exif: {"Image Make": "Canon", "Image Model": "Canon EOS 550D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2012:01:12 19:26:33", "Image ExifOffset": "156", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "664", "Thumbnail JPEGInterchangeFormatLength": "13428", "EXIF ExposureTime": "4", "EXIF FNumber": "9/2", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "800", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:12:10 19:52:03", "EXIF DateTimeDigitized": "2011:12:10 19:52:03", "EXIF ShutterSpeedValue": "-2", "EXIF ApertureValue": "86797/20000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "17/4", "EXIF SubjectDistance": "349/100", "EXIF MeteringMode": "Partial", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "29", "EXIF SubSecTimeOriginal": "36", "EXIF SubSecTimeDigitized": "36", "EXIF FocalPlaneXResolution": "1036800/181", "EXIF FocalPlaneYResolution": "691200/119", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard"}