exif: {"Image Make": "Canon", "Image Model": "Canon PowerShot A540", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "QuickTime 7.5", "Image DateTime": "2008:08:05 11:05:55", "Image HostComputer": "Mac OS X 10.5.4", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "252", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "628", "Thumbnail JPEGInterchangeFormatLength": "5747", "Thumbnail YCbCrPositioning": "Centered", "EXIF ExposureTime": "1/200", "EXIF FNumber": "4", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2008:08:04 01:13:56", "EXIF DateTimeDigitized": "2008:08:04 01:13:56", "EXIF ShutterSpeedValue": "245/32", "EXIF ApertureValue": "4", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "88", "EXIF FocalLength": "687/50", "EXIF ColorSpace": "sRGB", "EXIF SensingMethod": "One-chip color area"}