exif: {"Image Make": "Panasonic", "Image Model": "DMC-GF1", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2011:03:13 15:47:21", "Image ExifOffset": "152", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "606", "Thumbnail JPEGInterchangeFormatLength": "13441", "EXIF ExposureTime": "1/500", "EXIF FNumber": "5/2", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "100", "EXIF SensitivityType": "Unknown", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:02:22 10:59:54", "EXIF DateTimeDigitized": "2011:02:22 10:59:54", "EXIF ShutterSpeedValue": "1120723/125000", "EXIF ApertureValue": "165241/62500", "EXIF ExposureBiasValue": "33/100", "EXIF MaxApertureValue": "677/256", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "14", "EXIF FileSource": "Digital Camera", "EXIF FocalLengthIn35mmFilm": "28", "EXIF LensModel": "LUMIX G 14/F2.5", "EXIF LensSerialNumber": "00KG6120351R"}