exif: {"Image Make": "Canon", "Image Model": "Canon EOS 40D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:06:29 21:35:23", "Image ExifOffset": "154", "EXIF ExposureTime": "1/3200", "EXIF FNumber": "9/2", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:06:26 10:15:23", "EXIF DateTimeDigitized": "2011:06:26 10:15:23", "EXIF ShutterSpeedValue": "727741/62500", "EXIF ApertureValue": "86797/20000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF MeteringMode": "Partial", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "50", "EXIF SubSecTime": "805", "EXIF SubSecTimeOriginal": "00", "EXIF SubSecTimeDigitized": "00", "EXIF FocalPlaneXResolution": "324000/73", "EXIF FocalPlaneYResolution": "2592000/583", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "1120712528", "EXIF LensSpecification": "[50, 500, 0/0, 0/0]", "EXIF LensModel": "50-500mm"}