WebImage returning as PNG when source file is JPG

Question

I have this confusing problem when WebImage retrieves an image saved as ".jpg" it returns as ".png".

Here's the image of the problem:

Any ideas why this is happening?

UPDATE : The lighthouse.jpg is one of the My Picture samples of Windows 7 and was uploaded and saved with no frills.

Here is my upload method when uploading the lighthouse.jpg which is saved with uploadImage.SaveAs(path);

Answer 1

如果没有相应的图像，则无法 100% 解决此问题，但是扩展名（在您的情况下为 jpg）绝不保证该文件实际上是该文件格式...我怀疑它是使用扩展名保存的 PNG JPG...

Answer 2

The image's Mime type may be set differently to its file-suffix. Ref.https://stackoverflow.com/a/14587821/6812820