exif: {"Image Make": "Canon", "Image Model": "Canon EOS DIGITAL REBEL XSi", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:05:23 00:19:41", "Image ExifOffset": "168", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "774", "Thumbnail JPEGInterchangeFormatLength": "19348", "EXIF ExposureTime": "1/100", "EXIF FNumber": "10", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "200", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2010:10:30 19:15:29", "EXIF DateTimeDigitized": "2010:10:30 19:15:29", "EXIF ShutterSpeedValue": "415241/62500", "EXIF ApertureValue": "415241/62500", "EXIF ExposureBiasValue": "-4/3", "EXIF MaxApertureValue": "19/4", "EXIF SubjectDistance": "29/20", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "15", "EXIF SubSecTimeOriginal": "34", "EXIF SubSecTimeDigitized": "34", "EXIF FocalPlaneXResolution": "2136000/439", "EXIF FocalPlaneYResolution": "356000/73", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Bracket", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "670109770", "EXIF LensSpecification": "[10, 20, 0/0, 0/0]", "EXIF LensModel": "10-20mm"}