V2EX exif

Exif

定义 Definition

Exif(Exchangeable Image File Format,可交换图像文件格式)指数码照片文件中嵌入的元数据标准,常包含拍摄时间、相机型号、曝光参数、镜头信息、GPS定位等。(也常泛指“照片里的这些拍摄信息”。)

发音 Pronunciation

/ksf/

例句 Examples

I checked the photo’s Exif to see when it was taken.
我查看了照片的 Exif 信息,看看它是什么时候拍的。

Before posting the image online, she removed the GPS data from the Exif metadata to protect her privacy.
在把图片发到网上之前,她从 Exif 元数据中删除了 GPS 信息以保护隐私。

词源 Etymology

Exif是一个缩略词,来自 Exchangeable Image File Format。该标准最早由日本相关行业组织提出,用于让相机在 JPEG 等图像文件中保存统一格式的拍摄参数与附加信息,便于设备与软件读取和交换。

相关词 Related Words

文学与作品中的用例 Literary Works

  • The DAM Book: Digital Asset Management for Photographers(Peter Krogh)讨论照片管理时频繁提到 Exif/元数据的读取与整理。
  • Real World Image Sharpening with Adobe Photoshop, Camera Raw, and Lightroom(Bruce Fraser, Jeff Schewe)涉及工作流与拍摄信息(含 Exif)在后期中的作用。
  • Scott Kelby’s Digital Photography Book 系列(Scott Kelby)面向摄影学习者,常用 Exif 信息解释曝光与拍摄设置。
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