TIFF Tag BlackLevel
| IFD | Image |
|---|---|
| Code | 50714 (hex 0xC61A) |
| Name | BlackLevel |
| LibTiff name | TIFFTAG_BLACKLEVEL |
| Type | SHORT or LONG or RATIONAL |
| Count | BlackLevelRepeatRows * BlackLevelRepeatCols * SamplesPerPixel |
| Default | 0 |
Description
Used in Raw IFD of DNG files.
This tag specifies the zero light (a.k.a. thermal black or black current) encoding level, as a repeating pattern. The origin of this pattern is the top-left corner of the ActiveArea rectangle. The values are stored in row-column-sample scan order.