Mataki na 1: Loda naka WebP fayiloli ta amfani da maɓallin da ke sama ko ta hanyar ja da sauke su.
Mataki na 2: Danna maɓallin 'Maida' don fara hira.
Mataki na 3: Sauke fayil ɗin da aka canza GIF fayiloli
WebP zuwa GIF Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan canza WebP zuwa GIF ba tare da rasa ingancin hoton ba?
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Ka shigar da fayil ɗinka WebP kuma mai maida zai yi amfani da inganta ingancin da ya dace da siffar GIF. Ga GIF mara asara (PNG, TIFF, BMP) ana kiyaye duk piksel; ga GIF mai asara (JPG, WebP) zaka iya daidaita ma'aunin inganci kafin ka sauke shi. WebP na ba da hanyoyi biyu masu asara da ba-da-hasara, tare da alfa cece-kuce da motsi da ke da amfani a cikin kowanne. 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.
Shin GIF na riƙe bayanan EXIF daga WebP na?
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A matsayin diff, na'am, duk inda manufar take da wani wuri don sanya shi - nau'in kamara, daidaitattun nunawa, linzamin kwamfuta da GPS coordinates duk suna daukewa. GPS shine filin da ya cancanci tunani: idan hoton zai kasance an wallafa shi, amfani da zaɓin metadata-strip don haka ba ka daukewa inda hoton aka dauka. WebP ne Google na 2010 image format, gina daga VP8 keyframe encoder da kuma nufin su maye gurbin JPG, PNG da GIF a lokaci guda.
Shin canji daga WebP zuwa GIF zai kiyaye haske?
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Haske zai ci gaba idan GIF ya kasance PNG, WebP, TIFF, GIF, ko SVG. Canja zuwa JPG zai sauya layin alfa zuwa bango mai fari. Idan kana buƙatar haske a cikin sakamakon, to, ka yi niyya ga GIF mai haske mai sani a matsayin GIF=JPG. GIF shi ne Format na CompuServe na 1987, kuma dalilin da ya sa ya tsira shi ne saboda yana da motsi.
Shin siffar launina (sRGB / Adobe RGB / CMYK) za ta tsira daga WebP zuwa GIF?
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An karanta siffofin launin ICC da aka rufe daga WebP kuma an 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, wanda ke kiyaye launuka daidai a kan mafi yawan fuskokin nunawa na zamani.
Me ya faru game da metadata EXIF yayin canja WebP zuwa GIF?
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An kiyaye EXIF na kamara (ISO, shutter, lens, GPS coords) bisa diff yayin WebP → GIF idan nau'ikan biyu suna goyon bayan metadata. Yi amfani da zaɓin sirri don cire metadata kafin sauke idan kana buƙatar raba hotuna ba tare da wurin geolokaci ba.
Shin zan iya canja fayiloli WebP da yawa zuwa GIF a lokaci guda?
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Na'am — ka ja fayiloli WebP da yawa cikin yankin shigarwa kuma mu sanya su cikin jerin gwano a daidai. Masu amfani da kyauta suna samun 100 MB ga kowace fayil; Premium ba ta da iyaka ga kowace fayil kuma tana tafiyar da wasu masu aiki a daidai, don haka wani bangare na hotuna 200 na iya kammala cikin minti biyu.
Ta yaya WebP zuwa GIF ke bambanta da Photoshop / GIMP ga aikin guda ɗaya?
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Domin canja siffar kai tsaye muna tafiyar da irin libpng / libjpeg-turbo / libwebp / ImageMagick da mai sarrafa kwamfyutan tebur ke amfani da shi, tare da ingancin fitarwa guda. bambancin shine sarrafa kwasfa mai daidaituwa — shiri-shiri na kwamfyutan tebur suna buɗe fayil ɗaya a lokaci; muna karɓar kwasfa.
Mene ne ma'anar fayil GIF na?
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Diff ɗin shi ne 1:1 — GIF ɗinka na riƙe da girman piksel na wurin asali WebP. Idan kana buƙatar canza girman kamar wani ɓangare na canja wurin, ka yi amfani da /resize-image/ bayan canja wurin, ko kuma ka haɗa shi da kayan aikin /image-resize/.
Yaya ƙaramin GIF zai iya zama ba tare da artifacts masu gani ba?
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Ga JPG / WebP, inganci 75-85 na iya samun GIF 60-80% mafi ƙaranci daga WebP ba tare da bambanci mai gani ba a tsayin gani na yau da kullum. Ga GIF mara asara (PNG, TIFF), ka yi tsammanin adadin da za'a iya adana ya fi ƙaranci — a kan 5-30% ta hanyar ficewa / LZW mai kyau. GIF animation plays absolutely everywhere - email clients, forums, chat apps and browsers all render it without codec negotiation.
Shin fayilolina WebP na sirri ne yayin canjawa?
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Na'am — an yi aiki da fayilolin WebP da aka tura 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 takaddun tagar tsare-tsaren a /privacy/.
Shin mai canza WebP zuwa GIF yana aiki ga hotuna masu girma sosai (50MP+)?
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Na'am, don kyauta har zuwa 100 MB. Premium na iya sarrafa manyan shigarwa (300 MB+) da zurfin pixel na daban (16-bit PNG, 32-bit float TIFF). Pipeline na fitar da layuka don haka amfani da ƙwaƙwalwar ajiya yana daidaita da adadin layuka, ba adadin pixels gaba ɗaya ba.
Me yasa GIF da na canja ya fi girma ko ƙaranci fiye da yadda na tsammani?
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WebP mai ƙarfin ƙuntata da ke akwai (JPG mai asara) yakan girma idan aka sake-ƙuntatawa zuwa GIF mara asara (PNG, TIFF). WebP mara asara yakan yi ƙarancin girma idan aka tafi zuwa JPG / WebP. Ma'aunin yana dogara da abun ciki na hoton — hotuna suna ƙuntata daban daga zane-zane na layin. WebP har yanzu yana da darasi na biyu a waje na mai bincike - shirye-shiryen aiki na bugawa, da manyan gine-ginen ofishin da wasu galere na wayar ba su yarda da shi ba. 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.
