exif: {"Image Make": "Canon", "Image Model": "Canon PowerShot SD770 IS", "Image Orientation": "Horizontal (normal)", "Image XResolution": "180", "Image YResolution": "180", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "ACD Systems Digital Imaging", "Image DateTime": "2011:06:28 21:35:55", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "229", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail JPEGInterchangeFormat": "3343", "Thumbnail JPEGInterchangeFormatLength": "6531", "EXIF ExposureTime": "1/160", "EXIF FNumber": "4", "EXIF ISOSpeedRatings": "400", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "2011:06:17 11:04:54", "EXIF DateTimeDigitized": "2011:06:17 11:04:54", "EXIF ComponentsConfiguration": "YCbCr", "EXIF CompressedBitsPerPixel": "3", "EXIF ShutterSpeedValue": "117/16", "EXIF ApertureValue": "4", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, auto mode", "EXIF FocalLength": "5807/500", "EXIF SubSecTime": "375", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "2736", "EXIF ExifImageLength": "3648", "Interoperability InteroperabilityIndex": "R98", "Interoperability InteroperabilityVersion": "[48, 49, 48, 48]", "EXIF InteroperabilityOffset": "3247", "EXIF FocalPlaneXResolution": "3648000/241", "EXIF FocalPlaneYResolution": "2736000/181", "EXIF FocalPlaneResolutionUnit": "2", "EXIF SensingMethod": "One-chip color area", "EXIF FileSource": "Digital Camera", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF SceneCaptureType": "Standard"}