exif: {"Image Make": "Canon", "Image Model": "Canon EOS 50D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:06:22 22:13:44", "Image ExifOffset": "154", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "778", "Thumbnail JPEGInterchangeFormatLength": "23043", "EXIF ExposureTime": "1/30", "EXIF FNumber": "25", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "200", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:06:12 08:32:41", "EXIF DateTimeDigitized": "2011:06:12 08:32:41", "EXIF ShutterSpeedValue": "4906891/1000000", "EXIF ApertureValue": "290241/31250", "EXIF ExposureBiasValue": "-2/3", "EXIF MaxApertureValue": "31/8", "EXIF SubjectDistance": "86/25", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "24", "EXIF SubSecTimeOriginal": "09", "EXIF SubSecTimeDigitized": "09", "EXIF FocalPlaneXResolution": "544500/149", "EXIF FocalPlaneYResolution": "726000/199", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "530315492", "EXIF LensSpecification": "[18, 200, 0/0, 0/0]", "EXIF LensModel": "EF-S18-200mm f/3.5-5.6 IS"}