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Merge "Clarify documentation for the dimming stage." into tm-dev

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TreeHugger Robot
2022-03-24 22:07:49 +00:00
committed by Android (Google) Code Review
parent d31d3b8554 d48a5a9829
commit 581b7b11bd
1 changed files with 6 additions and 1 deletions
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7
graphics/composer/aidl/android/hardware/graphics/composer3/DimmingStage.aidl
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@@ -29,7 +29,12 @@ enum DimmingStage {
*/
LINEAR = 1,
/**
* Dimming operations must be applied in gamma space, after OETF has been applied
* Dimming operations must be applied in gamma space, after OETF has been applied.
* Note that for this dimming operation to be perceptually correct it must also be gamma
* corrected. The framework will assume that it is able to use the gamma 2.2
* power function for gamma correcting the dimming matrix, for simplicity of
* implementation and the fact that gamma 2.2 is close enough to typical SDR
* transfer functions that would be used for the client target.
*/
GAMMA_OETF = 2,
}