1Yi upload na JPG images wanda kake so ka canza girmansa - aiki daga mafi girman asali da kake da shi a matsayin daga kwafin da ka riga ka rage sau ɗaya.
2Ka rubuta wani faɗi na manufa, wani tsayi na manufa ko kuma wani kashi, kuma ka bar maɓallin ma'aunin-aiki a kan sai ka so ka yi tsayi.
3Run the resize; every file in the batch is taken to the same target in a single pass.
4Ka saukar da fayil ɗin da aka canza girmansa JPG, ko kuma duk ƙungiyoyin da suka haɗa a matsayin arshiya guda.
JPG Tambayoyin da ake yawan yi akai-akai
Shin, fuskar asali tana da tasiri kan sakamakon canja girma?
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JPG na adana bita 8 RGB ta hanyar DCT mai asara tare da 4:2:0 chromatography subsample ta hanyar diff, don haka rubutun rawaya mai kyau da gefen da ke da wuya su ne abubuwan farko da za'a yi wa laushi. Wannan shi ne abin da ke yanke shawara ko rage girman fayil na da alaka da pixels ko kuma yana da alaka da sake- enkodin.
Shin, akwai wani abu na musamman ga JPG wanda zan yi sauna?
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Ya, Duk wani adana yana sake tafiyar da kwantata, don haka sake gyara da sake adana JPG yana haifar da asarar samarwa ko da kuwa ba ka taba rage ingancin slider ba. Yana da kyau a duba kafin ka sake girman fayil wanda ba za ka iya sakewa ba.
Ta yaya JPG zai canza girman?
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Concretely, An sake duba hoton da wani sifar Lanczos kuma an sake encode shi, wanda ya nuna cewa canja girman yana nufin sake-tsaurara - don haka yi shi sau ɗaya daga mafi girman asali da kake da shi ba tare da a cikin matakai ba. You give it a target width, a target height or a percentage, and it works from the original rather than from a previously resized copy.
Shin zan iya riƙe rabon fuska ko kuma na ƙulla daidaitattun girman?
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Duk biyu. Ku rufe ra'ayi kuma wani ma'aunin zai fito daga na biyu, wanda shi ne abin da kuke so kusan ko da yaushe. Ku rufe shi kuma ku samu daidai adadin da kuka rubuta, a kan farashin da aka yi wa tsayi — mai amfani ga wani sarari mai daidaitacce, mara kyau ga hoto.
Me ke faruwa ga EXIF da bayanan siffar launin?
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An yi amfani da EXIF na kamara (ISO, shuɗi, linzamin kwamfuta, GPS) da kuma siffar ICC mai rufewa a kan diff, saboda dakatar da sifar shi ne abin da ke sa launuka su canja a kan sake shigowa. Yi amfani da zaɓin sirri don cire metadata kafin ka sauke idan kana shirin wallafa fayil.
Me zan iya canzawa zuwa JPG?
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Duk wani abu cikin iyalin raster mai asara - JPG, JPEG, JFIF da WebP - da kuma sifofin da ba su da asara (PNG, BMP, TIFF) idan kana so ka haɗa su cikin wani bangare guda. An karanta sifar daga babban fayil, ba daga fassara ba, don haka hotuna da aka adana da ƙarshen da ba daidai ba na iya wucewa.
Shin akwai wani iyaka na girman fayil a kan JPG?
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Ya: free accounts process images up to 5 MB each, which covers essentially every camera JPG and phone photo; the work is done by libjpeg-turbo and libwebp, the same libraries a desktop editor links against. Fayiloli masu girma ne kawai abin da mataki mai kyauta zai hana ka, kuma iyaka ita ce ga kowace fayil ba ga kowace ƙungiya ba.
Will JPG lower the quality of my JPG images?
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A lossy source is already the result of one quantification pass, and any operation that has to re-encode adds a second. Where the job can be done without touching the pixel data we do that instead, and where it cannot you choose the quality factor yourself rather than getting a fixed default.
Me yasa wani shafin da yake da siffar zamani zai yi aiki JPG?
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WEBP.to an gina shi a kusa da maye gurbin zamani na duka biyun na ƙan diff: wani siffar da ke yi asara, ba tare da asara ba, alfa da motsi, kuma da aminci ƙasashe mafi ƙaranci fiye da JPEG ko PNG ya zo daga. Mutane sun zo nan sun yanke shawarar cewa ƙa'idodin da suka gabata suna kashe musu faɗaɗawa, kuma wannan hukuncin ya sauya a cikin lokaci: wane girma, wane inganci, me ya faru da haske. JPG shine akan upload guda da asusun guda don haka waɗannan tambayoyin an amsa su a wuri guda.
Bayan JPG ya yi tafiya, me zai yi amfani da shi a gaba?
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Mai canja wurin a kan wannan shafin yana motsa hotuna zuwa kuma daga WebP, PNG, JPG da AVIF, wanda shine inda kake yanke shawarar ko wani ƙaramin fayil yana da kyau a rasa manyan masu bincike. Doing it in that order matters: pick the pixels first and the container afterwards, because the container is the cheap decision and the pixels are the expensive one.
Shin, shafukan iyali suna tafiyar da wani abu daban?
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The engines are identical — same libraries, same workers, same caps. What is different is the opinion attached, and the opinion here rests on a property of the format this site is named after: wannan maɓallin.webp na iya riƙe da wani firam na VP8 mai asara, ko kuma wani mai rasawa, ko kuma wani motsi, don haka ana yanke shawara kan hanyar sarrafawa ta fahimta bisa ga fayil ba bisa ga maɓalli ba.
Me ya faru da fayil ɗina, kuma shin ana buƙatar asusun?
