exif: {"Image Make": "Canon", "Image Model": "Canon EOS 7D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2012:10:15 13:00:30", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "776", "Thumbnail JPEGInterchangeFormatLength": "11464", "EXIF ExposureTime": "1/50", "EXIF FNumber": "14/5", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "2500", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2012:09:08 16:24:43", "EXIF DateTimeDigitized": "2012:09:08 16:24:43", "EXIF ShutterSpeedValue": "352741/62500", "EXIF ApertureValue": "1485427/500000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "3", "EXIF SubjectDistance": "89/100", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "34", "EXIF SubSecTimeOriginal": "20", "EXIF SubSecTimeDigitized": "20", "EXIF FocalPlaneXResolution": "2592000/907", "EXIF FocalPlaneYResolution": "345600/119", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "2171204018", "EXIF LensSpecification": "[24, 70, 0/0, 0/0]", "EXIF LensModel": "EF24-70mm f/2.8L USM"}