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 bambanci na gefen gefe 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
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 daidaitawa, mara kyau ga hoto.
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.
Upscaling. Enlarging cannot invent details that were never captured, so the result is a soft version of the original at a larger size. Always resize down from the largest source you have, and resize once rather than in stages.
Me ya sa na kamata in yi amfani da wannan maɓalli?
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Yi daidai da sararin da zai zauna a ciki. Wani mai tsawo-gaske na yanar gizo ba ya bukatar fiye da 1920 pixels a fadin, wani hoton abun ciki 1200, wani thumbnail 400, da ninka waɗannan adadin ya rufe allon allo mai girman DPI. Duk wani abu da ke bayan wannan baites ne wanda ba kowa zai gani ba.
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 ƙarƙashin ba, don haka hotuna da aka adana da ƙarƙashin 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 25 MB each, which covers essentially every camera JPG and phone photo; the work is done by libjpeg-turbo and libwebp, the same library 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.
Shin, zan iya tafiyar da JPG a kan wasu JPG images a lokaci guda?
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Yanzu, ka saukar da duk wannan rukunin cikin yankin upload kuma su yi ta lissafi a cikin daidaito tare da daidaitattun zaɓuɓɓuka - wannan shine dalilin da ya sa ka yi wannan a cikin mai bincike fiye da fayil ɗaya a lokaci a cikin mai sarrafawa. Free accounts run one file per batch; a pass lifts that.
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.
Shin JPG yana da wani farashin?
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No. JPG free with no account, no watermark on the output and no sign-in wall in front of the download. Uploads are deleted automatically a short time after the job finishes.
