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Text File  |  1999-09-11  |  217b  |  6 lines
  1. For high-pass filtering, run xconv with the -f option
  2. and the appropriate filter file.
  3. An example high-pass filter file, hpfltr.txt, is
  4. included in this directory.
  5.  
  6. See text for additional high-pass filter masks.