exif: {"Image Make": "Canon", "Image Model": "Canon PowerShot S90", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2010:06:06 21:21:25", "Image ExifOffset": "160", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "676", "Thumbnail JPEGInterchangeFormatLength": "13001", "EXIF ExposureTime": "1/160", "EXIF FNumber": "9/2", "EXIF ISOSpeedRatings": "800", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2010:06:04 18:26:28", "EXIF DateTimeDigitized": "2010:06:04 18:26:28", "EXIF ShutterSpeedValue": "915241/125000", "EXIF ApertureValue": "86797/20000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "139/32", "EXIF SubjectDistance": "3/5", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, auto mode", "EXIF FocalLength": "18189/1000", "EXIF FocalPlaneXResolution": "912000/73", "EXIF FocalPlaneYResolution": "912000/73", "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"}