Dream Chip ATOM one 4K mini, Reference Manual

Page: 38 / 73

38 of 73 Reference Manual ATOM one 4K mini
3 Fluorescent (CWF) 4000K
4 Daylight Sunny (D50) 5000K
5 Daylight Shadow (D62) 6200K
6 Daylight Cloudy (D65) 6500K
List of calibrated presets for calibration profiles 1 and 2:
ID Illumination Color Temperature
0 Tungsten 2800 2800K
1 Tungsten 3200 3200K
2 Fluorescent TL84 4200K
3 Flash 5000K
4 Daylight D55 5500K
5 Daylight D60 6000K
6 Daylight D65 6500K
7 Shady 7500K
8 Cloudy 8500K
9 Blue Sky 10000K
9.20 gain_red <gain>
Set gain factor for red component for selected output channel.
This function is for basic color correction or white balance.
red_out = red * gain / 256
Value Reset Minimal Maximal
gain 256 0 4095
Example Pseudo Code:
float gain = 1.23f;
float gain_scaled = gain * 256.0f;
// factor = 314.88
int value = (int) round( gain_scaled ); // value = 315
# gain_red 315
9.21 gain_blue <gain>
Equivalent to gain_red.