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Sinthani JPG ku SVG

Sinthani Yanu JPG ku SVG mafayilo mosavuta

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Momwe mungasinthire JPG ku SVG

Gawo 1: Kwezani yanu JPG mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa SVG mafayilo


JPG ku SVG Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji JPG kupita ku SVG popanda kuwononga mtundu wa chithunzi?
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Kutumiza fayilo yanu ya JPG ndipo wosinthira wathu amagwiritsa ntchito kuwongolera kwa mtundu wa SVG. Kwa osankhidwa osatha (PNG, TIFF, BMP) chilichonse cha pixel chimasunga bit-by-bit; kwa osankhidwa owonongeka (JPG, WebP) mutha kuwongolera mtundu wa mtundu (default 90) pambuyo potsitsa. JPG ndi lossy: chithunzi chimasinthidwa ndi DCT, quantised, ndi entropy-coded, ndi quality knob kuwongolera momwe ambiri ndi kuthyola. SVG amasunga mawonekedwe monga maulendo a matekinoloje ndi malemba monga malemba, osati monga ma pixels, kotero ndi buku lazolemba kuposa raster grid.
Kusaka kumasintha malo a pixel kukhala maulendo, omwe amagwira ntchito bwino kwa malogo, mapangidwe a m'mizere ndi zithunzi zamtundu wa flat-colour ndi mipaka yosaoneka bwino. Fotogalamu siyimakhala ndi mipaka imeneyi, chifukwa chake kusaka kumabweretsa kapena kulinganiza kovuta kapena SVG ndi maulendo ambirimbiri omwe ndi akulu kwambiri komanso othamanga kwambiri kujambula kuposa oyamba. SVG sangakhale chithunzithunzi cha zithunzi - kujambula zithunzi kumabweretsa kuyerekezera kopanda nzeru kapena fayilo yochulukirapo kuposa raster yoyamba.
SVG mtundu umathandizira izi, koma kusinthaku sikungatheke. JPG siyimakhala ndi alfa channel, kotero kuti ma pixel onse kuphatikizapo kumbuyo kumafika mosawoneka bwino. Kuchita / removebackground / pambuyo pake kuti muchepetse chinthucho - ndiye kuti alpha channel SVG imapatsa china chake chosunga. SVG imawoneka bwino pa kukula kulikonse, imatha kusinthidwa, imatha kufunidwa komanso kusinthidwa ngati malemba oyera, ndipo nthawi zambiri ndi gawo la kukula kwa PNG yofanana.
Sichoncho. Ma artefacts ophatikizika omwe atulutsidwa mu JPG ndi ma pixels a pixels, ndipo SVG amawateteza bwinobwino kuposa kuwachotsa. Fayiloyo nthawi zambiri imakula, nthawi zina nthawi zambiri. Sichiyenera kuchitidwa pambuyo pake, chifukwa kusintha kwatsopano sichidzapanga chitukuko chachiwiri cha kuwonongeka. JPG alibe kuwala, degraded m'tsogolo nthawi iliyonse kuti ndi re-kupulumutsa, ndi kutulutsa zooneka kuletsa pa flat mtundu ndi zosaoneka malemba.
Imakhala yosinthidwa kukhala sRGB, chifukwa SVG siyimakhala ndi njira ya CMYK. Kuti mugwiritse ntchito pazenera, izi ndi zomwe mukufuna. Kuti musindikize pa intaneti, sichingakhale choncho — kusintha kwa gamut kumasintha momwe mabala osatumizidwira amawonekera pa chophimba, choncho tumiza chophimba cha JPG choyambirira, osati SVG.
Popanda malire, yeah, komweko JPG ndi JPEG standard kuchokera 1992, ndipo pambuyo zaka zitatu ndibe format ambiri kamera ndi ambiri mawebusaiti kugwiritsa ntchito kwa zithunzi.
Mu SVG, malemba ndi malemba anzeru — kusankhidwa, kufufuzidwa ndi re-styleable, ndipo amafuna font kuti azikhalapo kapena embedded kuti aonedwe monga analonjeza. Kusintha kuchokera SVG amasintha kuti malemba mu pixels kapena mu malemba a dokumento kutengera cholinga; kusintha ku SVG amapereka okha malemba anzeru ngati chiyambi anali ndi malemba latsopano.
Kuwala kwamkati kumapezeka pamene SVG ndi PNG, WebP, TIFF, GIF, kapena SVG. Kusintha kuti JPG kumadula nyanja ya alpha pambuyo wobiriwira — ngati mukufuna kuwala kwamkati, sankhani chida chowala chosawoneka bwino m'malo mwa SVG. SVG ndi W3C XML-ogwirizana vector mtundu, lamulo kuyambira 2001 ndi pano anabadwa kwa aliyense browser.
Ma profiles a ICC amtundu wa embedded amawerengedwa kuchokera ku chiyambi JPG ndipo amaphatikizidwanso ku SVG pomwe mtundu umathandizira (JPG, PNG, TIFF, WebP). Ma formats osathandizira ma profile amabwerera ku sRGB ndi njira yoyeserera.
EXIF ya kamera (ISO, shutter, lens, GPS) imasungidwa mwanjira yosasinthika pa JPG -> SVG pamene mitundu iwiri imathandizira metadata. Musagwiritse ntchito kuchotsa metadata mukafuna kugawana zithunzi popanda kusonyeza malo opezeka kapena kusonyeza zolemba za chipangizocho.
Inde - dinani mafayilo ambiri a JPG ku gawo lotsitsa ndipo amalowa m'gulu limodzi. Tiyi yaulere imalandira 100 MB pa fayilo; Premium ilibe fayilo ya fayilo ndipo imagwira ntchito zambiri, chifukwa chake 200-image batch imakhala yomaliza m'maola awiri.
Kuti tisinthe mtundu woyenera, timagwiritsa ntchito ma libpng / libjpeg-turbo / libwebp / ImageMagick omwe amagwiritsa ntchito woyang'anira desiki, ndi mtundu umodzi. Kusiyana ndi kuti zida za desiki zimatsegula fayilo imodzi panthawi imodzi; timavomereza ma batani ndi kuwayendetsa mogwirizana pa ogwira ntchito pa seva.

JPG

JPG mafayilo agwiritsa ntchito lossy kusamvana oyenera kwa zithunzi, kusonyeza ochepa kukula kwa fayilo pamene kuteteza chikhalidwe cha kuona.

SVG

Mafayilo a SVG ali ndi zithunzi za vekitala zomwe zimakula bwino kwambiri kukula kulikonse popanda kutaya mtundu.


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