pgr_conversions.cpp

Go to the documentation of this file.

//=============================================================================
// Copyright © 2007 Point Grey Research, Inc. All Rights Reserved.
// 
// This software is the confidential and proprietary information of Point
// Grey Research, Inc. ("Confidential Information").  You shall not
// disclose such Confidential Information and shall use it only in
// accordance with the terms of the license agreement you entered into
// with Point Grey Research Inc.
// 
// PGR MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
// SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE, OR NON-INFRINGEMENT. PGR SHALL NOT BE LIABLE FOR ANY DAMAGES
// SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
// THIS SOFTWARE OR ITS DERIVATIVES.
//
//=============================================================================

//=============================================================================
//
// pgr_conversions.cpp
//
//=============================================================================

//=============================================================================
// System Includes
//=============================================================================
#include <stdio.h>
#include <errno.h>
#include <dc1394/dc1394.h>

//=============================================================================
// PGR Includes
//=============================================================================


//=============================================================================
// Implementation
//=============================================================================

// taken from dc1394_deinterlace_stereo
// change a 24bit rgb image (8bit/channel) into three 8bit images on top
// of each other
void
dc1394_deinterlace_rgb( unsigned char* src, 
                        unsigned char* dest, 
                        unsigned int width, 
                        unsigned int height)
{
  register int i = (width*height)-1;
  register int r = ((width*height)/3)-1;
  register int g = ((width*height)*2/3)-1;
  register int b = (width*height)-1;

  while (i >= 0) {
    dest[r--] = src[i--];
    dest[g--] = src[i--];
    dest[b--] = src[i--];
  }
}

void
dc1394_deinterlace_green( unsigned char* src, 
                          unsigned char* dest, 
                          unsigned int width, 
                          unsigned int height)
{
  register int i = (width*height)-2;
  register int g = ((width*height)/3)-1;

  while (i >= 0) {
    dest[g--] = src[i-=3];
  }
}


/*Previous 3 lines appended automatically on Wed Jun  9 00:11:56 WEST 2010 */