exif: {"Image Make": "Canon", "Image Model": "Canon EOS 7D", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2015:03:13 21:50:53", "Image ExifOffset": "166", "EXIF ExposureTime": "1/250", "EXIF FNumber": "11", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "100", "EXIF SensitivityType": "Recommended Exposure Index", "EXIF RecommendedExposureIndex": "100", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2015:03:13 21:50:53", "EXIF DateTimeDigitized": "2015:03:13 21:50:53", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "8", "EXIF ApertureValue": "7", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash fired, compulsory flash mode", "EXIF FocalLength": "17", "EXIF SubSecTime": "00", "EXIF SubSecTimeOriginal": "00", "EXIF SubSecTimeDigitized": "00", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "4319", "EXIF ExifImageLength": "3308", "EXIF FocalPlaneXResolution": "62871/11", "EXIF FocalPlaneYResolution": "331079/57", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Manual", "EXIF SceneCaptureType": "Standard", "EXIF LensSpecification": "[17, 40, 0, 0]", "EXIF LensModel": "EF17-40mm f/4L USM"}