exif: {"Image Make": "Canon", "Image Model": "Canon EOS DIGITAL REBEL XSi", "Image Orientation": "Horizontal (normal)", "Image XResolution": "350", "Image YResolution": "350", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Digital Photo Professional", "Image DateTime": "2012:09:23 22:01:38", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "136", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "1056", "Thumbnail JPEGInterchangeFormatLength": "13163", "EXIF ExposureTime": "1/500", "EXIF FNumber": "14/5", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "400", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2012:09:22 08:54:42", "EXIF DateTimeDigitized": "2012:09:22 08:54:42", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "9", "EXIF ApertureValue": "3", "EXIF ExposureBiasValue": "-1/3", "EXIF MeteringMode": "CenterWeightedAverage", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "50", "EXIF SubSecTime": "03", "EXIF SubSecTimeOriginal": "03", "EXIF SubSecTimeDigitized": "03", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "4200", "EXIF ExifImageLength": "2800", "EXIF FocalPlaneXResolution": "2136000/439", "EXIF FocalPlaneYResolution": "356000/73", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Manual", "EXIF SceneCaptureType": "Standard"}