In a JPEG file, extra 0xff bytes immediately preceding a marker are called "fill
bytes", and are supposed to be ignored. Go fails to decode any file that contains
Test case: Use jpeg.Decode() to read the attached file.
Expected result: The image is decoded successfully.
Actual result: Error: "unsupported JPEG feature: unknown marker"
Version: devel +8a65cc8e918e Sat Nov 03 02:22:37 2012 +0800