Mai Juyawa PSD zuwa GIF

An yi musu tace, na daɗaɗɗa, cikin wani hoton haɗe-haɗe guda. Hanyoyi na haɗe-haɗe, maskara, layuka na daidaitawa da rubutun da za'a iya gyarawa an warware su duka cikin pixels na ƙarshe saboda GIF ba ta da wani tsari da za'a riƙe su. Ka riƙe PSD kamar mai aiki mai girma kuma ka yi wa GIF aiki kamar wani fitarwa. PSD yana riƙe da duk wani shawara na gyara mai sakewa, wanda shi ne dalilin da ya sa shi ne babban siffar don aikin zane wanda za'a sake shi. GIF's 256-color ceiling wrecks gradients and video stills, and its file sizes for animation are an order of magnitude worse than WebP or MP4.

An canja shi zuwa sRGB, saboda GIF ba shi da yanayin CMYK. Don amfanin fuskar kwamfyuta wannan shi ne abin da kake so. Don bugawa na kasuwanci ba shi da haka — canjin gamut na canza yadda launuka masu zafi ke sakewa a kan bugawa, don haka aika da marufin da asali PSD maimakon GIF.

Ba da bayanai game da piksel, ba. Nau'ukan biyu suna adana hoton ba tare da ƙuntata ba, don haka hoton da ke fitowa yana daidai da wanda ya shiga kuma ana iya sake canzawa ba da daɗewa ba. Abin da ke canzawa shine girman fayil, da kuma abin da ke tafiyar da fasali - zurfin launin, siffofin da aka rufe, layuka da motsi ana goyon baya su duka ba daidai ba tsakanin nau'ukan da ba su da asara. A PSD na kiyaye layuka, masks, moɗa na haɗewa, abubuwa masu hankali, layuka na daidaitawa da rubutun da ake iya gyarawa kamar ɓangarorin rayuwa daban-daban. GIF ba ta da asara amma tana da iyaka a kan 256-launi na launi a kowace firam, ta amfani da ƙuntata LZW da cece-kuce na launin daya na binary.

Hasken gani zai ci gaba idan aka je zuwa PNG, WebP, TIFF, GIF, ko SVG. Canja zuwa JPG zai sauya layin alfa zuwa bango mai fari — idan kana buƙatar hasken gani, ka yi niyya ga wani siffar hasken gani mai sani ba GIF ba.

An karanta siffofin launin ICC da aka rufe daga wurin asali PSD kuma aka sake haɗa su zuwa fitarwa GIF inda siffar ke goyon baya (JPG, PNG, TIFF, WebP). Siffofin da ba su da goyon bayan siffar suna komawa zuwa sRGB.

An kiyaye EXIF na kamara (ISO, shutter, lens, GPS) bisa diff yayin da ake canja PSD → GIF idan nau'ikan biyu suna goyon bayan metadata. Yi amfani da zaɓin sirri don cire metadata kafin ka sauke idan kana so ka raba hotuna ba tare da wurin geolokaci ba.

Na'am — ka ja fayiloli PSD da yawa cikin yankin shigarwa kuma mu sanya su cikin jerin gwano a daidai. Masu amfani da kyauta suna samun 100MB ga kowace fayil; Premium ba shi da wani mataki na kowace fayil kuma yana tafiyar da wasu ma'aikata masu daidai, don haka wani bangare na 200-images na iya kammala cikin minti biyu.

@ action

Halin diff shine 1:1 — fitarwa GIF tana da daidaitattun girman piksel kamar yadda wurin asali PSD. Yi amfani da wani mataki na daban na /resize-image/ bayan canjawa idan kana buƙatar rage girma ko ƙara girma a matsayin ɓangare na tafiyar aiki.

Ga JPG / WebP, inganci 75-85 na iya samun fayil 60-80% mafi ƙaranci fiye da asali PSD ba tare da bambanci mai gani ba a tsayin gani na yau da kullum. Ga burin da ba a rasa ba (PNG, TIFF), ka yi tsammanin adadin adadin da ya fi ƙaranci - a kan 5-30% ta hanyar ficewa / LZW mai kyau.

Na'am — an yi aiki da fayilolin da aka tura PSD a cikin masu aiki masu tsalle-tsalle kuma an share su cikin minti. Ba za mu karanta, adana, ko raba bayanan piksel ba. An yi takardar doka ta sirri da tagar tsarewa a /privacy/.