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Support demosaiced floating point DNGs with LibRaw

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This commit is contained in:
Lawrence Lee
2024-12-08 14:34:56 -08:00
parent b0117b7a60
commit fd445d00a6
3 changed files with 48 additions and 9 deletions
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5
rtengine/rtthumbnail.cc
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@@ -237,13 +237,14 @@ void scale_colors (rtengine::RawImage *ri, float scale_mul[4], float cblack[4],
}
}
} else if (isFloat) {
const auto colors = ri->get_colors();
#ifdef _OPENMP
#pragma omp parallel for if(multiThread)
#endif
for (int row = 0; row < height; ++row) {
for (int col = 0; col < width; ++col) {
for (int i = 0; i < ri->get_colors(); ++i) {
float val = float_raw_image[(row + top_margin) * raw_width + col + left_margin + i];
for (int i = 0; i < colors; ++i) {
float val = float_raw_image[colors * ((row + top_margin) * raw_width + col + left_margin) + i];
val -= cblack[i];
val *= scale_mul[i];
image[row * width + col][i] = val;