exif: {"Image Make": "Canon", "Image Model": "Canon IXUS 220HS", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:12:20 22:48:27", "Image ExifOffset": "158", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "754", "Thumbnail JPEGInterchangeFormatLength": "10798", "EXIF ExposureTime": "1/30", "EXIF FNumber": "5", "EXIF ISOSpeedRatings": "800", "EXIF SensitivityType": "Standard Output Sensitivity and Recommended Exposure Index", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2011:12:17 22:20:40", "EXIF DateTimeDigitized": "2011:12:17 22:20:40", "EXIF ShutterSpeedValue": "4906891/1000000", "EXIF ApertureValue": "290241/62500", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "149/32", "EXIF SubjectDistance": "39/100", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "11151/1000", "EXIF FocalPlaneXResolution": "1000000/61", "EXIF FocalPlaneYResolution": "1000000/61", "EXIF FocalPlaneResolutionUnit": "2", "EXIF SensingMethod": "One-chip color area", "EXIF FileSource": "Digital Camera", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF SceneCaptureType": "Standard", "EXIF LensSpecification": "[43/10, 43/2, 0/0, 0/0]", "EXIF LensModel": "4.3-21.5 mm"}