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-rw-r--r--src/ipa/ipu3/algorithms/awb.cpp27
-rw-r--r--src/ipa/ipu3/algorithms/awb.h8
2 files changed, 20 insertions, 15 deletions
diff --git a/src/ipa/ipu3/algorithms/awb.cpp b/src/ipa/ipu3/algorithms/awb.cpp
index 964d6995..c1a303e2 100644
--- a/src/ipa/ipu3/algorithms/awb.cpp
+++ b/src/ipa/ipu3/algorithms/awb.cpp
@@ -76,13 +76,16 @@ static constexpr uint32_t kMinGreenLevelInZone = 32;
* \var Accumulator::counted
* \brief Number of unsaturated cells used to calculate the sums
*
- * \var Accumulator::rSum
+ * \var Accumulator::sum
+ * \brief A structure containing the average red, green and blue sums
+ *
+ * \var Accumulator::sum.red
* \brief Sum of the average red values of each unsaturated cell in the zone
*
- * \var Accumulator::gSum
+ * \var Accumulator::sum.green
* \brief Sum of the average green values of each unsaturated cell in the zone
*
- * \var Accumulator::bSum
+ * \var Accumulator::sum.blue
* \brief Sum of the average blue values of each unsaturated cell in the zone
*/
@@ -207,10 +210,10 @@ void Awb::generateZones(std::vector<RGB> &zones)
RGB zone;
double counted = awbStats_[i].counted;
if (counted >= kMinZonesCounted) {
- zone.G = awbStats_[i].gSum / counted;
+ zone.G = awbStats_[i].sum.green / counted;
if (zone.G >= kMinGreenLevelInZone) {
- zone.R = awbStats_[i].rSum / counted;
- zone.B = awbStats_[i].bSum / counted;
+ zone.R = awbStats_[i].sum.red / counted;
+ zone.B = awbStats_[i].sum.blue / counted;
zones.push_back(zone);
}
}
@@ -243,9 +246,9 @@ void Awb::generateAwbStats(const ipu3_uapi_stats_3a *stats,
/* The cell is not saturated, use the current cell */
awbStats_[awbRegionPosition].counted++;
uint32_t greenValue = currentCell->greenRedAvg + currentCell->greenBlueAvg;
- awbStats_[awbRegionPosition].gSum += greenValue / 2;
- awbStats_[awbRegionPosition].rSum += currentCell->redAvg;
- awbStats_[awbRegionPosition].bSum += currentCell->blueAvg;
+ awbStats_[awbRegionPosition].sum.green += greenValue / 2;
+ awbStats_[awbRegionPosition].sum.red += currentCell->redAvg;
+ awbStats_[awbRegionPosition].sum.blue += currentCell->blueAvg;
}
}
}
@@ -254,9 +257,9 @@ void Awb::generateAwbStats(const ipu3_uapi_stats_3a *stats,
void Awb::clearAwbStats()
{
for (unsigned int i = 0; i < kAwbStatsSizeX * kAwbStatsSizeY; i++) {
- awbStats_[i].bSum = 0;
- awbStats_[i].rSum = 0;
- awbStats_[i].gSum = 0;
+ awbStats_[i].sum.blue = 0;
+ awbStats_[i].sum.red = 0;
+ awbStats_[i].sum.green = 0;
awbStats_[i].counted = 0;
}
}
diff --git a/src/ipa/ipu3/algorithms/awb.h b/src/ipa/ipu3/algorithms/awb.h
index ac8ccc84..3385ebe7 100644
--- a/src/ipa/ipu3/algorithms/awb.h
+++ b/src/ipa/ipu3/algorithms/awb.h
@@ -35,9 +35,11 @@ struct Ipu3AwbCell {
struct Accumulator {
unsigned int counted;
- unsigned long long rSum;
- unsigned long long gSum;
- unsigned long long bSum;
+ struct {
+ uint64_t red;
+ uint64_t green;
+ uint64_t blue;
+ } sum;
};
class Awb : public Algorithm