exif: {"Image Make": "Canon", "Image Model": "Canon EOS 50D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:03:23 00:04:39", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "776", "Thumbnail JPEGInterchangeFormatLength": "16229", "EXIF ExposureTime": "1/100", "EXIF FNumber": "63/10", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "400", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:03:18 20:45:49", "EXIF DateTimeDigitized": "2011:03:18 20:45:49", "EXIF ShutterSpeedValue": "415241/62500", "EXIF ApertureValue": "331919/62500", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "3", "EXIF SubjectDistance": "319/100", "EXIF MeteringMode": "CenterWeightedAverage", "EXIF Flash": "Flash fired, compulsory flash mode", "EXIF FocalLength": "54", "EXIF SubSecTimeOriginal": "88", "EXIF SubSecTimeDigitized": "88", "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": "2060709840", "EXIF LensSpecification": "[24, 70, 0/0, 0/0]", "EXIF LensModel": "EF24-70mm f/2.8L USM"}