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Diffstat (limited to 'source/core/StarImageProcessing.cpp')
| -rw-r--r-- | source/core/StarImageProcessing.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/source/core/StarImageProcessing.cpp b/source/core/StarImageProcessing.cpp index a56cedc..98f65f4 100644 --- a/source/core/StarImageProcessing.cpp +++ b/source/core/StarImageProcessing.cpp @@ -446,6 +446,10 @@ StringList imageOperationReferences(List<ImageOperation> const& operations) { } void processImageOperation(ImageOperation const& operation, Image& image, ImageReferenceCallback refCallback) { + if (image.bytesPerPixel() == 3) { + // Convert to an image format that has alpha so certain operations function properly + image = image.convert(image.pixelFormat() == PixelFormat::BGR24 ? PixelFormat::BGRA32 : PixelFormat::RGBA32); + } if (auto op = operation.ptr<HueShiftImageOperation>()) { image.forEachPixel([&op](unsigned, unsigned, Vec4B& pixel) { if (pixel[3] != 0) |