exif: {"Image Make": "Canon", "Image Model": "Canon EOS DIGITAL REBEL XSi", "Image Orientation": "Horizontal (normal)", "Image Software": "darktable 1.1.1", "Image DateTime": "2012:12:11 12:01:18", "Image Artist": "Erin Fay", "Image YCbCrPositioning": "Co-sited", "Image Rating": "1", "Image Tag 0x4749": "20", "Image ExifOffset": "214", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "9140", "Thumbnail JPEGInterchangeFormatLength": "5093", "EXIF ExposureTime": "1/1000", "EXIF FNumber": "5", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "100", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2012:12:11 12:01:18", "EXIF DateTimeDigitized": "2012:12:11 12:01:18", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "10", "EXIF ApertureValue": "37/8", "EXIF ExposureBiasValue": "0", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "109", "EXIF SubSecTime": "04", "EXIF SubSecTimeOriginal": "04", "EXIF SubSecTimeDigitized": "04", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "4272", "EXIF ExifImageLength": "2848", "Interoperability InteroperabilityIndex": "R98", "Interoperability InteroperabilityVersion": "[48, 49, 48, 48]", "EXIF InteroperabilityOffset": "9016", "EXIF FocalPlaneXResolution": "2136000/439", "EXIF FocalPlaneYResolution": "356000/73", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Manual", "EXIF SceneCaptureType": "Standard"}