Update GilbertCurve.java

mcychan · May 13, 2024 · cb281c5 · cb281c5
1 parent 5a8b7e8
commit cb281c5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/nQuant.master/src/main/java/com/android/nQuant/GilbertCurve.java b/nQuant.master/src/main/java/com/android/nQuant/GilbertCurve.java
@@ -113,7 +113,7 @@ private void ditherPixel(int x, int y) {
 				lookup[offset] = ditherable.nearestColorIndex(palette, c2, bidx) + 1;
 			qPixels[bidx] = palette[lookup[offset] - 1];
 
-			if(saliencies != null && CIELABConvertor.Y_Diff(pixel, c2) > palette.length - margin) {
+			if(saliencies != null && CIELABConvertor.Y_Diff(pixel, c2) > Math.max(1, palette.length - margin)) {
 				final float strength = 1 / 3f;
 				c2 = BlueNoise.diffuse(pixel, palette[qPixels[bidx]], 1 / saliencies[bidx], strength, x, y);
 				qPixels[bidx] = palette[ditherable.nearestColorIndex(palette, c2, bidx)];