This enumeration lists constants for preset white balance values.
Values:
| IG_WB_DAYLIGHT | Daylight balance. |
| IG_WB_CLOUDY | Cloudy balance. |
| IG_WB_SHADE | Shade balance. |
| IG_WB_TUNGSTEN | Tungsten balance. |
| IG_WB_FLUORESCENT | Fluorescent balance. |
| IG_WB_FLASH | Flash balance. |