Test image with visible sensor dust and traces of sensor cleaning liquid
{"Image Software": "Google", "Image Artist": "Hari Prasad Srinivasan\nhariprasad_shp@yahoo.com", "Image YCbCrSubSampling": "[2, 2]", "Image Copyright": "Hari Prasad Srinivasan-2014", "Image ExifOffset": "158", "EXIF ExifVersion": "0220", "EXIF ExifImageWidth": "1600", "EXIF ExifImageLength": "1066"}