kuchinjana kune yakamira fomati uye unowana imwe fomati, iyo yekutanga. Iyo imwe nzira inonyanya kukosha mukuita: a GIF animation yakashandurwa kuita real video inowanzo kuve nechikamu chekukura nemhando yepamusoro, nekuti video codecs inomanikidza kutenderera zvakanaka uye iyi fomati haiite. GIF’s 256-colour ceiling inobviswa negradients nevideo stills, uye faira rayo resizes for animation rine simba rakakura kupfuura WebP kana MP4.

Hapana pixel data. GIF inochengeta vhidhiyo zvakajeka kupfuura kunyatsoiongorora, saka kushandurwa pakati pezviviri zvisina kukuvadza mafomati zvinogoneka uye zvinogona kugadziriswa pasina kukuvadza. Izvo zvinogona kuwanikwa zvakaipa zvese zvinotarisana nepixels - maprofiles evara, kuratidzwa, animation, embedded metadata - nekuti rutsigiro rwezvinoenderana neiyo inowanzosiyana zvakanyanya pakati pefomati kupfuura iyo pixel yekuchengetera. GIF haina kukuvadza asi ine 256-mavara epalette paframe, ichishandisa LZW compression uye imwe-color binary transparency.

Nekuti yaive yakagadzirirwa chaizvo kuti basa: makuru mafaera, fast start, hapana plugin uye hapana chitupa kushamisika. That makes it excellent at delivery and unremarkable at everything else — editing tools, phone galleries and older devices often ignore it. Converting to a general-purpose format is what makes downloaded content usable off the web. GIF animation inotamba zvakakwana chero kupi - email vashandisi, maforamu, chat apps uye browsers zvese zvinopa pasina codec kubvumirana.

Nekudaro, kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, uye kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, asi kana iwe ukaona kuti vhidhiyo yako iri kutamba, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu, unogona kuisa iyo vhidhiyo pane imwe nzvimbo yewebhu.

Nekuti rudzi urwu rwemavara runobva pamhando dzemavara dzakanyorwa, kwete kubva pazvisikwa zvakasununguka. Nekuti chero pixel inoenda kune imwe nzvimbo mubhokisi rakakura, saka nyika yakatangira nemakumi ezviuru zvemavara inodziya kusvika kumazana maviri, uye mafambiro ari pakati pezvisikwa izvi anoratidzwa sezvidimbu. Kuchenesa kunoichengeta ichichengetwa nechikonzero chekuipa kwechimiro. Kushandura kune yakadzama-color format kunobvisa chimiro chepamusoro, asi hachigone kuumbazve mavara akasununguka.

Ndinoda — format inochengeta chaiyo alpha channel, saka cut-out malogo, zvigadzirwa shots uye overlays kuchengetedza kuratidzwa kwavo sezviri pane kuuya paumwe rectangular. Kuchinjana kuformat pasina alpha ndicho chinhu chinoitika: kuratidzwa nzvimbo dziri kuiswa neimwe color, kazhinji white kana black, uye hapana nzira yekudzoka pfupi yemasking chikonzerozve.

Kunyangwe kana iwe ukashandisa imwe animation-inokwanisa fomati, hapana — kunonoka kwe frame ne count ye loops zvinochengetwa mu file uye zvinoendeswa. Kunyangwe kana iwe ukashandisa imwe fomati, imwe chete chete inogara, sezvakajairika, iyo yekutanga. Kunyangwe kana iwe ukashandisa video, loop flag haina kumbobvira yaenda chero kupi, nekuti mutambi anosarudza kuti aitezve. Cheka kutamba kwespeed mushure mekunge frame rate ichinja: fixed rate inogona chete kufungidzira kunonoka kwe frame.

Age pachayo hachisi chinhu — akawanda mafomati kubva kuti era ndivowo zvakanaka, zvakajeka nekuti zvese zvakanga makore makumi maviri kuti vaite navo. Chii chinokosha ndechokuti chii era akafungidzira: zvidiki mafaera, modest processors, hapana network, uye zvinhu munhu wese anofanira kusvika. Kwava vakafungidzirawo, format ndiro zvakanaka. Kwava havana, kuti ndiro chikonzero kuti kushandura. GIF i CompuServe’s 1987 format, uye chete chikonzero chaivapo ndechekuti inoita kuti munhu aite zvinhu zvinofadza.

Yeah — chero browser inoshandura mapikicha akagadzirwa nechirongwa ichi, saka hapana chikonzero chekuisa mapikicha aya pawebsite yako. Chimwe chinhu chinotadzisa kushandura mapikicha aya kushandurwa kuita mapikicha ewebhu, ndechekuti mapikicha aya anotora nzvimbo yakawanda pane mapikicha ewebhu. Mumwe mubvunzo unoramba uchiramba uchiitika ndewekuti mapikicha aya anotora sei nzvimbo yakawanda pane mapikicha ewebhu.

Hapana munhu, uye kuti ndicho chikonzero. Specification ndezvevanhu, munhu wose anogona kutevedzera pasina kubvunza kana kubhadharisa, uye hapana kambani inogona kuchinja mamiriro gare gare — izvo zvinoreva kuti archives, standards masangano uye hurumende masangano kuvimbisa mafomu seiyi imwe yezvose kuti achiri kuvhura mumakore makumi maviri. The trade is not compatibility, which is excellent; it is that there is no vendor to call when some tool implements the spec badly.

Asi hazvina kuitika kare, uye zvinokosha kuziva kuti nei: kusvikira ndechimwe chiratidzo, uye bytes mukati mezvinyorwa zvakagadzirwa kuti zvive neimwe mhando. Kushandura zita refaira kunokonzera kuti zita riite serisina kunaka, uye chero chinhu chinovhura chinogona kubvisa faira kana kuisa mufananidzo. Mumwe mubvunzo wakaoma ndewekuti kana iwe uchida kushandura zita refaira, iwe unofanirwa kuongorora kuti ndeipi faira yauri kutsvaga.