exif: {"Image Make": "Canon", "Image Model": "Canon EOS REBEL T2i", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2012:05:24 00:02:45", "Image ExifOffset": "160", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "780", "Thumbnail JPEGInterchangeFormatLength": "17147", "EXIF ExposureTime": "1/40", "EXIF FNumber": "4", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "100", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2012:03:20 01:04:43", "EXIF DateTimeDigitized": "2012:03:20 01:04:43", "EXIF ShutterSpeedValue": "665241/125000", "EXIF ApertureValue": "4", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF SubjectDistance": "33/100", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "17", "EXIF SubSecTimeOriginal": "56", "EXIF SubSecTimeDigitized": "56", "EXIF FocalPlaneXResolution": "1036800/181", "EXIF FocalPlaneYResolution": "691200/119", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "1222507598", "EXIF LensSpecification": "[17, 40, 0/0, 0/0]", "EXIF LensModel": "EF17-40mm f/4L USM"}