New answers tagged

0 votes
Accepted

Programatic way of aggregating focal length metadata across large collection of photos

On my collection usign Unix shell commands and exiftool: Sorted by focal length: find . -name 'IMG_????.JPG' -exec exiftool -FocalLength -p '$FocalLength' {} + | sort -n | uniq -c Sorted by ...
  • 17.3k
1 vote

Programatic way of aggregating focal length metadata across large collection of photos

Combination of exiftool and awk for example can do the work: $ exiftool -FileName -FocalLength -p '$FileName:$FocalLength' -r . 2>/dev/null |awk -F: '!/xmp/ {gsub(/ mm/,"");a[$2]+=1} ...
  • 9,721
0 votes

Suspect photograph timestamp data has been altered

Not an expert in iPhone EXIF data, but a few things to check: GPS time and other attributes In my camera, if the picture has GPS coordinates, it also has a GPS time stamp (than can differ slightly ...
  • 17.3k
0 votes

Suspect photograph timestamp data has been altered

All photo metadata can be falsified by someone who really wants to do it. Standards like C2PA are working to fix this, but it will be a long time before all devices use their standards to put signed ...
0 votes

Suspect photograph timestamp data has been altered

I do not think there is anything which can give you a clue about the precise time and date photo was taken. All this information can be altered post factum w/o any trace. There is one thing which can ...
  • 9,721

Top 50 recent answers are included