TIFF Tag BlackLevelDeltaH
| IFD |  | Image |
|---|---|---|
| Code | 50715 (hex 0xC61B) | |
| Name | BlackLevelDeltaH | |
| LibTiff name | TIFFTAG_BLACKLEVELDELTAH | |
| Type | SRATIONAL | |
| Count | ImageWidth | |
| Default | All zeros |
Description
Used in Raw IFD of DNG files.
If the zero light encoding level is a function of the image column, BlackLevelDeltaH specifies the difference between the zero light encoding level for each column and the baseline zero light encoding level.
If SamplesPerPixel is not equal to one, this single table applies to all the samples for each pixel.