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raw ca correction: fix blob artifacts when avoid colourshift is enabled, #4777

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heckflosse
2018-09-06 17:59:08 +02:00
parent 68ee9d422b
commit fac0e8ee78
1 changed files with 8 additions and 2 deletions
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10
rtengine/CA_correct_RT.cc
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@@ -1252,6 +1252,12 @@ float* RawImageSource::CA_correct_RT(
array2D<float> blueFactor((W+1)/2, (H+1)/2);
array2D<float>* nonGreen;
for(int i = 0; i < (H+1)/2; ++i) {
for(int j = 0; j < (W+1)/2; ++j) {
redFactor[i][j] = blueFactor[i][j] = 1.f;
}
}
#pragma omp parallel
{
#pragma omp for
@@ -1261,10 +1267,10 @@ float* RawImageSource::CA_correct_RT(
nonGreen = colour == 0 ? &redFactor : &blueFactor;
int j = firstCol;
for(; j < W - 1; j += 2) {
(*nonGreen)[i/2][j/2] = (rawData[i][j] * (*oldraw)[i][j / 2] == 0.0 ? 1.0 : (*oldraw)[i][j / 2] / rawData[i][j]);
(*nonGreen)[i/2][j/2] = rtengine::LIM((rawData[i][j] <= 1.f || (*oldraw)[i][j / 2] <= 1.f) ? 1.f : (*oldraw)[i][j / 2] / rawData[i][j], 0.5f, 1.5f);
}
if (j < W) {
(*nonGreen)[i/2][j/2] = (rawData[i][j] * (*oldraw)[i][j / 2] == 0.0 ? 1.0 : (*oldraw)[i][j / 2] / rawData[i][j]);
(*nonGreen)[i/2][j/2] = rtengine::LIM((rawData[i][j] <= 1.f || (*oldraw)[i][j / 2] <= 1.f) ? 1.f : (*oldraw)[i][j / 2] / rawData[i][j], 0.5f, 1.5f);
}
}