exif: {"Image Make": "Canon", "Image Model": "Canon EOS 40D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:02:23 15:15:05", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "780", "Thumbnail JPEGInterchangeFormatLength": "13182", "EXIF ExposureTime": "1/40", "EXIF FNumber": "5", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "400", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2010:04:05 13:30:59", "EXIF DateTimeDigitized": "2010:04:05 13:30:59", "EXIF ShutterSpeedValue": "665241/125000", "EXIF ApertureValue": "290241/62500", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "35/8", "EXIF SubjectDistance": "29/20", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "34", "EXIF SubSecTimeOriginal": "01", "EXIF SubSecTimeDigitized": "01", "EXIF FocalPlaneXResolution": "324000/73", "EXIF FocalPlaneYResolution": "2592000/583", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "2531202026", "EXIF LensSpecification": "[18, 55, 0/0, 0/0]", "EXIF LensModel": "EF-S18-55mm f/3.5-5.6 IS"}