Chinja PDF kuti PNG

Chinja Yako PDF kuti PNG mafaira pasina simba

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Maitiro ekushandura PDF kuti PNG

Danho 1: Isa yako PDF mafaira uchishandisa bhatani riri pamusoro kana nekudhonza nekudonhedza.

Danho rechipiri: Dzvanya bhatani rekuti 'Convert' kuti utange kushandura.

Danho rechitatu: Dhawunirodha yako yakashandurwa PNG mafaira

PDF kuti PNG Mibvunzo Inowanzo bvunzwa Nezvekuchinja

Ndinogona sei kushandura PDF mapeji kuita PNG mapikicha?

Upload the PDF file and the converter renders each page as a separate PNG file. By default each page becomes its own image; the result is bundled as a ZIP archive ready to download. PDF i Adobe’s Portable Document Format kubva 1993, yakazvimira seISO 32000 uye ikozvino i universal fixed-layout document. PNG yakagadzirwa muna 1996 semugadziriso wakasununguka weGIF, uye yaive default lossless image format yewebhu.

I PNG output inotsigira kuratidzwa?

Format inoita, asi chizvarwa hachina alpha kuti iite — video frame uye rendered peji ndezvisiri-zviviri-zviviri, saka yega yega pixel inosvika yakaoma. Alpha channel ichiri kushandiswa mushure meizvozvo: zvinoreva kuti unogona kubvisa chinhu kubva ku PNG mushure mekunge uchinja format. PNG ndiyo sarudzo yakakodzera yekuvanza skrini, malogo, mavara eline uye chero chinhu chine mativi akaoma kana kuratidzika — hapana kutsvuka, hapana kutambanudza kwevara.

Ndeipi saizi ye PNG mafaera?

Kukura kupfuura zvaunogona kutarisira, nekuti PNG inochengeta yega yega pixel zvakajeka kupfuura kufungidzira. 1080p ichiri kugara pasi pe2-5 MB uye 4K ichiri kugara pasi pe6-15 MB, saka kutamba kwenguva refu kunowedzera nekukurumidza. Iyi ndiyo kutengesa kwakanaka kana mapikicha achidya kuenderera mberi kwekugadzirisa, uye iyo yakaipa kana vachienda kumusoro kune webpage. PNG inoshandisa DEFLATE compression pamusoro pekutsvaira kwe scanlines, saka yega yega pixel inorarama zvakakwana, pamwe neakazara 8-bit alpha channel.

Ndinogona here kushandura chete chikamu che PDF sezvandinoita zvese?

Yeah — the page-range option takes `1-5`, `1,3,5` or `all`, so a single chapter, an appendix or just the cover can be extracted without processing the rest. On a long document that is the difference between a handful of files and several hundred.

Iwe unogona kutsvagisa sei PDF yechigadzirwa ichi?

Izvi zvinobva zvachose pakuti kana paine mashoko akafanana. A PDF yakagadzirwa kubva kune imwe dokumendi inotakura mashoko akajeka uye inogona kutsvakwa; a PDF yakagadzirwa kubva kune scans kana mapikicha inoratidza mashoko uye haisi, kusvika OCR inowedzera mashoko. /pdf-ocr/ inoita izvi, uye zvinokosha kuisa pamberi pekushandurwa kwemashoko.

Ndinogona here kuwana imwe vhidhiyo papeji?

Yeah — chero peji rinoratidzwa se PNG faira rayo uye seti inosvika seZIP. Iyo peji-inosvika sarudzo inodzikira kana iwe uchida chete chivharo kana chikamu chimwe chete, uye kuisa kune imwe peji inodzosera faira rimwe chete kupfuura archive.

Ndeipi DPI iyo PNG inoratidzwa nayo?

Zviri pachena kuti 150 DPI ndiyo yakanakisisa (inokosha pakuona skrini uye kudhirowa). Zvimwe zvinowedzera zvinopa 72 (kudhirowa kwewebhu), 150 (zviri pachena), 300 (kudhirowa kwemhando yepamusoro), uye 600 (kudhirowa kwemhando yepamusoro). Kukwira DPI = kujeka PNG asi mafaira akakura.

Ndinogona kubvisa chete zvakasiyana peji re PDF se PNG?

Yeah — iyo page-range sarudzo inogamuchira zvinyorwa se `1-5`, `1,3,5`, kana `all` kuti uwane kuti ndezvipi zvinyorwa zve PDF zvinoratidzwa ku PNG. Inobatsira kana chete chikamu kana appendix ye PDF yakareba inodiwa.

PNG ichachengeta PDF yekutsvaga kwetebhu?

Hapana — rasterization PDF into PNG inoita kuti mapeji aite sepixels. Kana iwe uchida kutsvagisa mapeji, chengetedza chizvarwa se PDF uye shandisa chigadzirwa chekubvisa mapeji. Iyo yekubuda vhidhiyo (PNG) inoshandiswa pakuratidzira, OCR, kana kuongorora vhidhiyo.

Chii nezvemashure anoonekwa mu PNG?

PNG inochengeta yakajeka pasi peiyo PDF peji haina kunyatsonzwisisa (rarity). JPG PNG haigone kuchengeta yakajeka - peji rinoratidzwa pabwe. Yekuratidzwa kwePNG, TIFF, kana WebP.

Ndeipi nguva iPDF kusvika kuPNG inotora kuti uite dokumendi ine peji 100?

Maererano ne 30 kusvika 90 masekondi e 100-peji PDF → PNG pa 150 DPI. Yakakwira DPI inowedzera kana kudhonza nguva. Premium vashandisi vanowana akawanda akaenzana vashandi - 100 mapeji anoratidzwa mumamiriro ezvinhu epasi pe 30 masekondi paiyo tier.

Ndeipi saizi yefaira yePNG peji?

A 150-DPI PNG yeA4 peji ndeye 200-800 KB (PNG) kana 50-150 KB (JPG mhando 85).Kuwedzera nepage count kuti uwane saizi yechidimbu - 100-peji PDF kune PNG chidimbu ndechimwe che30-80 MB.

PDF

PDF mafaera anochengeta kuumbwa kwese.

PNG

PNG mafaera anoenderana ne transparency uye anoshandisa lossless compression, izvo zvinovaita kuti vave vakanaka kune magraphics, malogo, uye screenshots.