Fix exporting R8 files as PNG using libpng

Fixes an incorrect stride value for R8 images being exported to PNG on the experimental libpng SaveToPNGFile implementation.
microsoft · Sep 1, 2024 · 9cf30e2 · 9cf30e2
1 parent 327c200
commit 9cf30e2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Auxiliary/DirectXTexPNG.cpp b/Auxiliary/DirectXTexPNG.cpp
@@ -266,6 +266,7 @@ namespace
             {
             case DXGI_FORMAT_R8_UNORM:
                 color_type = PNG_COLOR_TYPE_GRAY;
+                channel = 1;
                 break;
             case DXGI_FORMAT_B8G8R8A8_UNORM:
             case DXGI_FORMAT_B8G8R8X8_UNORM: