exif: {"Image Make": "Canon", "Image Model": "Canon PowerShot A3100 IS", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "QuickTime 7.6.6", "Image DateTime": "2011:01:09 12:31:33", "Image HostComputer": "Mac OS X 10.6.4", "Image ExifOffset": "234", "EXIF ExposureTime": "1/20", "EXIF FNumber": "27/10", "EXIF ISOSpeedRatings": "640", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2011:01:07 23:58:08", "EXIF DateTimeDigitized": "2011:01:07 23:58:08", "EXIF CompressedBitsPerPixel": "3", "EXIF ShutterSpeedValue": "69/16", "EXIF ApertureValue": "23/8", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "23/8", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, auto mode", "EXIF FocalLength": "31/5", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "1024", "EXIF ExifImageLength": "768", "EXIF FocalPlaneXResolution": "435541/41", "EXIF FocalPlaneYResolution": "435541/41", "EXIF FocalPlaneResolutionUnit": "2", "EXIF SensingMethod": "One-chip color area", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF SceneCaptureType": "Standard"}