exif: {"Image Make": "Canon", "Image Model": "Canon EOS 50D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:10:26 12:02:44", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "750", "Thumbnail JPEGInterchangeFormatLength": "10371", "EXIF ExposureTime": "1/200", "EXIF FNumber": "4", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "125", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:10:25 14:16:58", "EXIF DateTimeDigitized": "2011:10:25 14:16:58", "EXIF ShutterSpeedValue": "477741/62500", "EXIF ApertureValue": "4", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "7/4", "EXIF MeteringMode": "Spot", "EXIF Flash": "Flash did not fire", "EXIF FocalLength": "50", "EXIF SubSecTimeOriginal": "28", "EXIF SubSecTimeDigitized": "28", "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": "1420704504", "EXIF LensSpecification": "[50, 50, 0/0, 0/0]", "EXIF LensModel": "EF50mm f/1.8 II"}