Sinthani JPG ku PSD

Sinthani Yanu JPG ku PSD mafayilo mosavuta

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*Mafayilo achotsedwa patatha maola 24

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Kukweza

Momwe mungasinthire JPG ku PSD

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 PSD mafayilo

JPG ku PSD Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji JPG kupita ku PSD popanda kuwononga mtundu wa chithunzi?

Kutumiza fayilo yanu ya JPG ndipo wosinthira wathu amagwiritsa ntchito kuwongolera kwa mtundu wa PSD. 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. A PSD amasunga masamba, masks, kuphatikizira modes, smart zinthu, kusinthika masamba ndi editable malemba monga osiyana moyo zinthu.

Kodi ndingapeze kuwala kwazithunzi pamene chithunzicho ndi PSD?

PSD 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 PSD imapatsa china chake chosunga. PSD amasunga zonse kusintha chisankho reversible, amene ndi chifukwa chake ndi master format kwa ntchito kupanga kuti adzasinthidwa.

Kodi kusinthidwa kwa JPG ku PSD kumabwezeretsa mtundu womwe udawonongeka?

Sichoncho. Ma artefacts ophatikizika omwe atulutsidwa mu JPG ndi ma pixels a pixels, ndipo PSD 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.

Kodi PSD imasunga deta ya EXIF kuchokera ku JPG yanga?

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.

Kodi kusinthidwa kwa JPG kupita ku PSD kumateteza kuwala?

Kuwala kwamkati kumapezeka pamene PSD 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 PSD. PSD ndi Adobe Photoshop's native wapamwamba, ndipo ndi ntchito wapamwamba osati kutumiza mtundu.

Kodi mtundu wanga wazithunzi (sRGB / Adobe RGB / CMYK) udzakhala ndi moyo mpaka JPG mpaka PSD?

Ma profiles a ICC amtundu wa embedded amawerengedwa kuchokera ku chiyambi JPG ndipo amaphatikizidwanso ku PSD pomwe mtundu umathandizira (JPG, PNG, TIFF, WebP). Ma formats osathandizira ma profile amabwerera ku sRGB ndi njira yoyeserera.

Kodi chimachitika ndi metadata ya EXIF pamene JPG ikusinthidwa kukhala PSD?

EXIF ya kamera (ISO, shutter, lens, GPS) imasungidwa mwanjira yosasinthika pa JPG -> PSD pamene mitundu iwiri imathandizira metadata. Musagwiritse ntchito kuchotsa metadata mukafuna kugawana zithunzi popanda kusonyeza malo opezeka kapena kusonyeza zolemba za chipangizocho.

Kodi ndingasinthire mamiliyoni a JPG mafayilo ku PSD pamodzi?

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.

Kodi JPG mpaka PSD imayerekezera ndi Photoshop / GIMP pantchito yomweyo?

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.

Kodi fayilo ya PSD ili ndi kukula ndi kukula kwa chiyani?

Mtundu woyambirira ndi 1:1 — PSD wanu wa kutuluka ali ndi pixels yofanana ndi yochokera ku JPG. Ngati mukufuna kusintha kukula ngati gawo la kusintha, kugwiritsa ntchito /resize-image/ pambuyo pake, kapena kugwirizana ntchito ndi /image-pipeline/ ntchito.

Kodi fayilo ya PSD ikhoza kukhala yochepa bwanji popanda zowoneka bwino?

Kwa JPG / WebP, mtundu wa 75-85 umabweretsa PSD 60-80% wamtali kuposa JPG popanda kuwonekera panthawi yowonera. Kwa PSD yopanda malire (PNG, TIFF), mutha kuyembekezera kupulumutsa pang'ono - nthawi zambiri 5-30% pogwiritsa ntchito kutsitsa / LZW koyenera kuposa momwe chiyambi chili.

Kodi JPG fayilo yanga ndi yapadera nthawi yosintha?

Ndikoyenera - mafayilo a JPG omwe amatulutsidwa amachitidwa m'mabungwe osiyana ndipo amasungidwa m'maola ochepa. Tisawerenga, sitisunga kapena sitigawana deta ya pixel. Chipinda chokhala ndi deta chakhala chikupezeka pa /privacy/.

JPG

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

PSD

PSD (Photoshop Document) ndi mtundu wa fayilo ya Adobe Photoshop. Mafayilo a PSD amasunga zithunzi zosanjikizana, zomwe zimathandiza kuti zisinthidwe mosawononga komanso kusunga zinthu zopangidwa. Ndi ofunikira kwambiri pakupanga zithunzi ndi kusintha zithunzi mwaukadaulo.