exif: {"Image Make": "Canon", "Image Model": "Canon EOS 7D", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2012:03:02 09:05:52", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "750", "Thumbnail JPEGInterchangeFormatLength": "8215", "EXIF ExposureTime": "1/160", "EXIF FNumber": "9/5", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "800", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2012:02:26 15:51:24", "EXIF DateTimeDigitized": "2012:02:26 15:51:24", "EXIF ShutterSpeedValue": "915241/125000", "EXIF ApertureValue": "847997/500000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "7/4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "50", "EXIF SubSecTimeOriginal": "00", "EXIF SubSecTimeDigitized": "00", "EXIF FocalPlaneXResolution": "5184000/907", "EXIF FocalPlaneYResolution": "691200/119", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Manual", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "2971202022", "EXIF LensSpecification": "[50, 50, 0/0, 0/0]", "EXIF LensModel": "EF50mm f/1.8 II"}