exif: {"Image Make": "Canon", "Image Model": "Canon PowerShot SD770 IS", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "QuickTime 7.7", "Image DateTime": "2012:01:04 17:17:28", "Image HostComputer": "Mac OS X 10.5.8", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "256", "EXIF ExposureTime": "1/250", "EXIF FNumber": "14/5", "EXIF ISOSpeedRatings": "80", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2011:12:30 12:21:44", "EXIF DateTimeDigitized": "2011:12:30 12:21:44", "EXIF ShutterSpeedValue": "255/32", "EXIF ApertureValue": "95/32", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "95/32", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, auto mode", "EXIF FocalLength": "31/5", "EXIF ColorSpace": "sRGB", "EXIF SensingMethod": "One-chip color area"}