TIFF Tag Reference
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TIFF Tag GrayResponseCurve
| IFD | | Image |
|---|---|---|
| Code | 291 (hex 0x0123) | |
| Name | GrayResponseCurve | |
| LibTiff name | TIFFTAG_GRAYRESPONSECURVE | |
| Type | SHORT | |
| Count | 2**BitsPerSample | |
| Default | None |
Description
For grayscale data, the optical density of each possible pixel value.
The 0th value of GrayResponseCurve corresponds to the optical density of a pixel having a value of 0, and so on.
This field may provide useful information for sophisticated applications, but it is currently ignored by most TIFF readers.