Algorithm 749: fast discrete cosine transform

  • Authors:
  • Barry G. Sherlock;Donald M. Monro

  • Affiliations:
  • Parks College of Saint Louis Univ., Cahokia, IL;Univ. of Bath, Bath, UK

  • Venue:
  • ACM Transactions on Mathematical Software (TOMS)
  • Year:
  • 1995

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Abstract

An in-place algorithm for the fast, direct computation of the forward and inverse discrete cosine transform is presented and evaluated. The transform length may be an arbitrary power of two.