exif: {"Image Make": "Canon", "Image Model": "Canon EOS 50D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:11:28 10:09:21", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "780", "Thumbnail JPEGInterchangeFormatLength": "14308", "EXIF ExposureTime": "1/160", "EXIF FNumber": "7/2", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "400", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:11:27 14:52:51", "EXIF DateTimeDigitized": "2011:11:27 14:52:51", "EXIF ShutterSpeedValue": "915241/125000", "EXIF ApertureValue": "361471/100000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "3", "EXIF SubjectDistance": "74/25", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "70", "EXIF SubSecTimeOriginal": "72", "EXIF SubSecTimeDigitized": "72", "EXIF FocalPlaneXResolution": "792000/149", "EXIF FocalPlaneYResolution": "1056000/199", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "1820704431", "EXIF LensSpecification": "[70, 200, 0/0, 0/0]", "EXIF LensModel": "EF70-200mm f/2.8L IS USM"}