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Avoid overwriting c_black from inside ::preprocess when re-computing multipliers according to selected preprocess WB mode. Fixes #5765.

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rom9
2020-05-20 08:29:19 +02:00
committed by GitHub
parent 90180a7d1f
commit f0720ff34c
1 changed files with 2 additions and 1 deletions
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rtengine/rawimagesource.cc
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@@ -1235,7 +1235,8 @@ void RawImageSource::preprocess (const RAWParams &raw, const LensProfParams &le
{
// Recalculate the scaling coefficients, using auto WB if selected in the Preprocess WB param.
// Auto WB gives us better demosaicing and CA auto-correct performance for strange white balance settings (such as UniWB)
ri->get_colorsCoeff( ref_pre_mul, scale_mul, c_black, raw.preprocessWB.mode == RAWParams::PreprocessWB::Mode::AUTO);
float dummy_cblk[4] = { 0.f }; // Avoid overwriting c_black, see issue #5676
ri->get_colorsCoeff( ref_pre_mul, scale_mul, dummy_cblk, raw.preprocessWB.mode == RAWParams::PreprocessWB::Mode::AUTO);
refwb_red = ri->get_pre_mul(0) / ref_pre_mul[0];
refwb_green = ri->get_pre_mul(1) / ref_pre_mul[1];