Metadata Extraction
Challenge Gallery
Quick Reference
| Command | What It Does |
|---|---|
exiftool file |
Extract all metadata |
exiftool -s3 -GPSPosition file |
GPS coordinates only (value only) |
exiftool -json file |
Metadata as JSON |
file file |
Identify file type by magic bytes |
identify file |
Image dimensions and format |
pdfinfo file.pdf |
PDF metadata |
GPS Coordinate Conversion
DMS (Degrees, Minutes, Seconds) to Decimal:
Decimal = D + M/60 + S/3600
Example: 47° 39' 23.4" = 47 + 39/60 + 23.4/3600 = 47.6565
Common EXIF Fields
| Field | What It Reveals |
|---|---|
CreateDate |
When the photo was taken |
Make / Model |
Camera manufacturer and model |
GPSLatitude / GPSLongitude |
Where the photo was taken |
ExposureTime |
Shutter speed (e.g., 1/200) |
Software |
Editing software used |