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Use BABL method for 16-to-8 bit conversion (#3429)

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Flössie
2016-09-22 21:52:07 +02:00
parent 7635559062
commit 759676788b
6 changed files with 30 additions and 26 deletions
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6
rtengine/imagefloat.cc
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@@ -335,9 +335,9 @@ Imagefloat::to8()
for (int h = 0; h < height; ++h) {
for (int w = 0; w < width; ++w) {
img8->r(h, w) = (static_cast<unsigned int>(r(h, w)) + 128) / 257;
img8->g(h, w) = (static_cast<unsigned int>(g(h, w)) + 128) / 257;
img8->b(h, w) = (static_cast<unsigned int>(b(h, w)) + 128) / 257;
img8->r(h, w) = uint16ToUint8Rounded(r(h, w));
img8->g(h, w) = uint16ToUint8Rounded(g(h, w));
img8->b(h, w) = uint16ToUint8Rounded(b(h, w));
}
}