TIFF Tag ReductionMatrix1
| IFD |  | Image |
|---|---|---|
| Code | 50725 (hex 0xC625) | |
| Name | ReductionMatrix1 | |
| LibTiff name | TIFFTAG_REDUCTIONMATRIX1 | |
| Type | SRATIONAL | |
| Count | 3 * ColorPlanes | |
| Default | None |
Description
Used in IFD 0 of DNG files.
ReductionMatrix1 defines a dimensionality reduction matrix for use as the first stage in converting color camera native space values to XYZ values, under the first calibration illuminant. This tag may only be used if ColorPlanes is greater than 3. The matrix is stored in row scan order.
Related tags
ReductionMatrix2
ColorMatrix1
CameraCalibration1
CalibrationIlluminant1