379c12a957d4c27e76a35b557974d30e  w4.jpg
bd805149b4d44e84e880d066d1ecf92f3709f822  w4.jpg
a06bf3888b628a077b0e5eb0bd7e48673d4793dd167bcf5d7ea1936d3e43d115  w4.jpg

w4.jpg JPEG 250x162 DirectClass 10kb 
Image: w4.jpg
  Format: JPEG (Joint Photographic Experts Group JFIF format)
  Geometry: 250x162
  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: 229.646 (0.900574)
      Standard deviation: 48.3422 (0.189577)
    Green:
      Min: 0 (0)
      Max: 255 (1)
      Mean: 227.54 (0.892315)
      Standard deviation: 50.4684 (0.197915)
    Blue:
      Min: 0 (0)
      Max: 255 (1)
      Mean: 224.635 (0.880921)
      Standard deviation: 54.317 (0.213008)
  Colors: 8117
  Rendering-intent: Undefined
  Resolution: 72x72
  Units: PixelsPerInch
  Filesize: 10kb
  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: 80ac1cd0283805dfc23d28e3068d60bc22f19b85dd8e4dbfce2875505eab15c6
  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: 2010-01-12 00:35:08 CET
 RepresentationInformation: w4.jpg
  ReportingModule: JPEG-hul, Rel. 1.2 (2007-02-13)
  LastModified: 2010-01-11 18:33:30 CET
  Size: 10379
  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: 250
      ImageHeight: 162
      ColorSpace: YCbCr
      SamplingFrequencyUnit: inch
      XSamplingFrequency: 72
      YSamplingFrequency: 72
      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: 9e5943ad
   Type: CRC32
  Checksum: 379c12a957d4c27e76a35b557974d30e
   Type: MD5
  Checksum: bd805149b4d44e84e880d066d1ecf92f3709f822
   Type: SHA-1