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Kukweza

Momwe mungasinthire PDF ku PNG

Gawo 1: Kwezani yanu PDF 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 PNG mafayilo

PDF ku PNG Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

DPI iti yomwe PNG imapanga?

The Resolution menyu pa tsamba Converter amapereka 72 DPI kwa kugwiritsira ntchito chophimba, 150 DPI, amene ndi default, ndi 300 DPI kwa kusindikiza. Kutalika resolutions kupereka sharper koma zikuluzikulu PNG owona.

Kodi PNG imathandizira kuwala?

Format imagwira ntchito, koma chiyambicho sichimakhala ndi alpha kuti ipereke - ma frame a video ndi masamba opangidwa ndi mawonekedwe owoneka bwino, kotero kuti ma pixel onse amafika molimba. Chingwe cha alpha chimakhala chothandiza pambuyo pake: kumatanthauza kuti mutha kuchotsa chinthu kuchokera ku PNG pambuyo pake popanda kusintha mtundu. PNG ndi kusankha koyenera kwa zithunzi, malogo, line art ndi chilichonse ndi zosalimba mapiko kapena kuwala - palibe kuyimba, palibe kuwala band.

Kodi ndi chiyani chofunikira pa PNG mafayilo?

Kukula kwakukulu kuposa momwe mungayembekezere, chifukwa PNG imasunga ma pixel onse moyenera kuposa kuyerekezera. 1080p imakhalabe pafupi ndi 2-5 MB ndipo 4K imakhalabe pafupi ndi 6-15 MB, kotero kutulutsa kwanthawi yayitali kumawonjezera mwachangu. Izi ndi malonda abwino pamene zithunzi zimatha kutulutsa kuwongolera, ndipo zoyipa pamene zikuyenda mozungulira patsamba la webusaiti. PNG amagwiritsa ntchito DEFLATE kusamvana pa scanlines zofiltered, choncho aliyense pixel amapulumuka moyenera, kuphatikizapo 8-bit alpha channel.

Kodi ndingasinthe gawo limodzi la PDF m'malo mwake zonse?

Kuyambira patsamba loyamba. Menu ya Masamba imapatsa Masamba onse kapena Masamba Oyamba okha, omwe ndi okwanira kwa chivundikiro kapena thumbnail. Kwa tsamba lililonse lina, chotsani PDF koyamba ndi /pdf-split/ ndipo musinthe masamba omwe mukufuna.

Kodi PDF mbali ya ichi kusintha searchable?

Zimatengera kuti pali mawu a m’bukuli. PDF yopangidwa kuchokera ku fayilo imagwiritsa ntchito malemba ochokera m’bukuli ndipo imatha kufunidwa. PDF yopangidwa kuchokera ku scans kapena zithunzi ndi chithunzi cha malemba koma sichingakhalepo mpaka OCR iwonjezere malemba. /pdf-ocr/ imapangitsa kuti izi zitheke, ndipo ndi bwino kuyendetsa pulogalamuyi panthawi yosintha yomwe imayembekezera kuwerenga mawu.

Kodi ndili ndi chithunzi chimodzi patsamba?

Yai. Patsamba lililonse amasonyeza monga PNG wapamwamba yake, anaimirira mu page order, choncho imodzi-page wapamwamba amapereka imodzi PNG ndi m'litali wina amapereka chithunzi chimodzi patsamba.

Kodi ndingasinthe okha zina patsamba la PDF kuti PNG?

Menu ya Masamba ili ndi zosankha ziwiri: masamba onse, omwe ndi woyamba, kapena tsamba loyamba kokha. Palibe njira yolemba mu mtunda wa tsamba. Kwa masamba ena, chotsani PDF m'masamba okha ndi /pdf-split/ ndikusintha masamba omwe mukufuna.

Kodi PNG idzasunga PDF kufufuzidwa kwa mawu?

Sichoncho — kusinthitsa PDF ku PNG kumasintha mawu kukhala ma pixels. Ngati mukufuna kulemba mawu omwe angapezeke, gwiritsani ntchito njira yochotsa mawu. Chithunzi chotuluka (PNG) chili chowonetsera kapena kugwiritsira ntchito chithunzi.

Kodi ndi chiyani pazochitika zowonekera m'PNG?

Masamba ndi kuoneka pa kumbuyo woyera, kotero zithunzi mtundu monga PNG ndi JPG alibe zowonekera malo, ngakhale pamene tsamba m'PDF alibe kuwonjezera.

Kodi ndi nthawi yayitali bwanji kuti PDF mpaka PNG itenge nthawi yayitali bwanji kuti ikhale ndi tsamba la 100?

Sikuti pali nthawi yoti musinthe masamba onse, koma nthawi yoti musinthe masamba oyamba ndi yovuta kwambiri. Izi zimadalira kuchuluka kwa masamba, kuwala kwa masamba ndi momwe ma seva akuyendera. Buku lalitali la 300 DPI limatenga nthawi yaitali kuposa buku la 72 kapena 150 DPI, ndipo kusinthira masamba oyamba okha ndi njira yofulumira kwambiri.

Kodi ndi kukula kwa fayilo ya tsamba la PNG?

Kukula kwa ma pixel kumadalira pa zomwe zili patsambali ndi pa resolution yake. Masamba omwe ali ndi zithunzi kapena ma background okhala ndi nkhope zimapatsa ma file akulu kuposa masamba a malemba oyera. Kudutsa resolution kumapatsa ma pixels awiri amodzi, choncho tsamba la 300 DPI ndi lalikulu kwambiri kuposa tsamba lomwelo la 150 DPI.

PDF

Mafayilo a PDF amasunga mawonekedwe pazida zonse ndi machitidwe ogwiritsira ntchito, zomwe zimapangitsa kuti akhale abwino kugawana zikalata zomwe ziyenera kuwoneka zofanana kulikonse.

PNG

Mafayilo a PNG amathandizira kuwonekera bwino ndipo amagwiritsa ntchito kukanikiza kosataya, zomwe zimapangitsa kuti akhale abwino kwambiri pazithunzi, ma logo, ndi zithunzi.