Output Image Is Blank after Rendering the WMF Image to PNG in C++

Aspose.Slides Product Family
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System::SharedPtr<System::Drawing::Bitmap> bitmap = pictureShape->GetThumbnail();
bitmap->Save(path, System::Drawing::Imaging::ImageFormat::get_Png());

sdk：aspose-slides-cpp-windows-23.9
wmf format images, using the shape object save image function generated images are blank

ppt file:resource/wmf.pptx at c65363ea7fbc9d58033aa6bd9d9c7ec1912505d1 · 357809764/resource · GitHub

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@101ppt,
Thank you for reporting on the issue. I reproduced the problem you described.

We have opened the following new ticket(s) in our internal issue tracking system and will deliver their fixes according to the terms mentioned in Free Support Policies.

Issue ID(s): SLIDESCPP-3925

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