Minor fix for JPEG module to not set alpha mode for no alpha formats

microsoft · Sep 3, 2024 · ef75f8a · ef75f8a
1 parent 623d7c5
commit ef75f8a
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/Auxiliary/DirectXTexJPEG.cpp b/Auxiliary/DirectXTexJPEG.cpp
@@ -141,11 +141,15 @@ namespace
             metadata.arraySize = 1;
             metadata.mipLevels = 1;
             metadata.dimension = TEX_DIMENSION_TEXTURE2D;
-            metadata.miscFlags2 |= TEX_ALPHA_MODE_OPAQUE;
-
             metadata.format = TranslateColor(dec.out_color_space);
             if (metadata.format == DXGI_FORMAT_UNKNOWN)
+            {
                 throw std::runtime_error{ "unexpected out_color_space in jpeg_decompress_struct" };
+            }
+            if (metadata.format == DXGI_FORMAT_R8G8B8A8_UNORM)
+            {
+                metadata.miscFlags2 |= TEX_ALPHA_MODE_OPAQUE;
+            }
         }
 
         HRESULT GetHeader(TexMetadata& metadata) noexcept(false)