Potential fix for slow png opening

dragonofmercy · dragonofmercy · commit fa620ef28e73 · 2025-02-03T14:32:10.000+01:00
diff --git a/ImageViewer/Wrapper/Image.cs b/ImageViewer/Wrapper/Image.cs
@@ -132,6 +132,10 @@ private async void LoadImageFromPath(string path)
                     case JpegEncoder:
                         Encoder = new JpegEncoder { Quality = 100 };
                         break;
+
+                    case PngEncoder:
+                        Encoder = new PngEncoder { ColorType = PngColorType.Palette };
+                        break;
                 }
             }
             else
@@ -144,7 +148,7 @@ private async void LoadImageFromPath(string path)
                     svgDocument.ShapeRendering = SvgShapeRendering.Auto;
                     tmp = svgDocument.AdjustSize(1024, 1024).Draw();
 
-                    Encoder = new PngEncoder();
+                    Encoder = new PngEncoder { ColorType = PngColorType.Palette };
                 }
                 else
                 {

Original file line number	Diff line number	Diff line change
`@@ -132,6 +132,10 @@ private async void LoadImageFromPath(string path)`
`132`	`132`	`case JpegEncoder:`
`133`	`133`	`Encoder = new JpegEncoder { Quality = 100 };`
`134`	`134`	`break;`
	`135`	`+`
	`136`	`+ case PngEncoder:`
	`137`	`+ Encoder = new PngEncoder { ColorType = PngColorType.Palette };`
	`138`	`+ break;`
`135`	`139`	`}`
`136`	`140`	`}`
`137`	`141`	`else`
`@@ -144,7 +148,7 @@ private async void LoadImageFromPath(string path)`
`144`	`148`	`svgDocument.ShapeRendering = SvgShapeRendering.Auto;`
`145`	`149`	`tmp = svgDocument.AdjustSize(1024, 1024).Draw();`
`146`	`150`
`147`		`- Encoder = new PngEncoder();`
	`151`	`+ Encoder = new PngEncoder { ColorType = PngColorType.Palette };`
`148`	`152`	`}`
`149`	`153`	`else`
`150`	`154`	`{`