Kukasira JPG

Crop your JPG files online for free

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*Mafaira adzimwa mushure memaawa makumi maviri nemana

Kukanganisa Kugadziridzwa

Shandura mafaira anosvika 1 GB mahara, vashandisi vePro vanogona kushandura mafaira anosvika 100 GB; Nyorera izvozvi

Kuisa

Maitiro ekucheka JPG

1 Upload yako JPG images uye mirira kuti kuongororwa kuratidzwe.

2 Dzvanya kuti utore nzvimbo yaunoda kuchengeta, kana kuti bvisa kuti utore ku 1:1, 4:3 kana 16:9 uye bvisa kuti utore mukati meiyo ratio.

3 Kuvimbisa crop - imwe rectangle inoshandiswa kune yega yega faira iwe wakaisa, iyo ndiyo nzira set inosvika kune zvakanyatsoenderana.

4 Dhawunirodha yakasara JPG faira, nezvose kunze kweframe yakaiswa pasi.

Kukasira JPG Mibvunzo Inowanzo bvunzwa

Maitiro ekusarudza uye kubvisa nzvimbo ye Kukasira JPG?

Muchokwadi, crop inoshandiswa kukuvadza vhidhiyo uye iyo result inodzokororwa, saka inodhura imwe nhoroondo; apo crop inoitika kukwira pa8-pixel MCU matongo, encoder inogona kuchengeta mablocks ekutanga uye mutengo unodzokera kumashure. Unogona kudhonza nzvimbo yaunoda kubva pakutanga, kana kunyora zvakajeka pixel coordinates kana iwe uchiziva.

Ndinogona here kuchera kunzvimbo ine kureba kwechifananidzo?

Yeah. Lock the selection to 1:1, 4:3, 16:9 or any custom ratio and drag freely inside that constraint — which is how you get a set of images that all fit the same layout slot without measuring anything.

Ndiani wangu chigadzirwa format kuchinja sei crop anoita?

It can. JPG ichengeta 8-bit RGB kuburikidza neDCT ine 4:2:0 chroma subsampling sezvakajairika, saka yakachena yakachena uye yakaoma mativi ezvinyorwa zvinove zvinhu zvikutanga zvekuchenesa. That decides whether the crop is a pure pixel operation or whether the file has to be rebuilt around it.

Chii chinokosha che JPG chinokosha kuziva usati waita crop?

Yeah — chero kuchengeta rinodzokorora kurovedza kwequantiser, saka kushandura uye kudzokorora kuchengeta JPG kunokonzera kupararira kweiyo generation loss kunyangwe kana iwe uchingoti hauna kuderedza quality slider. Iyi ndiyo mhando yezvinyorwa zvinoonekwa chete mushure mekunge wanyora pamusoro pechizvarwa.

Ndeipi nyaya inowanzoitika kana uchikanda JPG images?

Kucheka pamberi pekuchinja saizi. Chiremera kubva pakutanga neyakajeka-yakazara, wozochinja saizi yemufananidzo — kuita izvi zvakasiyana zvinoreva kuti nzvimbo yawakachengeta yarasikirwa nemashoko ayo yainge isina kufanira kushaya.

Ndinogona kubvisa mafaera akawanda kune imwe nzvimbo panguva imwe chete?

Yeah, uye kuti ndicho chikonzero chakanaka kuita pano kupfuura munyori: imwe neimwe rectangle inoshandiswa pasi pebato, iyo ndiyo nzira iyo seti yezvigadzirwa zvinorwadza zvinosvika kune zvakanyatsoenderana zvinoenderana nenzvimbo yezvishoma nezvishoma zvakaenzana.

Chii chandinogona kurodha pasi ku Kukasira JPG?

Chii zvachose mumhuri ye raster ine kushaya - JPG, JPEG, JFIF uye WebP - pamwe nefomati isina kushaya (PNG, BMP, TIFF) kana iwe uchida kuisa pamwe chete. Fomati inoverenga kubva ku file header, kwete kusvikira, saka vhidhiyo yakachengetwa neyakaipa suffix ichiri kuenderera.

Pane chero faira resize limit pa Kukasira JPG?

Yeah: mapurogiramu emahara anogadzira mapikicha kusvika ku 25 MB ese, ayo anobata zvakajairika ese kamera JPG uye foni mapikicha; basa rinoitwa ne libjpeg-turbo uye libwebp, ayo mapurogiramu akafanana ne desktop editor inobatanidza. Mazhinji mafaera ndiwo chimwe chinhu chisingabhadhari chinokumanikidza, uye huwandu hunogona kunge huri pafaera rimwe chete kana kuti pabatch.

I Kukasira JPG ichadzikisa mhando ye JPG images yangu?

A lossy source yakanga yapfuura mhedzisiro yeimwe quantumization pass, uye chero chiitiko chine kudzokorora-kunyora zvinowedzera imwe. Kwavanogona kuita basa pasina kusvibisa pixel data isu tinoita kuti panzvimbo, uye apo hazvigoneki iwe sarudza quality factor iwe pachako kupfuura kuwana zvakajairika default.

Ndinogona sei kuisa Kukasira JPG pane akawanda JPG images panguva imwe chete?

Yeah. Drop yose set mu upload nzvimbo uye ivo queue mumwechete neimwe configuration - kuti ndiyo yakakosha chikonzero kuita izvi mu browser kupfuura imwe faira panguva imwe mu editor. Free accounts run imwe faira pa batch; a pass lifts that.

Chii chinoitika kune EXIF uye color profile data?

EXIF yekamera (ISO, shutter, lens, GPS) uye yakaiswa ICC profile inoendeswa pasi nemamiriro ezvinhu, nekuti kubvisa profile ndiko kunoita kuti mavara achange achichinja pakutangazve. Dzvanya pane sarudzo yekuchengetedza kuti utore metadata pamberi pekurodha pasi kana iwe uchida kuburitsa faira.

Kukasira JPG inodhura here?

No. Kukasira JPG inowanikwa pasina akaunti, pasina mvura pa output uye pasina kurodha pasi kwechivharo. Uploads anogadziriswa otomatiki mushure menguva pfupi mushure mekunge basa rapera.