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Use internal FP32 conversion instead of FP16

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Mirco Miranda
2025-10-17 15:32:24 +02:00
committed by Mirco Miranda
parent 146f637385
commit 7512874620
6 changed files with 2 additions and 2 deletions
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autotests/write/format/exr/Format_ARGB32_Premultiplied.exr
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autotests/write/format/exr/Format_ARGB6666_Premultiplied.exr
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autotests/write/format/exr/Format_ARGB8555_Premultiplied.exr
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autotests/write/format/exr/Format_ARGB8565_Premultiplied.exr
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autotests/write/format/exr/Format_RGBA8888_Premultiplied.exr
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4
src/imageformats/exr.cpp
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@ -608,13 +608,13 @@ bool EXRHandler::write(const QImage &image)
pixels.resizeErase(EXR_LINES_PER_BLOCK, width); pixels.resizeErase(EXR_LINES_PER_BLOCK, width);
// convert the image and write into the stream // convert the image and write into the stream
auto convFormat = image.hasAlphaChannel() ? QImage::Format_RGBA16FPx4 : QImage::Format_RGBX16FPx4; auto convFormat = image.hasAlphaChannel() ? QImage::Format_RGBA32FPx4 : QImage::Format_RGBX32FPx4;
ScanLineConverter slc(convFormat); ScanLineConverter slc(convFormat);
slc.setDefaultSourceColorSpace(QColorSpace(QColorSpace::SRgb)); slc.setDefaultSourceColorSpace(QColorSpace(QColorSpace::SRgb));
slc.setTargetColorSpace(QColorSpace(QColorSpace::SRgbLinear)); slc.setTargetColorSpace(QColorSpace(QColorSpace::SRgbLinear));
for (int y = 0, n = 0; y < height; y += n) { for (int y = 0, n = 0; y < height; y += n) {
for (n = 0; n < std::min(EXR_LINES_PER_BLOCK, height - y); ++n) { for (n = 0; n < std::min(EXR_LINES_PER_BLOCK, height - y); ++n) {
auto scanLine = reinterpret_cast<const qfloat16 *>(slc.convertedScanLine(image, y + n)); auto scanLine = reinterpret_cast<const float *>(slc.convertedScanLine(image, y + n));
if (scanLine == nullptr) { if (scanLine == nullptr) {
return false; return false;
} }