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-rw-r--r--src/ipa/ipu3/algorithms/awb.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/ipa/ipu3/algorithms/awb.cpp b/src/ipa/ipu3/algorithms/awb.cpp
index 1dc27fc9..87a6cc7a 100644
--- a/src/ipa/ipu3/algorithms/awb.cpp
+++ b/src/ipa/ipu3/algorithms/awb.cpp
@@ -353,6 +353,14 @@ void Awb::awbGreyWorld()
/* Color temperature is not relevant in Grey world but still useful to estimate it :-) */
asyncResults_.temperatureK = estimateCCT(sumRed.R, sumRed.G, sumBlue.B);
+
+ /*
+ * Gain values are unsigned integer value ranging [0, 8) with 13 bit
+ * fractional part.
+ */
+ redGain = std::clamp(redGain, 0.0, 65535.0 / 8192);
+ blueGain = std::clamp(blueGain, 0.0, 65535.0 / 8192);
+
asyncResults_.redGain = redGain;
/* Hardcode the green gain to 1.0. */
asyncResults_.greenGain = 1.0;