jpgdetails

ThisanalyzertoolextractshiddenmetadatalikeExif,IPTC,XMP,ICCcolorprofiles,GPScoordinatesandQuantizationtablesfromyourphotosandimages.,AJPEGfilecontainsseveralsegments;eachsegmentcontainsdifferentkindsofdata,delimitedbytwo-bytecodescalledmarkers.Themarkersarehexadecimal; ...,JPEGisacommonlyusedmethodoflossycompressionfordigitalimages,particularlyforthoseimagesproducedbydigitalphotography.,EXIFis...

參考資訊如下
Show metadata (Exif, IPTC, ICC...) hidden inside your photos

This analyzer tool extracts hidden metadata like Exif, IPTC, XMP, ICC color profiles, GPS coordinates and Quantization tables from your photos and images.

The Metadata in JPEG files

A JPEG file contains several segments; each segment contains different kinds of data, delimited by two-byte codes called markers. The markers are hexadecimal; ...

JPEG

JPEG is a commonly used method of lossy compression for digital images, particularly for those images produced by digital photography.

EXIF Data Viewer

EXIF is short for Exchangeable Image File, a format that is a standard for storing interchange information in digital photography image files using JPEG ...

Jimpl

View EXIF data of your images online. Find when and where the picture was taken. Remove metadata and location from the photo to protect your privacy.

認識jpg 相片圖檔的「中繼資料」 內嵌文字欄位機制

相片/圖片檔*.jpg 裡面， 其實內含了很多文字資訊， 例如相片的標題、 一段文字描述、 一組標籤、 ... 等等。 這些資訊稱為「中繼資料」 （metadata）。

Check files for metadata info

This online metadata viewer will show you all hidden metadata info of audio, video, document, ebook & image files. Online exif data viewer without ...

JPG File: What is a .JPG and How do I Open it?

What is image metadata and how is it used?

Image metadata is text information pertaining to an image file that is embedded into the file or saved to a separate file that is associated with the image file ...