jpegとは 意味・読み方・使い方

語源

From Joint Photographic Experts Group, the name of the committee that created the standard.

発音

• enPR: jā′pĕg′
• (Received Pronunciation, General American, Canada) IPA: /ˈd͡ʒeɪˌpɛɡ/

• (General Australian, New Zealand) IPA: /ˈd͡ʒæɪ̯ˌpeɡ/
• (Scotland) IPA: /ˈd͡ʒeˌpɛɡ/
• (India) IPA: /ˈd͡ʒeːˌpɛɡ/
• 韻: -eɪpɛɡ
• ハイフネーション: JPEG, J‧PEG

固有名詞

JPEG

1. Acronym of Joint Photographic Experts Group.
2. Image compression standard created by the Joint Photographic Experts Group.

   JPEG is widely used on the Web.

名詞

JPEG (plural JPEGs)

1. (computer graphics) An image using the JFIF image file format, containing an image compressed using JPEG compression.

   a JPEG of a cat

   I'll send you some JPEGs tomorrow.

   • 1999, Dennis Jones, Neil Randall, Using Microsoft FrontPage 2000, Que Publishing, →ISBN, page 670:

     It's important to note that you cannot interlace a JPEG. However, a technology has been developed to allow JPEGs to progressively render. This is the progressive JPEG format.

   • 2022 March 3, Blake Gopnik, “One Year After Beeple, the NFT Has Changed Artists. Has It Changed Art?”, in The New York Times‎, archived from the original on 2022-03-03:

     Typically, the art object that gets NFT’d is a digital file — maybe a JPEG image or an MP4 video — that lives on some hard drive, and that looks or sounds precisely the way it would have in the decades before NFTs came along.

   • 2023, Amanda Cassatt, Web3 Marketing: A Handbook for the Next Internet Revolution, John Wiley & Sons, →ISBN, page 47:

     Critics of NFTs who don't understand the technology wonder why buyers would pay so much for a JPEG when they could just “right-click save” to their computer and copy the image an arbitrary number of times.

   • 2023 February 9, Ted Chiang, “ChatGPT Is a Blurry JPEG of the Web”, in The New Yorker‎:

     Think of ChatGPT as a blurry JPEG of all the text on the Web.

動詞

JPEG (third-person singular simple present JPEGs, present participle JPEGging or JPEGing, simple past and past participle JPEGged or JPEGed or JPEG'd)

1. (computer graphics) To create or convert an image into a JPEG file.
2. (computer graphics, by extension) To lossily compress an image file using the JPEG format with visible loss of quality.

   That image has been JPEGged to hell.

派生語

• JNG
• MJPEG
• jpg, JPG, .jpg, .JPG, .jpeg, .JPEG, .jpe, .JPE

参考

• MPEG
• JBIG

Further reading

• Official JPEG site
• JPEG on Wikipedia.Wikipedia