4f228f25cad8f335f08f756b26f26a2d  essential.jpg
ea4714f0cb7684bbd0abe686cfa07e38b5a2b083  essential.jpg
f94422f051bbb90b0a937dfc661aaa095aa3c0429382fdb8bbab72ed1ec86d62  essential.jpg

essential.jpg JPEG 100x150 DirectClass 4kb 
Image: essential.jpg
  Format: JPEG (Joint Photographic Experts Group JFIF format)
  Geometry: 100x150
  Class: DirectClass
  Type: TrueColor
  Endianess: Undefined
  Colorspace: RGB
  Channel depth:
    Red: 8-bits
    Green: 8-bits
    Blue: 8-bits
  Channel statistics:
    Red:
      Min: 0 (0)
      Max: 217 (0.85098)
      Mean: 56.6947 (0.222332)
      Standard deviation: 59.0932 (0.231738)
    Green:
      Min: 0 (0)
      Max: 218 (0.854902)
      Mean: 52.0347 (0.204058)
      Standard deviation: 54.8495 (0.215096)
    Blue:
      Min: 0 (0)
      Max: 222 (0.870588)
      Mean: 43.509 (0.170624)
      Standard deviation: 46.6165 (0.18281)
  Colors: 6008
  Rendering-intent: Undefined
  Resolution: 100x100
  Units: PixelsPerInch
  Filesize: 4kb
  Interlace: None
  Background Color: white
  Border Color: #DFDFDF
  Matte Color: grey74
  Dispose: Undefined
  Iterations: 0
  Compression: JPEG
  Quality: 80
  Orientation: Undefined
  JPEG-Colorspace: 2
  JPEG-Sampling-factors: 2x2,1x1,1x1
  Signature: 7e97ceecddca21dfa2535a3f3fbe30677fa34367869315ada4adf69fdc3c2947
  Tainted: False
  Version: ImageMagick 6.2.4 02/10/07 Q16 http://www.imagemagick.org

Jhove (Rel. 1.1 (pre-release g), 2007-08-30)
 Date: 2009-11-05 00:45:25 CET
 RepresentationInformation: essential.jpg
  ReportingModule: JPEG-hul, Rel. 1.2 (2007-02-13)
  LastModified: 2009-07-31 17:04:56 CEST
  Size: 4483
  Format: JPEG
  Version: 1.01
  Status: Well-Formed and valid
  SignatureMatches:
   JPEG-hul
  MIMEtype: image/jpeg
  Profile: JFIF
  JPEGMetadata: 
   CompressionType: Huffman coding, Baseline DCT
   Images: 
    Number: 1
    Image: 
     NisoImageMetadata: 
      ByteOrder: big_endian
      CompressionScheme: JPEG
      ImageWidth: 100
      ImageHeight: 150
      ColorSpace: YCbCr
      SamplingFrequencyUnit: inch
      XSamplingFrequency: 100
      YSamplingFrequency: 100
      BitsPerSample: 8, 8, 8
      BitsPerSampleUnit: integer
      SamplesPerPixel: 3
     Scans: 1
     QuantizationTables: 
      QuantizationTable: 
       Precision: 8-bit
       DestinationIdentifier: 0
      QuantizationTable: 
       Precision: 8-bit
       DestinationIdentifier: 1
   ApplicationSegments: APP0
  Checksum: 8adb1ea7
   Type: CRC32
  Checksum: 4f228f25cad8f335f08f756b26f26a2d
   Type: MD5
  Checksum: ea4714f0cb7684bbd0abe686cfa07e38b5a2b083
   Type: SHA-1