EXIF tag · IFD0

PreviewSettingsDigest

The PreviewSettingsDigest tag stored in the IFD0 directory.

0xc719
Tag ID (50969 decimal)
IFD0
IFD / group
int8u!
Data type
EXIF
Table

What PreviewSettingsDigest means#

The PreviewSettingsDigest tag stored in the IFD0 directory.

Read, write and remove it#

# read
exiftool -PreviewSettingsDigest photo.jpg
# write
exiftool -PreviewSettingsDigest="…" photo.jpg
# remove
exiftool -PreviewSettingsDigest= photo.jpg
# all files in a folder, as CSV
exiftool -csv -PreviewSettingsDigest -r ./photos > preview-settings-digest.csv

In Python with Pillow:

from PIL import Image
exif = Image.open("photo.jpg").getexif()
value = exif.get(0xc719)  # PreviewSettingsDigest
print(value)

Frequently asked questions#

What is the EXIF tag ID of PreviewSettingsDigest?

0xc719 (50969 decimal), in the IFD0 directory.

How do I see PreviewSettingsDigest in a photo?

Run exiftool -PreviewSettingsDigest photo.jpg, or open the file's info panel in Lightroom, Photoshop, Windows (Properties → Details) or macOS Preview (Tools → Show Inspector).

Last updated October 03, 2026 · How we calculate · Sources