f2fe59c8e7ef3264d669847e8a231c7e  a51.jpg
f503a2357d67028f48e6722e54a6ff6a4e6e42a4  a51.jpg
9f3f5843a3a03747bea71c07afaf7b8a698e7d7816af8be9bd92e1b7bb24e1e4  a51.jpg

a51.jpg JPEG 350x230 DirectClass 21kb 
Image: a51.jpg
  Format: JPEG (Joint Photographic Experts Group JFIF format)
  Geometry: 350x230
  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: 255 (1)
      Mean: 83.6736 (0.328132)
      Standard deviation: 71.8297 (0.281685)
    Green:
      Min: 0 (0)
      Max: 255 (1)
      Mean: 71.9864 (0.2823)
      Standard deviation: 60.411 (0.236906)
    Blue:
      Min: 0 (0)
      Max: 247 (0.968627)
      Mean: 69.9767 (0.274418)
      Standard deviation: 46.0919 (0.180753)
  Colors: 29259
  Rendering-intent: Undefined
  Resolution: 150x150
  Units: PixelsPerInch
  Filesize: 21kb
  Interlace: None
  Background Color: white
  Border Color: #DFDFDF
  Matte Color: grey74
  Dispose: Undefined
  Iterations: 0
  Compression: JPEG
  Quality: 85
  Orientation: Undefined
  JPEG-Colorspace: 2
  JPEG-Sampling-factors: 1x1,1x1,1x1
  Signature: 42248683b5b31b569b3aff091cb379a525ac6a2b940a29f67bbb58f167048635
  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: 2009-11-10 00:42:45 CET
 RepresentationInformation: a51.jpg
  ReportingModule: JPEG-hul, Rel. 1.2 (2007-02-13)
  LastModified: 2009-04-24 14:35:10 CEST
  Size: 21058
  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: 350
      ImageHeight: 230
      ColorSpace: YCbCr
      SamplingFrequencyUnit: inch
      XSamplingFrequency: 150
      YSamplingFrequency: 150
      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: 99960b41
   Type: CRC32
  Checksum: f2fe59c8e7ef3264d669847e8a231c7e
   Type: MD5
  Checksum: f503a2357d67028f48e6722e54a6ff6a4e6e42a4
   Type: SHA-1