exif: {"Image Make": "Canon", "Image Model": "Canon PowerShot S90", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop Lightroom 3.6 (Macintosh)", "Image DateTime": "2012:04:13 18:34:57", "Image ExifOffset": "214", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "798", "Thumbnail JPEGInterchangeFormatLength": "20170", "EXIF ExposureTime": "1/20", "EXIF FNumber": "2", "EXIF ISOSpeedRatings": "400", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2012:04:09 17:46:07", "EXIF DateTimeDigitized": "2012:04:09 17:46:07", "EXIF ShutterSpeedValue": "540241/125000", "EXIF ApertureValue": "2", "EXIF ExposureBiasValue": "-2/3", "EXIF MaxApertureValue": "2", "EXIF SubjectDistance": "39/100", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "6", "EXIF FocalPlaneXResolution": "400000/73", "EXIF FocalPlaneYResolution": "400000/73", "EXIF FocalPlaneResolutionUnit": "2", "EXIF SensingMethod": "One-chip color area", "EXIF FileSource": "Digital Camera", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF SceneCaptureType": "Standard", "EXIF LensSpecification": "[6, 45/2, 0/0, 0/0]", "EXIF LensModel": "6.0-22.5 mm"}