exif: {"Image PhotometricInterpretation": "2", "Image Make": "Canon", "Image Model": "Canon PowerShot G12", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop CS4 Windows", "Image DateTime": "2012:02:23 07:46:22", "Image ExifOffset": "224", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "742", "Thumbnail JPEGInterchangeFormatLength": "5718", "EXIF ExposureTime": "1/500", "EXIF FNumber": "8", "EXIF ISOSpeedRatings": "100", "EXIF DateTimeOriginal": "2011:12:30 10:19:35", "EXIF DateTimeDigitized": "2011:12:30 10:19:35", "EXIF CompressedBitsPerPixel": "3", "EXIF ShutterSpeedValue": "287/32", "EXIF ApertureValue": "6", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "139/32", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire", "EXIF FocalLength": "61/2", "EXIF ColorSpace": "Uncalibrated", "EXIF ExifImageWidth": "2048", "EXIF ExifImageLength": "1536", "EXIF FocalPlaneXResolution": "249863/20", "EXIF FocalPlaneYResolution": "249863/20", "EXIF FocalPlaneResolutionUnit": "2", "EXIF SensingMethod": "One-chip color area", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF SceneCaptureType": "Standard"}