[Digikam-devel] [Bug 307602] Large TIFF files crash digiKam (>1Gb)

[Gilles Caulier]

https://bugs.kde.org/show_bug.cgi?id=307602

--- Comment #11 from Gilles Caulier <caulier.gilles at gmail.com> ---
identification of image with ImageMagick :

[gilles at localhost core (master)]$ identify -verbose
"/mnt/data/photos/TESTS/Alex Krebs/DSC_4052-DSC_40630004.tif" -version
Image: /mnt/data/photos/TESTS/Alex Krebs/DSC_4052-DSC_40630004.tif
  Format: TIFF (Tagged Image File Format)
  Class: DirectClass
  Geometry: 11939x108859+0+0
  Resolution: 150x150
  Print size: 79.5933x725.727
  Units: PixelsPerInch
  Type: TrueColorMatte
  Base type: TrueColor
  Endianess: MSB
  Colorspace: sRGB
  Depth: 8-bit
  Channel depth:
    red: 8-bit
    green: 8-bit
    blue: 8-bit
    alpha: 1-bit
  Channel statistics:
    Red:
      min: 0 (0)
      max: 255 (1)
      mean: 132.861 (0.521023)
      standard deviation: 94.7031 (0.371385)
      kurtosis: -1.90999
      skewness: -0.0217065
    Green:
      min: 0 (0)
      max: 255 (1)
      mean: 150.436 (0.589946)
      standard deviation: 99.5435 (0.390367)
      kurtosis: -1.90405
      skewness: -0.055626
    Blue:
      min: 0 (0)
      max: 255 (1)
      mean: 154.395 (0.60547)
      standard deviation: 101.835 (0.399353)
      kurtosis: -1.89304
      skewness: -0.0871236
    Alpha:
      min: 0 (0)
      max: 255 (1)
      mean: 247.312 (0.969851)
      standard deviation: 43.6041 (0.170997)
      kurtosis: 28.1999
      skewness: 5.49544
  Image statistics:
    Overall:
      min: 0 (0)
      max: 255 (1)
      mean: 111.345 (0.436647)
      standard deviation: 88.2458 (0.346062)
      kurtosis: -0.166605
      skewness: 0.660303
  Alpha: none   #00000000
  Rendering intent: Perceptual
  Gamma: 0.45455
  Chromaticity:
    red primary: (0.64,0.33)
    green primary: (0.3,0.6)
    blue primary: (0.15,0.06)
    white point: (0.3127,0.329)
  Interlace: None
  Background color: white
  Border color: srgba(223,223,223,1)
  Matte color: grey74
  Transparent color: none
  Compose: Over
  Page geometry: 11939x108859+0+108860
  Origin geometry: +0+108860
  Dispose: Undefined
  Iterations: 0
  Compression: LZW
  Orientation: TopLeft
  Properties:
    date:create: 2012-10-11T13:54:58+02:00
    date:modify: 2012-09-18T07:37:35+02:00
    signature: b1f1e065fc3bd5dd454084b54d283d9e909e73c974f6c29f035f21afb17444d6
    tiff:alpha: unassociated
    tiff:endian: lsb
    tiff:photometric: RGB
    tiff:rows-per-strip: 21
  Artifacts:
    filename: /mnt/data/photos/TESTS/Alex Krebs/DSC_4052-DSC_40630004.tif
    verbose: true
  Tainted: False
  Filesize: 1.8238GB
  Number pixels: 1.2997G
  Pixels per second: 48.23MB
  User time: 25.840u
  Elapsed time: 0:27.950
  Version: ImageMagick 6.7.5-10 2012-08-22 Q16 http://www.imagemagick.org

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