Qhov txawv ntawm JPEG JPG thiab PNG yog dab tsi?
Qhov txawv ntawm JPEG JPG thiab PNG yog dab tsi?

Video: Qhov txawv ntawm JPEG JPG thiab PNG yog dab tsi?

Video: Qhov txawv ntawm JPEG JPG thiab PNG yog dab tsi?
Video: Python! Converting HEIC Images to PNG or JPG 2024, Kaum ib hlis
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Qhov tseem ceeb tshaj plaws txawv yog tias JPEG (tsawg kawg yog 99.99% feem ntau siv ntawm JPEG ) siv lossy compression, whereas PNG siv lossless compression. JPEG ntawm qhov tod tes ua tiav ntau dua compression, qee zaum deb dua compression, los ntawm kev tawm tswv yim pov tseg cov ntaub ntawv hauv daim duab qub.

Muaj tiag tsis muaj qhov sib txawv ntawm tus JPG thiab JPEG hom ntawv. Lub xwb txawv yog tus naj npawb ntawm cov cim siv. JPG tsuas muaj tshwm sim vim hais tias nyob rau hauv ua ntej versions ntawm lub qhov rais (MS-DOS 8.3 thiab FAT-16 cov ntaub ntawv systems) lawv xav tau ib tug peb tsab ntawv extension rau cov ntaub ntawv npe. extension, ntawm ob lub Windows thiab MACs.

Tsis tas li ntawd, hom ntawv zoo tshaj plaws rau daim duab zoo yog dab tsi?

  • TIF tsis poob (xws li LZW compression xaiv), uas yog suav hais tias yog hom ntawv zoo tshaj plaws rau kev ua lag luam.
  1. Nyem UPLOAD FILES. Nws nyob nruab nrab ntawm nplooj ntawv.
  2. Xaiv koj daim duab. Mus rau qhov chaw ntawm daim duab koj xav hloov, ces nyem ib zaug daim duab.
  3. Nyem Qhib.
  4. Tos rau koj cov ntaub ntawv kom tiav converting.
  5. Nyem DOWNLOAD ALL.
  6. Extract koj cov duab.

PNG sawv rau Portable Network Graphics (los yog, nyob ntawm seb koj nug, tus recursive PNG -Tsis- GIF ”). PNG txhawb 8-ntsis xim zoo li GIF , tab sis kuj txhawb 24-ntsis xim RGB, zoo li JPG ua. Lawv kuj tsis yog-lossy cov ntaub ntawv , compressing yees duab duab tsis degrading duab zoo.

Pom zoo: