83c73a23f4850d03f735239df982706e  helena.jpg
45d8aa474c3635bfbfa03321c06cc0f35189866a  helena.jpg
5c23ed245481ac35f8667fb1b11114b36aaf318c58e525908fa91e98e2f988d6  helena.jpg

helena.jpg JPEG 105x174 DirectClass 6kb 
Image: helena.jpg
  Format: JPEG (Joint Photographic Experts Group JFIF format)
  Geometry: 105x174
  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: 116.131 (0.455416)
      Standard deviation: 40.0245 (0.156959)
    Green:
      Min: 0 (0)
      Max: 255 (1)
      Mean: 162.779 (0.638349)
      Standard deviation: 61.8362 (0.242495)
    Blue:
      Min: 0 (0)
      Max: 255 (1)
      Mean: 173.663 (0.68103)
      Standard deviation: 65.3958 (0.256454)
  Colors: 7200
  Rendering-intent: Undefined
  Resolution: 72x72
  Units: PixelsPerInch
  Filesize: 6kb
  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: 091f894b0f158f7050ed0ddb773285807002f5579bdb871803b781aea83e7b43
  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 00:50:47 CET
 RepresentationInformation: helena.jpg
  ReportingModule: JPEG-hul, Rel. 1.2 (2007-02-13)
  LastModified: 2009-04-20 16:33:27 CEST
  Size: 5721
  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: 105
      ImageHeight: 174
      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: 3d7f7a5a
   Type: CRC32
  Checksum: 83c73a23f4850d03f735239df982706e
   Type: MD5
  Checksum: 45d8aa474c3635bfbfa03321c06cc0f35189866a
   Type: SHA-1