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Set linear color space and round fix

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This commit is contained in:
Mirco Miranda
2023-07-26 15:08:20 +02:00
committed by Albert Astals Cid
parent bcb5308545
commit cf78907ff4
5 changed files with 8 additions and 6 deletions
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11
src/imageformats/hdr.cpp
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@ -9,6 +9,7 @@
#include "hdr_p.h"
#include "util_p.h"
#include <QColorSpace>
#include <QDataStream>
#include <QImage>
#include <QLoggingCategory>
@ -28,11 +29,8 @@ namespace // Private.
static inline uchar ClipToByte(float value)
{
if (value > 255.0f) {
return 255;
}
// else if (value < 0.0f) return 0; // we know value is positive.
return uchar(value);
// we know value is positive.
return uchar(std::min(value + 0.5f, 255.0f));
}
// read an old style line from the hdr image file
@ -242,6 +240,9 @@ bool HDRHandler::read(QImage *outImage)
// qDebug() << "Error loading HDR file.";
return false;
}
// The images read by Gimp and Photoshop (including those of the tests) are interpreted with linear color space.
// By setting the linear color space, programs that support profiles display HDR files as in GIMP and Photoshop.
img.setColorSpace(QColorSpace(QColorSpace::SRgbLinear));
*outImage = img;
return true;