exif: {"Image ImageDescription": "", "Image Make": "Canon", "Image Model": "Canon PowerShot S90", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "QuickTime 7.7.1", "Image DateTime": "2012:01:21 09:48:17", "Image HostComputer": "Mac OS X 10.7.2", "Image YCbCrPositioning": "Co-sited", "Image ExifOffset": "296", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "3462", "Thumbnail JPEGInterchangeFormatLength": "6312", "Thumbnail YCbCrPositioning": "Centered", "EXIF ExposureTime": "1/125", "EXIF FNumber": "49/10", "EXIF ISOSpeedRatings": "250", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2012:01:20 14:33:27", "EXIF DateTimeDigitized": "2012:01:20 14:33:27", "EXIF ComponentsConfiguration": "YCbCr", "EXIF CompressedBitsPerPixel": "3", "EXIF ShutterSpeedValue": "223/32", "EXIF ApertureValue": "147/32", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "147/32", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "45/2", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "2816", "EXIF ExifImageLength": "2112", "EXIF FocalPlaneXResolution": "704000/73", "EXIF FocalPlaneYResolution": "704000/73", "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"}