Remove unnecessary ColorScaleTo32Bit when decoding pixel type uint32

brianpopow · brianpopow · commit b4cd27f2c980 · 2026-04-11T19:35:12.000+02:00
diff --git a/src/ImageSharp/Formats/Exr/ExrDecoderCore.cs b/src/ImageSharp/Formats/Exr/ExrDecoderCore.cs
@@ -226,7 +226,8 @@ private void DecodeUnsignedIntPixelData<TPixel>(BufferedReadStream stream, Buffe
 
                 for (int x = 0; x < width; x++)
                 {
-                    pixelRow[x] = ColorScaleTo32Bit<TPixel>(redPixelData[x], greenPixelData[x], bluePixelData[x], hasAlpha ? alphaPixelData[x] : uint.MaxValue);
+                    Rgb96 pixelValue = new(redPixelData[x], greenPixelData[x], bluePixelData[x]);
+                    pixelRow[x] = TPixel.FromVector4(pixelValue.ToVector4());
                 }
 
                 decodedRows++;
diff --git a/tests/Images/Input/Exr/Calliphora_uint32_uncompressed.exr b/tests/Images/Input/Exr/Calliphora_uint32_uncompressed.exr
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bed68d2e491cad0bdd0fa668ce57328951927d722f130ba7c5c5475f6a3e0d96
+size 289183

Original file line number	Diff line number	Diff line change
`@@ -226,7 +226,8 @@ private void DecodeUnsignedIntPixelData<TPixel>(BufferedReadStream stream, Buffe`
`226`	`226`
`227`	`227`	`for (int x = 0; x < width; x++)`
`228`	`228`	`{`
`229`		`- pixelRow[x] = ColorScaleTo32Bit<TPixel>(redPixelData[x], greenPixelData[x], bluePixelData[x], hasAlpha ? alphaPixelData[x] : uint.MaxValue);`
	`229`	`+ Rgb96 pixelValue = new(redPixelData[x], greenPixelData[x], bluePixelData[x]);`
	`230`	`+ pixelRow[x] = TPixel.FromVector4(pixelValue.ToVector4());`
`230`	`231`	`}`
`231`	`232`
`232`	`233`	`decodedRows++;`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+version https://git-lfs.github.com/spec/v1`
	`2`	`+oid sha256:bed68d2e491cad0bdd0fa668ce57328951927d722f130ba7c5c5475f6a3e0d96`
	`3`	`+size 289183`