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": "2012:09:03 20:31:19", "Image HostComputer": "Mac OS X 10.7.4", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "260", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "638", "Thumbnail JPEGInterchangeFormatLength": "5415", "Thumbnail YCbCrPositioning": "Centered", "EXIF ExposureTime": "1/50", "EXIF ExposureProgram": "Shutter Priority", "EXIF ISOSpeedRatings": "400", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2012:09:03 18:23:33", "EXIF DateTimeDigitized": "2012:09:03 18:23:33", "EXIF ApertureValue": "52533/7907", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "35", "Interoperability RelatedImageWidth": "1280", "Interoperability RelatedImageLength": "853", "EXIF InteroperabilityOffset": "502"}