transpose.cc

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/*--------------------------------------------------------------------
 *
 * (C) Copyright Koninklijke Philips Electronics NV 2006. 
 * All rights reserved. This software is licensed under the terms of
 * version 2.1 of the GNU Lesser General Public License as published 
 * by the Free Software Foundation. For licensing and warranty
 * information, see the file COPYING in the main directory.
 *
 *------------------------------------------------------------------*/

#include "transpose.h"

Transpose::Transpose(
  const Id&   n,
  In<VYApixel>&   ci, 
  Out<VYApixel>&  co)
:
  Process(n),
  Cin(  id("Cin"),  ci),
  Cout( id("Cout"),   co)
{
}

void Transpose::main()
{
  int i,j,k,l;
      VYApixel block[64];
      VYApixel pixel;

  while (true)
  {
    read(Cin, block, 64);
  
    for (i=0; i<8; i++)
          {
            for (j=0; j<i; j++)
      {
        k = 8*i+j;
        l = i+8*j;
        pixel = block[k];
        block[k] = block[l];
        block[l] = pixel;
      } 
    }
    
    write(Cout, block, 64);
      }
}

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