한국   대만   중국   일본 
JPEG - ?????????? ????????? ???? ??? ?? ?????

JPEG

?? ?????????? ????????? ????
?????
????? ?? ???? ?? ?? ?? ??? ????? ???? ????? ????? ????? ???????
?????(???) ??? ??????
.jpg , .jpeg , .jpe
.jif , .jfif , .jfi [?]
??? ?????? ????????
image/jpeg
?? ????????? JPEG
??????? ??? ?????
public.jpeg [?]
??? ??????
ff d8 ff [?]
??????????? Joint Photographic Experts Group
?????? ????? ?? ??????? ???? ? ?? ??? ???  ( ????-18}} ) [?]
???? ?????????? ?? ????? ????? ?????
????????? ?????????? ISO/IEC 10918, ITU-T T.81, ITU-T T.83, ITU-T T.84, ITU-T T.86 [?]
?????

??????? (JPEG) ??? ?? ????????? ?????? ?? ??????? ???? ??????????? ?? ?????? (Lossy) ???????? ??????? ???. [?] [?] [?] ????? ?? ?? ????? ???? ????? ???? ??? ??? ?? ????? ????? ???? ???? ?? ??????? ????? ?? ??? ?????? (??? ??????)? ?? ???? ?? ????? ??????? ???? ?????? ?? ????? ????? ????? ????. ??? ?? ??? ?????? ???? ???? ? ????? ?????? ????? ?? ???????. [?]

??? ??? ????? ???? ≪???? ????? ??????? ?????≫ (?? ??????? : Joint Photographic Experts Group ) ???? ?? ??? ????? ??? ?? ??? ????????? ?? ????? ?????. [?] [?] [??]

???? ????? [ ?????? ]

????????? ????? ??????????? ??????????? (Encoding) ??? ?? ????? ??????? ?? ????? ????? ?? ??????? ?? ??????? ?????????? ???? ? ????? ??????? ????? ?? ?????? ?? ???? ?????? ? ???? ????? ?????????. [??] ?? ??? ??? ????? ???? ??????? ?? ????? ??????????? ?? ????? (Lossy) ??? ???? ??????. ?? ??? ???? ???? ?? ????????? ????? ?? ?? ?????? ????? ???? ?? ??? ???? ? ?????????? ??????? ????. [??] [??]

???? ????? ??????? ????? ???? ???? ?? ?? ?? ????? ?? ??? ????? ????? ???????. [??] ??? ????? ????? ??? ?????? ????? ??? ?? ?? ??? ?????? ?? ???? ?? ????? ???? ??????? ? ?? ????? ?????? ????????? ????? ??? ?? ?????? ???? ???? ?? ???????? ????? ?? ??????. [??] ???????? ?????? ?? ?? ????? ?? ?????????? ????? ??????? ?????? ??????? ???????? JPEG ?????? ???????. ???? ?????????? ?????????? ?????? ?????? ?? ?? ?? ???? ????? ????? ??????? ?? ???? ?? ????? ?? ???? ?? ???? JFIF ??????????. [??] ???? JPEG/JFIF ???????????? ???? ??? ????? ? ?????? ?????? ?? ??? ?? ?????. [??] ?? ??? ???? ???? JPEG/JFIF ???? ?? ???? ??? ???????. ?????? ???? JPEG/JFIF ???? ?? ???? ???????? ?? ???? ????? ??????? ?????? ?????? ???? ??????? ???? ??????? ???? ???????. [??]

?? ??? ??? ????? [ ?????? ]

  • ??????? ???? ????? ?? ?? ?????? ???? ???? ????? ????? ??????? ???? ??????? ??? ??? ?? ?? ?????? ???? ????? ???? ???? ???? ????? ????. [??]
  • ???? ????? ??? ????? ?? ?????? ??????? ????? ??? ???? ??? ?? ??????? ? ????? ??????? ??? ?? ?? ???. [??]

?? ??? ???? ??????? [ ?????? ]

????? ???? ????? ?? ?????
????
?? ?? ?????? ??
???????? ??? ???

?????? ?? ????? ???? ???? ????? ???? ??????? ?? ??? ???? ??????? ?? ??? ?????????? ????? ???? ???????? ??? ??? ????? ?? ????? ???????? ???? ?????? ??????? ???? ??????????? ????? ???? ??? ?? ??? ?????????? ????? ?? ?? ??????? ????? ?????? ????. [??] ?? ????? ?? ???? ???????? ?? ?????? ??? ?????? ??????.

????? ?? ????? [ ?????? ]

????? [ ?????? ]

  1. ↑ https://www.coolutils.com/online/Formats/JPG ??????????? ?? ?? ?? ???? ???? Wayback Machine
  2. ↑ https://developer.apple.com/library/archive/documentation/FileManagement/Conceptual/understanding_utis/understand_utis_conc/understand_utis_conc.html
  3. ↑ https://www.filesignatures.net/index.php?page=search&search=FFD8FFE0&mode=SIG ??????????? ?? ?? ???? ???? ???? Wayback Machine
  4. ↑ https://word2jpg.com/
  5. ↑ https://www.itu.int/ITU-T/worksem/vica/docs/presentations/SO_P3_Lee.pdf
  6. ↑ ??? ??? https://www.spiedigitallibrary.org/journals/journal-of-electronic-imaging/volume-27/issue-04/040901/JPEG-1-standard-25-years--past-present-and-future/10.1117/1.JEI.27.4.040901.full?SSO=1
  7. ↑ https://www.scribd.com/document/12809857/Discrete-Cosine-Transform-and-JPEG-Files
  8. ↑ https://developer.mozilla.org/en-US/docs/Web/Media/Formats/Image_types
  9. ↑ ??? ??? https://web.archive.org/web/20190805194553/https://home.bt.com/tech-gadgets/photography/what-is-a-jpeg-11364206889349
  10. ↑ https://www.bbc.com/news/technology-34538705
  11. ↑ ???? ???? https://www.w3.org/Graphics/JPEG/itu-t81.pdf
  12. ↑ https://www.jpeg-repair.org/
  13. ↑ https://www.whydomath.org/node/wavlets/basicjpg.html
  14. ↑ https://www.business.com/articles/how-to-compress-photos/
  15. ↑ https://stackoverflow.com/questions/1427623/are-all-jpeg-files-jfif
  16. ↑ https://www.loc.gov/preservation/digital/formats/fdd/fdd000018.shtml
  17. ↑ https://99designs.com/blog/tips/image-file-types/
  18. ↑ https://homepages.cae.wisc.edu/~ece533/project/f06/aguilera_rpt.pdf
  19. ↑ ≪?????? ??? ?? ???≫ .
  20. ↑ https://fstoppers.com/education/about-jpeg-images-and-their-quality-degradation-435235
آیکون خرد

??? ?? ?????? ??? ???? ?????? ???. ????????? ?? ????? ?? ?? ????????? ??? ????.

??????? ?? ≪ https://fa.wikipedia.org/w/index.php?title=JPEG&oldid=39424503 ≫