JEITA CP-3451
- 57 -
B. Thumbnail (1st IFD) Support Levels
The support levels of thumbnail (1st IFD) tags are shown in Table 18.
Table 18 Tag Support Levels (5) - 1st IFD TIFF Tag
Tag ID
Uncompressed
Tag Name
Field Name
Dec
Hex
Chunky Planar YCC
Comp-
ressed
Image width
ImageWidth
256
100
M
M
M
J
Image height
ImageLength
257
101
M
M
M
J
Number of bits per component
BitsPerSample
258
102
M
M
M
J
Compression scheme
Compression
259
103
M
M
M
M
Pixel composition
PhotometricInterpretation
262
106
M
M
M
J
Image title
ImageDescription
270
10E
O
O
O
O
Manufacturer of image input
equipment
Make
271
10F
O
O
O
O
Model of image input equipment
Model
272
110
O
O
O
O
Image data location
StripOffsets
273
111
M
M
M
N
Orientation of image
Orientation
274
112
O
O
O
O
Number of components
SamplesPerPixel
277
115
M
M
M
J
Number of rows per strip
RowsPerStrip
278
116
M
M
M
N
Bytes per compressed strip
StripByteCounts
279
117
M
M
M
N
Image resolution in width direction XResolution
282
11A
M
M
M
M
Image resolution in height direction YResolution
283
11B
M
M
M
M
Image data arrangement
PlanarConfiguration
284
11C
O
M
O
J
Unit of X and Y resolution
ResolutionUnit
296
128
M
M
M
M
Transfer function
TransferFunction
301
12D
O
O
O
O
Software used
Software
305
131
O
O
O
O
File change date and time
DateTime
306
132
O
O
O
O
Person who created the image
Artist
315
13B
O
O
O
O
White point chromaticity
WhitePoint
318
13E
O
O
O
O
Chromaticities of primaries
PrimaryChromaticities
319
13F
O
O
O
O
Offset to JPEG SOI
JPEGInterchangeFormat
513
201
N
N
N
M
Bytes of JPEG data
JPEGInterchangeFormatLength
514
202
N
N
N
M
Color space transformation matrix
coefficients
YCbCrCoefficients
529
211
N
N
O
O
Subsampling ratio of Y to C
YCbCrSubSampling
530
212
N
N
M
J
Y and C positioning
YCbCrPositioning
531
213
N
N
O
O
Pair of black and white reference
values
ReferenceBlackWhite
532
214
O
O
O
O
Copyright holder
Copyright
33432
8298
O
O
O
O
Exif tag
Exif IFD Pointer
34665
8769
O
O
O
O
GPS tag
GPSInfo IFD Pointer
34853
8825
O
O
O
O
Notation
M : Mandatory (must be recorded)
R : Recommended
O : Optional
N : Not recorded
J : Included in JPEG marker and so not recorded