exif: {"Image Make": "Canon", "Image Model": "Canon EOS DIGITAL REBEL XT", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "QuickTime 7.7.1", "Image DateTime": "2012:03:29 10:19:30", "Image HostComputer": "Mac OS X 10.7.3", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "260", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "596", "Thumbnail JPEGInterchangeFormatLength": "5373", "Thumbnail YCbCrPositioning": "Centered", "EXIF ExposureTime": "1/320", "EXIF ExposureProgram": "Shutter Priority", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2012:03:25 13:28:48", "EXIF DateTimeDigitized": "2012:03:25 13:28:48", "EXIF ApertureValue": "12742/4289", "EXIF ExposureBiasValue": "-2/3", "EXIF MaxApertureValue": "7915/6584", "EXIF MeteringMode": "Partial", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "50"}