OpcodeList3 EXIF Tag (0xc74e): Meaning & Values

Q: How do I see OpcodeList3 in a photo?

Run exiftool -OpcodeList3 photo.jpg, or open the file's info panel in Lightroom, Photoshop, Windows (Properties → Details) or macOS Preview (Tools → Show Inspector).

0xc74e

Tag ID (51022 decimal)

SubIFD

IFD / group

undef~!

Data type

EXIF

Table

What OpcodeList3 means#

The OpcodeList3 tag stored in the SubIFD directory.

Defined values#

Value	Meaning
`1`	WarpRectilinear
`2`	WarpFisheye
`3`	FixVignetteRadial
`4`	FixBadPixelsConstant
`5`	FixBadPixelsList
`6`	TrimBounds
`7`	MapTable
`8`	MapPolynomial
`9`	GainMap
`10`	DeltaPerRow
`11`	DeltaPerColumn
`12`	ScalePerRow
`13`	ScalePerColumn
`14`	WarpRectilinear2

Read, write and remove it#

# read
exiftool -OpcodeList3 photo.jpg
# write
exiftool -OpcodeList3="…" photo.jpg
# remove
exiftool -OpcodeList3= photo.jpg
# all files in a folder, as CSV
exiftool -csv -OpcodeList3 -r ./photos > opcode-list3.csv

In Python with Pillow:

from PIL import Image
exif = Image.open("photo.jpg").getexif()
value = exif.get(0xc74e)  # OpcodeList3
print(value)

Other SubIFD tags#

Frequently asked questions#

What is the EXIF tag ID of OpcodeList3?

0xc74e (51022 decimal), in the SubIFD directory.

How do I see OpcodeList3 in a photo?

Run exiftool -OpcodeList3 photo.jpg, or open the file's info panel in Lightroom, Photoshop, Windows (Properties → Details) or macOS Preview (Tools → Show Inspector).