How Well Do You Know PDF Formats and Images?

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Questions and Answers

What filter is used for the image in object 9?

  • CCITTFaxDecode (correct)
  • LZWDecode
  • FlateDecode
  • DCTDecode

How many pixels wide is the image in object 9?

  • 30300 pixels
  • 1 pixel
  • 1691 pixels (correct)
  • 2190 pixels

What is the bit depth of the image in object 9?

  • 16 bits per component
  • 1 bit per component (correct)
  • 8 bits per component
  • 32 bits per component

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Study Notes

  • The text is in PDF format.
  • There are multiple objects in the document, including images.
  • The image in object 9 uses CCITTFaxDecode filter.
  • The image has a width of 1691 pixels and a height of 2190 pixels.
  • The image has 1 bit per component and is in grayscale.
  • The image has decode parameters with K=-1 and 1691 columns.
  • The image stream is 30300 bytes long.
  • The image contains encoded data.
  • There are characters in the stream that cannot be displayed.
  • The text contains a mix of characters and binary data.

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