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Minor code optimization

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Mirco Miranda 2022-06-25 15:54:10 +02:00 committed by Mirco Miranda
parent bf52896347
commit d4966d169b
1 changed files with 11 additions and 11 deletions
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22
src/imageformats/psd.cpp
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@ -656,21 +656,21 @@ inline void cmykToRgb(uchar *target, qint32 targetChannels, const char *source,
}
for (qint32 w = 0; w < width; ++w) {
auto ps = sourceChannels * w;
auto C = 1 - *(s + ps + 0) / double(max);
auto M = 1 - *(s + ps + 1) / double(max);
auto Y = 1 - *(s + ps + 2) / double(max);
auto K = 1 - *(s + ps + 3) / double(max);
auto ps = s + sourceChannels * w;
auto C = 1 - *(ps + 0) / double(max);
auto M = 1 - *(ps + 1) / double(max);
auto Y = 1 - *(ps + 2) / double(max);
auto K = 1 - *(ps + 3) / double(max);
auto pt = targetChannels * w;
*(t + pt + 0) = T(std::min(max - (C * (1 - K) + K) * max + 0.5, max));
*(t + pt + 1) = T(std::min(max - (M * (1 - K) + K) * max + 0.5, max));
*(t + pt + 2) = T(std::min(max - (Y * (1 - K) + K) * max + 0.5, max));
auto pt = t + targetChannels * w;
*(pt + 0) = T(std::min(max - (C * (1 - K) + K) * max + 0.5, max));
*(pt + 1) = T(std::min(max - (M * (1 - K) + K) * max + 0.5, max));
*(pt + 2) = T(std::min(max - (Y * (1 - K) + K) * max + 0.5, max));
if (targetChannels == 4) {
if (sourceChannels == 5)
*(t + pt + 3) = *(s + ps + 4);
*(pt + 3) = *(ps + 4);
else
*(t + pt + 3) = std::numeric_limits<T>::max();
*(pt + 3) = std::numeric_limits<T>::max();
}
}
}