exif: {"Image Make": "Canon", "Image Model": "Canon EOS 550D", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2010:11:29 12:34:54", "Image ExifOffset": "156", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "750", "Thumbnail JPEGInterchangeFormatLength": "14110", "EXIF ExposureTime": "1/160", "EXIF FNumber": "2", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "100", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2010:11:13 11:29:31", "EXIF DateTimeDigitized": "2010:11:13 11:29:31", "EXIF ShutterSpeedValue": "915241/125000", "EXIF ApertureValue": "2", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "7/4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "50", "EXIF SubSecTimeOriginal": "10", "EXIF SubSecTimeDigitized": "10", "EXIF FocalPlaneXResolution": "691200/181", "EXIF FocalPlaneYResolution": "460800/119", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "932314554", "EXIF LensSpecification": "[50, 50, 0/0, 0/0]", "EXIF LensModel": "EF50mm f/1.8 II"}