Camera

Gamma Correction

https://en.wikipedia.org/wiki/Gamma_correction

Peiliang taught me this.

Gamma correction or gamma is a nonlinear operation used to encode and decode luminance or tristimulus values in video or still image systems.

Gamma correction is, in the simplest cases, defined by the following power-law expression:

$V_{\text{out}}=A{V}_{\text{in}}^{\gamma }$

Different gamma values